2008-04-15_REVISION - M1980244 ‎(318)‎

• Permit No: M1980244
• IBM Index Class Name: REVISION
• Doc Date: 4/15/2008
• Doc Name: VOL II Appendix 2, Attachment A- Main Project Area Hydrologi Monitoring Data Summaries
• From: CC&V
• To: DRMS
• Type & Sequence: AM9
• Media Type: D
• Archive: No

Table A24 SGMW-3B Water chemistry summary statistics
Station Identification:
Location:
Station type:
Period of Record Start:
Period of Record End:
•
SGMW-3B
Squaw Gulch
Groundwater
June 8, 1998
November 27, 2007
Parameters Units Number of analytes Number of Maximum Minimum Average Standard
nondetected values value value deviation
Field Parameters
Water Level ft bgl 59 0 51.85 16.95 35.13 8
27
Water Temp, C C 53 0 15.2 5.8 9.2 .
1
8
Conductivity gmhos 53 0 2070.00 827.00 1310.09 .
300
31
pH su 53 0 7.2 5.5 6.1 .
0
4
Dissolved Oxygen mg/1 53 0 8.60 0.10 2.33 .
1
84
General Parameters .
Total Dissolved Solids mg/l 44 0 2110 762 1134 332
Acidity mg/1 51 0 70.0 10.0 27.3 13
6
Alkalinity as CaCO3 mg/1 30 5 28 <10 14 .
6
Ammonia mg/1 51 47 0.07 <0.05 0.03 0
01
Hardness mg/1 51 0 1280 441 709 .
209
Total Suspended Solids mg/1 51 42 79 <10 11 16
Special Parameters
CN, Free mg/1 50 50 <0.01 <0.01 0.01 ID
WAD CN in /1 51 51 70.01 <0.01 0.01 ID
Major Anions
Bicarbonate ion (as CaCO3) mg/1 20 0 57 15 37 12
Carbonate ion (as CaCO3) mg/l 20 20 <10 <0 5 ID
Chloride mg/l 51 0 105.00 14.50 41.36 22
66
Fluoride mg/I 51 0 18.70 2.64 6.01 .
3
64
Nitrate mg/1 51 1 3.20 <0.05 0.96 .
0
90
Sulfate mg/1 51 0 1330.00 422.00 701.08 .
221.42
Major Cations
Calcium mg/l 51 0 321.00 128.00 200.69 50
53
Magnesium mg/1 51 0 117.00 26.30 50.67 .
21
53
Potassium mg/1 51 0 7.34 4.03 5.68 .
0
72
Sodium mg/1 51 0 52.00 19.20 30.22 .
7
25
Trace Metals .
Arsenic, (dissolved) mg/1 30 30 <0.05 <0.005 0.003 ID
Cadmium, (dissolved) mg/l 51 17 0.009 <0.001 0.002 0
002
Chromium, (dissolved) mg/1 51 44 0.005 <0.001 0.001 .
0
001
Copper, (dissolved) mg/1 51 46 0.007 <0.005 0.003 .
0
001
Iron, (dissolved) mg/1 51 47 710 <0.05 0.03 .
0
01
Lead, (dissolved) mg/1 51 48 0.0040 <0.001 0.0006 .
0
0006
Manganese, (dissolved) mg/1 51 2 49.00 0.02 9.58 .
13
65
Mercury, (dissolved) mg/1 3 3 <0.0002 <0.0002 0.0001 .
ID
Nickel, (dissolved) mg/1 51 0 0.13 0.01 0.03 0
03
Selenium, (dissolved) in 1 51 48 0.0230 <0.005 0.0031 .
0
0030
Silver, (dissolved) mg/l 51 50 0.004 <0.001 0.001 .
0
0005
Zinc, (dissolved) mg/l 51 5 1.59 <0.05 0.30 .
0.36
NA: Not analyzed
ID: Insufficient data
Nondetects set to % detection limit for calculations