2018-11-15_HYDROLOGY - M1980244 ‎(6)‎

• Permit No: M1980244
• IBM Index Class Name: HYDROLOGY
• Doc Date: 11/15/2018
• Doc Name Note: Demonstration of Compliance w/WQCC's Regulation #41 - Basic Standards for GW
• Doc Name: Part 1 of 5
• From: CC&V
• To: DRMS
• Email Name: AME
• Email Name: TC1
• Email Name: MAC
• Email Name: ERR
• Email Name: JPL
• Media Type: D
• Archive: No

5.1.17 Sulfate
Table 21 presents the summary statistics for sulfate by well for the Squaw Gulch data
Table 21. S uaw Gulch sulfate statistics
SGMW- SGMW- SGMW- SGMW- SGMW- SGMW- SGMW- SGMW-
IA 1B 2A 3B 4A 4B 6B 7B
Geomean 116 91 16 643 629 646 972 953
S.D. 0 35 5 198 34 36 72 13
Max 116 200 25 1330 679 707 1140 966
Min 116 54 12 1 422 594 582 873 941
n 1 21 4 69 4 7 17 B;E
Reg41TVs 250 250 250 250 250 250 250
Monitoring wells SGMW-3B, SGMW-4A, SGMW-4B, SGMW-6B, and SGMW-7B have recorded
sulfate date above the Reg 41 value.
5.1.18 Zinc
Table 22 presents the summary statistics for zinc by well for the Squaw Gulch data
Table 22. Squaw Gulch zinc statistics
SGMW- SGMW- SGMW- SGMW- SGMW- SGMW- SGMW- SGMW-
IA 1B 2A 3B 4A 4B 6B 7B
Geomean 0.14 0.01 N.D. 0.20 N.D. N.D. 0.20 N.D.
S.D. 0.00 0.02 0.34 0.61
Max 0.14 0.06 1.59 2.67
Min 0.14 0.01 0.05 0.09
n 1 7 57 16
Reg 41 TVS 2.00 2.00 2.00 2.00 2.00 2.00 2.00 12.00
SGMW-6B has recorded one data point above the Reg 41 value of 2.0 mg/L.
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