Laserfiche WebLink
~lll IIIIIIIIIIIIIIII <br />Region VIII Guidance for Acute Whole Effluent nepu9rnng <br />PERMITTEE NAME: Western Fuels Co. (New Horizon Mine) NPDES NO: 007 OUTFACE NO: <br />50% MORTALITY TEST: X Pass Fail LC50: >100%. <br />TFST (Anima!/AgeJ: Fathead Minnow, 7 days. SAMPLE (Date/Iype): 6/8/99 tJrab. <br />DATF/I'IME TEST BEGAN: 6/9/99 1:50 p.m DATE/I'I111E TEST COMPLETED: 6/13/99 2:00 p.m <br />Stervival Totals <br /> Dilutions (% Effluent) <br /> Recon Receiving <br /> <br />Water <br />Water 6.25% 12S% 25% 50% 100% <br />Initial 20 na 20 20 20 20 20 <br />24 hrs 20 na 20 20 20 20 20 <br />48 hrs 20 na 20 20 20 20 20 <br />72 hrs 20 na 20 20 20 20 18 <br />96 hrc 20 na 20 20 20 20 18 <br />Max/Miu Values <br /> Dilutions (% Effluent) <br /> Recon Receiving 6.25% 12.5% 25% 50% 100% <br /> Water Water <br />Dissolved Oxygen 7.4/6.3 na 7.4/6.5 7.416.3 7.4/6.3 8.0/6.4 9.0/6.4 <br /> <br />Receiving Water used for Dilution? (Y of N) N <br />Hardness, mg/L CaCO3: Receiving Water na Recon Water 180 P~luent 11432 <br />Initial Total Residual Chlorine, mg/L CI2 100% Effluent: <0.05 <br />Reconstituted pH: Initial 8.37 After 24 hours 8.19 <br />Receiving Water pH: Initial na After 24 hours na <br />pH in 100% Effluent: Initial 7.82 After 24 hotus 8_04 <br />Ammonia as N, mg/L: 100% EtTluent 1.14 Receiving Water na Recon <0.05 <br />Conductivity, umhos/cm: 100% Effluent 2 390 Receiving Water na <br />Alkalinity, mg/L CaCO3: 100% Effluent 376 Receiving Water na <br />Anal st: Lee Rawlin L rato Water & Environmental Testing Inc. <br />Signature: ~~i~~iGtJ ~ry. Date: ~~C~/9 <br />