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FATHEAD MINNOW HAZARDOUS WASTE <br />SCREEN BIOASSAY Bquat ic <br />Testing <br />Laboratories <br />LabNo.: &A, -ie <br />TEST SUMMARY <br />Species: Pimephales promelas. Source: -7(, r, a., dL <br />Fish weight (gin): av: q_& �, min: u.•, max: C;.,6 Regulations: CCR Title 22. <br />Reference Toxicant: SDS conducted monthly per source. Test Protocol: California F&G/DHS 1988. <br />Test chamber volume: 10 liters. Endpoints: Survival at 96 hrs. <br />Temperature: 20 +/- 2°C. Test type: Static. <br />Aeration: none/minimum (>4.0 mg/l DO). Feeding: None. <br />Number of replicates: 2. Number of fish per chamber: Lam. <br />Dilution water: Soft reconstituted water (40-48 mg/l CaCO3). Photoperiod: 16/8 hrs light/dark. <br />TEST DATA <br />CONTROL II HIGH CONCENTRATION <br />Alkalinity Hardness Alkalinity Hardness <br />It <br />INITIAL <br />24 Hr <br />48 Hr <br />72 Hr <br />96 Hr.� <br />Date/Time: <br />Analyst: <br />6- to- t 1 o`iuo <br />_ l l- z f 6 3 l <br />.21- 2! o q t s^ <br />23 `? ( o 3 v <br />6- 2 (f. t 1 0 a <br />°C DO I pH <br />' <br />°C I DOI pH # D <br />°C DO I pH 1 # D <br />7 <br />°C DO pH # D <br />°C DO pH # D <br />Control A <br />3i.c) <br />E,,( <br />_Z$ <br />o, ? <br />A <br />7 <br />Q <br />1- <br />%1 <br />O <br />21-0 <br />7. <br />0 <br />of <br />%, 1 <br />7_ g <br />Q <br />Control B <br />V-1 <br />p,y <br />6 <br />s <br />�, <br />7 p <br />0 <br />21•vZ <br />I <br />O <br />20,1 <br />7_ n <br />z <br />O <br />I_ I <br />z? <br />t y <br />C <br />400 mg/l A <br />'T" ` <br />. <br />^�7� <br />h� <br />F'd� <br />Sa <br />O <br />�I. <br />/t <br />Z l <br />L1- 1 <br />7 <br />7) <br />O <br />.J <br />7 z <br />7. <br />/�'� <br />V <br />400 mg/1 B <br />ZI, S <br />14 <br />7, l <br />Ta <br />7. <br />d <br />10- <br />7• r( <br />d <br />AA, <br />'71 <br />?-Jr <br />D <br />%) <br />7.8' <br />0 <br />750 mg/l A <br />7,1 C <br />$.1 <br />7-i <br />-} <br />s- s <br />7- t <br />d <br />Za v <br />7•° <br />j• ( <br />C7 <br />tl. t <br />7 Z <br />7T <br />O <br />. T <br />2 <br />74 <br />0 <br />750 m 1 B Zb i Ba -la 7-1-1 S,4 13xl % L 7 O j!. X 7 3 7.q d Ty_'l 7. ( 7_7 v <br />Comments: Extraction method: Mechanical shaking ✓ Dissolved Oxygen (DO) readings in mg/l 02. <br />None (aqueous solution) _�4 . <br />Test Aeration: None %.,q . <br />* Aerated ✓ . (Minimum needed to maintain DO > 5.5 mg/L through narrow -bore glass tube at < 100 bubbles per minute) <br />CONTROL II HIGH CONCENTRATION <br />Alkalinity Hardness Alkalinity Hardness <br />It <br />'3 3 mg/1 CaCO,Ws mg/1 CaCO, <br />mg/1 Caco, <br />C1I mg/1 Ca <br />>_40% dead in 750 mg/l (close to passing -definitive test recommended) <br />1 mg/l CaCO, mg/1 CaCO, <br />3 ,, mg/l CLa <br />S' p mg/1 CaCO, <br />Total Number Dead <br />Control <br />400 mg/I U / ?a <br />750 mg/1 I C-1 / PC, <br />RESULT <br />the checked (✓) result applies based on fish survival rates of this test; NA - notapplicable) <br />LC50 > 750 mg/1 (<40% dead in 750 mg/l cone.) <br />>_40% dead in 750 mg/l (close to passing -definitive test recommended) <br />/Ij/9 <br />LC50 < 400 mg/1 (>60% dead in 400 mg/l cone.) Page 23 of 33 <br />