2007-11-23_HYDROLOGY - M1977300 (7)

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0 0 Cotter Schwartzwalder Mine Hydrology Study All Analytes-- Surface Water Analytical Results Whetstone Associates I Parameter 2/26103 3126103 3126103 4129103 5122103 6123103 7131103 9126103 10131/03 11125103 12116103 1/23104 Total dissolved solids (mg/L) 179 --------?- --_ ------ Bicarbonate (mU/L) 67.7 Alkalinity,total (mg/L) 56 -------- ---------------- Calcium, dissolved (mg1L) 32.8 Sodium, dissolved (mg/L) 16 Potassium, dissolved(mg/L) 2.14 --- ------------- ---------_.--_-- Sulrate (mg/L) 59.1 Chloride (mg/L) 23.7 Aluminum, dissolved (mg/L) <0.2 U Aluminum, total (mg/L) - - - - <0.2 U ---------------- " ------------------------------------------------ ----------- - -- ----- -------------- --------------- ------ Antimony, dissolved (mg/L) <0.001 U Antimony, total (mg/L) <0.001 U Arsenic, total (mg/L) <0.01 U Copper, dissolved (mg/L) <0.005 U _ - Copper, total (mg/L) <0.005 U Iron, total (mg/L) <0.03 U Iron, Ferrous (Fe2+) (mg/L) ---------------- <0.03 U -------------------------------- ------------------------------------------------ - --- Iron, Ferric (Fe3+) (mg/L) <0.03-U Lead,total(mg/L) --------------- <0.005 U ------------- - -------------------------------------- -------------- - ------------- ------- --------------- ---------------- --- ----------- Magnesium, dissolved (mg/L) 9.53 ------------ -------------------------------- --------------- ---- ---------- ---------------- dissolved (mg/L) Manganese, <0.01 U Manganese, total (mg/L) <0.01 U Mercury, total (mg/L) <0.0001 U Molybdenum, dissolved (mg/L) 0.007 Silver, total (mg/L) <0.001 U Thallium, dissolved (mg/L) <0.001 U Thallium, total (mg/L) <0.001 U Zinc, total (mg/L) ---------------- 0.007 ------------------------------- ------------------------------------------------- ---------------- -------------------------------- --------------- ---------------- ---------------- Uranium, dissolved (pCi/L) 0.268 ----- - -- 0.0182 0.0564 ----- ----- -- ------------------ 0.0071 0.0205 0.0347 ----- 0.13 0.17 0.14 0.11 - 0.11 0.1 Uranium, suspended (pCi/L) .00003003 U U ---------------- <0 .0003 U ------------------------------- <0.002U <0.002U 0.002 ------------------------------------------------- <0.002< ---------------- <0.002< <0.002< -------------------------------- <0.002< --------------- <0.002< ---------------- <0.002< ---------------- Radium-226, dissolved (pCi/L) 0.9 ---------------- 0.6 ------------------------------- 0.3 ------------------------------------------------- 1.1 ---------------- 1 0.7 -------------------------------- 0.6 --------------- 0.6 ---------------- 0.6 ---------------- Radium-226, suspended (pCi/L) <0-.2-U <0.2-U <0.1 < <0.1 < <0.1 < <0.1 < 0.1 09 0.1 Printed 11/15/2007 5:28:37 AM Page 11 of 74