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<br />~~ <br /> <br /> <br />~~. <br /> <br />~; <br />~i <br /> <br />TABLE 3.3- <br />PICEANCE CR <br />USGS WATER QUALITY RECORDS <br />~,W~ ~ Hir <br />u,f ~ ~a ~ <br />n ~y ~ O <br />I _~," I <br />9~- a ~rr <br />1997[ ~ow ` '~ t <br />o -, <br />C- <br />,. , :. <br /> <br />,.: -. <br /> <br /> <br />:.::.........:::.:. :.::....:.:::.:. <br />;....: •.::: .:::.. Psrameter•?'.; ... ':.:''::' ': <br /> <br /> <br />w... ; :::: ; <br /> <br />:: <br />IZ B <br />:' .: 09306D67: ' , " <br />,. <br /> <br />::~ :.:: °A` :.. Yon ::.::::: <br />>Da <br /> <br />:'",: ,'893U620Q '.,:::.: <br /> <br /> <br />: . .::::..::::: .::::.:::..:. <br />A . h v , : <br />Itt er <br />'::'893Q6222:' `:~;'; <br />Discharge (cfs) 21 41 35 <br />Specific Conductance (us/cm) 1,062 1,322 1,887 <br />pH (standard uniss) 8.4 8.5 8.6 <br />Temperature (°C) 6.5 9.5 l2 <br />Dissolved Oxygen ll 9.7 10 <br />Total Hazdness as CaC03 365 465 460 <br />Dissolved Calcium 72 77 62 <br />Dissolved Magnesium 44 65 73 <br />Dissolved Sodium 101 126 195 <br />Dissolved Potassium Z.2 2.2 3.1 <br />Alkalinirv 388 398 601 <br />Dissolved Sulfate 210 320 375 <br />Dissolved Chloride f3.5 13.3 33.5 <br />Dissolved Fluoride 0.7 0.6 0.9 <br />Dissolved Silica 14 16 12:1 <br />DissoivedSolids 666 866 1,195 <br />Suspended Solids 97 513 513 <br />Dissolved Nitrogen. N02 0.01 0.01 0.01 <br />Dissolved Nitrogen, N02 and N03 0.86 0.62 0.25 <br />Dissolved Ammonia 0.03 0.02 0.02 <br />Dissolved Phosphorus 0.02 0.02 0.03 <br />Dissolved Boron (µg/1) 141 144 276 <br />Dissolved Strontium (µg/I) 1,375 2.375 2,333 <br />~ Water quality data averaged for October 1996, March, May and September 1997. <br />' Units in mg/1 unless otherwise noted. <br />Source: USGS Water Resources Data, Colorado, Water year 1997 (USGS 1997). <br /> <br />r <br />Sheet l of 1 <br />