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<br />LTA COMMERCIAITESiNiO • ENOiNEENINOCO. <br />ResiiltsFof past acute bio'assays`iiiilicate that effluenf dischar"geil from Fish k'Tippie'oi`Site: <br />62 is acutely'ioxic to Cenodaphnur dubia:' The` Twentymile Coal-company discharge ~eimi€: <br />states`thttt the`fic~hty'tuust c~oaduct erthei`a Preliminary-Toxicity`-Identification evahiaUba (PTI) <br />or' a`Toxicity` Identification Evaluatto'n (TIE) once' a` `~attern'of tonicity" has been- estalilishecl <br />Coinmercial'Pesting and Enguieering;'Cb'(CT&E) opted;%witti peimission by Twentymile t/oal <br />Coit-pany;'fo ooniluct an acute Pteliininary~Toxicity'Identification (PTI) on Bflluen"t dischatged`at <br />Sife 62'' The purpose'of'tlus PTI was to detecmme°the•possible caase(s) of tle=acute~toxicity to <br />Ceriodaphniti duliia:•'HOwever","no evidence'could be derived from this set of characterizations <br />because no toxicity.was exhibited. <br />.. ._ <br />,..,..:.. s -ill ... <br />1 -. ~. 4... .. <br />7 ,. ,,: <br /> <br /> <br /> <br /> <br /> <br />1 <br /> <br />