1990-02-22_REPORT - C1981071

• Permit No: C1981071
• IBM Index Class Name: Report
• Doc Date: 2/22/1990
• Doc Name: AHR TABLE 37 THRU FIGURES
• Annual Report Year: 1989
• Permit Index Doc Type: Hydrology Report
• Media Type: D
• Archive: No

! m m m Mon
PAGE 2
TABLE 52 (CONTINUED)
SUMMARY OF WATER QUALITY DATA
MINE NC. 2 SPOIL SPRING$
PARAMETER MEAN STD. DES'. MAX. MIN, UNITS. NO. PERIOD
PRIMAPY
ARSENIC TOTAL RECO <1 .000 D.000 <1 .000 <1 .000 UG/L 2 5/86
CADMIUM TOTAL RECO <0. 100 0.000 <0. 100 <0. 100 UG/L 6 5/86
LEAD TOTAL RECO <20.000 0.000 20.000 <20.000 UG/L 4 5/86
MERCURY TOTAL RECO <0. 183 0.040 <0.200 <0. 100 UG/L 6 5/86
SELENIUM TOTAL RECO <1 .000 0.000 <1 .000 <1 .000 UG/L 6 5/86
SILVER TOTAL RECO <0. 100 0.000 <0. 100 <0. 100 UG/L 6 5/86
SECONDARY
COPPER TOTAL RECO <1 .250 0.500 2.000 <1 .000 UG/L 4 5/86
ZINC TOTAL RECO <10.000 0.000 10.000 <10.000 UG/L 6 5/86
IRON TOTAL RECO 560.000 592.013 1630,000 110.000 UG/L 6 5/86
MANGANESE DISSOLVED <17.000 20.420 40.000 <1 .000 UG/L 3 5/89- 5/86
MANGANESE TOTAL RECO 320.000 283.337 680.000 20.000 UG/L 6 5/86
TRACE METALS
BORON TOTAL RECO 77.500 49.244 140.000 20.000 UG/L 4 5186
MOLYBDENUM TOTAL RECO <50.000 0.000 <50.000 <50.000 UG/L 2 5/87- 5/89
NUTRIENTS
NITROGEN AMMIUM-TOT 0.085 0.041 0. 140 0.040 MG/L 6 5/86
NITROGEN AMMIA-FREE <0.003 0.002 0.007 <0.001 MG/L 6 5/86
NITROGEN NITRATE <0.463 0.950 2.400 <0.020 MG/L 6 5/86
NITROGEN NITRITE <0.105 0. 144 0.320 <0.020 MG/L 4 5/86
NITROGEN NO3+NO2 <0.035 0.021 0.050 <0.020 MG/L 2 5/87- 5/89
PHOSPHATE ORTHO-DISS 0. 185 0.246 0.360 0.011 MG/L 2 5/87- 5/89
U = MICRO