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zn Ix rT0uAKuuuS wA$7E L*ORATORY (No,98A131) CERTIFIED b•- '11FORNIA DEPT Of HEALTH SERVICES <br /> . � w <br /> FA7nalytical <br /> Const-to-Coact �.ab Number: C-3y#5-3 • <br /> Analytical Services Collected: 99/19/90 0 1045 <br /> 141 Suburban Road, Suite C-4 <br /> Received: /9/25/9/ • 1230 <br /> Son Luis Obispo, California 93401 Tested: As Listed <br /> (805) 543-2553 Collected by: Chuck Eastman <br /> ATTN: Donna Allsup Sample Description: <br /> CeoAnalytical Laboratories <br /> 1031 Kansas Ave. , Suite C Project /B262-#i <br /> Modesto, CA 95351 821470, Soil <br /> AQUATIC TOXICITY <br /> Species: Pimephoips promelas Test Type Static 96 hr LC50 <br /> Common Name: Fathead Minnow t Dilution (rater: Freshwater (soft) <br /> Supplier Thomas Fish Co. Number per Tdnk 10 <br /> x Length 3.4 cm x Weight 0.42 g Max. Length 3.6 cm Min. Length 3.1 cin <br /> Acclimation Period 3,10 days Max. Weight #.35 g Jilin. Weight #.3/ g <br /> Acclimation Temperature 17-20 degrees C Tank Volume 10 liters <br /> Dead in Acclimation Tank <1f Hardness: 42 - 40 mg/l <br /> Alkalinity: 34 - 30 m9/1 <br /> INITIAL 24 HOUR 48 HOUR 72 HOUR 96 HOUR <br /> DATE: 10/03/90 10/04/90 10/05/90 10/06/90 10/07/90 <br /> TIME: 00900 JRH 01700 JRH 01700 JRH 91300 PW 01030 MNH <br /> DO C pH DO C pH ON 90 C pH ON DO C PH ill DO C pH OM Dead ' <br /> Dog• Deg.. Deg. Deg. Dog, <br /> CONTROL 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/l 7.4 18 7.9 8.5 19 7.4 0. 8.2 20 7.6 0 8.3 19 7.5 0 8.8 16 7.4 0 0 <br /> 750 mg/l 7.6 18 8.0 8.3 19 7.4 0 8.2 20 7.6 0 8.5 19 7.4 0 9.1 16 7.4 0 1 <br /> .500 mg/1 7.7 18 8.0 S.6 19 7.4 if 8.5 20 7.6 8 8.4 19 7.5 # 9.0 16 7.4 0 0 <br /> 500 mg/1 7.7 78 8.0 8.5 19 7.4 # 8.4 20 7.6 0 8.1 19 7.5 # 9.1 16 7.4 0 0 <br /> 250 mg/l 7.8 18 8.0 8.6 19 7.5 0 8.6 20 7.6 0 8.6 19 7.5 0 9.2 16 7.5 0 0 <br /> 250 mgJl 7.9 18 8.0 8.6 19 7.5 <br /> 0 8.5 20 7_6 0 8.6 17 7.5 0 9.1 16 7.5 0 0 1 <br /> REMARKS: Sample Alkalinity Before: 40 mgJl After: 38 mg/1 { <br /> + <br /> 0750 mg/l Hardness Before: 42.sig/l After: 42 mg/1 <br /> LC50: >750 m9/1 LC50 <br /> 'This material does not have an acute aquatic 96-hr LC50 less than 500 mg/l with fatheod <br /> winnows and according to 22 Cal Adm Code Art 11 Sec. 66696 (4) is not hazardous or <br /> y <br /> toxic by this criterion. ' <br /> Respectfully submitted. <br /> 10/10/90 COAST-TO-COAST YTICAL SERVICES <br /> 03605-36.WR1/891 <br /> MH/ke ryVWavlice Ph.D., President <br />