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Client: Western Fuels CO -0000213 SCG Project No.: 315391.B <br />Site: New Horizon Mine 007 <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: Fathead minnow IWC: 100% <br />Test Start Test End <br />Time Test Start Date Time Test End Date <br />1315 06-23-2015 1300 06-30-2015 <br />Test Results <br />Lethality <br />Growth <br />NOEC <br />40% <br />60% <br />100% <br />FAIL <br />FAIL <br />IC25 <br />60.0% <br />54.2% <br />100 <br />FAIL <br />FAIL <br />Dilution(s) - % Effluent <br />Measurements <br />Control <br />00/0 <br />20% <br />40% <br />60°/® <br />80% <br />100% <br />% Survival for da l <br />100 <br />100 <br />100 <br />100 <br />100 <br />98 <br />% Survival for da 2 <br />100 <br />100 <br />100 <br />100 <br />100 <br />98 <br />% Survival for day 3 <br />100 <br />100 <br />100 <br />98 <br />100 <br />98 <br />% Survival for day 4 <br />100 <br />100 <br />100 <br />98 <br />100 <br />73 <br />% Survival for day 5 <br />100 <br />100 <br />100 <br />75 <br />68 <br />63 <br />% Survival for day 6 <br />100 <br />100 <br />98 <br />75 <br />68 <br />55 <br />% Survival for Aay 7 <br />100 <br />100 <br />98 <br />75 <br />63 <br />55 <br />Moan Dry Wt. m <br />0.318 <br />0.241 <br />0.299 <br />0.226 <br />0.218 <br />0.175 <br />Hardness (mg/L) — Receiving Water: N/A Effluent: 225/231/243 Recon Water: 96 <br />Alkalinity (mg/L) — Receiving Water: N/A Effluent: 194/136/145 Recon Water: 62 <br />Chlorine (mg/L) — Effluent: <0.01 pH (initial/final) — Control: 8.2/8.0 100% 8.0/7.9 <br />Total Ammonia as NH3 (mg/L) — Effluent: <0.03 <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: Alex Roman-Wensing, Alex Arnold, and Amanda Shephard <br />SeaCrest Group 26 <br />