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Client: Western duels CO -0000213 SCG Project No.: 315447.B <br />Site: New Horizon Mine 013 <br />WET TEST REPORT FORM — ACCELERATED CHRONIC #1 <br />Permittee: Western Fuels Outfall: 013 <br />Permit No.: CO -0000213 <br />Test Type: Routine ❑ Accelerated N <br />Test Species: Ceriodaphnia dubia IWC: 100% <br />Test Start Test End <br />Time Test Start Date Time Test End Date <br />1500 07-14-2015 1400 07-20-2015 <br />Test Results <br />Lethatity <br />Reproduction <br />NOEC <br />1000/0 <br />100% <br />100% <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 />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 />too <br />% Survival for!jq 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 />100 <br />100 <br />90 <br />100 <br />100 <br />% Survival for day 6 <br />100 <br />1 100 <br />10 <br />1 90 <br />1001 <br />100 <br />Mean 3 Brood Total <br />25.7 <br />1 25.0 <br />27.3 <br />1 22.5 <br />26.9 <br />1 21.5 <br />Hardness (mg/L) — Receiving Water: N/A Effluent: 1437/1487/1450 Recon Water: 98 <br />Alkalinity (mgt) — Receiving Water: N/A Effluent: 237/177/316 Recon Water: 62 <br />Chlorine (mg/L) — Effluent: <0.01 pH (initial/final) -- Control: 8.0/8.1 100%:6.8/8.3 <br />Total Ammonia as NH3 (m ) — Effluent: 1.40/1.09/1.31 <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: Kyra Brisson and Raelynn Kadunc <br />Date 01 121 <br />SeaCrest Group 17 <br />