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Table 7-58 (Continued) • <br />Historic Surface Water Flow and Quality Data for <br />Site 26 (USDA-Station 1002) on Fish Creek, <br />Routt County, Colorado <br />(Summarized From: Twenty Mile Coal Company <br />Permit Application and Annual Reports, MLRD Library) <br />Major Cations, Anions and TDS(nig/1) <br />Date Ca Mg Na+K HC0 S0 <br />Cl TDS Flow <br /> 3 4 (cfs) <br />26AUG85 90 66 34 159 319 608 1.0 <br />09SEP85 ill 59 41 240 257 608 7.8 <br />180CT85 76 46 36 224 208 524 8.0 <br />22NOV85 ~)5 67 59 234 329 694 <br />31DEC85 E34 56 52 223 319 652 <br />27JAN86 95 62 67 254 358 752 <br />24FE886 109 75 104 212 508 92'2 110.0 <br />04MAR86 89 67 93 206 469 854 87.0 <br />1'LMAR86 lU3 64 81 230 416 818 34.0 <br />19MAR86 117 73 84 250 428 886 21.0 <br />26i4AR86 75 43 52 194 278 562 50.0 <br />31MAR86 90 50 60 198 358 712 97.0 <br />Na only from 19SEP83 through 31MAR86 • <br /> Summary of Flow and TDS Data for Site 26 <br /> June through September front 1979 through 1985 <br /> Ju ne July August September <br /> Mean Mean Mean Mean Mean Mean Mean Mean <br /> Flow TDS Fiow 7DS Flow TDS Flow TDS <br /> (cfs) (mg/1) (cfs) (mg/1) (cfs) (mg/1) (cfs) (mg/1) <br />1979 N/D* N/D 3.9 460 N/D N/D 1.6 720 <br />1980 24.6 411 5.7 533 1.3 802 1.6 618 <br />1981 1.6 464 N/D N/D 0.6 444 1.2 524 <br />1982 N/D 319 N/D 390 N/D 480 N/D 426 <br />1983 N/D 282 N/D 476 N/D 460 N/D 530 <br />1984 N/D 478 16.0 675 6.0 550 7.6 770 <br />1985 42.6 573 10.0 666 1.0 608 7.8 608 <br />Avg. 22.9 421 8.9 533 2.2 557 4.0 599 <br />*No Data <br />• <br />7-199 Revised 10/U1/86 <br />