A22_Updated_Tables_ _Figures.pdf

Table 1. Sampling Schedule

1 – Basic parameters are water temperature, specific conductance, pH, dissolved oxygen, and turbidity.

SCHEDULE

Phase 1 Pre-Project

(months before dredging)

Phase 2 (Time from onset of dredging in days) Timing may be adjusted depending on the dredging schedule.

Phase 3 (after completion of dredging-days)

1 2 3 3 17 31 45 59 73 30 60 90

MONITORING WELLS (8)

Basic Parameters1 X X X X X X X X X X X X Nit., Alk., Hardness X X X X X X X X X X X X

Metals X X X X X X X X X X X X PAHs, PCBs, Pesticides (MWs #7 and #8 only)

X X X X X X X X X X X X

CITY WELLS (1)

Basic Parameters1 X X X X X X X X X X X X

Nit., Alk., Hardness X X X X X X X X X X X X Metals X X X X X X X X X X X X

PAHs, PCBs, Pesticides X X X X X X X X X X X X

RESIDENTIAL WELLS (4)

Basic Parameters1 X X X X X X X X X X X X

Nit., Alk., Hardness X X X X X X X X X X X X

Metals X X X X X X X X X X X X Total/Fecal Coliform X X X X X X X X X X X X

RIVER AND CARRIAGE WATER (2)

Basic Parameters1 X X X X X X

Nit., Alk., Hardness X X X X X X Metals X X X X X X

TABLE 2 – WATER ANALYSIS

PARAMETER TESTING METHOD

Reporting

Limit *

APPROX.

NUMBER OF

SAMPLES

Alkalinity, Total as CaCO3 SM 2320B 30 mg/l 168 Total Hardness 2340B 500 ug/l 168

Nitrogen, NO2 plus NO3 EPA 353.2 0.20 mg/l 168 Nitrite as N SM 4500-NO2 B .05 mg/l 168 Nitrate as N SM 4500-NO3 H 0.20 mg/l 168

6020 MET ICPMS, Dissolved Analytical Method: EPA 6020 Preparation Method: EPA 3020

Arsenic, Dissolved EPA 6020 1.0 ug/l 168 Cadmium, Dissolved EPA 6020 1.0 ug/l 168 Chromium, Dissolved EPA 6020 1.0 ug/l 168

Copper, Dissolved EPA 6020 1.0 ug/l 168 Iron, Dissolved EPA 6020 100.0 ug/l 168 Lead, Dissolved EPA 6020 1.0 ug/l 168

Manganese, Dissolved EPA 6020 1.0 ug/l 168 Nickel, Dissolved EPA 6020 1.0 ug/l 168

Cadmium, Dissolved EPA 6020 1.0 ug/l 168 Zinc, Dissolved 10 ug/l

8081 GCS Pesticides Analytical Method: EPA 8081

Aldrin EPA 8081 0.10 ug/l 36 alpha-BHC EPA 8081 0.10 ug/l 36 beta-BHC EPA 8081 0.10 ug/l 36 delta-BHC EPA 8081 0.10 ug/l 36 gamma-BHC (Lindane) EPA 8081 0.10 ug/l 36 Chlordane (Technical) EPA 8081 1.0 ug/l 36 alpha-Chlordane EPA 8081 0.10 ug/l 36 gamma-Chlordane EPA 8081 0.10 ug/l 36

4,4'-DDD EPA 8081 0.10 ug/l 36 4,4'-DDE EPA 8081 0.10 ug/l 36 4,4'-DDT EPA 8081 0.10 ug/l 36 Dieldrin EPA 8081 0.10 ug/l 36

Endosulfan I EPA 8081 0.10 ug/l 36 Endosulfan II EPA 8081 0.10 ug/l 36

Endosulfan sulfate EPA 8081 0.10 ug/l 36 Endrin EPA 8081 0.10 ug/l 36

Endrin aldehyde EPA 8081 0.10 ug/l 36 Endrin ketone EPA 8081 0.10 ug/l 36

Heptachlor EPA 8081 0.10 ug/l 36 Heptachlor epoxide EPA 8081 0.10 ug/l 36

Methoxychlor EPA 8081 1.0 ug/l 36 Toxaphene EPA 8081 5.0 ug/l 36

8082 GCS PCB

Analytical Method: EPA 8082 Preparation Method: EPA 3510

PCB-1016 EPA 8082 0.10 ug/l 36 PCB-1221 EPA 8082 0.10 ug/l 36

PCB-1232 EPA 8082 0.10 ug/l 36 PCB-1242 EPA 8082 0.10 ug/l 36 PCB-1248 EPA 8082 0.10 ug/l 36 PCB-1254 EPA 8082 0.10 ug/l 36 PCB-1260 EPA 8082 0.10 ug/l 36

8270 MSSV PAH by SIM Analytical Method: EPA 8270 by SIM Preparation Method: EPA 3510

FIELD MEASUREMENTS

Acenaphthene EPA 8270 0.10 ug/l 36

Acenaphthylene EPA 8270 0.10 ug/l 36 Anthracene EPA 8270 0.10 ug/l 36

Benzo(a)anthracene EPA 8270 0.10 ug/l 36 Benzo(a)pyrene EPA 8270 0.10 ug/l 36

Benzo(b)fluoranthene EPA 8270 0.10 ug/l 36 Benzo(g,h,i)perylene EPA 8270 0.10 ug/l 36 Benzo(k)fluoranthene EPA 8270 0.10 ug/l 36

Chrysene EPA 8270 0.10 ug/l 36 Dibenz(a,h)anthracene EPA 8270 0.10 ug/l 36

Fluoranthene EPA 8270 0.10 ug/l 36 Fluorene EPA 8270 0.10 ug/l 36

Indeno(1,2,3-cd)pyrene EPA 8270 0.10 ug/l 36 Naphthalene EPA 8270 0.10 ug/l 36 Phenanthrene EPA 8270 0.10 ug/l 36

Pyrene EPA 8270 0.10 ug/l 36 Total/Fecal Coliforms

Total/Fecal Coliforms Membrane Filtration

1 colony / 100 ml

FIELD MEASUREMENTS

PH EPA 150.1 0.1 st. units Site dependent

Temperature EPA 170.1 0.1 deg. C Site dependent Specific Conductance EPA 120.1 1 us/cm Site dependent

Dissolved Oxygen EPA 360.1 0.1 mg/l Site dependent Turbidity EPA 180.1 1 ntu Site dependent

* All reporting limits are minimum acceptable levels.

Literature Cited

American Public Health Association. 1995. Standard Methods for the Examination of Water and Wastewater, 19th ed. American Public Health Association, Washington DC.

Environmental Protection Agency. 1983. Methods for Chemical Analysis of Water and Wastes. EPA- 60014-79-020. Environmental Monitoring and Support Laboratory, Cincinnati, Ohio.

Figure 1. Project Location