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Client: Western Fuels CO- 0000213 SCG Project No.: 312961.13 <br />Site: New Horizon Mine 013 <br />WET TEST REPORT FORM — ACCELERATED CHRONIC #2 <br />Permittee: Western Fuels Outfall: 013 <br />Permit No.: CO- 0000213 <br />Test Type: Routine ❑ Accelerated N <br />Test Species: C'eriodaphnia dubia IWC: 100% <br />Test Start Test End <br />Time Test Start Date Time Test End Date <br />1100 <br />08 -28 -2012 <br />1100 09 -03 -2012 <br />Test Results <br />Lethality Reproduction <br />NOEL <br />100% 100% <br />60% <br />PASS <br />PASS <br />IC25 <br />>100% <br />>100% <br />100 <br />PASS <br />PASS <br />Dilution(s) - % Effluent <br />Measurements <br />Control <br />U% <br />20% <br />40% <br />60% <br />80% <br />100% <br />°o Survival for day 1 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />% Sun ival for day 2 <br />100 <br />loo <br />100 <br />100 <br />( 100 <br />100 <br />"0' Survival for day 3 <br />100 <br />100 <br />100 <br />90 <br />too <br />100 <br />0'0 Survival for day 4 <br />100 <br />100 <br />100 <br />90 <br />100 <br />-- 90 <br />100 <br />100 <br />% Survival for day 5 <br />100 <br />100 <br />100 <br />90 _ <br />i <br />% Sun'ival for day 6 <br />100 <br />100 <br />100 <br />90 <br />90 <br />100 <br />Mean 3 Brood Total <br />1 17.3 <br />15.3 <br />15.2 <br />13.5 <br />15.1 <br />14.2 <br />Hardness (mg/L) — Receiving Water: N/A Effluent: 884/1261/1278 <br />Alkalinity (mg/L) — Receiving Water: N/A Effluent: 308/196/255 <br />Chlorine (mg/L) — Effluent: <0.01 pH (initial /final) — Control: 8.4/8.3 <br />Total Ammonia as NH3 (mg/L) — Fffluent: 1.34/126/1.38 <br />Were all Test Conditions in Conformance with Division Guidelines? YES <br />If NO, list deviations from test specifications: <br />Laboratory: SeaCrest Group <br />Comments: <br />Analyst's Name: Chelsea Justis and Katia Hannah <br />a <br />Recon Water: 89 <br />Recon Water: 60 <br />100 %: 7.8/8.3 <br />NO <br />SeaCrest Group 17 <br />