PERMFILE49458

• Permit No: C1982057
• IBM Index Class Name: Permit File
• Doc Date: 5/1/2003
• Doc Name: Groundwater Quality Data
• Section_Exhibit Name: Tab 07 Appendix 7-4 Part 4
• Media Type: D
• Archive: No

Peabody Western
Paradox Hydrology System
Water Quality Statistics
Sample Point: WWC2
Location: -42794.55 -25920 .93
Elevation: 7105.70 Uncensored Data Censored Data
No. of No. of
Obs Mean St.Dv. Min Max Obs Mi n Max
Laboratory Parameters
Phosphorus, Total MG/L 1 .07 . 07 . 07
Phosphorus, Orthophos MG/L 6 .02 .O1 . 02 . 03 1 < .02 < , 02
Potassium, Dissolved MG/L 17 3 .43 .64 2. 60 5. 00 1 < 2 .00 < 2. 00
Selenium, Dissolved UG/L 4 3. 00 3.37 1. 00 8. 00 12 < 1 .00 < 2. 00
Silicon, Dissolved MG/L 7 5 .76 1.04 3. 60 6. 70
Silica, Dissolved MG/L 10 12. 45 2.43 6. 90 15. 40
Silver, Dissolved UG/L 1 < 2 .00 < 2. 00
Sodium, Dissolved MG/L iB 263. 17 20.89 230. 00 297. 00
Solids, Dissolved MG/f. 18 743 .11 55.75 635. 00 912. 00
Solids, Suspended MG/L B 6. OG 5.98 1. 00 20. On 8 < 1 .00 < 9. 00
Sulfate MG/L 13 13 .15 8.97 4. 00 33. 00 5 < 4 .00 < ii. GG
Turbidity NTU 1 2 .00 2. 00 2. 00
Zinc, Dissolved MG/L 18 .71 .30 . 37 1. 50
Bicarbonate As Hco3 MG/L 8 852 .88 33.86 828. 00 923. 00 ~
Carbonate As Co3 MG/L 6 1. 17 2.86 0. 00 7. 00 ?
Hydroxide As Oh MG/L 6 0 .00 0. 00 0. 00 N
OO
Nitrate As No3 MG/L 6 < .10 < . 10 n
i
Phosphate As Poo MG/L 2 .10 . 10 . 10 4 < .10 < ~ . 10
Cation Anion Balance PERCENT 6 2. 46 1.12 . 70 3. 92
Sar RATIO 6 12. 33 .70 11. 60 13. 20
Solids, Diss. (Galt) MG/L 6 742. 17 17.43 710. 00 757. 00
Conditions Specified: From 1/O1/80 To 12/31/97. ..WELL.. .Area=IIW
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