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Measurements <br />Control <br />(0 %) <br />20% <br />40 % <br />60% <br />100% <br />100% <br />% Survival for day 1 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />% Survival for day 2 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />% Survival for day 3 <br />100 <br />100 <br />100 <br />90 <br />100 <br />90 <br />% Survival for day 4 <br />100 <br />100 <br />100 <br />90 <br />100 <br />90 <br />° o Survival for day 5 <br />100 <br />100 <br />100 <br />90 <br />100 <br />90 <br />% Survival for day 6 <br />100 <br />100 <br />100 <br />90 <br />100 <br />90 <br />Mean Brood 'Total <br />;. 183 ; _ <br />18.2 <br />19.8 <br />17.0 , <br />16 <br />14.9 <br />Test Results <br />Lethality <br />Reproduction <br />NOEC <br />100% <br />100% <br />PASS <br />PASS <br />IC <br />>l00% <br />>l00% <br />PASS <br />PASS <br />Client: Western Fuels <br />Site: New Horizon Mine 007 <br />CO- 0000213 SCG Project No.: 311468.B <br />WET TEST REPORT FORM — CHRONIC <br />Permittee: Western Fuels Colorado Outfall: 007 <br />Permit No.: CO- 0000213 <br />Test Type: Routine ® Accelerated ❑ <br />Test Species: Ceriodaphnia dubia IWC: 100% <br />Test Start <br />Time <br />1400 <br />SeaCrest Group <br />Test Start Date <br />7 -19 -2011 <br />Test End <br />Time <br />1330 <br />Test End Date <br />7 -25 -2011 <br />Dilution s) - % Effluent <br />Hardness (mg/L) — Receiving Water: N/A Effluent: 175/202/207 <br />Alkalinity (mg/L) — Receiving Water: N/A Effluent: 145/146/96 <br />Chlorine (mg/L) — Effluent: <0.01 pH (initial /final) — Control: 8.3/8.4 <br />Total Ammonia as NH (mg/L) - Effluent: 0.051/ <0.03 / <0.03 <br />Were all Test Conditions in Conformance with Division Guidelines? YES ® NO <br />If NO, list deviations from test specifications: <br />Laboratory: SeaCrest Group <br />Comments: <br />Analyst's Name: Katia Hannah and Chelsea Justis <br />Recon Water: 90 <br />Recon Water: 61 <br />100 %: 8.6/8.7 <br />16 <br />