2007-11-23_HYDROLOGY - M1977300 (7)

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Cotter Schwartzwalder Mine Hydrology Study All Analytes-- Surface Water Analytical Results Whetstone Associates Parameter 5117199 6114/99 7114199 7114/99 9113199 9/13199 9114199 12121/00 12121100 1129101 1/29/01 2128101 pH (Std. Units) 7.2 7.5 D 7.8 D -------------- 7.8 --------? 7.6 Conductivity, specific (uS/cm) - - - - - - - 141 ...... --- ....... 184- ----D .... 282 D ....... --------- ---------------- -------------------------------- -------------------------------- ?- ------ 328 ---------- -----?_--------- -- -???- ---- 462 --------------- Total dissolved solids (mg/L) 114 ---------------- 140 D ---------------- 194 D ---------------- ---------------- -------------------------------- -------------------------------- 172 -------------- --------------- -------------- 268 ---------------- Total suspended solids (mg/L) - - - - - - - - - 4 B .... --- ....... <10-D .... ---- ....... --14.1 - --D ---- ---------------- ---------------- -------- -- ------ <10----U ------ ----------------- ---- -------------- <10U ---------------- Carbonate (mg/L) --------------- ---------------- ---------------- - ------ --'---- ------------- ---------------- ------------------- <10 U - ------------- ----- --------- <10 U ---------------- Bicarbonate (mg/L) --------------- --------------- --------------- --------------- ------------------------------- ------------------------------- 79 --- ------------ - ----------------- - - ---- - ---- 88 ---------------- Alkalinity, Dissolved (mg/L) 39 D ---------------- 51 D ---------------- 83 D ---------------- ---------------- -------------------------------- ------------------------- - - -- ----------------- -------------- ---------------- Aikalinity, total (mg/L) 39 ---------------- ---------------- ---------------- ---------------- -------------------------------- - ----- -------------------------------- ---------------- 79 ---------- ----------------- -------------- 88 ---------------- Nitrate Nitrogen (mg/L) 3.8 ----- -------- ---------------- <0.5 D ---------------- ------ ------ - <0.5 D --------- --------------------- ----------------------- - ------ ----------------- -------------- ---------------- Ammonia, total (mg/L) <1 D <1 D <1 D - ------ ---------------- ---------------- -------------- ---------------- Calcium, dissolved (mg/L) ---------------- ---------------- ---------------- ---------------- -------------------------------- ------------ ----------------- 27 ---------------- 43.4 -- 31.2 Calcium, total (mg/L) 13.9 26 26.4 -- --- --------------- -------------- ---------------- Sodium, dissolved (mg/L) 9 ---------------- ---------------- ---------------- 20 ---------------- 26.9 -------------------------------- - ----- --------------- -------------------------------- --------6------- ---------------- -------18.6------- ----------------- -------------- ------- ------ ------13.8------- --- ------ --- Potassium, dissolved (mg/L) 1.2 1.9 <2 1.5 2.2 - --- - 1.7 Sulfate (mg/L) 17 19D 42D '------------------------ 54 ------- 106 ------ - -- 110 --- ---- 52.4 ----- Chloride(mg/L) 10 12D 14D 22 23.7- -- -26- - -----14.4-- Aluminum, dissolved (mg/L) 0.3 <0.2 U <0.2 U <0.2 U Antimony, dissolved (mg/L) <0.006 ---------------- ---------------- ---------------- <0.006 ---------------- <0.006 -------------------------------- <0.001 U -------------------------------- ---------------- 0.002 ----------------- -------------- 0.001 ---------------- Arsenic, dissolved (mg/L) 0.005 <0.005 0.005 Barium, dissolved (mg/L) <0.1 <0.1 <0.1 Beryllium, dissolved (mg/L) 0.002 <0.001 0.001 Boron, total(mg/L) <0.05 <0.05 <0.05 Cadmium, dissolved (mg/L) <0.001 Chromium, dissolved (mg/L) m.005 Cyanide, total (mg/L) <0.01 Copper (mg/L) <0.005 U Copper, dissolved (mg/L) <0.005 <0.005 <0.005 <0.005 U <0.005 U Iran, dissolved (mg/L) 0.2 <0.1 <0.03 U <0.03 U <0.03 U Lead, dissolved (mg/L) <0.005 - --- --------- ---- -- -- --- -- -- -- - <0.005 --...... -- -- <0.005 ................ .. -- -- -------------- ---------------- ----------------- -------------- ---------------- Magnesium, dissolved (mg/L) - 4.3 - -- - - --- - ----- - - 8.9 . . ----- 12.3 ------------ - 10 15.4 10.1 Manganese, dissolved (mg/L) <0.01 ---------------- ---------------- - ------- ---- ---------------- --------------------------- - <0.01 U - ----------------------------- ---------------- <0.01 U ---------------- ------------- <0.01 U ------------- otybdenum, dissolved (mg/L) 0.009 ---------------- ---------------- ---------------- 0.057 ---------------- 0.076 -------------------------------- -------------------------------- <0.5 U ---------------- ----------------- <0.5 U -------------- ---------------- Nickel, dissolved (mg/L) <0.01 <0.01 <0.01 Selenium, dissolved (mg/L) <0.01 <0.01 <0.01 Silver, dissolved (mg/L) <0.01 ---------------- ---------------- ---------------- ---------------- -------------------------------- -------------------------------- ---------------- ----------------- -------------- ---------------- Thallium, dissolved (mg/L) <0.001 <0.001 <0.001 <0.001 U <0.001 U <0.001 U Vanadium, dissolved (mg/L) <O.OI ---------------- ---------------- ---------------- ------- -------- -------------------------------- ------------------------------ ---------------- ---------------- ------------- - ------------- Zinc, dissolved (mg/L) - ?D.Ol - <0.01 <0.01 Uranium, dissolved (pCi/L) 0.0024D 0.002D 0.0033 D 0.021 0.0165 0.072 0.04 0.021 Uranium, suspended (pCi/L) <0.002-D <0.002-D <0.002 D 0.002B Thorium-228, dissolved (pCUL) 0.1 D Thorium-230, dissolved (pCi/L) 0.1 D ----------------- ---------------- ----------------- -------------- ---------------- Thorium-232, dissolved (pCi/L) ---------------- 0 D --------- ------- ---------------- ---------------- ---------------- ---------------- ---------------- ---------------- -------------------------------- ------'---------------------'--- --------------- --------'----------------------- ---------------- ----------------- -------------- ---------------- Radium-226, dissolved (pCi/L) 0.2 D -- -' -- 0 D -- -- 0.5 D - - ------------------ --- - 0.7 1.4 Radium-226, suspended (pCilL) - - U.ID-- OD -- - ------ ------ -- ----------- - - - - - ------------------------------- ----------------------- - --- - --------- 0 ---------------- ----------------- 0 ------- ------ ---------------- Alpha Particles, (PCi/L) Gross 2 .1 D 3.1 D -- - - Gross Beta Particles, dissolved (pCi/L) <5 D <5 D Printed 1 07 5:28:38 AM age 24 of 74