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49EAk7AIATER <br /> 245 Netts York Ranch Rd-SOte A, Jackson. CA 95642 email: shane(r 49erwaterlab.com <br /> Client. California Laboratary Services Results, <br /> Subcontract order: 24AO421-01 96h LC50: >500 mg/L <br /> Sample 111):TTM 41 Calculation Method: Linear interpolation <br /> Additional ID; 49er 48 17 9 Test Method : CDF&G (1988) <br /> Test Organism Data <br /> Test Species: Pimephales prornelas Average Length; 32.82 mm <br /> Source: Thomas Fish-Anderson, CA Average Weight: 0.4545 g <br /> Date Received : 2/07/24 Alt 0,2-1.0 gram in Weight?-' YES <br /> Water Quality Data <br /> Dilution Water; Soft Demineralired Water- SdM W of 2109/24 <br /> Hardness Alkalinity <br /> DO mg/L PH unit Ternp°G (mgll) (mg1l_� <br /> Initial Control 8.9 7,4 18.6 Initial Control 28 29 <br /> 24h Control 8-3 7.1 19.6 Initial 375 mgiL 35 30 <br /> 48h Control 7.4 7.8 1 20.2 Initial 750 mgfL 32 30 <br /> 72h Control 8.1 7.5 19.9 <br /> 96h Control 5,3 6-8 19.9 Total Total it <br /> Initial 375 mg/L 8.6 7-4 18-6 Organisms Organisms <br /> 24h 375 mg/L 8.3 7.2 19.5 Exposed Survived <br /> 48h 375 mg/L 7.5 7.5 20.2 Initial Control 10 9 <br /> 72h 375 mg/L 8.1 7.5 20•0 Sample 375 mi?IL 20 20 <br /> 96h 375 mg/L 63 7.0 20.0 Sample 750 mg/L 20 20 <br /> Initial 750 mg/L 8.6 7.4 1&6 <br /> 24h 750 rng/L 7.9 7.2 19.5 <br /> 48h 750 mg/L 7-3 7,4 20.1 <br /> 72h 750 rile/L 7.0 7.4 20-0 <br /> 96h 750 mz/ 5.6 7-0 19,9 <br /> Conclusion. This sample has been deemed NON-HAZARDOUS- Per the requirements in CrCrR, Title <br /> 22, Section 66261,24a•25-6, samples wdh are LC50 >54I) mglL, analyzed by guidance method Polisini <br /> & Miller(CDFG1988). are deemea to be non-hazardous to the aquatic environment. 'AlI raw <br /> dataICEPS reports available upon request <br /> a Gnnta•es-ESI say An •� ai� <br /> 5nane 2urr-Laboratory oirenor Ddle <br /> FLAP Certification It3036 Page 1 of 6 02/14/2024 <br />