REP45507

• Permit No: C1984062
• IBM Index Class Name: Report
• Doc Date: 3/12/1992
• Doc Name: 1991 ANNUAL HYDROLOGY REPORT PART 1
• Annual Report Year: 1991
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

PAGE 2
PARAMETER
MINOR
FLUORIDE
PRIMARY
CADMIUM
CADMIUM
MERCURY
MERCURY
SELENIUM
SELENIUM
SILVER
sFCnuneov
VVrf CR
ZINC
ZINC
IRON
IRON
MANGANESE
MANGANESE
TRACE METALS
BORON
BORON
MOLYBDENUM
U = MICRO
START
TABLE 17 (CONTINUED)
SUMMARY OF WATER pUALITV DATA
MIDDLE CREEK ABOVE MINE 3, USGS SITE 09243700
MEAN STD. DEV. MA%. MIN. UNI75
<0.200 0.027 0.300 <0.100 MG/L
N0. PERIOD
27 10/63- 7/87
TOTAL <2.111 0 .927 4.000 <1. 000 UG/L 9 3/76- 4/B1
TOTAL RECD <0.521 0 .441 1.000 <0. 100 UG/L 19 10/B6- 8/91
TOTAL <0.340 0 .206 0.500 <0. 100 UG/L 10 10/75- 8/79
TOTAL RECO <0.179 0 .267 1.500 <0. 100 UG/L 29 9/75- 8/91
TOTAL <1.000 0 .000 1.000 <1. 000 UG/L B 10/B6- 7/BB
TOTAL RECO <1. 181 0 .603 3.000 <1. 000 UG/L 11 4/89- B/91
TOTAL RECO <0.563 0 .411 <1.000 <0. 100 UG/L 19 10/B6- B/91
TOTAL RECO <59. 833 146.459 500.000 1 .000 UG/L 1B 9/75-10/87
TOTAL <19. 000 26. 183 110.000 <3 .000 UG/L 15 9/75- 7/91
TOTAL RECO c23. 333 19. 402 70.000 <10. 000 UG/L 18 4/07- B/91
DISSOLVED <54. 476 98. 240 620.000 <10 .000 UG/L 65 9/75- 9/86
TOTAL RECD 4174. 791 9735. 277 52000.000 1. 000 UG/L 67 9/75- 9/91
DISSOLVED c117. 931 113. 009 700.000 <10. 000 UG/L 58 10/75- 4/90
TOTAL RECD 265. 714 328. 326 2400.000 10. 000 UG/L 77 9/75- B/91
DISSOLVED 42. 000 12, 292 60.000 20. 000 UG/L 10 12/95- 7/97
TOTAL 37. 500 12. 909 60.000 20. 000 UG/L 16 10/83- 9/85
TOTAL RECO <28. 105 24. 062 <50.000 <1. 000 UG/L 19 10/86- 9/91