W912DR18R0055_-_Attachment_Y_-_DSCR_2017_OU_8_GWMR_Figures.pdf

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Attachment Y - Draft 2017 OU8 GWMR Figures

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OU 10

OU 9

OU 13 (source of OU 7)

OU 5

OU 3 (source of OU 6)

OU 2 (source of OU 6)

OU 1 (source of OU 6)

PX GAS

OU 4 (source of OU 7)

OU 11

OU 12

OU8 GROUNDWATER

OU6 GROUNDWATER

OU7 GROUNDWATER

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, StreetMap Data Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property Operable Unit

0 1,000 2,000

Feet

³ Figure 1-1

OU Location Map

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

#V #V

#V

#V

#V

!A !A!A!A

!A

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!A !A !A !A

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!A!A !A

!A!A !A !A!A

!A !A

!A!A

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!A!A!A!A!A !A !A!A!A

!A!A !A

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#V#V#V #V!A

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!A!A !A!A

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!A

!A

!A

!A

!A

!A

!A

!A

!A !A !A

!A

!A

!A

!A

!A

ED

ED&*

Northern Area of Plume Long Term Pumping Test Study Area

Southern Area of Plume Long Term Pumping Test Study Area

MW149

MW127

MW150

INJ151

INJ152

VMP112

VMP116

VMP184

VMP183

VMP182

VMP181

VMP180

DMW23A

INJ135

INJ136 INJ137

INJ143

INJ144

INJ153

INJ154 INJ155

MW100

MW102

MW103

MW104

MW108

MW112

MW113

MW114

MW121

MW122

MW123

MW125

MW126

MW128

MW130

MW131

MW132

MW133

MW134

MW145

MW146

MW147

MW148

MW156

MW157

MW158

MW159

MW160

MW161

MW162

MW54

MW55

MW56

MW57

MW88

MW89

MW90

MW91

MW92

MW93

MW94

MW95

MW96

MW97

MW98

MW99

MWANP11

MWANP13

MWANP14 MWANP15

MWANP16

MWANP17

MWANP18

MWANP19

MWANP2

MWANP20

MWANP22

MWANP23

MWANP24

MWANP25

MWANP26

MWANP27

MWANP3

OS72MW1

PZ101

PZ107 PZ109

PZ110PZ111

VMP100

VMP101

VMP102

VMP103/VMP197

VMP104

VMP105

VMP106

VMP107/VMP196

VMP108

VMP109

VMP110

VMP111

VMP113

VMP114

VMP115/VMP195

VMP117/VMP194

VMP94

VMP99

VMP186

PW-N

OU8-PWS-1

OU8-PWS-2

Bldg.

Bldg. 70

Bldg. 75

Warehouse 66Warehouse 65

4th St

5th St

Strathmore Rd

E R d

A R d

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

!A Monitoring Well (LWBU) !A Monitoring Well (UWBU) &, Piezometer !A Extraction Well !A Injection Well #V Vapor Monitoring Point

Pumping Test Study Area ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

0 200 400

Feet

³

!A

!A

!A

!A!A

!A

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!A !A

!A !A

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!A!A!A!A!A

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!A #V#V

#V

#V

#V #V

#V

#V #V#V

#V !A

!A !A !A !A

!A

!A

!A

VMP185

DMW31A

DMW37A

EX-3

DMW24A

DMW30A

DP1

DP10

DP11DP12

DP2

DP3

DP4 DP5 DP6 DP7

DP8

DP9

INJ138

INJ139

INJ140

INJ141 INJ142

INJ58

INJ59

INJ60INJ61INJ62

INJ63

INJ64

INJ65

INJ66

INJ71

INJ73

INJ74

INJ76

MW105

MW106

MW115

MW116 MW117

MW118

MW119

MW120

MW124

MW50 MW51

MW52

MW53

MW67

MW68 MW69MW70

MW72MW75

MWANP1

MWANP10

MWANP12D

MWANP4D

MWANP5

MWANP6

MWANP7

MWANP8

MWANP9

VMP83

VMP84

VMP85

VMP95 VMP86

VMP94 VMP87 VMP96VMP192

VMP191INJ-A

INJ-B INJ-C INJ-D INJ-E

EX-1

EX-2

Bldg.

Warehouse 65

4th St

Figure 1-2 OU8 Site Map

2017 Annual Groundwater Monitoring Report

Operable Unit 8

!A !A!A!A

!A

!A

!A !A !A !A

!A

!A

!A!A !A

!A!A !A !A!A

!A !A

!A!A

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!A!A!A!A!A !A !A!A!A

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ED

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!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A !A

!A

!A

!A

!A

!A

Northern Area of Plume Long Term Pumping Test Study Area

Southern Area of Plume Long Term Pumping Test Study Area

PW-N

OU8-PWS-1

OU8-PWS-2

INJ143

INJ151

INJ152

DMW23A

INJ135

INJ136

INJ137

INJ144

INJ153

INJ154 INJ155

MW100

MW102

MW103

MW104

MW108

MW112

MW113

MW114

MW121

MW122

MW123

MW125

MW126

MW127

MW128

MW130

MW131

MW132

MW133

MW134

MW145

MW146

MW147

MW148

MW149

MW150

MW156

MW157

MW158

MW159

MW160

MW161

MW162

MW54

MW55

MW56

MW57

MW88

MW89

MW90

MW91

MW92

MW93

MW94

MW95

MW96

MW97

MW98

MW99

MWANP11

MWANP13

MWANP14

MWANP15

MWANP16

MWANP17

MWANP18

MWANP19

MWANP2

MWANP20

MWANP22

MWANP23

MWANP24

MWANP25

MWANP26

MWANP27

MWANP3

OS72MW1

PZ101

PZ107 PZ109

PZ110PZ111

Bldg.

Bldg. 70

Bldg. 75

Warehouse 66 Warehouse 65

4th St

5th St

Strathmore Rd

E R d

A R d

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

!A Monitoring Well (LWBU) !A Monitoring Well (UWBU) &, Piezometer !A Extraction Well !A Injection Well ! Sampled in Spring and Fall 2017 ! Sampled in Spring 2017 only ! Sampled in Fall 2017 only

Pumping Test Study Area ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Figure 2-1 OU8 Spring and Fall 2017 Sampling Locations Map

0 200 400

Feet

³

!A

!A !A!A

!A

!A

!A !A !A !A

!A

!A

!A !A !A !A !A

!A!A!A!A!A

!A

!A

!A!A

!A!A

!A

!A

!A

!A !A !A !A

!A

!A

!A

!A

!A

!A!A

!A

!A

!A

!A !A

!A

!A

!A !A

!A !A

!A

!A

!A!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

MWANP8

MW119

MW120MW124 MWANP5

MWANP7

MWANP6

MW116

MW72 MW68

MW70 MW69

MW52

MW51

MW50MW67

DP1

DP10

DP11DP12

DP2

DP3

DP4 DP5 DP6 DP7

DP8

DP9

INJ138

INJ139 INJ140 INJ141

INJ142

INJ58

INJ59INJ60INJ61INJ62

INJ63

INJ64

INJ65INJ66

INJ71INJ73

INJ74

INJ76

INJ-A

INJ-B INJ-C INJ-D INJ-E

EX-1

EX-2

EX-3

DMW24A

DMW31A

DMW37A

DMW30A

MW105

MW106

MW115

MW117

MW118

MW53

MW75

MWANP1

MWANP10

MWANP9

MWANP12D

MWANP4D

Bldg.

Warehouse 65

4th St

2017 Annual Groundwater Monitoring Report

Operable Unit 8

MWANP-11

108.58

MWANP-13

107.43

MWANP-16

109.02

MWANP-17

109.26

MWANP-18

109.37

MWANP-19

109.26

MWANP-20

109.22

MWANP-23

109.27

MWANP-24

108.51

MWANP-25

108.86

MWANP-26

109.05

MWANP-27

109.14

MWANP16

107.97

MWANP11

107.4

MWANP13

108.24

MWANP17

108.09

MWANP18

108.48

MWANP19

108.13

MWANP20

108.16

MWANP23

109.39

MWANP24

108.67

MWANP25

108.96

MWANP26

109.15

MWANP27

108.07

MWANP3

107.85

MW100

109.97

MW102

109.2

MW103

109.24

MW108

108.47

MW112

108.59

MW113

108.41

MW114

108.27

MW121

108.73

MW122

108.86

MW123

109.36

MW125

108.3

MW126

108.05

MW127

107.94

MW128

107.72

MW130

108.11

MW131

107.89

MW132

107.93

MW133

107.64

MW134

107.31

MW145

107.91

MW146

109.34

MW147

109.37

MW148

107.14

MW149

107.93

MW156

107.56

MW157

107.73

MW158

109.35

MW159

105.12

MW160

107.12

MW161

106.75

MW88

108.22

MW89

107.77

MW90

107.71

MW91

107.34

MW92

107.76

MW93

108.76

MW94

110.27

MW95

108.9

MW96

108.94

MW97

108.49

MW98

109.27

MW99

108.5

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

11786000

11786000

11786500

11786500

11787000

11787000

11787500

11787500

11788000

11788000

11788500

11788500

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery

Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

³ Legend

U.S. Government Property

OU-8

Spring 2017 Groundwater Measurement Location with surveyed TOC

Well TOC not surveyed;

point not used in contouring Groundwater Elevation Contour Groundwater Elevation Contour (uncorrected; using non-surveyed TOCs)

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

OU 8 Groundwater Contours

(UWBU)

(Spring 2017)

DMW-23A

112.26

DMW-24A

112.89

DMW-30A

111.61

DP-11

109.97

DP-12

109.91

DP-2

109.7

DP-6

109.23

MWANP-1

110.96

DMW23A

108.49

DMW24A

108.39

DMW30A

108.36

DP11

108.31

DP12

108.28

DP2

107.92

DP6

107.61

MWANP1

107.43

MW104

108.34

MW105

108.67

MW106

104.11

MW115

109.31

MW116

108.63 MW117

108.78

MW118

107.74

MW119

109.05

MW120

108.8MW124

108.94

MW50

108.65

MW67

108.63MW68

108.61

MW72

108.66

MW75

108.61

Warehouse 65

Location ID Groundwater elevation (ft) (TOC corrected with MACTEC data, pre-2006 survey)

DMW-30A

111.61

108.36 Groundwater elevation (ft)

(using AECOM TOC, no survey info)

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

0 200 400

Feet

0 25 50

Feet

MWANP11

106.51

MWANP13

107.33

MWANP16

106.63

MWANP17

106.89

MWANP18

107.26

MWANP19

106.54

MWANP20

106.63

MWANP23

108.4

MWANP26

107.77

MWANP27

106.6

MWANP3

106.78

MW100

108.52

MW102

107.91 MW103

107.88

MW108

107.51MW113

107.42

MW114

107.31

MW121

107.86

MW122

107.58

MW123

108.13

MW125

107.24

MW126

107.03

MW127

106.9

MW128

106.7

MW130

106.98

MW131

106.83

MW132

106.9

MW133

106.61

MW134

106.3

MW145

106.95

MW146

107.68

MW147

107.63

MW148

106.14

MW149

106.89

MW156

106.63

MW157

106.81

MW158

108.14

MW159

104.57

MW160

106.13

MW88

106.81

MW89

106.48

MW90

106.52

MW91

106.32

MW92

106.89

MW94

108.77

MW95

107.53

MW96

107.7

MW97

106.67

MW98

108.04

MWANP-11

107.69

MWANP-13

106.52

MWANP-16

107.68

MWANP-17

108.06

MWANP-18

108.15

MWANP-19

107.67

MWANP-20

107.69

MWANP-23

108.28

MWANP-26

107.67

MWANP-27

107.67

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

11786000

11786000

11786500

11786500

11787000

11787000

11787500

11787500

11788000

11788000

11788500

11788500

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery

Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

³

0 200 400

Feet

U.S. Government Property

OU 8

Spring 2017 Groundwater Measurement Location with surveyed TOC

Well TOC not surveyed;

point not used in contouring Groundwater Elevation Contour Groundwater Elevation Contour (uncorrected; using non-surveyed TOCs)

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

OU 8 Groundwater Contours

(UWBU)

(Fall 2017)

Legend

DMW-23A

110.87

DP-11

108.64DP-12

108.62

DP-2

108.63

DP-6

108.4

MWANP-1

110.33

DMW23A

107.1

DP11

106.98

DP12

106.99

DP2

106.85

DP6

106.78

MWANP1

106.8

MW104

108.24

MW105

107.94

MW106

108.01

MW115

108.18

MW116

107.96 MW117

108.2

MW118

108.03

MW119

108.13

MW120

108.07MW124

108.17

MW50

107.05

MW67

107.02

MW68

106.96

MW72

107.04MW75

107.04

Warehouse 65

108107

Location ID Groundwater elevation (ft) (TOC corrected with MACTEC data, pre-2006 survey)

DMW-23A

110.87

107.1 Groundwater elevation (ft)

(using AECOM TOC, no survey info)

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

0 25 50

Feet

#V #V

#V

#V

#V

#V

#V

#V

#V

#V

#V

#V

#V

#V

#V

#V

#V#V

#V#V

#V

#V

#V #V #V#V

#V#V#V #V

#V #V

#V

#V

#V

VMP100

VMP101

VMP102

VMP103/VMP197

VMP104

VMP105

VMP106

VMP107/VMP196

VMP108

VMP109

VMP110

VMP111

VMP112

VMP113

VMP114

VMP115/VMP195

VMP116

VMP117/VMP194

VMP94

VMP99

VMP184

VMP183

VMP182

VMP181

VMP180

Bldg.

Bldg. 70

Bldg. 75

Bldg. 86

Warehouse 66 Warehouse 65

4th St

Strathmore Ct

5th St

Strathmore Rd

Strathmore Rd

E R d

A R d

OU 8

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery

Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

#V Vapor Monitoring Point

Figure 2-4 OU8 Vapor Monitoring Points

0 200 400

Feet

³ 2017 Annual Groundwater

Monitoring Report Operable Unit 8

Defense Supply Center Richmond Richmond, VA

#V#V

#V

#V

#V

#V #V

#V

#V #V#V

#V

#V #V

#V

#V

#V

VMP96VMP87

VMP94

VMP86VMP95

VMP85

VMP84 VMP83

VMP191

VMP192

VMP186

VMP185

Note: VMP117/VMP194, VMP115/VMP195, VMP107/VMP196, and VMP103/197 are co-located at different depths.

!A !A !A !A !A

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ED

ED

MWANP-1

(1.42)

MW-120

(25.6) MW-116

(< 5.00)

MW-67

(3240)MW-68

(717)

MW-72

(845)

MW-115

(85.8)

MW-75

(< 0.500)

DP-12

(257)

DMW-30A

(125) MW-119

(243)

MW-158

(< 1.00)

MW-104

(8.57)

DP-2

(0.263)

MW-117

(123)

DMW-24A

(18.8) DP-11

(65.3)

MWANP-23

(< 0.500)

MW-124

(1.96)

MW-50

(1830)

DP-6

(30.6)

MW-96

(3.80)

MWANP-19

(< 1.00)DMW-23A

(1.28)

MW-97

(1.39)

MWANP-20

(4.14)

MW-108

(27.0)

MW-133

(0.410)

MWANP-24

(0.409)

MWANP-13

(< 0.500)

MW-128

(15.5)

MW-134

(0.446)

MW-98

(3.60)

MW-118

(99.1)

MW-105

(28.9)

MW-99

(3.93)

MW-157

(< 0.500)

MW-130

(0.958)

MW-121

(< 1.00)

MW-147

(0.890)

MW-131

(0.334)

MW-91

(3.33)

MW-122

(13.4)

MW-132

(0.278)

MW-145

(5.78)

MW-127

(32.6)

MW-114

(3.52)

MW-103

(1.49)

MW-112

(3.77)

MW-100

(1.42)

MW-106

(0.976)

MW-88

(5.37)

MWANP-3

(1.41)

MWANP-17

(< 1.00)

MW-149

(15.0)

MW-125

(4.07)

MW-156

(< 1.00)

MW-146

(< 1.00)

MW-95

(< 1.00)

MW-102

(32.4)

MW-126

(34.9)

MW-148

(6.15)

MWANP-16

(< 1.00)

MWANP-18

(5.35)

MW-123

(7.27)

MW-159

(0.850)

OS72-MW1

(5.08)

MWANP-26

(5.51)

MW-89

(2.02)

MW-94

(3.02)

MWANP-27

(3.92)

MWANP-11

(< 1.00)

MW-113

(9.16)

MW-160

(< 1.00)

MW-90

(< 1.00)

MWANP-25

(4.12)

MW-161

(< 1.00)

MW-93

(2.88)

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated PCE Plume 5 µg/L 50 µg/L 500 µg/L

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

Figure 3-1 OU8 Spring 2017

PCE Plume Map (UWBU)

0 200 400

Feet

³

Location ID PCE Result (µg/L)

MW-94

(5.14)

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ED

ED

MWANP-1

(< 1.00)

MW-120

(16.3)

MW-72

(98.5)

MW-68

(102)

MW-67

(671)

DMW-30A

(73.2)

DP-12

(45.1)

MW-119

(58.0)

MW-115

(90.8)

MW-116

(< 5.00)

MW-158

(1.21)

MWANP-23

(< 0.500)

MW-104

(10.1)

DP-2

(0.343) MW-117

(93.9)

DMW-24A

(1.21)

DP-11

(48.1)

MW-124

(1.82)

MW-50

(616)

DP-6

(15.4)

MW-75

(< 0.500)

MWANP-19

(< 1.00)

DMW-23A

(< 0.500)

MW-97

(1.68)

MWANP-20

(9.52)

MW-108

(12.7)

MW-133

(0.635)

MWANP-24

(0.404)

MWANP-13

(< 0.500)

MW-134

(0.851)

MW-98

(5.28)

MW-118

(50.0)

MW-105

(15.3)

MW-96

(7.98)

MW-99

(5.49)

MW-157

(< 0.500)

MW-130

(1.57)

MW-121

(< 1.00)

MW-147

(1.65)

MW-131

(0.558)

MW-91

(7.36)

MW-122

(6.78)

MW-132

(0.431)

MW-145

(3.78)

MW-127

(13.7)

MW-114

(5.10)

MW-103

(1.37)

MW-112

(7.74)

MW-100

(3.24)

MW-106

(0.583)

MW-88

(18.2)

MWANP-3

(1.61) MWANP-17

(< 1.00)

MW-149

(6.77)

MW-125

(7.95)

MW-156

(< 1.00)

MW-146

(< 1.00)

MW-95

(1.40)

MW-102

(78.5)

MW-128

(6.56)

MW-126

(13.5)

MW-148

(5.61)

MWANP-16

(1.19)

MWANP-18

(8.45)

MW-123

(10.6)

MW-159

(1.39)

OS72-MW1

(9.47) MWANP-26

(12.3)

MW-89

(3.56)

MW-94

(7.99)

MWANP-27

(5.35)

MWANP-11

(1.45)

MW-113

(7.04)

MW-160

(< 1.00)

MW-90

(< 1.00)

MWANP-25

(8.59)

MW-161

(< 1.00)

MW-93

(3.76)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated TCE Plume 5 µg/L 50 µg/L 500 µg/L

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

0 200 400

Feet

Figure 3-2 OU8 Spring 2017

TCE Plume Map (UWBU)

³

Location ID TCE Result (µg/L)

MW-94

(5.14)

!A

!A !A !A !A

!A

!A

!A

!A !A!A

!A

!A

!A !A !A !A !A

!A!A!A!A!A

!A

!A !A!A

!A!A !A

!A !A

!A

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!A

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!A

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!A

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!A !A

!A

!A

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!A

DP-12

(45.1) DP-11

(48.1)

DP-2

(0.343)

DMW-30A

(73.2)

DMW-24A

(1.21)

MW-67

(671)

MW-68

(102)

MW-120

(16.3)

MW-119

(58.0)

MW-115

(90.8)

MW-117

(93.9)

MW-116

(< 5.00)

MW-75

(< 0.500)

MW-50

(616)MW-72

(98.5)

MW-124

(1.82)

!A

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ED

ED

MW-116

(514)

MWANP-1

(< 1.00)

MW-106

(0.601)

MW-72

(45.6)

MW-68

(56.1)

MW-67

(150)

DP-12

(40.5)

DMW-30A

(49.4)

MW-119

(36.6)

MW-115

(292)

MW-158

(< 1.00)

MW-104

(< 0.500)

DP-2

(0.253)

MW-117

(129)

DMW-24A

(< 0.500) DP-11

(140)

MWANP-23

(< 0.500)

MW-124

(17.7)

MW-50

(279)

DP-6

(53.3)

MW-96

(< 0.500)

MW-75

(< 0.500) MWANP-19

(< 1.00)

DMW-23A

(< 0.500)

MW-97

(< 0.500)

MWANP-20

(1.57)

MW-108

(23.5)

MW-133

(< 0.500)

MWANP-24

(< 0.500)

MWANP-13

(< 0.500)

MW-128

(14.3)

MW-134

(< 0.500)

MW-98

(< 0.500)

MW-118

(195)

MW-105

(96.2)

MW-99

(< 0.500)

MW-157

(< 0.500)

MW-130

(< 0.500)

MW-121

(220)

MW-147

(< 0.500)

MW-120

(507)

MW-131

(< 0.500)

MW-91

(< 0.500)

MW-122

(25.1)

MW-132

(< 0.500)

MW-145

(3.53)

MW-127

(39.8)

MW-114

(89.6)

MW-103

(13.0)

MW-112

(0.302)

MW-100

(< 1.00)

MW-88

(4.19)

MWANP-3

(< 1.00) MWANP-17

(150)

MW-149

(84.6)

MW-125

(0.309)

MW-156

(< 1.00)

MW-146

(< 1.00)

MW-95

(< 1.00)

MW-102

(< 1.00)

MW-126

(6.06)

MW-148

(1.48)

MWANP-16

(< 1.00)

MWANP-18

(< 1.00)

MW-123

(< 1.00)

MW-159

(< 1.00)

OS72-MW1

(< 1.00)

MWANP-26

(0.970)

MW-89

(< 1.00)

MW-94

(1.33)

MWANP-27

(< 1.00)

MWANP-11

(< 1.00)

MW-113

(52.6)

MW-160

(< 1.00)

MW-90

(< 1.00)

MWANP-25

(< 1.00)

MW-161

(< 1.00)

MW-93

(0.619)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

0 200 400

Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated cis-1,2-DCE Plume 70 µg/L 250 µg/L 500 µg/L

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

Figure 3-3 OU8 Spring 2017 cis-1,2-DCE Plume Map (UWBU)

³

Location ID cis-1,2-DCE Result (µg/L)

MW-94

(2.08)

!A

!A !A !A !A

!A

!A

!A

!A !A!A

!A

!A !A

!A

!A !A !A !A !A

!A!A!A!A!A

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!A

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!A

!A

!A

DP-11

(140)

DP-12

(40.5)

DP-2

(0.253)

DMW-30A

(49.4)

MW-67

(150)

MW-50

(279)

MW-68

(56.1)

MW-120

(507)

MW-72

(45.6)

MW-116

(514)

MW-115

(292)

MW-117

(129)

MW-119

(36.6)

MW-124

(17.7)

DMW-24A

(< 0.500)

MW-106

(0.601)

MW-75

(< 0.500)

4th St4th St4th St

!A

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ED

ED

MW-106

(< 0.500)

MWANP-1

(< 1.00)

MW-120

(3.50)

MW-75

(< 0.500)

MW-72

(< 0.500)

MW-68

(< 5.00)

MW-67

(< 5.00)

DMW-30A

(13.9)

MW-119

(1.03)

MW-116

(18.0)

MW-158

(< 1.00)

DP-2

(< 0.500)

MW-104

(< 0.500)

MW-117

(33.7)

DMW-24A

(< 0.500) DP-11

(4.79)

MWANP-23

(< 0.500)

MW-124

(< 1.00)

MW-50

(< 50.0)

DP-6

(< 1.00)

MW-115

(46.0)

MWANP-19

(< 1.00)

DMW-23A

(< 0.500)

MW-97

(< 0.500)

MWANP-20

(< 0.500)

MW-108

(< 0.500)

MW-133

(< 0.500)

MWANP-24

(< 0.500)

MWANP-13

(< 0.500)

MW-128

(< 1.00)

DP-12

(4.14)

MW-134

(< 0.500)

MW-98

(< 0.500)

MW-118

(1.77)

MW-105

(1.18)

MW-96

(< 0.500)

MW-99

(< 0.500)

MW-157

(< 0.500)

OU8-MW-130

(< 0.500)

MW-121

(4.69)

MW-147

(< 0.500)

MW-131

(< 0.500)

MW-91

(< 0.500)

MW-122

(0.380)

MW-132

(< 0.500)

MW-145

(< 0.500)

MW-127

(< 0.500)

MW-114

(0.608)

MW-103

(< 1.00)

MW-112

(< 0.500)

MW-100

(< 1.00)

MW-88

(< 1.00)

MWANP-3

(< 1.00) MWANP-17

(4.68)

MW-149

(< 1.00)

MW-125

(< 0.500)

MW-156

(< 1.00)

MW-146

(< 1.00)

MW-95

(< 1.00)

MW-102

(< 1.00)

MW-126

(< 1.00)

MW-148

(< 1.00)

MWANP-16

(< 1.00)

MWANP-18

(< 1.00)

MW-123

(< 1.00)

MW-159

(< 1.00)

OS72-MW1

(< 1.00)

MWANP-26

(< 1.00)

MW-89

(< 1.00)

MW-94

(< 1.00)

MWANP-27

(< 1.00)

MWANP-11

(< 1.00)

MW-113

(< 1.00)

MW-160

(< 1.00)

MW-90

(< 1.00)

MWANP-25

(< 1.00)

MW-161

(< 1.00)

MW-93

(< 1.00)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated Vinyl Chloride Plume 2 µg/L 20 µg/L

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

0 200 400

Feet

Figure 3-4 OU8 Spring 2017

Vinyl Chloride Plume Map (UWBU)

³

Location ID Vinyl Chloride Result (µg/L)

(5.14)

!A

!A

!A!A !A!A!A

!A

!A

!A !A !A !A

!A

!A

!A!A !A

!A!A !A !A!A

!A !A

!A!A

!A !A

!A

!A!A!A!A!A !A !A!A!A

!A!A !A

!A

!A!A

!A

!A

!A !A

!A !A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A !A !A

!A

!A

!A

!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A !A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

ED

ED

MW-104

(< 0.500)

DP-2

(< 0.500) MW-117

(12.8)

DMW-24A

(< 0.500)

DP-11

(7.12)

MWANP-23

(< 0.500)

MW-124

(< 1.00)

MW-50

(165)

MW-115

(19.2)

DP-6

(< 1.00)

MW-75

(< 0.500)

MW-96

(< 0.500)

MW-116

(9.52)

MWANP-19

(< 1.00)

DMW-23A

(< 0.500)

MW-97

(< 0.500)

MWANP-20

(< 0.500)

MW-108

(1.61)

MW-133

(< 0.500)

MWANP-24

(< 0.500)

MWANP-13

(< 0.500)

DP-12

(< 2.50)

MW-72

(4.10)

MW-134

(< 0.500)

MW-98

(< 0.500)

MW-118

(5.44)

MW-105

(< 1.00)

MW-161

(< 1.00)

MW-99

(< 0.500)

MW-157

(< 0.500)

MW-130

(< 0.500)

MW-121

(< 1.00)

MW-147

(< 0.500)

MW-120

(< 5.00)

MW-131

(< 0.500)

MW-91

(< 0.500)

DMW-30A

(12.9)

MW-68

(15.0)

MW-122

(< 0.500)

MW-132

(< 0.500)

MW-67

(113)

MW-145

(< 0.500)

MW-127

(1.38)

MW-114

(0.598)

MW-128

(0.817)

MW-103

(< 1.00)

MW-112

(< 0.500)

MW-100

(< 1.00)

MW-106

(< 0.500)

MW-88

(< 1.00)

MWANP-3

(< 1.00) MWANP-17

(< 1.00)

MW-149

(< 1.00)

MW-125

(< 0.500)

MW-156

(< 1.00)

MW-146

(< 1.00)

MW-95

(< 1.00)

MW-102

(< 1.00)

MW-126

(< 1.00)

MW-148

(< 1.00)

MWANP-16

(< 1.00)

MWANP-18

(< 1.00)

MW-123

(< 1.00)

MW-159

(< 1.00)

OS72-MW1

(< 1.00)

MW-158

(< 1.00)

MWANP-26

(< 1.00)

MW-89

(< 1.00)

MW-94

(< 1.00)

MWANP-27

(< 1.00)

MWANP-11

(< 1.00)

MW-113

(< 1.00)

MWANP-1

(< 1.00)

MW-160

(< 1.00)

MW-90

(< 1.00)

MWANP-25

(< 1.00)

MW-119

(< 1.00)

MW-93

(< 1.00)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated 1,2-DCA Plume 5 µg/L 50 µg/L

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

0 200 400

Feet

Figure 3-5 OU8 Spring 2017

1,2-DCA Plume Map (UWBU)

³

Location ID 1,2-DCA Result (µg/L)

MW-118

(5.44)!A

!A !A !A !A

!A

!A

!A !A!A

!A

!A

!A !A !A !A !A

!A!A!A!A!A

!A

!A !A!A

!A!A

!A

!A !A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A

!A

MW-67

(113)

MW-50

(165)MW-68

(15.0)

MW-72

(4.10)

DP-11

(7.12)

MW-116

(9.52)

MW-115

(19.2)

MW-117

(12.8)

DMW-30A

(12.9)

DP-12

(< 2.50)

MW-119

(< 1.00)

MW-120

(< 5.00)

MW-75

(< 0.500)

DMW-24A

(< 0.500)

MW-124

(< 1.00)

!A

!A

!A!A !A!A!A

!A

!A

!A !A !A !A

!A

!A

!A!A !A

!A!A !A !A!A

!A !A

!A!A

!A !A

!A

!A!A!A!A!A !A !A!A!A

!A!A !A

!A

!A!A

!A

!A

!A !A

!A !A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A !A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A !A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

ED

ED

DP-2

(< 1.00)

MW-104

(< 1.00)

MW-117

(< 10.0)

DMW-24A

(< 1.00)

DP-11

(< 5.00)

MWANP-23

(< 1.00)

MW-124

(< 2.00)

MW-50

(317)

DP-6

(< 2.00)

MW-115

(< 5.00)

MW-75

(< 1.00)

MW-116

(< 10.0)

MWANP-19

(< 2.00)

DMW-23A

(< 1.00)

MW-97

(< 1.00)

MWANP-20

(< 1.00)

MW-108

(< 1.00)

MW-133

(< 1.00)

MWANP-24

(< 1.00)

MWANP-13

(< 1.00)

MW-128

(< 5.00)

DP-12

(< 5.00)

MW-72

(< 10.0)

MW-134

(< 1.00)

MW-98

(< 1.00)

MW-118

(< 2.00)

MW-105

(< 2.00)

MW-96

(< 1.00)

MW-99

(< 1.00)

MW-157

(< 1.00)

MW-130

(< 1.00)

MW-121

(< 2.00)

MW-147

(< 1.00)

MW-120

(< 10.0)

MW-131

(< 1.00)

MW-91

(< 1.00)

DMW-30A

(2.91)

MW-68

(11.7)

MW-122

(< 1.00)

MW-132

(< 1.00)

MW-67

(279)

MW-145

(< 1.00)

MW-127

(< 1.00)

MW-114

(< 1.00)

MW-103

(< 2.00)

MW-112

(< 1.00)

MW-100

(< 5.00)

MW-106

(< 1.00)

MW-88

(< 5.00)

MWANP-3

(< 5.00)

MWANP-17

(< 2.00)

MW-149

(< 5.00)

MW-125

(< 1.00)

MW-156

(< 5.00)

MW-146

(< 2.00)

MW-95

(< 5.00)

MW-102

(< 5.00)

MW-126

(< 5.00)

MW-148

(< 5.00)

MWANP-16

(< 5.00)

MWANP-18

(< 5.00)

MW-123

(< 5.00)

MW-159

(< 5.00)

OS72-MW1

(< 5.00)

MW-158

(< 5.00)

MWANP-26

(< 5.00)

MW-89

(< 5.00)

MW-94

(< 5.00)

MWANP-27

(< 5.00)

MWANP-11

(< 5.00)

MW-113

(< 5.00)

MWANP-1

(< 5.00)

MW-160

(< 5.00)

MW-90

(< 5.00)

MWANP-25

(< 5.00)

MW-119

(< 5.00)

MW-161

(< 5.00)

MW-93

(< 5.00)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated Dichloromethane Plume 5 µg/L 50 µg/L

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

0 200 400

Feet

Figure 3-6 OU8 Spring 2017

Dichloromethane Plume Map

(UWBU)

³

Location ID Dichloromethane Result (µg/L)

MW-68

(11.7)

!A

!A !A !A !A

!A

!A !A!A

!A

!A

!A !A !A !A !A

!A!A!A!A!A

!A

!A !A!A

!A!A

!A

!A !A

!A

!A

!A!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A

!A

MW-67

(279)

MW-50

(317)MW-68

(11.7)

DMW-30A

(2.91)

MW-72

(< 10.0)

DP-12

(< 5.00)

MW-75

(< 1.00)

DP-11

(< 5.00)

MW-119

(< 5.00)

MW-115

(< 5.00)

DMW-24A

(< 1.00)

4th St4th St4th St

! A

MWANP-12D

(ND)

MWANP-4D

(ND)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66 Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

0 200 400

Feet

Legend U.S. Government Property

OU-8

! A LWBU Sampling Location

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

Figure 3-7 OU8 Spring 2017

VOC Results (LWBU)

³

Location ID Non-Detect

MWANP-12D

(ND)

There were no VOC detections in the LWBU sampling locations in Spring 2017.

!A

!A

!A!A !A!A!A

!A

!A

!A !A !A !A

!A

!A

!A!A !A

!A!A !A !A!A

!A !A

!A!A

!A !A

!A

!A!A!A!A!A !A !A!A!A

!A!A !A

!A

!A!A

!A

!A

!A !A

!A !A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A !A

!A

!A

!A

!A !A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A!A!A!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

E

E

D

D

DMW-30A

(210)

DP-11

(1300)

DP-12

(170)

DP-2

(< 1.0)

DP-6

(30)

MWANP-1

(0.94)

MWANP-11

(0.90)

MWANP-13

(< 1.0)

MWANP-16

(< 1.0)

MWANP-17

(< 1.0)

MWANP-18

(16)

MWANP-19

(4.2)

MW-104

(17)

MW-105

(42)

MW-106

(34)

MW-112

(3.1)

MW-113

(4.3)

MW-114

(4.6)

MW-115

(350)

MW-116

(< 1.0)

MW-117

(120)

MW-118

(98)

MW-119

(93)

MW-120

(330)

MW-121

(< 1.0)

MW-122

(17)

MW-123

(4.2)

MW-124

(26)

MW-125

(3.4)

MW-126

(42)

MW-127

(35)

MW-128

(17)

MW-130

(2.1)

MW-131

(< 1.0)

MW-132

(0.91)

MW-133

(< 1.0)

MW-134

(0.74)

MW-145

(3.4)

MW-146

(1.7)

MW-147

(1.4)

MW-148

(4.1)

MW-149

(11)

MWANP-20

(14)

MWANP-23

(< 1.0)

MWANP-26

(17)

MWANP-27

(3.1)

MWANP-3

(1.7)

DMW-23A

(0.96)

DMW-24A

(34)

MW-100

(1.6)

MW-102

(20)

MW-103

(1.4)

MW-156

(1.1)

MW-157

(< 1.0)

MW-158

(< 1.0)

MW-159

(< 1.0)

MW-160

(< 1.0)

MW-161

(1.9)

MW-50

(76)

MW-67

(95)MW-68

(680)

MW-72

(750)

MW-75

(6.8)

MW-88

(6.3)

MW-89

(2.2)

MW-90

(< 1.0)

MW-91

(4.5)

MW-92

(4.8)

MW-94

(3.1)

MW-95

(< 1.0)

MW-96

(3.9)

MW-97

(0.77)

MW-98

(2.7)

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well (Not Sampled) !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated PCE Plume 5 µg/L 50 µg/L 500 µg/L

Figure 3-8 OU8 Fall 2017

PCE Plume Map (UWBU)

0 200 400

Feet

³

Notes:

The northern pump test began pumping in 2015.

The southern pump test began pumping on May 19, 2016.

The Bio-Enhanced Groundwater Recirculation (BDGR) system began pumping in February 2017.

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

Location ID PCE Result (µg/L)

(2.82)

!A

!A

!A!A !A!A!A

!A

!A

!A !A !A !A

!A

!A

!A!A !A

!A!A !A !A!A

!A !A

!A!A

!A !A

!A

!A!A!A!A!A !A !A!A!A

!A!A !A

!A

!A!A

!A

!A

!A !A

!A !A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A !A

!A

!A

!A

!A !A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A!A!A!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

E

E

D

D

DMW-30A

(94)

DP-11

(370)

DP-12

(43)

DP-2

(< 1.0)

DP-6

(14)

MWANP-1

(< 1.0)

MWANP-11

(1.5)

MWANP-13

(< 1.0)

MWANP-16

(< 1.0)

MWANP-17

(< 1.0)

MWANP-18

(28)

MW-103

(2.0)

MW-104

(5.8)

MW-105

(24)

MW-106

(21)

MW-108

(7.1)

MW-112

(5.2)

MW-113

(3.4)

MW-114

(4.1)

MW-115

(180)

MW-116

(< 1.0)

MW-117

(70)

MW-118

(46)

MW-119

(17)

MW-120

(220)

MW-121

(< 1.0)

MW-122

(6.5)

MW-123

(5.9)

MW-124

(11)

MW-125

(5.4)

MW-126

(14)

MW-127

(12)

MW-128

(7.2)

MW-130

(3.1)

MW-131

(1.0)

MW-132

(0.97)

MW-133

(0.69)

MW-134

(1.1)

MW-145

(1.9)

MW-146

(2.8)

MW-147

(2.3)

MW-148

(4.1)

MWANP-19

(4.9)

MWANP-20

(32)

MWANP-23

(< 1.0)

MWANP-26

(38)

MWANP-27

(4.9)

MWANP-3

(2.7)

DMW-23A

(< 1.0)

DMW-24A

(3.1)

MW-100

(4.9)

MW-102

(53)

MW-149

(5.6)

MW-156

(< 1.0)

MW-157

(< 1.0)

MW-158

(1.1)

MW-159

(0.87)

MW-160

(0.50)

MW-161

(0.99)

MW-50

(22)

MW-67

(29)

MW-68

(170)

MW-72

(100)

MW-75

(0.90)

MW-88

(20)

MW-89

(3.7)

MW-90

(< 1.0)

MW-91

(8.6)

MW-92

(6.7)

MW-94

(9.1)

MW-95

(2.4)

MW-96

(6.7)

MW-97

(1.0)

MW-98

(3.3)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well (Not Sampled) !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated TCE Plume 5 µg/L 50 µg/L

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

0 200 400

Feet

Figure 3-9 OU8 Fall 2017

TCE Plume Map (UWBU)

³

Notes:

The northern pump test began pumping in 2015.

The southern pump test began pumping on May 19, 2016.

The Bio-Enhanced Groundwater Recirculation (BDGR) system began pumping in February 2017.

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

Location ID TCE Result (µg/L)

MW-94

(2.82)

!A

!A !A !A !A

!A

!A

!A

!A !A!A

!A

!A

!A !A !A !A !A

!A!A!A!A!A

!A

!A !A!A

!A!A !A

!A !A

!A

!A

!A!A

!A

!A

!A

!A

!A !A!A

!A

!A

!A

!A !A

!A

!A!A

!A

!A !A

!A!A!A !A

MW-67

(29)

MW-50

(22)

DP-12

(43)

MW-72

(100) MW-68

(170)

MW-124

(11)

MW-119

(17)

MW-117

(70)

DP-11

(370)

MW-75

(0.90)

MW-120

(220)

MW-115

(180)

DP-2

(< 1.0)

DMW-24A

(3.1)

MW-116

(< 1.0)

DMW-30A

(94)

!A

!A

!A!A !A!A!A

!A

!A

!A !A !A !A

!A

!A

!A!A !A

!A!A !A !A!A

!A !A

!A!A

!A !A

!A

!A!A!A!A!A !A !A!A!A

!A!A !A

!A

!A!A

!A

!A

!A !A

!A !A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A !A

!A

!A

!A

!A !A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A!A!A!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

E

E

D

D

MW-158

(< 1.0)

DMW-30A

(290)

DP-11

(360)DP-12

(13)

DP-2

(< 1.0)

DP-6

(52)

MWANP-1

(0.41)

MWANP-11

(0.60)

MWANP-13

(< 1.0)

MWANP-16

(< 1.0)

MWANP-17

(150)

MWANP-18

(< 1.0)

MWANP-19

(< 1.0)

MW-104

(< 1.0)

MW-105

(130)

MW-106

(60)

MW-108

(12)

MW-112

(< 1.0)

MW-113

(30)

MW-114

(64)

MW-115

(200)

MW-116

(270)

MW-117

(160)

MW-118

(150)

MW-119

(10)

MW-120

(590)

MW-121

(200)

MW-122

(29)

MW-123

(< 1.0)

MW-124

(49)

MW-125

(< 1.0)

MW-126

(19)

MW-127

(49)

MW-128

(14)

MW-130

(< 1.0)

MW-131

(< 1.0)

MW-132

(1.4)

MW-133

(< 1.0)

MW-134

(< 1.0)

MW-145

(1.2)

MW-146

(1.9)

MW-147

(< 1.0)

MW-148

(0.79)

MWANP-20

(4.8)

MWANP-23

(< 1.0)

MWANP-26

(3.4)

MWANP-27

(< 1.0)

MWANP-3

(< 1.0)

DMW-23A

(< 1.0)

DMW-24A

(1.0)

MW-100

(0.97)

MW-102

(< 1.0)

MW-103

(33)

MW-149

(110)

MW-156

(< 1.0)

MW-157

(< 1.0)

MW-159

(< 1.0)

MW-160

(< 1.0)

MW-161

(1.4)

MW-50

(160)

MW-67

(33)MW-68

(42)

MW-72

(87)

MW-75

(1.1)

MW-88

(5.0)

MW-89

(< 1.0)

MW-90

(< 1.0)

MW-91

(< 1.0)

MW-92

(0.89)

MW-94

(2.2)

MW-95

(< 1.0)

MW-96

(< 1.0)

MW-97

(< 1.0)

MW-98

(< 1.0)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

0 200 400

Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well (Not Sampled) !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated cis-1,2-DCE Plume 70 µg/L 250 µg/L 500 µg/L

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

Figure 3-10 OU8 Fall 2017 cis-1,2-DCE Plume Map (UWBU)

³

Notes:

The northern pump test began pumping in 2015.

The southern pump test began pumping on May 19, 2016.

The Bio-Enhanced Groundwater Recirculation (BDGR) system began pumping in February 2017.

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

Location ID cis-1,2-DCE Result (µg/L)

MW-94

(2.82)

!A

!A !A !A !A

!A

!A

!A

!A !A!A

!A

!A

!A !A !A !A !A

!A!A!A!A!A

!A

!A !A!A

!A!A !A

!A !A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A !A!A

!A

!A

!A

!A !A

!A

!A!A

!A

!A !A

!A!A!A

!A

MW-72

(87)

MW-68

(42)

DP-12

(13)

MW-75

(1.1)

MW-50

(160)

MW-124

(49)

MW-119

(10)

DP-11

(360)

MW-120

(590)

MW-117

(160)

MW-116

(270)

MW-115

(200)

DP-2

(< 1.0)

DMW-24A

(1.0)

DMW-30A

(290)

DMW-23A

(< 1.0)

MW-67

(33)

!A

!A

!A!A !A!A!A

!A

!A

!A !A !A !A

!A

!A

!A!A !A

!A!A !A !A!A

!A !A

!A!A

!A !A

!A

!A!A!A!A!A !A !A!A!A

!A!A!A !A

!A!A

!A

!A

!A !A

!A !A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A !A

!A

!A

!A

!A !A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A!A!A!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

E

E

D

D

MW-121

(2.6)

MWANP-17

(2.9)

MW-118

(2.1)

MW-116

(16)

MW-117

(6.5)

DP-6

(< 1.0)

MW-105

(4.6)

MWANP-1

(< 1.0)

MW-106

(18)

MW-120

(10)

MW-124

(< 1.0)

DP-2

(< 1.0)

MW-119

(< 1.0) DP-12

(1.1)DMW-30A

(28)

DMW-24A

(< 1.0)

MW-75

(0.50)

DMW-23A

(< 1.0)

MW-72

(34)

MW-68

(4.0)

MW-158

(< 1.0)

DP-11

(11)

MWANP-11

(< 1.0)

MWANP-13

(< 1.0)

MWANP-16

(< 1.0)

MWANP-18

(< 1.0)

MW-103

(< 1.0)

MW-104

(< 1.0)

MW-108

(< 1.0)

MW-112

(< 1.0)

MW-113

(< 1.0)

MW-114

(< 1.0)

MW-115

(23)

MW-122

(< 1.0)

MW-123

(< 1.0)

MW-125

(< 1.0)

MW-126

(< 1.0)

MW-127

(< 1.0)

MW-128

(< 1.0)

MW-130

(< 1.0)

MW-131

(< 1.0)

MW-132

(< 1.0)

MW-133

(< 1.0)

MW-134

(< 1.0)

MW-145

(< 1.0)

MW-146

(< 1.0)

MW-147

(< 1.0)

MW-148

(< 1.0)

MWANP-19

(< 1.0)

MWANP-20

(< 1.0)

MWANP-23

(< 1.0)

MWANP-26

(< 1.0)

MWANP-27

(< 1.0)

MWANP-3

(< 1.0)

MW-100

(< 1.0)

MW-102

(< 1.0)

MW-149

(< 1.0)

MW-156

(< 1.0)

MW-157

(< 1.0)

MW-159

(< 1.0)

MW-160

(< 1.0)

MW-161

(< 1.0)

MW-50

(0.71)

MW-67

(0.91)

MW-88

(< 1.0)

MW-89

(< 1.0)

MW-90

(< 1.0)

MW-91

(< 1.0)

MW-92

(< 1.0)

MW-94

(< 1.0)

MW-95

(< 1.0)

MW-96

(< 1.0)

MW-97

(< 1.0)

MW-98

(< 1.0)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66 Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well (Not Sampled) !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated Vinyl Chloride Plume 2 µg/L 20 µg/L

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

0 200 400

Feet

Figure 3-11 OU8 Fall 2017

Vinyl Chloride Plume Map (UWBU)

³

Notes:

The northern pump test began pumping in 2015.

The southern pump test began pumping on May 19, 2016.

The Bio-Enhanced Groundwater Recirculation (BDGR) system began pumping in February 2017.

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

Location ID Vinyl Chloride Result (µg/L)

!A

!A

!A!A !A!A!A

!A

!A

!A !A !A !A

!A

!A

!A!A !A

!A!A !A !A!A

!A !A

!A!A

!A !A

!A

!A!A!A!A!A !A !A!A!A

!A!A!A !A

!A!A

!A

!A

!A !A

!A !A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A

!A

!A

!A!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

E

E

D

D

MW-161

(< 1.0)

MWANP-23

(< 1.0)

MW-89

(< 1.0)

MW-96

(< 1.0)

MW-103

(< 1.0)

MWANP-27

(< 1.0)

MW-130

(< 1.0)

MW-72

(2.0)

MW-68

(29)

MWANP-26

(< 1.0)

MW-102

(< 1.0)

MW-67

(5.4)

MW-131

(< 1.0)

MWANP-3

(< 1.0)

MW-50

(0.71)

MW-132

(< 1.0)

MW-123

(< 1.0)

MW-133

(< 1.0)

MW-158

(< 1.0)

MW-115

(29)

MW-117

(11)

DMW-30A

(29)

OS72-MW1

(< 1.0)

MW-134

(< 1.0)

MW-116

(5.3)

DP-12

(5.9)

MW-92

(< 1.0)

MWANP-17

(< 1.0)

MWANP-18

(< 1.0)

MW-124

(< 1.0)

DP-11

(32)

MW-157

(< 1.0)

MW-104

(< 1.0)

MW-156

(< 1.0)

MW-75

(< 1.0)

MW-119

(0.53)

MW-147

(< 1.0)

MW-146

(< 1.0)

MWANP-19

(< 1.0)

MW-121

(< 1.0)

MW-120

(< 2.0)

MWANP-20

(< 1.0)

MW-118

(5.4)

MW-145

(< 1.0)

MW-112

(< 1.0)

MW-94

(< 1.0)

MW-125

(< 1.0)

MW-100

(< 1.0)

MWANP-11

(< 1.0)

MW-149

(1.2)

MW-108

(0.80)

MW-126

(1.1)

DP-2

(< 1.0)

MW-88

(< 1.0)

DP-6

(< 1.0)

MW-114

(0.50)

MW-105

(3.4)

MWANP-1

(< 1.0)

MW-95

(< 1.0)

MW-113

(< 1.0)

MW-127

(1.4)

MW-106

(< 1.0)

MW-122

(< 1.0)

MWANP-13

(< 1.0)

MW-148

(< 1.0)

MW-97

(< 1.0)

MW-91

(< 1.0)

MW-159

(< 1.0)

MWANP-16

(< 1.0)

MW-98

(< 1.0)

MW-160

(< 1.0)

MW-90

(< 1.0)

MW-128

(0.57)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well (Not Sampled) !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated 1,2-DCA Plume 5 µg/L

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

0 200 400

Feet

Figure 3-12 OU8 Fall 2017

1,2-DCA Plume Map (UWBU)

³

Notes:

The northern pump test began pumping in 2015.

The southern pump test began pumping on May 19, 2016.

The Bio-Enhanced Groundwater Recirculation (BDGR) system began pumping in February 2017.

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

Location ID 1,2-DCA Result (µg/L)

!A

!A

!A!A !A!A!A

!A

!A

!A !A !A !A

!A

!A

!A!A !A

!A!A !A !A!A

!A !A

!A!A

!A !A

!A

!A!A!A!A!A !A !A!A!A

!A!A!A !A

!A!A

!A

!A

!A !A

!A !A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A !A

!A

!A

!A!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

E

E

D

D

MW-161

(< 5.0)

MWANP-23

(< 5.0)

MW-89

(< 5.0)

MW-96

(< 5.0)

MW-103

(< 5.0)

MWANP-27

(< 5.0)

MW-130

(< 5.0)

MW-72

(< 5.0)

MW-68

(5.9)

MWANP-26

(< 5.0)

MW-102

(< 5.0)

MW-67

(< 5.0)

MW-131

(< 5.0)

MWANP-3

(< 5.0)

MW-50

(< 5.0)

MW-132

(< 5.0)

MW-123

(< 5.0)

MW-133

(< 5.0)

MW-158

(< 5.0)

MW-115

(8.2)

MW-117

(4.3)

DMW-30A

(4.4)

OS72-MW1

(< 5.0)

MW-134

(< 5.0)

MW-116

(< 5.0)

DP-12

(3.4)

MW-92

(< 5.0)

MWANP-17

(< 5.0)

MWANP-18

(< 5.0)

MW-124

(< 5.0)

DP-11

(15)

MW-157

(< 5.0)

MW-104

(< 5.0)

MW-156

(< 5.0)

MW-75

(< 5.0)

MW-119

(< 5.0)

MW-147

(< 5.0)

MW-146

(< 5.0)

MWANP-19

(< 5.0)

MW-121

(< 5.0)

MW-120

(< 10)

MWANP-20

(< 5.0)

MW-118

(< 5.0)

MW-145

(< 5.0)

MW-112

(< 5.0)

MW-94

(< 5.0)

MW-125

(< 5.0)

MW-100

(< 5.0)

MWANP-11

(< 5.0)

MW-149

(< 5.0)

MW-108

(< 5.0)

MW-126

(< 5.0)

DP-2

(< 5.0)

MW-88

(< 5.0)

DP-6

(< 5.0)

MW-114

(< 5.0)

MW-105

(< 5.0)

MWANP-1

(< 5.0)

MW-95

(< 5.0)

MW-113

(< 5.0)

MW-127

(< 5.0)

MW-106

(< 5.0)

MW-122

(< 5.0)

MWANP-13

(< 5.0)

MW-148

(< 5.0)

MW-97

(< 5.0)

MW-91

(< 5.0)

MW-159

(< 5.0)

MWANP-16

(< 5.0)

MW-98

(< 5.0)

MW-160

(< 5.0)

MW-90

(< 5.0)

MW-128

(< 5.0)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66

Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

Legend U.S. Government Property

OU-8

Groundwater Sampling Locations !A Monitoring Well !A Extraction Well

Other Wells (not sampled) !A Monitoring Well &, Piezometer !A Extraction Well (Not Sampled) !A Injection Well ED Pumping Test Well &* Pumping Test Observation Well !A BDGR Extraction Well !A BDGR Injection Well

Estimated Dichloromethane Plume 5 µg/L

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

0 200 400

Feet

Figure 3-13 OU8 Fall 2017

Dichloromethane Plume Map

(UWBU)

³

Notes:

The northern pump test began pumping in 2015.

The southern pump test began pumping on May 19, 2016.

The Bio-Enhanced Groundwater Recirculation (BDGR) system began pumping in February 2017.

2017 Annual Groundwater Monitoring Report

Operable Unit 8 Defense Supply Center Richmond

Richmond, VA

Location ID Dichloromethane Result (µg/L)

MW-94

(2.82)

!A

!A !A !A !A

!A

!A

!A !A!A

!A

!A

!A !A !A !A !A

!A!A!A!A!A

!A

!A !A!A

!A!A

!A

!A !A

!A

!A

!A!A

!A

!A

!A

!A !A !A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

DP-11

(15)

DP-12

(3.4)

MW-68

(5.9)

MW-117

(4.3)

MW-115

(8.2)

MW-120

(< 10)

MW-75

(< 5.0)

DMW-30A

(4.4)

MW-50

(< 5.0)MW-67

(< 5.0)MW-72

(< 5.0)

MW-119

(< 5.0)

MW-116

(< 5.0)

MW-124

(< 5.0)

MW-124

(< 5.0)

Warehouse 65

MWANP-12D

(ND)

MWANP-4D

(ND)

Bldg.

Bldg. 68 Bldg. 70

Bldg. 86

Warehouse 66 Warehouse 65

Data Sources: AECOM, GIS Data;

ESRI, ArcGIS Online, Aerial Imagery Coordinate System: VA State Plane, South Datum: NAD 83 Units: Feet

0 200 400

Feet

Legend U.S. Government Property

OU-8

! A LWBU Sampling Location

Service Layer Credits: Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

Figure 3-14 OU8 Fall 2017

VOC Results (LWBU)

³ 2017 Annual Groundwater

Monitoring Report Operable Unit 8

Defense Supply Center Richmond Richmond, VA

Location ID Non-Detect

MWANP-12D

(ND)

There were no VOC detections in the LWBU sampling locations in Fall 2017.

Figure 1-1 - OU Location Map
Figure 1-2 - OU8 Site Map
Figure 2-1 - OU8 Spring and Fall 2017 Sampling Locations
Figure 2-2 - OU8 GW Contours - Spring 2017
Figure 2-3 - OU8 GW Contours - Fall 2017
Figure 2-4 - OU8 VMPs
Figure 3-1 - OU8 UWBU Spring 2017 PCE Plumes
Figure 3-2 - OU8 UWBU Spring 2017 TCE Plumes
Figure 3-3 - OU8 UWBU Spring 2017 cis12DCE Plumes
Figure 3-4 - OU8 UWBU Spring 2017 VC Plumes
Figure 3-5 - OU8 UWBU Spring 2017 12DCA Plumes
Figure 3-6 - OU8 UWBU Spring 2017 Dichloromethane Plumes
Figure 3-7 - OU8 LWBU Spring 2017 VOC Results
Figure 3-8 - OU8 UWBU Fall 2017 PCE Plumes
Figure 3-9 - OU8 UWBU Fall 2017 TCE Plumes
Figure 3-10 - OU8 UWBU Fall 2017 cis12DCE Plumes
Figure 3-11 - OU8 UWBU Fall 2017 VC Plumes
Figure 3-12 - OU8 UWBU Fall 2017 12DCA Plumes
Figure 3-13 - OU8 UWBU Fall 2017 Dichloromethane Plumes
Figure 3-14 - OU8 LWBU Fall 2017 VOC Results

File details come from the government source that posted it.