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•11 I t iii.• .{ _i.h 1!(.L� <br /> It Lf•fiU'rtAkCii'r (::c�.' i'r.15 <br /> 1 ) CI.ft111'lli'r Lrr C.•1 SI :', I <br /> Lan tlum:or; F-14,134-137 <br /> Central Central Coast �o11/0289 <br /> Illacted: <br /> Coast Analytical Services 11 03 8'1 <br /> k Analytical 141 Suburban Rood, Suitn C-4 TostRecee ccf: I 1 <br /> As Listed <br /> San Luis Obispo. California 93441 Toted: M. EdmonsonlM• Stanger <br /> Services (805) 543-2553 Collected by: <br /> Sample Description: <br /> ATTN: Kathleen Isaacson Project #7-076.0' <br /> Western Geologic Resources SS-5 S-6 SS-7. SS-13 <br /> 2169 E. Francisco Blvd., suite a Composite <br /> San Rafcel. CA 94901 <br /> STATIC ACUTE BIOASSAY <br /> Test Type Static 96 hr LC50 <br /> Species: Pimephales promelas Dilution Water: Freshwater (soft) <br /> Common Name: Fathead Minnow Number per Tank 10 <br /> Supplier Thomas Fish Co. Max. Length 4.0 cm Min. Length 2.6 cm <br /> x Length 3.3 cm x Weight 0.56 g Max. Woight 0.91 9 Min. Weight 0.24 g <br /> Acclimation Period )10 days Tank Volume 10 litars <br /> Acclimation Temperature 17-19 degrees C Hardness: 44• <br /> Dead in Acclimation Tank c1 Alkalinity: 30• <br /> 72 HOUR 96 HOUR <br /> 24 HOUR 11 HOUR 11/17/89 <br /> INITIAL 24 <br /> /i51B9 11/16/89 <br /> DATE: 11/13/89 01600 .TRH 01300 JRH 01500 JRH No. <br /> 155!0 JRH 01330 JRH DO C pH #M DO C p!{ #M Dead <br /> TIME: @1500 <br /> C p{{ DO C pH #M DO C pH #M Deg Deg <br /> Dog. Deg. Deg. <br /> CONTROL B.9 o 7.4 9. 0 B.6 18 7.6 4 0 <br /> Dg. 0 17 7.5 0 8.8 17 7.6 0 8.8 11 7.6 <br /> ..754 <br /> mg/1 8.5 17 7.4 B. 17 7.5 0 8.2 1B 7.5 0 0 <br /> 6 17 7 ¢ 8.4 17 7.5 0 8.4 <br /> 754 mg/I 8.1 17 7.4 8.1 17 7.5 0 7.9 17 7.5 0 8.4 17 7.5 0 7.9 18 7.5 0 0 <br /> 500 m9/1 8.3 17 7.4 8.4 17 -7.5 � 8.2 17 7.5 0 $•2 17 7.5 a 8.0 1 <br /> 540 mg/l 8.6 17 7.4 . 8.8 17 7.5 0 B.6 17 7.5 0 8,5 17 7.5 0 8.3 14 7.5 4 0 <br /> ! 8.0 17 7.5 0 7.8 18 7.5 0 0 <br /> 250 mg/I 8.1 17 7.4 8.2 17 7.5 0 B.0 17 7.5 0 <br /> 250 ma91 i 9.0 17 7.4 9.1 17 7.5 0 8.9 17 7,5 .0 8.8 17 7.5 0 B.6 18 7.5 0 0 <br /> REMARKS: Sample Alkalinity Before: 36mg/l After: 34mg/1 <br /> 0750 mg/1 Hardness Before: 46mg/1 After: 43mg/l <br /> LC50: )750 mgll LD50 <br /> 96-hr LC50 less than 500 mg/1 with fathead minnows <br /> This material does not have an ccuto aquatic <br /> and according to 22 Cal Adm Code Art. 11 Sec. 66696 (4) is not hazardous or toxic by this <br /> criterion. <br /> Respectfully submitted, <br /> • 11/20/89 <br /> CENTRAL CdA T AN LYTICAL SERVICES <br /> F14134BI.WR1/#127 `� p,:. Presidentll/ <br /> Mary H vl cek. <br /> MH/ke...__ - -- <br /> r • <br />