PERMFILE113641

• Permit No: C1981022
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: BASELINE MONITORING DATA
• Section_Exhibit Name: Exhibit 2.04-E4 Part 4
• Media Type: D
• Archive: No

GROUND WATER (~1JALITY
SOMERSET MINE
EC-1
1980 Sampling
Sample Date: 8/21 9/17 10/17 11/19 12/12
Flow gpm 0. 3 0. 3 0. 3 0. 3 Froaen•
Aluminum ae Al mg/1 .760 .010 x.001 .008 NA
Ammonia ae NH3-N mg/ 1 ~. O1 ~. O1 ~ . O1 . 10 Nl~:.
Arsenic as As mg/1 .001 ~. 001 x.001 L. 001 NA
Barium ae Ba mg/1 .020 .050 .070 .655 _ NA
Bicarbonate as HC03 mg/ 1 573.40 490. 44 578.28 568. 52' ~ ~ ~'~':Ai'~l-,
Boron as B mg/1 .OS~ . ~~' . 1~~~ . 1'.^ NA
Cadmium as Cd mg/ 1 ~. 001 . '10 i ~ ~ JU l . OU : i •,
Calcium as Ca mg/1 73.60 'l. fS0 05.60 4. 00 :~'A
Carbonate as C03 mg/1 <.O1 ::. 40 x.01 ~.Ol TIA
Chloride as Cl mg/1 10.0 2. 3 B.0 6.00 NA
Chromium ae Cr mg/1 x.001 x.001 x.001 x.001 NA
Conductivity umhos/cm 840 900 900 900 NA
Copper as C:u mg/1 .010 x.001 ~. OOt .010 NA
~louride as 1•' mg/1
.3ardness ae CaC03 mg/1 .48
232 .35
224 .37
224 .49
230 NA
NA
Iron as Fe (Total) mg/1 3.550 .369 . SLO .224 NA
Lead as Pb mg/1 x.001 x.001 x.001 x.001 NA
Magnesium as Mg mg/1 11. 52 22.08 14.40 16. 80 NA
Magnesium as Mg mg/1 .320 .OLO .010 2.600 NA
Mercury as Hg mg/1 ~. 00020 <. 00020 x.00020 (.00020 NA
Molybdenum as Mo mg / 1 L. 001 (.010 L. 001 L .001 NA
Nickel as Ni mg/1 L• 001 ~. 010 ~. 001 .030 NA
Nitrate as N03-N mg/1 x.01 .04 ~ . O1 .06 NA
Nitrite as N02-N mg/1 x.01 L• O1 ~ . 01 G. O1 NA
Phosphate as P04-P Total mg/1 .110 .530 .340 .180 NA
Potassium as K mg/1 2. 96 9.80 3.63 8. 50 NA
Sodium as Na mg/1 150.00 125. 00 150. 00 L .001 NA
Sulfate as S04 mg/1 $5. 5 121 79.5 145.00 NA
Sulfide as S mg/1 ~. 10 1.20 x.01 75.0 NA
Suspended Solids mg/1 65.0 21.0 214 .67 NA
Selenium ~. 001 ~ .001 L. 001 L , Z28 NA
Total Combuatable Solids mg/1 31.4 1'L.6 10.7 1. 5 NA
Total Dissolved Solids mg/1 620 590 600 600 NA
Zinc as Zn mg/1 .010 .010 x.001 .050 NA
pH Units 8. 00 7.40 6. 90 7. 20 NA
r,
2. 04 - 29