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TABLE III METAL PARAMETERS <br />Concentration in u /I <br />METAL <br />AQUATIC LIFE <br />AGRICULTURE <br />DOMESTIC <br />WATER + FISH <br />FISH <br />WATER- <br />INGESTION "')) <br />C UCO I <br />SUPPLY" <br />ACUTE <br />CHRONIC <br />Nickel <br />e(0.846[In(hardness)] +2.253) <br />e(0.846(In(hardness)] +0.0554) <br />200(6) (30 -day) <br />10 - (30 <br />610 <br />4,600 <br />da <br />Selenium <br />18.4 <br />4.6 <br />20(B'D) (30 -day) <br />50da(30 <br />170 <br />4,200 <br />SIIVef <br />i /ze(1.72(In {hardness)] -6.52) <br />n ness <br />a ar - <br />100 (1- <br />_ <br />- -- <br />Trout = e(1.72[In(hardness)1- 10.51) <br />day) <br />Thallium <br />15(x) <br />0.5 (30 -day) <br />0.24 <br />0.47 <br />Uranium <br />e(1,1021[In(hardness)] +2.7088) <br />e(1.1021[In (hard ness)] +2.2382) <br />16.8 — 30 <br />(30-day) <br />Zinc <br />(0. 9094 <br />0.978*e <br />0.986 *e(0.9094[In(hardness)] +0.6235) <br />(B) <br />2000 (30 -day) <br />5 000(') (30- <br />7,400 <br />26,000 <br />(sculpin)(15) = e(2.140[In(hardness)]- <br />day) <br />3.084) <br />NOTE: Capital letters in parentheses refer to references listed in section 31.16(3); Numbers in parentheses refer to Table III footnote <br />57 <br />