GRTE Groundwater Monitoring 2021 - Attachment 2.pdf

Table 1: Known Well Data and Minimum Sampling Schedule for Task 1 Name of

Associated Leach field

Well Name Location in the Park

Ground Elevation

TOC

Elevation

HOC

above GE

Well Depth

(ft)

Casing Diameter

(in)

Spring Samplin g

Fall Sampling

BC-1 6629.9 6630.92 1.02 37.3 6 May September BC-2 6628.78 6631.16 2.38 39.3 6 May September

MW2012-3

(BC-5) 6628.96 6631.34 2.38 50 6 May September

Well BC-1

(LFSE

Corner)

6631.38 6634.52 3.14 81.2 2 May September

Well BC-2

(LFNE

Corner)

6631.98 6635.17 3.19 80.8 2 May September

Well BC-3

(LFNW

Corner)

6634.27 6637.54 3.27 85.5 2 May September

Well BC-4

(LFSW

Corner)

6632.57 6635.52 2.95 85.3 2 May September

Well MW- GV6 6574.5 6576.74 2.24 35 6 May September

Well MW- GV9 6575.4 6577.9 2.5 39.5 2 May September

GV-10 6564.25 6566.78 2.53 39.1 2 May September Well MW- GV11 * 6559.81 6562.52 2.71 37.3 2 May September

Well MW- GV12 * 6560.99 6563.04 2.05 36.7 2 May September

Well MW-1 (LM-SE) 6765.38 6767.47 2.09 58.4 2 May September

Well MW-2 (LM-W) 6765.89 6767.6 1.71 55.8 2 May September

Well MW-3 (LM-NE) 6765.89 6767.65 1.76 49.4 2 May September

Well Monitor Well-1

6466.88 6469.67 2.79 49.5 6 May September

Well Monitor Well-2

6464.85 6467.23 2.38 43 6 May September

MV-3 6459.35 6460.57 1.22 48.2 6 May September MW-4 May September MW-5 47.5 May September

Moran Junction MW-1 Moran 30 2 May September MW-1 81 2 May September MW-2 75 2 May September MW-3 70 2 May September

AMK

Ranch

AMK Ranch

South Jenny Lake

Fire dorm

Employee Housing (Entrance)

Beaver Creek

Lupine Meadows (west side of river and south of buildings)

Moose

Gros Ventre

Grand Teton NP Gros Ventre Campground (leach fields adjacent to RV station and on office side of entrance road)

Lupine Meadows

Moose Treatment Plant (North side of Chapel Rd.)

S. Jenny Lake

FR-3 6842.53 35.5 3 N/A September FR-5 6844.83 6845.53 0.7 47 4 N/A September FR-6 6851.67 6852.37 0.7 46.6 4 N/A September FR-8s 6840.87 6843.73 2.86 36.4 2 N/A September FR-9 6850.28 6852.99 2.71 41 2 N/A September CB-1 6824.92 6825.88 0.96 33.7 2 N/A September CB-5s 6815.36 6817.01 1.65 13.2 2 N/A September CB-7 6815.86 6817.38 1.52 12.3 2 N/A September SM-1 6841.79 6843.12 1.33 117.9 4 N/A September SM-2 6894.65 6896.02 1.37 116.3 4 N/A September SM-5 6894.72 6896.53 1.81 115.8 N/A September

Notes:

Bold Names are the names on the GEM Report.

Remaining elevation data will be surveyed and provided by park staff.

Table 2: Colter Bay Landfill Well Data (Task 2) Name of

Associated Leach field

Well Name Location in the Park

TOC

Elevation

Well Depth (ft)

Casing Diameter

(in)

MW-1 6841.86 30 2

MW-2 6849.69 85 2

MW-3 45 2

MW-4 6841.89 35 2

MW-5 6841.47 45 2

MW-6 6845.17 40 2

MW-7 6842.52 45 2

Notes:

Remaining elevation data will be surveyed and provided by park staff.

Colter Bay

Flagg Ranch

Colter Bay Landfill

Colter Bay Pit

Flagg Ranch Lagoons

Signal Mountain

Signal Mountain Lagoons

Colter Bay Lagoons

Well Data