DSHW-2018-012112 - 0901a06880957da9

ATK Launch Systems Inc. - Promontory
Post Closure Permit TABLE 4-A
Groundwater Monitoring System
July 2, 2018
UTD009081357
Table 4-A, Attachment 4.xls
MONITORING WELL/WELL COLLAR SCREENED INTERVAL (FT. MSL)PIEZOMETER ELEVATION (FT. MSL)TOP BOTTOM
A1 4625.03 4292.50 4272.50
A2 4730.49 4552.90 4532.90
A3 4702.71 4558.20 4538.20
A4 4643.22 4282.70 4262.70
A5 4618.54 4289.00 4269.00
A6 4482.05 4277.50 4257.50
A7 4471.15 4246.60 4226.60
A8 4486.60 4290.10 4270.10
A9 4509.80 4291.30 4271.30
A101 4772.43 4544.90 4524.90
B1 4596.22 4288.70 4268.70
B2A 4499.31 4284.80 4274.80
B2B "4270.80 4260.80
B2C "4246.80 4236.80
B3 4610.75 4290.20 4270.20
B4 4507.29 4287.80 4267.80
B5 4429.09 4270.60 4250.60
B6 4367.02 4259.50 4239.50
B7 4340.16 4257.60 4237.60
B8 4363.72 4271.20 4251.20
B9 4697.79 4552.30 4542.30
B10 4649.06 4526.10 4516.10
C1 4523.73 4280.00 4260.00
C2 4584.56 4270.30 4250.30
C3 4621.62 4268.10 4248.10
C4 4714.68 4312.70 4292.70
C5 4448.47 4296.90 4276.90
C61 4527.02 4273.50 4253.50
C7 4379.73 4291.80 4271.80
C81 4414.12 4300.60 4280.60
D12 4696.93 4554.40 4534.40
D22 4605.08 4277.60 4257.60
D32 4553.87 4276.40 4256.40
D42 4522.35 4259.80 4239.80
D52 4524.26 4246.70 4226.70
D62 4564.16 4271.70 4251.70
D72 4367.11
E1 4381.06 4272.80 4252.80
E2 4372.32 4269.60 4249.60
E3 4375.68 4269.30 4249.30
E4 4360.16 4247.60 4227.60
E5 4344.55 4242.90 4222.90
E6 4332.01 4262.30 4242.30
E7 4367.11 4146.80 4136.80
E8 4462.06 4253.00 4233.00
E9 4495.38 4283.20 4263.20
E10 4761.21 4285.10 4265.10
ATK Launch Systems Inc. - Promontory
Post Closure Permit TABLE 4-A
Groundwater Monitoring System
July 2, 2018
UTD009081357
Table 4-A, Attachment 4.xls
MONITORING WELL/WELL COLLAR SCREENED INTERVAL (FT. MSL)PIEZOMETER ELEVATION (FT. MSL)TOP BOTTOM
F1 4378.19 4292.00 4272.00
F2A 4382.35 4239.80 4229.80
F2B "4175.70 4165.70
F2C "4070.30 4060.30
F3 4362.79 4274.70 4254.70
F4 4437.14 4271.70 4251.70
F5 4367.23 4067.10 4047.10
G1 4352.31 4265.81 4255.81
G2 4324.63 4235.63 4225.63
G3 4275.89 4258.89 4248.89
G4 4330.94 4262.14 4252.14
G5 4391.22 4259.22 4249.22
G6 4325.83 4258.83 4248.83
G7 4386.35 4246.35 4236.35
G8 4477.81 4236.81 4226.81
H1 4294.74 4257.74 4246.74
H2 4306.83 4261.83 4251.83
H3 4327.98 4252.98 4242.98
H4 4354.66 4262.66 4252.66
H5 4300.15 4262.15 4252.15
H6 4308.68 4268.68 4258.68
H7 4380.62 4260.62 4250.62
H8 4386.17 4246.17 4236.17
H9 4259.27 4244.27 4234.27
H10 4246.27 4226.27 4216.27
J1 4455.00 4316.00 4306.00
J2 4658.58 4303.58 4293.58
J3 4590.71 4451.71 4441.71
J4 4560.17 4251.17 4241.17
J5 4308.65 4240.65 4230.65
J6 4321.70 4232.70 4222.70
J7 4448.96 4313.96 4303.96
J8 4451.53 4296.53 4286.53
J9 4819.73 4249.73 4239.73
LF1 4421.71 4303.11 4283.11
LF2 4434.77 4303.27 4283.27
LF3 4419.92 4296.72 4276.72
LF4 4453.07 4303.07 4283.07
M508-1 4506.68 4326.68 4306.68
M508-2 4514.41 4334.41 4314.41
M508-3 4506.37 4326.37 4306.37
M508-4 4511.99 4331.99 4311.99
M508-B1 4512.08 approx. 4340 approx. 4320
M39-B1 4631.88 approx. 4412 approx. 4392
M114-B1 4560.14 approx. 4395 approx. 4375
M636-B1 4656.91 approx. 4572 approx. 4552
P1 4549.32 4319.32 4289.32P24539.21 4389.71 4359.71
ATK Launch Systems Inc. - Promontory
Post Closure Permit TABLE 4-A
Groundwater Monitoring System
July 2, 2018
UTD009081357
Table 4-A, Attachment 4.xls
MONITORING WELL/WELL COLLAR SCREENED INTERVAL (FT. MSL)
PIEZOMETER ELEVATION (FT. MSL)TOP BOTTOM
P3 4498.30
P5 4498.17 4390.23 4370.23
P6 4540.93 4470.20 4450.20
P7 4529.52 4461.46 4441.46
P8 4517.80 4363.16 4338.16
P9 4530.70 4365.43 4335.43
P-10 4538.40 4453.40 4433.40
T12 4365.83 4263.83 4243.83
T22 4591.62 4282.62 4262.62
X4 4861.35 4253.80 4233.80
X5 4491.31 4231.31 4211.31
BC13 4235.43 4180.40 4170.40
BC23 4298.37 4263.40 4253.40
BC33 4287.33 4262.30 4252.30
BC43 4271.86 4204.80 4194.80
BC53 4253.96 4223.90 4213.90
BC63 4271.94 4242.90 4232.90
Shotgun Spring approx. elevation 4260 ft. n.a.n.a.
Pipe Spring approx. elevation 4260 ft.n.a.n.a.
Fish Spring approx. elevation 4250 ft.n.a.n.a.
Horse Spring A approx. elevation 4250 ft.n.a.n.a.
Horse Spring B approx. elevation 4260 ft.n.a.n.a.
Fork Spring approx. elevation 4250 ft.n.a.n.a.
Horse Pasture Spring approx. elevation 4250 ft.n.a.n.a.
Connor Spring approx. elevation 4250 ft.n.a.n.a.
1 background wells
2 not constructed in accordance with the EPA Technical Enforcement Guidance Document
3 piezometer