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Table 4. Table value water-quality standards for the upper Los Pinos River watershed <br />(Colorado Department of Public Health and Environment) <br />PARAMETER TABLE VALUE STANDARDS <br /> Cold Water Acute = 0.43/FT/FPH/2(4[ in mg/I <br />Ammonia <br /> Warm Water Acute = 0.62/FT/FPH/2(4[ in mg/I <br /> Acute=(1.13667-[(In hardness)*(0.04184)])*e(1.lzapn(na~dness)]-3sas7[ <br /> Acute(Trout)=(1.13667-[(In hardness)*(0.04184)])* e(1.lzapn(na~dness)]-3.aza[ <br />Cadmium <br /> Chronic=(1.10167-[(In hardness)*(0.04184)]), e(o.7a5zpn(na~dnessp-z.715[ <br /> Acute= e(o.E1s[~n(nardness)]~z.573s) <br />Chromium III <br /> Chronic=e(o.a1 spn(na~dnessp.o.5340[ <br /> Acute = 16 <br />Chromium VI <br /> Chronic = 11 <br /> Acute= e(os4zzpn(nardnessp-1.74os[ <br />Copper <br /> Chronic= e(o.E545[~n(nardness)]-1.74za[ <br /> Acute= (1.46203-[In(hard ness)`(O.'1457'12)])` e(' 273[in(na~dness>]-1.as> <br />Lead <br /> Chronic=('1.46203-[(In hardness)' (0.'1457'12)])' e(' 273[in(na~dness>]-a.7o5> <br /> AC Ute= e(0.3331[In(hard Hess)]+6.4676) <br />Manganese <br /> ChronlC= e(0.3331 [In (hardness)]+5.8743) <br /> ACUte= e(0.846[In(hard Hess)]+2.253) <br />Nickel <br /> Chronic= e(osas[in(na~dness>]+o.o55a> <br /> Acute = '18.4 <br />Selenium Chronic = 4.6 <br /> Acute= '/e(1.7zpn(na~dness)]-s.5z> <br />Silver <br /> Chronic = e(1 72{in(na~dness>]-s.os> <br /> Chronic(Trout) = e(1 72pn(na~dness>]-1a51> <br /> Acute= e('.1o21[in(na~dness>]+2.7oss> <br />Uranium <br /> Chronic= e(' 1o21[in(na~dness>]+2.23s2> <br /> Acute= e(osa73[in(na~dness>]+ossls> <br />Zinc <br /> Chronic= e(osa73[in(na~dness>]+ossss> <br />30 Water-Quality Data Synthesis for the Upper Los Pinos River Watershed, In cooperation with the Colorado Watershed Protection Fund and <br />Southwestern Colorado, and Suggestions for a Watershed Plan, 2005 the San Juan Resource Conservation and Developrnent Council <br />