REP02002

• Permit No: C1982056
• IBM Index Class Name: Report
• Doc Date: 12/11/2001
• Doc Name: TABLE 1 CYPRUS YAMPA VALLEY COAL CORP FOIDEL CREEK MINE 1998 ANNUAL HYDROLOGY REPORT WATER QUALITY D
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

:)'PRUS T\\ENTI'AIILE COAL COMPANY: FOIDEL CREEK DANE
999 ANNUAL IIl'DROLOCIC REPORT
i UAIAIARI' OF \\'ATER QUALITI' DATA
summon' of water quslit)~ dele.6rw
Acernge Std. Alerlmum Allnlmum UNb Count Begin End
1 PIII'SICAL PROPERTIES TEAIPERaTL'RE FIELD 10.920 1.8 14.000 9.000 DEGREES C 5 03/96 09/98
2 CONDUCTII'1T1' FIELD 850.000 103.8 960.000 680.000 UAIHOS/CAI 5 03/96 09/98
7 L48 799.000 19.0 620.000 783.000 UAIHOS/CAI 3 03/96 05/98
J PH FIELD 7.822 0.2 8.200 7.600 PH 5 03!96 09198
S LAB 7.800 0.4 8.100 7.500 PH 2 07/97 05/98
6 ALKALINITI" TOTAL 385.667 27.0 412.000 358.000 AIG/L 3 03/96 05/98
7 HARDNESS TOTAL 84.000 66.8 161.000 41.000 AIG/L 3 07/96 05/98
8 SOLIDS DISSOLVED 720.000 36.1 760.000 490.000 AIG/L 3 03/96 05/98
I 9 CATIONS CA1.,CIL'AI DISSOLVED 22.767 17.8 41.700 !1.300 MG.2 3 03196 05/98
10 AI.-3GNESIUAI DISSOLVED 6.667 J.4 12.900 3.200 DIG/L 3 03/96 05/98
111 SODIL'AI DISSOLVED 181.667 40.3 207.000 177.000 AIG/L 7 03/96 05/98
12 SAR NO7.-\PPLIC,IBLE 10.460 5.0 13.900 4.680 UNDEFINED 7 03/96 05/98
it ,\NIONS BICARBONATE AS HCO3 470.667 73.6 503.000 x36.000 AIG/L 3 03/96 05/98
H CARBONATE .4S CO7 -2.000 0.0 -2.000 -2.000 DIG/L l Ol/96 05/98
115 fll'DRO\IDE AS OH -2.000 0.0 -2.000 -2.000 AIG/L 3 03/96 05/98
t . SULFATE NOT APPLIC.-\BLE 50.000 0.0 50.000 50.000 AIG/L 3 07/96 05/98
~ 17 PRIAIARS CADAIIUAI DISSOLVED -0.500 0.0 -0.500 -0.500 L'G!L 3 07196 OS/98
18 LEAD DISSOLVED -73.333 II.J -20.000 -40.000 UG/L 3 03/96 05/98
19 AIERCURI' DISSOLVED -0.200 0.0 -0.200 -0.200 UG/L 3 07/96 05/98
20 SELENIUM DISSOLVED -1.000 0.0 -1.000 -1.000 L'G/L 7 03/96 05/98
2I SF,COND,\Rl' IRON DISSOLVED -7.733 11.5 10.000 -10.000 L'G/L 3 03/96 05/98
22 Af.WG.-W ESE DISSOLVED 7.667 10.3 !6.000 -5.000 UG/C. 3 03/96 05/98
23 TRACE METALS AIOLI'BDENLR.I DISSOLVED -10.000 0.0 -10.000 •10.000 UG/L 3 03/96 05/98
2J NUTRIENTS NITROGEN NITRATE 4.223 4.2 9.100 1.470 AIG/L 7 03/96 05/98
2S NITRITE -0.070 0.f A.010 -0.100 AIG/L 3 07/96 05/98
2I. NO3+NO2 4.223 4.2 9.100 1.470 DIG/L 7 03/96 05/98
27 PHOSPHATE ORTHO-0133 0.017 0.0 0.028 0.006 AIG/L 3 03/96 05/98