REP51867

• Permit No: C1981071
• IBM Index Class Name: Report
• Doc Date: 2/16/2000
• Doc Name: 1999 ANNUAL HYDROLOGY REPORT PN C-81-071
• Annual Report Year: 1999
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

CYPRUS YAMPA~LLEY COAL CORPORATION: MINE NO. 1, 2, AND ECEMAN PARK ~ •
1999 ANNUAL HV'DROLOCIC REPORT
SUM1IMARY OF RATER QUALITY DATA
summary of water quality data-II.Arw
Average Std. Maximum Minimum Units Count Begin End
1 PHYSICAL PROPERTIES TEMPERATURE FlELD 9.203 5.2 26.000 0.400 DEGREES C 235 04/79 05/99
2 CONDUCTIVITY FlELD 724.200 375.4 3910.000 190.W0 UMHOS/CM 230 04/79 05/99
3 LAB 760.873 286.5 1440.W0 294.W0 UMHOS/CM SS 08/86 05/99
4 PH FIELD 7.755 0.5 9.600 6.300 PH 232 04/79 05/99
5 LAB 7.845 0.4 8.2W 6.9W PH 22 06/86 05/99
6 ALKALINITY TOTAL 195.962 73.5 340.OW 82.OW MG/L 52 06/86 05/99
7 HARDNESS AS CAC03 426.975 170.1 970.000 137.000 MG/L 159 06/79 05/99
8 SOLIDS SETTLEABLE -O.IW 0.0 -O.IW -O.IW ML/L 5 04/98 08/98
9 SUSPENDED 47.886 117.5 1390.W0 -IO.OW MG/L 196 04/79 05/99
10 TOTAL-DISS 600.046 ?90.1 2790.W0 140.W0 MG/L 196 04/79 05/99
11 OIL&GREASE VISIBLE NOT APPLICABLE 2.000 0.0 2.000 2.000 UNDEFINED 70 09/84 05/91
12 CATIONS CALCIUM DISSOLVED 93.641 38.4 201.OW 30.OW MG/L 160 06/79 05/99
13 TOTAL RECOV 115.167 43.7 162.OW 42.000 MG/L 6 05/87 07/88
14 MAGNESIUM DISSOLVED 46.963 18.4 114.000 15.000 MG/L 161 06/79 05/99
IS TOTAL RECOV 59.833 22.1 80.000 21.000 MG/L 6 OS/g7 07/d8
16 SODIUM DISSOLVED 35.082 163 106.W0 IO.WO MG/L 156 06/79 05/99
17 TOTAL RF.COV 42.500 17.3 SB.WO 12.W0 MG/L 6 05/87 07/88
18 POTASSIUM DISSOLVED 3.520 1.2 7.300 1.400 MC/L 37 06/79 05/89
19 SAR NOT APPLICABLE 0.721 0.2 2.250 0.336 UNDEFINED 149 06/79 05/99
20 ANIONS BICARBONATE AS HC03 242.360 84.4 414.&W 15.000 MG/L 157 06/79 05199
21 CARBONATE AS C03 8.604 13.6 48.000 -2.OW MG/L 51 06/79 05/99
22 HYDROXIDE AS OH -2.W0 0.0 -2.000 -2.OW MG/L 20 04/95 05/99
23 CHLORIDE NOT APPLICABLE 4.273 3.0 12.000 -3.000 MG/L 77 06/79 05/89
24 SULFATE NOT APPLICABLE 267.579 128.9 630.000 33.W0 MG/L 158 06/79 05/99
25 PRIMARY ARSENIC TOTAL 0.545 1.5 3.W0 -5.000 UG/L 44 04/82 12/86
26 TOTAL RF.COV 1.000 0.0 I.WO 1.000 UG/L I 05/89 05/89
27 BARIUM TOTAL 215.000 63.fi 260.000 170.OW UGIL 2 06179 06179
28 TOTAL RF.COV 60.OW 0.0 60.000 60.OW UG/L 1 05/89 05/89
29 CADMIUM TOTAL -3.523 7.2 37.OW -20.OW UG/L 44 04/82 12/86
30 TOTAL RF.COV -0.113 1.5 8.OW -S.OW UG/L 48 04/87 05/99
31 CHROMIUM TOTAL-TOT REC 10.000 0.0 10.000 10.000 UG/L I 05/89 05/89
32 LEAD TOTAL 1.860 75.1 370.000 -2W.OW UG/L 43 04/8? 12/86
J3 TOTAL RECOV -20.OW 0.0 -20.OW -20.OW UG/L I 05/89 OS/89
34 MERCURY TOTAL -0.216 0.4 2.OW -I.OW UG/L 44 04182 12186
35 TOTAL RECOV -0.152 0.1 0.500 -0.200 UG/L 48 04/87 05/99
36 SELENIUM TOTAL -1.068 2.0 IO.WO -5,W0 UG/L 44 04/82 12/86
37 TOTAL RECOV -0.604 1.6 9.W0 ~2.W0 UG/L 48 04/87 05/99
38 SILVER TOTAL 0.000 0.1 0.100 -0.100 UG/L 2 06/85 09/85
TABLE 18A SITE: 14 (FOIDEL CREEK)