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. LETTERT T OF TRANSMITTAL <br /> DaW-* July 11, 1991 - <br /> To. Ms. Kelly Temple <br /> NET, Inc. <br /> 435 Tesconbe Carole <br /> Santa Rosa,CA 95401 <br /> From: William E. Foster,M.S. y r <br /> Laboratory Manager <br /> Terrance E.Carter <br /> Laboratory Director <br /> Subject~ Aquatic Toidelty Testdng Results for Hazardous Waste Testing. <br /> --Aqua rerr-A It OnoloRPts SAMPLE MATRIX AND I.D.: One Sod Sample #10193 (#Gt)Tl-Q),Job/Po #771 <br /> A(,Lldhl Bj()ASJa} <br /> 1.,fi!lratory TREATMENT DILUTIONS (mg/L): 250, 750, and Control run to soft water (40-49 mg/L <br /> hardness) and to duplicate with 10 fish/3 L tank and 20 fish/ttcatment (G=ent requested two <br /> treatments) <br /> 2950 Busl rk A%enur <br /> troll` '21) TESTING PERIOD: June 25-19, 1991 <br /> Q.Vc1Inu1(rcLk CA <br /> --"6 BIOASSAY TEST: Fathead minnow(Ptmephales gfpmQla ) 96-hour static Hazardous Waste <br /> Ji t-4884 Toxicity <br /> FAX 914 04 IS <br /> P A <br /> METHODS- "Standard Methods for the Examination of Water and Wastewater", 16th Edltron, <br /> American Public HeakhAssoclation, 1986, "Static Acute Bioassay Procedures for Hazardous <br /> Waste Samples" (Pollslni and Miller, 1958), California Department of Fish and Game, and <br /> a�a certified by the State of Cahforma Department of Health Services <br /> 'tom <br /> SUMMARY: <br /> Fathead minnow 95-hate percent survival was 100%to Control <br /> Fathead minnow 96-hour percent attrvW was 100%-in all Sample,treatmentsw, <br /> e g The 96-hour LC50 > 750 mg/L for Soil Sample #10191 (#GOTI-9) <br /> t <br /> The summary data sheets for this test are enclosed <br /> t� <br /> l � <br /> € <br /> Ma A <br /> "�`� <br /> y yI <br /> I <br /> � ti ?� 8007/NET1079'I AEP <br /> � �i�' •tea <br /> s <br />