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Measurements <br />Control <br />(0 %) <br />20% <br />40% <br />60% <br />80% <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 />90 <br />100 <br />% Survival for day 3 <br />100 <br />100 <br />90 <br />90 <br />80 <br />100 <br />% Survival for day 4 <br />100 <br />100 <br />90 <br />90 <br />70 <br />100 <br />Survival for day 5 <br />100 <br />100 <br />90 <br />90 <br />70 <br />100 <br />% Survival for day 6 <br />100 <br />100 <br />90 <br />90 <br />70 <br />80 <br />Mean 3 Brood Total <br />32.1 <br />34.5 <br />27.0 <br />25.2 <br />22.1 <br />22.9 <br />Test Results <br />Lethality <br />Reproduction <br />NOEC <br />100% <br />100% <br />PASS <br />PASS <br />IC25 <br />>100% <br />61.7% <br />PASS <br />FAIL <br />Client: Western Fuels <br />Site: New Horizon Mine 007 <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 />1100 <br />SeaCrest Group <br />WET TEST REPORT FORM — CHRONIC <br />Test Start Date <br />10 -04 -2011 <br />CO- 0000213 SCG Project No.: 311693.E <br />Test End <br />Time <br />1200 <br />Dilutions) - % Effluent <br />Test End Date <br />10 -10 -2011 <br />Hardness (mg/L) — Receiving Water: N/A Effluent: 327/303/324 Recon Water: 85 <br />Alkalinity (mg/L) — Receiving Water: N/A Effluent: 176/186/210 Recon Water: 63 <br />Chlorine (mg/L) — Effluent: <0.01 pH (initial /final) — Control: 8.2/8.2 100 %: 8.3/8.7 <br />Total Ammonia as NH (mg/L) - Effluent: 0.177/<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: Chelsea Justis and Katia Hannah <br />18 <br />