REP30411

• Permit No: C1982056
• IBM Index Class Name: Report
• Doc Date: 2/2/2001
• Doc Name: 2000 ANNUAL HYDROLOGIC REPORT SUMMARY OF WATER QUALITY DATA
• Annual Report Year: 2000
• Permit Index Doc Type: Hydrology Report
• Media Type: D
• Archive: No

TWENTYMILE C~COMPANY •
2000 ANNUAL HYDROLOGIC REPORT
SUMMARY OF WATER QUALITY DATA
•
summary of water quelip~ data-Ill.brw
CATEGORY PARAMETER ANALYSIS TYPE AVERAGE STD. DEV. MAXIMUM MINIMUM UNITS COUNT BEGIN END
PHYSICAL PROPERTIES TEMPERATURE FIELD 13.59 6.51 25.00 0.20 DEGREES C 177 10/83 09/00
CONDUCTIVITY FIELD 2,102.64 737.77 3,670.00 400.00 UMHOS/CM 234 09/75 09/00
LAB 2,388.38 586.97 3,440.00 1,000.00 UMHOS/CM 55 12/85 07/00
PH FIELD 8.08 0.34 9.30 7.00 PH 220 09/75 09/00
LAB 8.18 0.1 I 8 44 6.00 PH 20 03/86 07/00
ALKALMITY TOTAL 246.54 63.33 4I5.D0 74.00 MG/L 100 04/76 09/99
HARDNESS TOTAL 1,!40.00 665.05 1,900.00 570.00 MG/L 3 12/85 03/86
AS CACO3 1,086.82 505.40 2,17GA0 178.00 MG/L 113 04/76 09/99
SOLIDS SUSPENDED 109.15 246.02 1,51000 0.00 MG/L 78 10/8J 07/00
SETTLEABLE 0.00 0.00 000 0.00 ML/L I 06/92 06/92
TOTAL-DISS 2,193.78 619.31 3,320.00 840.00 MG/L 55 II/86 07/00
OIL&GREASE VISIBLE NOT APPLICABLE 2.00 0.00 2 00 2.00 UNDEFRJED 4 04/89 09/89
CATIONS CALCIUM DISSOLVED 212.55 90.25 430.00 45.00 MG/L 115 04/76 07/00
TOTAL RECOV 290.00 0.00 290.00 290.00 MG/L I 06/87 06/87
MAGNESIUM DISSOLVED 134.29 71.16 312.00 16.00 MG/L 116 04/76 07/00
TOTAL RECOV 221.00 0.00 221.00 221.00 MG/L 1 06/87 06/87
SODIUM DISSOLVED 93.80 47.45 285,00 35.00 MG/L 82 04/79 07/00
TOTAL RECOV 131.OD 0 OD 131.00 131.00 MG/I. I 06/87 06/87
POTASSIUM DISSOLVED 4.78 1.56 8.30 120 MG/L 64 04/76 07/88
SAR NOT APPLICABLE 1.16 0.66 6.09 0.21 UNDEFMED 134 04/79 07/00
ANIONS BICARBONATE AS HCO3 309.41 70.96 506.00 106.00 MG/L 69 04/76 07/00
CARBONATE AS CO3 1.78 3.92 18.00 0.00 MG/L 32 06/92 07/00
FIYDROXIDE AS OH 0.00 0.00 0.00 0.00 MG/L 21 03/95 09/99
CHLORIDE NOT APPLICABLE 14.25 7.11 31.00 5.40 MG/L 66 04/76 07/88
SULFATE NOT APPLICABLE 1,014.68 549.37 2,140.00 100.00 MG/L 114 04/76 07/00
PRIMARY CADMIUM DISSOLVED 0.33 0.58 1.00 0.00 UG7L 3 04188 09189
TOTAL 0.00 0.00 0.00 0.00 UG/L 3 04/79 10/80
TOTAL RECOV 0.06 0.21 1.00 0.00 UG/L 52 11/86 07/00
LEAD DISSOLVED 60.00 0.00 60.00 60.00 UG/L 1 09/89 09/R9
MERCURY DISSOLVED 0.00 0.00 0.00 0.00 UG/L 3 04/88 09/89
TOTAL 0.03 0.07 0.20 0.00 UG/L 8 09/75 04/62
TOTAI. RECOV 0.03 0 OS 0.50 0.00 UG/L 62 09/75 07/00
SELENIUM DISSOLVED 0.33 0.56 1.00 0.00 UG/L 3 04/88 09189
TOTAL 0.00 0.00 OA) 0.00 UGlL 6 11186 02(88
TOTAL RECOV 0.13 0.40 2.00 0.00 UG/L 46 06/87 07/00
SILVER DISSOLVED 0.00 0.00 0.00 0.00 UG/L 2 04/88 07/88
SECONDARY SILVER TOTAL RECOV 0.07 0.31 2.00 0.00 UG/L 52 11/86 07/00
COPPER TOTAL 0.00 0.00 O.OJ 0.00 UG/L I 09/75 09/75
TABLE 4IA SITE: 900 (SURFACE WATER SITE 900, ~USGS 09243900~FOIDEI, CREEK)