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Client: Mountain Coal Company CO-0038766 <br />Site: RPE Crossing <br />SCG Project No.: 305139 <br />WET TEST REPORT FORM -ACUTE <br />Permittee: Mountain Coa] Company <br />Outfall(s): 017 (RPE Crossing) <br />Permit No.: CO-0038766 <br />Test Type: Routine ® Accelerated <br />Test Species: Fathead minnow <br />Test Results Statistical Begin Begin End End <br />(LC50) Method Test Date Test Time Test Date Test Time <br />>100% Probit 06-07-2005 1330 06-I1-2005 1230 <br />Dilutions) - % Effluent <br />tin' '' t ,,S~.,cit JF"4 <br />}~ ? 1£h pPa'fiu <br />>Measrurementss~~~ ~' _„`- tt. 'r7w X~ <br />_"~~"A`€' ?'" <br />Conrol,(0~°j~ .f k~ t h <br />ham ~Ef~- <br />~;~1,9°lou~ '~xry -d <br />~~rt- <br />~w135_,°l°,, n~k ~ '~ <br />F' Y <br />4,,„r23°/g~';,~ (' '~.' <br />~ <br />~`50"/°,a~ -Pty "~,: ~ n"A' <br />L pT '^, <br />~~1OU~%°'^f'% <br /># at Start of Test 40 40 40 40 40 40 <br /># live after 24-hours 40 40 40 40 40 40 <br /># live after 48-hours 40 40 40 40 40 40 <br /># live after 72-hours 40 40 40 40 40 40 <br /># live after 96-hours 40 40 40 40 40 40 <br />Hazdness (mg/I} -Receiving Water: N/A Effluent: 97 Recon Water: 97 <br />Alkalinity (mg/I) -Receiving Water: N/A Effluent: 1360 Recon Water: 60 <br />Chlorine (mg/1) - <0.01 pH (initial/final) -Control: 8.2/7.8 100%: 9.0/9.1 <br />Total Ammonia as NH3 (mg/1) - <1.0 <br />Were all Test Conditions in Conformance with Division Guidelines? YES ®NO <br />If NO, list deviations from test specifications: <br />Laboratory: The SeaCrest Group, LLC <br />Comments: <br />Analyst's Name: Joel Mehlenbacher <br />~---- <br />o~ <br />The eaCrest Group 11 <br />