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 Al CC-01 Water chemistry summary statistics
Station Identification: 0001
Location Cripple Creek
Station Type: Surface Water
Period of Record Start: January 4, 1985
Period of Record End: December 14, 2006
•

Parameters
Units
Number of analytes Number of
nondetected values Maximum
value Minimum
value Average Standard
deviation
Field Parameters
Flow gpm 54 0 1560.00 65.93 306.12 220.44
Water Temperature C 98 0 21.0 0.1 11.8 5.0
Conductivity µmhos 94 0 1197.00 213.00 692.31 187.14
PH su 107 0 8.6 3.8 7.8 0.6
Dissolved Oxygen mg/1 88 0 11.10 0.30 7.93 1.73
General Parameters
Total Dissolved Solids mg/1 88 0 725 53 408 117
Acidity mg/1 66 64 144.0 <1 6.6 17.2
Alkalinity as CaCO3 mg/1 36 0 265 22 101 65
Ammonia mg/1 76 46 4.19 <0.05 0.16 0.56
Hardness mg/1 87 0 302.00 24.00 143.39 78.22
Total Suspended Solids mg/1 106 36 2060.00 <1 37.85 200.28
Special Parameters
CN, Free mg/I 75 74 <0.05 <0.01 0.01 0.01
WAD CN mg/1 75 74 0.01 <0.005 0.005 0.001
Major Anions
Bicarbonate ion (as CaCO3) mg/1 60 1 191 <10 111 46
Carbonate ion (as CaCO3) mg/I 59 59 <10 <0 4 ID
Chloride mg/1 87 0 203.00 6.00 61.04 43.20
Fluoride mg/1 87 0 2.90 0.83 2.17 0.44
Nitrate mg/1 86 0 18.80 0.80 11.25 5.03
Sulfate mg/I 101 2 1200.00 <10 125.95 141.36
Major Cations
Calcium mg/I 68 0 86.20 7.70 41.69 21.59
Magnesium mg/1 86 0 26.10 1.10 8.84 5.51
Potassium mg/1 76 0 14.20 2.09 7.47 2.26
Sodium mg/1 76 0 162.00 11.00 73.74 34.41
Trace Metals
Arsenic, (total recoverable) mg/1 76 74 0.013 <0.005 0.003 0.001
Cadmium, (dissolved) mg/1 118 90 0.014 <0.0001 0.001 0.002
Chromium, (total recoverable) mg/1 16 15 0.001 <0.001 0.001 0.0001
Copper, (dissolved) mg/I 118 18 0.374 <0.002 0.015 0.035
Iron, (dissolved) mg/1 87 61 1.24 <0.008 0.05 0.13
Iron, (total recoverable) mg/1 87 3 37.50 <0.05 1.04 4.27
Lead, (dissolved) mg/1 117 97 340.0000 <0.001 2.9099 31.4326
Manganese, (dissolved) mg/1 87 10 15.40 0.01 1.78 2.92
Mercury, (total) mg/I 93 90 <0.001 <0.0001 0.0001 0.0001
Nickel, (dissolved) mg/1 76 46 0.10 <0.005 0.01 0.02
Selenium, (dissolved) mg/1 87 84 0.0060 <0.0005 0.0023 0.0009
Silver, (dissolved) mg/1 117 103 <0.01 <0.0002 0.001 0.001
Zinc, (dissolved) mg/1 119 28 1.81 <0.005 0.12 0.23
NA: Not analyzed
ID: Insufficient data
Nondetects set to '12 detection limit for calculations