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Client: Western Fuels CO -0000213 SCG Project No.: 316395.13 <br />Site: New Horizon Mine 013 <br />WET TEST REPORT FORM – CHRONIC <br />Permittee: Western Fuels Colorado Outfall: 013 <br />Permit No.: CO -0000213 <br />Test Type: Routine N Accelerated ❑ <br />Test Species: Ceriodaphnia dubia IWC: 100% <br />Test Start Test End <br />Time Test Start Date Time Test End Date <br />1330 06-14-2016 1300 06-20-2016 <br />Test Results <br />Lethality <br />Reproduction <br />NOEC <br />100% <br />80% <br />100% <br />PASS <br />FAIL <br />IC25 <br />>100% <br />81.3% <br />100 <br />PASS <br />FAIL <br />Dilution(s) - % Effluent <br />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 />100 <br />100 <br />% Survival for day 3 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />% Survival for day 4 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />% Survival for day 5 <br />100 <br />90 <br />100 <br />100 <br />100 <br />100 <br />% Survival for day 6 <br />100 <br />90 <br />100 <br />100 <br />100 <br />100 <br />Mean 3 Brood Total <br />19.4 <br />19.6 <br />17.4 <br />14.2 <br />15.7 <br />9.9 <br />Hardness (mg/L) – Receiving Water: N/A Effluent: 500/871/805 Recon Water: 92 <br />Alkalinity (mg/L) – Receiving Water: N/A Effluent: 149/221/205 Recon Water: 58 <br />Chlorine (mg/L) – Effluent: <0.01 pH (initial/final) – Control: 8.2/8.1 100%:7.1/8.3 <br />Total Ammonia as NH3 (mg/L) - Effluent: 0.78/1.36/1.58 <br />Were all Test Conditions in Conformance with Division Guidelines? YES N NO <br />If NO, list deviations from test specifications: <br />Laboratory: SeaCrest Group <br />Comments: <br />Analyst's Name: Emily Hawkins and Natalie Jones <br />Si,znature Vj, �a��-- —__ Date ('� -}- 10�S- 1701 <br />SeaCrest Group 18 <br />