PERMFILE111213

• Permit No: C1994082
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: GROUND WATER CHEMISTRY DATA
• Section_Exhibit Name: Tab 07 APPENDIX 7-4 PART 3
• Media Type: D
• Archive: No

• Peabody Weste~
Paradox Hydrology System
Ground Water Quality Statistics
Sample Point: YW2 WADGE COAL
Uncensoretl Data
No. of

----------------------------------- Obs
-------------- Mean
----------- St.Dv.
---------
Field Parameters
FIELD PH S.U. 16 7.21
TEMPERATURE C 16 10.13 1.57
CONDUCTIVITY UMHOS/CM 16 1178.75 128.67
Laboratory Parameters
ACIDITY MG/L 1 0.00
ALK AS CAC03, PH 4.5 MG/L 16 435.37 48.55
ALUMINUM, DISSOLVED MG/L 2 5.00 7.07
ARSENIC, DISSOLVED UG/L 3 84.00 193.76
BARIUM, DISSOLVED UG/L 7 87.14 7.55
BORON, DISSOLVED UG/L 15 248.66 46.88
CADMIUM, DISSOLVED UG/L
CALCIUM, DISSOLVED MG/L 16 91.00 7.17
CHLORIDE MG/L 16 6.82 1.89
CHROMIUM, DISSOLVED UG/L 1 10.00
CONDUCTIVITY UMS/CM2 8 1197.50 61.12
COPPER, DISSOLVED UG/L 3 32.33 56.00
FLUORIDE MG/L 16 .22 .OS
HARDNESS AS CAC03 MG/L 16 460.93 30.76
IRON, TOTAL MG/L 1 .03
IRON, DISSOLVED MG/L 13 .OS .03
LEAD, DISSOLVED UG/L 7 6.85 10.38
MAGNESIUM, DISSOLVED MG/L 16 57.00 3.42
MANGANESE, TOTAL MG/L 1 .02
MANGANESE, DISSOLVED MG/L 16 .02 .00
MERCURY, DISSOLVED UG/L 4 .OS .OS
MOLYBDENUM, DISSOLVED UG/L 2 3.00 1.41
NICKEL, DISSOLVED UG/L 2 .50 .70
AMMONIA NITROGEN N MG/L 7 2.15 .18
NITRITE NITROGEN~J MG/L
N03 N02 NITROGEN~1 MG/L 13 .OB .13
PH AT 25 DEG. CERT. S.U. 7 7.70
PHOSPHORUS, PHOSPHATE MG/L 5 .02 .02
PHOSPHORUS, ORTHOPHOS MG/L 2 .00 .O1
POTASSIUM, DISSOLVED MG/L 16 5.79 .66
SELENIUM, DISSOLVED UG/L 5 .80 .83
SILICA, DISSOLVED MG/L 9 16.55 1.79
No. of

Censored Data
Min Max Obs Min Max
7.00 7.650
8.00 12.800
1060.00 1610.000
0.00 0.000
332.00 495.000
0.00 10.000 7 < .OS < .OS
1.00 250.000 7 < 1.00 < 1.00
80.00 100.000
210.00 400.000
9 < 1.00 < 5.00
77.00 104.000
4.80 11.000
10.00 10.000 6 < 10.00 < 10.00
1140.00 1320.000
0.00 97,000 7 < 10.00 < 10.00
.20 .400
410.00 517.000
.03 .030
.02 .110 3 < 0.00 < .02
0.00 30.000 8 < 1.00 < 20.00
52.00 69.000
.02 .020
.02 .030
0.00 .100 5 < .10 < .20
2.00 4.000 7 < 1.00 < 10.00
0.00 1.000 7 < 20.00 < 20.00
1.93 2.920
7 < .O1 < .O1
0.00 .510 3 < .O1 < .02
7.30 8.500
.O1 .070 2 < .O1 < .O1
0.00 .016
4.00 6.600
0.00 2.000 11 < 1.00 < 1.00
12.00 18.000
Conditions Specified: From 1/01/80 To 12/31/93...WELL...WC