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COLORADO DEP.IRTMENT OF I~i'ALTH <br />Water Quality Control Division <br />Rationale - Page 8 <br />Permit No.: CO-0038776 <br />• <br />Parameter Range <br />Ammonia, .0050-50 <br />Total,* <br />mg/1 as N <br />Alkalinity, 54-170 <br />Total, (mg/1 <br />as CaC03) <br />TABLE 3 <br />ANNUAL STREA@t QUALITY <br />Arithmetic Standard <br />Mean Deviation <br />.15 .18 <br />93.8 <br />Dissolved Oxygen, 8.0-12.2 9.9 <br />mg/1 <br />Fecal Califorms, 3,0-43 18.8 <br />~/L00 ml <br />Nitrate, mg/1 .20 .20 <br />ay N <br />Nitrite, mg/1 ,0050 .0050 <br />a9 N <br />N03 and N02,sg/1asN .0054-•50 .26 <br />pH, s.u. 6.7-8.5 7.8 <br />Sulfate, mg/1 5.0-25 13.8 <br />Tempezature,•r^ 31-b6 50.3 <br />Chloride, mg/l. 3.0-4.3 4.3 <br />52.8 <br />1.5 <br />27.6 <br />0.0 <br />0.0 <br />.23 <br />.59 <br />6.5 <br />12.7 <br />},~ <br />*reporced as NH3 and N1~ <br />+*5-14-79 through 12-11-80 <br />***5-14-79 through 6-3-80 <br />****5-14-79 (only date of collection in this period) <br />****+*7-2-79 through 12-11-80 <br />Report <br />Samoles Period <br />g ** <br />4 ** <br />g ** <br />10 ** <br />1 **** <br />1 ***-x <br />g ***,Hr <br />9 ** <br />10 ** <br />g ** <br />7 *`* <br /> <br />