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<br />Table 10: Table value standards for the San Juan and Dolores River basins, Colorado <br /> <br />TABLE VALUE STANDARDS(2)(3) <br />(in pg/I unleSs otherwise noted) <br /> <br />PARAMETER <br /> <br />Ammonia <br /> <br />Cold Water Acute = 0.43/FT /FPH/2141 in mg/I <br />Warm Water Acute = O.62/FT/FPH/214) in mg/I <br /> <br />Cadmium <br /> <br />Acute = el,.,28[1nlhardnessIJ-2.905) <br />Chronic = eIO.7852[1nlhardnessll-3.490) <br />(Trout) = 'ell. 1 28[1nlhardnassll-3.828) <br /> <br />Chromium III <br /> <br />Acute = eIO.819[1n(hardnessll + 3.688) <br />Chronic = e(0.819[1nlhardnessll+1.561) <br /> <br />Chromium VI <br /> <br />Acute = 1 6 <br />Chronic = 11 <br /> <br />Copper <br /> <br />Acute = eIO~9422[1nlhardnessIJ' 1 .4634) <br />Chronic = eIO.8545[1nlhardnessll-1.465) <br /> <br />Lead <br /> <br />Acute = e(1.6148[1nlhardnassll-2.8736) <br />Chronic = e11.4 1 7[1nlhardnessll-5. 167) <br /> <br />Nickel <br /> <br />Acute = el0:76[1nlhardnessll + 3.33) <br />Chronic = elO.76[1nlhardnesslJ + 1 .06) <br /> <br />Selenium <br /> <br />Acute = 135 <br />Chronic = 17 <br /> <br />Silver <br /> <br />Acute = ell,7211nlhardness)J-7.211 <br />Chronic = el1.72[1nlhardnessll-9.06) <br />(Trout) =e11 .72[1nlhardnesslJ + 10.51) <br /> <br />Uranium <br /> <br />Acute = ell. 102[1nlhardnessll + 2.70881 <br />Chronic = el1 .102[1nlhardness)J + 2.23821 <br /> <br />Zinc <br /> <br />Acute = elO;8473[1nlhardnesslJ +0.8604) <br />Chronic = eIO.8473[1nlhardnessIJ +0.761 4) <br /> <br />Taken from Colorado Water Quality Control Commission 1993b <br /> <br />36 <br />