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i <br /> ( ) t <br />' j <br /> AIR, WATER & HAZARDOUS WASTE LABORATORY I(Na.90&131) CERTIFIED by CALIFORNIA DEPT of HEALTH, SERVICES <br /> j <br /> Coast- to-Coast-to-Coast <br /> CoastLob Number: G-3695-4 <br /> Analytical Services Collected: <br /> Analytical 141 Suburban Road, Suite C-4 09/19/90 0 1054 <br /> Services San Luis Obispo, California 93495 Testeded : 09/25/90 ® 1239 <br /> (805) 543-2553 As Listed <br /> Collected by: Chuck Eastman <br /> ATTN: Donna Allsup <br /> 1 GeoAnalytical Laboratories Sample Description.: <br /> 1931 Kansas Ave., Suite C <br /> Modesto, CA 95351 Project #8262-01 <br /> 921471, Soil s <br /> f <br /> AQUATIC TOXICITY <br /> Species: Pimepholes promelas <br /> Common Name: Fathead Minnow Test Type '; Static 96 hr LC50 <br /> Supplier Thomas Fish Co, <br /> Dilution Mater: Freshwater (soft) <br /> X Length 3.4 cm x Weight 0.42 g Number per, Tank 10 <br /> Acclimation Period >10 days Max. Length 3.6 cm .:.in. Length 3.1 cm <br /> Acclimation Temperature 17-20 degrees C Max. Weigh 0.55 g Min. Weight 0.30 g <br /> Dead in Acclimation Tank <1� Tank Volume 10 liters <br /> Hardness: ,1 42 - 40 mg/1 <br /> Alkalinity: 34 - 30 mg/l <br /> INITIAL24 HOUR 48 HOUR 72 HOUR <br /> 96 HOUR <br /> DATE: 10/03/90 10/04/90 10/05/90 i0/06/90 110/07199 <br /> TIME: 00900 JRH 01700 JRH 01790 JRH 01300 MNH <br /> DO C pH DO C pH #M DO C y 01030 No. i <br /> pH DO C pH #M#MAO C pH pH I Oead <br /> Deg. Deg. Deg. Deg. Deg. <br /> NTROL 8.4 18 8.0 8.5 19 7.4 0 8.4 20 7.4 0 8.3 19 7.4 0 8.5 16 7.4 0 0 <br /> 750 mg/1 8.0 18 8.0 8.7 19 7.5 0 8.6 20 7.6 0 8.4 119 7.5 0 9.1 16 7.5 0 0 <br /> 750 mg/l 7.8 18 8.1 8.5 19 7.5 0 8.4 20 7.5 0 8.4 ;19 7.4 0 8.9 16 7.5 0 0 <br /> 500 mg/l 8.1 18 8.1 8.6 19 7.5 0 8.6 20 7.6 0 8.6 .19 7.5 0 8.9 16 7.5 : 0 0 <br /> 500 mg/l 8.3 18 8.0 8.7 19 7.5 0 8.7 20 7.6 0 8.5 19 7.3 0 9.1 16 7.5 0 0 <br /> 250 mg/1 7.8 18 8.1 8.4 19 7.5 0 8.3 20 7.5 0 8.2 19 7.6 0 8.6 16 7.5 0 0 <br /> I <br /> 250 mg/l 8.4 18 8.1 8.8 19 7.5 0 8.5 20 7.5 0 8.6 19 7.6 0 9.0 16 7.5 0 0 <br /> REMARKS: Sample Alkalinity Before: 40 mg/l After: 36 mg/l <br /> @750 mg/l Hardness Before: 39 mg/l After: 40 mg/l <br /> LC50: >750 mg/l LC50 <br /> i <br /> This material does not have an acute aquatic 96-hr LC50 less than 500 m9/1 with fathead <br /> minnows and according to 22 Cal Adm Cade Art 11 Sec. 66696 (4) is not hazardous or <br /> toxic by this criterion. <br /> Respectfully submitted, <br /> 10/10/90 COAST-TO--COAST ANALY11 <br /> TICAL SERVICES <br /> G3695-4G.WR1/ 91 j/ <br /> MH/ke Mary Havlice Ph.D. President <br /> u <br />