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W.E.T. Inc. <br />Water & Env(ronmenta( Testine Inc, 479 West SO North, ArneriCar[ Fork Utah 84003 (8011756-8397 <br />Acute Whole Effluent Toxicity Chemical Result Report <br />September 13, 1996 <br />CUSTOMER NAME: PHONE NUMBER: <br />Western Fuels-Colorado (New Horizon Mine) 007 FAX NUMBER: <br />Attn: Tod Lefevre <br />27646 West 5th Street <br />Nucla, Colorado 81424 <br />SAMPLE DESCRIPTION: <br />Chemistries to go with Acute 2 Species Toxicity Test Collected 9/04/96. Receiving <br />water data was taken from Historical files. <br />Sample Test Log Acute Acute <br />Source Performed Number Ceriodaphnia Minnow <br />.. . <br />(~ ) <br />Effluent .:.:::: TOtel:Hardness .Raton A 13Q.2 <br /> <br />1;0.1I, mg/L.. ; .-; <br /> <br />_ .::: 1:Ollmg/L:.''.' <br />Total Hazdvess, Effluent (EPA 130.2) 1470 1,778 mg1L 1,778 mg/L <br /> <br />Total Hardness; Receiving Water (EPA 130:2) <br />' . :.: <br />.: 1;733 4tg/I,..;. ; ' ,.: . <br />:":':.:.1,133 mg/I:;::` <br />Ammonia, Effluent (EPA 350.2/350.3) 1470 1.23 mg/L 1.23 mg/L <br />- - Ammonia; Receivin Water PA 350.2/350.3 0.13:iu "` 0:13:»i <br />Initial Chlorine Residual (EPA 330.5) 1470 <0.05 mg/L <0.05 mg/L <br />,Final Chlorine Residual PA3.30.5 : 1470 <br /> <br />.. <br />,. <br />- m <br /> <br />,:.... <br />- m <br /> <br />Conductivity, Elfluenl (EPA 120.1) 1470 2,670 umhos/cm 2,670 umhos/cm <br />Alkalini[y; Effluent (EPA 310.1) ` <br />,:. 1470 <br /> <br /> <br />. <br /> <br />~ '. ; .. <br />, 283' m L .....:.:. <br />iCaCOi ' <br />COQ? : <br /> <br />283.:nig/L Ca <br />.: ... <br />' <br />Conductivity. Receiving Water (F.PA .20.1) y 1,939 umhos/cm 1,939 umhos/cm <br />Alkalinit ; Receivin Water PA 3]0.1 <br />Y <br />g.. ) 352 m GaCO; <br />g~. <br />: 352 m CaCO~ . <br />P~..... <br />Recov Initial pH (EPA 150.1) . <br />8.31 8.31 <br />..... <br /> <br />........After 24 hours pH (EPA 150.1) .. <br />. <br />... .. <br />8.46 ::::::. <br /> <br />:::::.:::'8.35:::: `:' ' . <br />.. <br />l00%a Initial H PA 150.1) <br />P ~ <br />1470 <br />7.47 <br />7.47 <br />,.: <br />100%v Atlei.24 hours pH (EPA 150.1) . <br />1470 <br />8.05 <br />:::: , ::. <br />.. : :8:03 ;'.:' ::. <br />Receiving Water Initial pH (EPA 150.1) ' 7.85 va <br />Receiving Water Afer 24 hours pH (EPA 150.1) .: .: Na ua. na:..:.:::::.:. <br />• • Historical data. ~ ~ // <br />lyst: Lee Rawlings, Chctmisl <br />Environmental Testing, Inc. <br />