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URS Operating Services, Inc. <br />START2, EPA Region VIII <br />Comract No. 68-W-00-I I B <br />Table 1 <br />Field Water Quality Parameters <br />Battle Mountain Gold Site, Costilla County, Colorado <br />June 15, 2000 <br />Battle Mountain Gold-Trip Report <br />Revision: 0 <br />Date: 09/2000 <br />Page 5 of 12 <br />Sample Location Sample Temperature °F Conductivity pH Observations <br /> Number µS/cro <br />Ri[o Seco-Background RS-Ol 54.6 °F 100 9.26 Clear water running in six foot wide stream at an <br /> estimated 3 [0 5 cfs. <br />Rito Seco RS-02 61.9 °F 2l7 8.84 None <br />mid-site <br />Rito Seco RS-OS 66.6 °F 342 8.63 Braided stream, sample taken from north bank. <br />downstream site <br />boundary <br />Abandoned channel RSR-068 58.5 °F 335 8.29 Stagnant water pond in old channel cutoff from <br />along Rito Seco Rito Seco. Algae growing in water <br />Abandoned channel Stagnant water pond in old channel cutoff from <br />along Rito Seco RSR-06A 71.5 °F 414 8.64 Rito Seco. Algae growing in water <br />most downstream <br />sample <br />Seep from Bog Area BAS 65 °F 1139 7.88 Small seep on south bank of Rito Seco flowing at <br /> an estimated 1/3 to '/:litter er minute. <br />75-00967 00 <br />P \Sran2\Baule M1iounla~n Gold4rip_repon.wpd:bas <br />