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Erb & HAZARDOUS WASTE LABORATORY (No.90f131) CERTIFIED by CALIFORNIA DEPT of HEALTH SERVICE <br /> Coast-to- Coast-to-Coast Lab Number: G-2748-3 <br /> t , <br /> Coast Analytical Services Collected: 07/19/90 O 1650 <br /> Analytical 141 Suburban Road, Suite C-4 Received: 07/25/90 0 1200 <br /> Services San Luis Obispo, California 93401 Tested: As Listed <br /> (805) 543-2553 Coected by: Gecknalyticol <br /> ATTN: Donna Allsup Sample Description: <br /> GeoAnalytical Laboratories <br /> 1031 Kansas Ave., Suite C Pile 17, Soil <br /> Modesto, CA 95351 <br /> i'2 <br /> AQUATIC TOXICITY <br /> Species: Pimepholes promelas Test Type: Static 96 hr LC50 <br /> IAommon Name: Fathead Minnow Dilution Water: Freshwater (soft) <br /> isupplier Thomas Fish Co. Number per Tank 10 <br /> x Length 3.5 cm x Weight 0.58 g Max. Length 3.8 cm Min. Length 3.2 cm <br /> ;�cclimation Period 710 days Max. Weight 0.80 g Min. Weight 0.37 g <br /> h.cclimation Temperature 18-21 degrees C Tank Volume 10 liters <br /> Dead in Acclimation Tank d1¢ Hardness: 45 -- 47 mg/l <br /> Alkalinity: 35 - 37 mg/l <br /> INITIAL 24 HOUR 48 HOUR 72 HOUR 96 HOUR <br /> DATE: 07/31/90 08/01/90 08/02/90 08/03/90 08/04/90 <br /> ' IME: 01000 JRH 00930 JRH 01030 JRH 01000 JRH ®1715 JRH No <br /> DO C pH DO C pH 0 DO C pH #M DO C pH #M DO C pH #+M Deo <br /> Dag. Deg. Deg. Deg. Deg. <br /> �`ROL 7.6 20 7.3 8.8 19 7.1 0 8.5 19 7.3, 0 8.2 20 7.2 0 8.1 22 7.3 0 0 <br /> 750 mg/1 7.4 20 7.5 8.9 19 7.3• 0 8.5 19 7.3 0 8.3 20 7.2 0 S.1 22 7.3 0 0 <br /> 50 mg/l 7.2 20 7.6 8.8 19 7.3 0 8.4 19 7.3 0 8.2 20 7.2 0 8.0 22 7.1 0 0 <br /> 500 mg/l 7.0 20 7.4 8.6 19 7.2 0 8.2 19 7.2 0 7.9 20 7.1 0 7.7 22 7.2 0 0 <br /> I.JO mg/1 6.7 20 7.4 8.4 19 7.2 0 8.1 19 7:2 0 -7.9 20 7.1 0 7.8 22 7.2 0 0 <br /> '50 mg/l 6.6 20 7.3 8.3 19 7.1 0 8.0 19 7.2 0 7.7 20 7.1 0 7.5 22 7.2 0 0 <br /> 25A mg/1 6.6 20 7.3 8.3 19 7.1 0 8.1 19 7.1 0 7.9 20 7.1 0 7.7 22 7.- 0 0 <br /> j'EMARKS: Sample Alkalinity Before: 36 mg/l After: 36 mg/1 <br /> 0759 mg/1 Hardness Before: 50 mg/1 After: 53 mg/1 <br /> LC50: X750 mg/1 LC50 <br /> This material does not have an acute aquatic 96-hr LC50 less than 500 mg/1 with fathead <br /> t: minnows and accorJing to 22 Cal Adm Code Art 11 Sec. 66696 (4) is not hazardous or <br /> toxic by this criterion. <br /> 6. Respectfully submitted, <br /> �-' 08113j90 COAST-TO-COAST ANALYTICAL SERVICES <br /> G2748-3G.K-R1/i70 7`JC�'/ <br /> MH/ke Mary Hcvlicek, Ph,D., Presi ant <br />