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� r„TER s <br /> PA2:•RZ,.„L,S WASTE LABORATORY (NO 9i&131 ) CERTIFIED by CALIFORNIA CERT of hEA1 TH e^n”?CES <br /> Central Central Coast Lab Number F-14, 130-133 Cc-,p <br /> Coast Analytical Services Collected 11 /42/89 <br /> Analytical 141 Suburban Rood, Suite C-4 Received 11 /63/89 <br /> I Services San Luis Obispo, California 93401 Tested As Listed <br /> (805) 543-2553 Collected by M Edmonson/M Stanger <br /> ATTN Kathleen Isaacson Sample Description <br /> Western Geologic Resources Project #7-076 01 <br /> 2169 E Francisco Blvd , Suite B SS--1 , S-2, SS-3, SS-4 <br /> Son Rafael, CA 94901 Composite <br /> STATIC ACUTE BIOASSAY <br /> 1pec.ies Pimephales promelos <br /> Test Type Static 96 hr LC50 <br /> Common Name Fathead Minnow <br /> upplier Thomas Fish Co Dilution Water Freshwater (soft) <br /> Length 3 3 cm x weight 0 56 g Number per Tank 10 <br /> Max Length 4 0 cm Min Length 2 6 cm <br /> cclim❑tion Pernod >10 days <br /> Acclimation Temperature 17-19 degrees C <br /> Max Weight 0 91 g Min Weight 0 24 g <br /> end in Acclimation Tank Tank Volume 10 liters <br /> Hardness 44 <br /> Alkalinity- 30 <br /> INITIAL 24 HOUR 48 HOUR 72 HOUR <br /> ATE 11/13/89 11/14/89 96 HOUR <br /> IME 01500 JRH 01330 JRH 11/15/89 17/16/89 11/17/89 <br /> 01600 JRH 01360 JRH 01500 JRH No <br /> DO C pH DO C pH #M DO C pH #M Do C pH #M DO C <br /> PH #A1 Dead <br /> 14TROL 8 9 7D7g 7 4 9 0 Deg <br /> 7 5 Deg Deg Deg <br /> 0 8 8 17 7 6 0 8 8 17 7 6 0 8 6 18 7 6 0 0 <br /> 50 mg/1 8 1 17 7 5 8 3 17 7 5 0 8 1 17 7 5 0 8 2 17 7 5 0 8 0 18 7 5 0 0 <br /> 50 mg/1 7 9 17 7 5 8 1 17 7 5 0 7 8 17 7 5 0 7 8 17 7 5 0 7 7 18 7 5 0 0 <br /> 100 mg/1 7 8 17 7 5 7 9 17 7 5 0 7 7 17 7 5 0 7 7 17 7 5 0 7 6 18 7 5 1 1 <br /> U500 mg/l 8 0 17 7 5 8 2 17 7 5 0 8 0 17 7 5 0 8 1 17 7 5 0 7 9 18 7 5 0 0 <br /> mg/1 8 3 17 7 5 8 4 17 7 5 0 8. 1 17 7 5 0 8 1 17 7 5 0 7 9 18 7 5 0 0 <br /> 050 mg/1 8.4 17 7 5 8 5 17 7 5 0 8 3 17 7 5 0 8 2 17 7 5 0 . 8 0 18 7 5 0 0 <br /> €MARKS Sample Alkalinity Before 56mg/1 After 38mg/l <br /> 1 0750 mg/l Hardness Before 42mg/1 After 46mg/l <br /> C50 >750 mg/1 LC50 <br /> This material does not hove an acute aquatic 96-hr LC50 less than 500 mg/l with fathead minnows <br /> titerion <br /> d according to 22 Cal Adm Code Art 11 Sec 66696 (4) is not hazardous or toxic by this <br /> 1 <br /> 11/20/89 Respectfully submitted, <br /> F14130BI WR1/#127 CENTRAL COAST AN�.JLYTICAL SERVICES <br /> MH/ke �-ZRAaVcaek, D , <br /> President <br />