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~iiiiiiiiiiiniiiiii <br />W.E.T. Inc. 999 <br />Water & Environmental Teslinp /nc. 399 Wesr 7200 North, B Orem, Urah 84057 (8 01123 5-9 741 Fax(80))235-9560 <br />Acute Whole Effluent Toxicity Chemical Result Report <br />June 25, 2001 <br />CUSTOMER NAME: PHONE NUMBER: (970)864-2165 <br />Western Fuels Co. (New Horizon Mine) FAX NUMBER: (970)864-2168 <br />Attn: Tony Adkins <br />P.O. Box 628 <br />Nucla, CO. 81424 <br />SAMPLE DESCRIPTION: <br />Chemistries to go with Acute 2 Species Toxicity Test Collected 6/19/01. <br />Sample Test Log Acute Acute <br />Source Performed Number Ceriodaphnia Minnow <br />Effluent Total Hardness, Recon (EPA 130.2) 4565 192 mg/L 192 mg/L <br />Total Hardness, EfFluent (EPA 130.2) 4565 292 mg/L 292 mg/L <br />Total Hardness, Receiving Water (EPA 130.2) Na na mg1L na mglL <br />Ammonia, EfFluent (EPA 350.2/350.3) 4565 <O.OSmg/L <O.OSmg/L <br />Anunonia, Receiving Water (EPA 350.2!350.3) Na na mglL na mglL <br />Initial Chlorine Residual (EPA 330.5) 4565 <0.05 mg/L <0.05 mg/L <br />Final Chlorine Residual (EPA 330.5) 4565 na mglL na mglL <br />Conductivity, Effluent (EPA 120.1) 4565 527 umhos/cm 527 umhos/cm <br />Alkalinity, Effluent (EPA 310.1) 4565 160 mglL CaCO~ 160 mg/L CaCO, <br />Conductivity, Receiving Water (EPA 120.1) Na na umhos/cm na umhos/cm <br />Alkalinity, Receiving Water (EPA 310.1) Na na mglL CaC03 na mg/L CaCO~ <br />Recon Initial pH (EPA 150.1) 4565 8.01 8.01 <br />After 24 hours pH (EPA 150.1) 4565 8.33 7.95 <br />100% Initial pH (EPA 150.1) 4565 8.15 8.15 <br />100% After 24 hours pH (EPA 150.1) 4565 8.33 8.08 <br />Receiving Water Initial pH (EPA 150.1) Na na na <br />Receiving Water After 24 hours pH (EPA 150.1) Na na na <br />GzGU L <br />Analy e Rawlings, Chemist <br />Water & vironmen[al Testing, Inc. <br />