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 A12 T-3 Water chemistry summary statistics
•
Station Identification:
Location
Station Type:
Period of Record Start:
Period of Record End:
T-3
North Fork of Wilson Creek
•
Surface Water
April 25, 1994
March 12, 2008
Parameters Units Number of
analytes Number of
nondetected values Maximum
value Minimum
value Average Standard
deviation
Field Parameters
Flow gpm 20 3 200.00 <0 47.01 54.47
Water Temperature C 21 0 18.8 4.0 10.4 3.8
Conductivity 11mhos 21 0 2210.00 412.00 1045.57 399.41
PH su 21 0 8.0 6.8 7.6 0.4
Dissolved Oxygen mg/l 20 0 11.70 2.90 7.80 1.99
General Parameters
Total Dissolved Solids mg/l 18 0 1200 371 780 217
Acidity mg/1 18 18 <10 <10 5.0 ID
Alkalinity as CaC03 mg/l 6 0 221 73 142 51
Ammonia mg/l 20 7 0.40 <0.05 0.12 0.11
Hardness mg/1 20 0 849.00 224.00 522.60 165.03
Total Suspended Solids mg/1 20 1 2888.00 <10 726.80 846.57
Special Parameters
CN, Free mg/l 21 20 0.06 <0.01 0.01 0.01
WAD CN mg/1 21 19 0.07 <0.01 0.01 0.02
Major Anions
Bicarbonate ion (as CaC03) mg/l 15 0 152 38 101 31
Carbonate ion (as CaC03) mg/1 15 15 <10 <5 5 ID
Chloride mg/l 20 0 12.80 4.50 8.83 2.31
Fluoride mg/1 20 0 2.18 0.89 1.30 0.35
Nitrate mg/1 20 1 7.78 <0.05 1.88 1.73
Sulfate mg/l 20 0 742.00 205.00 477.10 149.20
Major Cations
Calcium mg/1 20 0 223.00 63.10 133.69 41.00
Magnesium mg/l 20 0 70.90 16.10 45.85 15.63
Potassium mg/l 20 0 47.50 3.92 12.41 9.66
Sodium mg/l 20 0 64.80 21.00 40.90 8.53
Trace Metals
Arsenic, (total recoverable) mg/l 20 1 0.320 <0.005 0.120 0.102
Cadmium, (dissolved) mg/l 20 20 <0.001 <0.001 0.001 ID
Chromium, (total recoverable) mg/l 5 3 0.007 <0.001 0.002 0.003
Copper, (dissolved) mg/1 20 19 0.005 <0.001 0.003 0.001
Iron, (dissolved) mg/1 20 6 1.96 <0.05 0.24 0.43
Iron, (total recoverable) mg/l 20 0 93.20 0.47 17.09 24.31
Lead, (dissolved) mg/1 20 19 0.0070 <0.001 0.0008 0.0015
Manganese, (dissolved) mg/l 19 0 7.44 0.10 2.94 2.05
Mercury, (total) mg/l 20 15 0.0029 <0.0002 0.0004 0.0008
Nickel, (dissolved) mg/l 20 17 0.01 <0.005 0.003 0.002
Selenium, (dissolved) mg/l 20 18 0.0060 <0.005 0.0028 0.0009
Silver, (dissolved) mg/l 20 20 <0.005 <0.001 0.001 ID
Zinc, (dissolved) mg/l 20 20 <0.05 <0.05 0.03 ID
NA: Not analyzed
ID: Insufficient data
Nondetects set to % detection limit for calculations
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