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78 <br />PLATTE RIVER BASIN <br />06729450 SOUTH BOULDER CREEK BELOW GROSS RESERVOIR NEAR COAL CREEK, CO (1981) <br />LOCATION. - -Lat <br />39 °56119 ", <br />long <br />105 020'55 ", <br />SW1a <br />sec. 21, <br />T.1 S., <br />R.71 W., Boulder County. <br />Diverts <br />flow from <br />South Boulder <br />Creek <br />and <br />transmountain <br />diversions <br />from Moffat Tunnel. <br />DRAINAGE AREA.--N /A <br />GAGE. -- <br />Graphic <br />water -stage <br />recorder at 25' <br />Parshall <br />flume <br />with <br />supplemental <br />outside <br />staff. <br />Station <br />is owned <br />and maintained <br />by Denver <br />Water Board <br />personnel. <br />RATING <br />TABLE.-- BOCBGRCO <br />USED <br />FROM 01 -OCT <br />-1980 <br />TO 30 -SEP <br />-1981 <br />DISCHARGE, IN CFS, <br />WATER <br />YEAR OCTOBER 1980 <br />TO SEPTEMBER 1981 <br />MEAN VALUES <br />DAY <br />OCT <br />NOV <br />DEC <br />JAN <br />FEB <br />MAR <br />APR <br />MAY <br />JUN <br />JUL <br />AUG <br />SEP <br />1 <br />162 <br />9.0 <br />107 <br />7.8 <br />4.6 <br />4.6 <br />43 <br />179 <br />276 <br />213 <br />253 <br />146 <br />2 <br />64 <br />9.0 <br />110 <br />7.8 <br />4.6 <br />4.6 <br />35 <br />187 <br />276 <br />294 <br />253 <br />139 <br />3 <br />6.6 <br />46 <br />109 <br />7.8 <br />4.6 <br />4.6 <br />35 <br />187 <br />276 <br />359 <br />253 <br />146 <br />4 <br />6.6 <br />61 <br />112 <br />7.8 <br />5.0 <br />4.6 <br />35 <br />258 <br />317 <br />301 <br />273 <br />151 <br />5 <br />6.6 <br />61 <br />115 <br />7.8 <br />5.0 <br />4.6 <br />35 <br />306 <br />329 <br />260 <br />287 <br />151 <br />6 <br />6.6 <br />61 <br />115 <br />7.8 <br />5.0 <br />4.6 <br />35 <br />273 <br />325 <br />249 <br />236 <br />151 <br />7 <br />6.6 <br />61 <br />115 <br />5.6 <br />5.0 <br />4.6 <br />35 <br />211 <br />327 <br />249 <br />181 <br />151 <br />8 <br />6.6 <br />61 <br />115 <br />3.6 <br />5.0 <br />4.6 <br />35 <br />162 <br />377 <br />249 <br />166 <br />149 <br />9 <br />7.8 <br />61 <br />115 <br />2.4 <br />5.0 <br />4.6 <br />38 <br />149 <br />405 <br />249 <br />166 <br />129 <br />10 <br />9.0 <br />60 <br />115 <br />2.4 <br />5.0 <br />7.8 <br />40 <br />142 <br />431 <br />249 <br />139 <br />157 <br />11 <br />9.0 <br />58 <br />110 <br />2.4 <br />5.0 <br />10 <br />40 <br />139 <br />526 <br />232 <br />123 <br />127 <br />12 <br />9.0 <br />57 <br />107 <br />2.4 <br />5.0 <br />10 <br />40 <br />127 <br />552 <br />223 <br />106 <br />109 <br />13 <br />9.0 <br />56 <br />107 <br />2.4 <br />5.0 <br />11 <br />42 <br />120 <br />514 <br />223 <br />95 <br />109 <br />14 <br />9.0 <br />56 <br />107 <br />2.4 <br />5.0 <br />11 <br />45 <br />106 <br />461 <br />197 <br />95 <br />109 <br />15 <br />9.6 <br />56 <br />107 <br />2.4 <br />5.0 <br />11 <br />49 <br />96 <br />408 <br />197 <br />84 <br />109 <br />16 <br />9.6 <br />56 <br />107 <br />2.4 <br />5.0 <br />11 <br />49 <br />96 <br />327 <br />207 <br />73 <br />109 <br />17 <br />7.2 <br />56 <br />34 <br />2.4 <br />5.0 <br />11 <br />49 <br />96 <br />294 <br />228 <br />70 <br />109 <br />18 <br />5.0 <br />73 <br />10 <br />2.4 <br />4.6 <br />11 <br />49 <br />96 <br />327 <br />201 <br />95 <br />109 <br />19 <br />5.0 <br />80 <br />14 <br />2.4 <br />4.6 <br />11 <br />49 <br />96 <br />332 <br />177 <br />142 <br />109 <br />20 <br />5.0 <br />80 <br />16 <br />2.4 <br />4.6 <br />11 <br />49 <br />96 <br />327 <br />177 <br />164 <br />109 <br />21 <br />5.0 <br />80 <br />16 <br />2.4 <br />4.6 <br />11 <br />51 <br />96 <br />299 <br />251 <br />173 <br />107 <br />22 <br />5.0 <br />80 <br />16 <br />2.4 <br />4.6 <br />11 <br />65 <br />81 <br />285 <br />299 <br />179 <br />107 <br />23 <br />5.0 <br />80 <br />12 <br />2.4 <br />4.6 <br />11 <br />72 <br />74 <br />285 <br />299 <br />179 <br />107 <br />24 <br />5.0 <br />80 <br />10 <br />3.2 <br />4.6 <br />11 <br />72 <br />74 <br />292 <br />282 <br />151 <br />62 <br />25 <br />4.6 <br />101 <br />10 <br />3.2 <br />4.6 <br />11 <br />72 <br />74 <br />303 <br />273 <br />137 <br />38 <br />26 <br />4.6 <br />110 <br />6.6 <br />3.2 <br />4.6 <br />14 <br />72 <br />87 <br />332 <br />273 <br />135 <br />38 <br />27 <br />4.6 <br />110 <br />5.0 <br />4.1 <br />4.6 <br />16 <br />72 <br />127 <br />332 <br />154 <br />146 <br />38 <br />28 <br />4.6 <br />106 <br />5.0 <br />4.6 <br />4.6 <br />16 <br />99 <br />162 <br />339 <br />83 <br />172 <br />38 <br />29 <br />7.2 <br />104 <br />5.0 <br />4.6 <br />- -- <br />15 <br />146 <br />234 <br />325 <br />134 <br />183 <br />34 <br />30 <br />9.0 <br />104 <br />5.0 <br />4.6 <br />- -- <br />15 <br />164 <br />273 <br />249 <br />221 <br />183 <br />32 <br />31 <br />9.0 <br />- -- <br />7.2 <br />4.6 <br />- -- <br />48 <br />- -- <br />273 <br />- -- <br />253 <br />168 <br />- -- <br />TOTAL <br />423.4 <br />2073.0 1944.8 <br />124.1 <br />134.4 <br />336.2 <br />1712 <br />4677 <br />10448 <br />7256 <br />5060 <br />3179 <br />MEAN <br />13.7 <br />69.1 <br />62.7 <br />4.00 <br />4.80 <br />10.8 <br />57.1 <br />151 <br />348 <br />234 <br />163 <br />106 <br />AC -FT <br />840 <br />4110 <br />3860 <br />246 <br />267 <br />667 <br />3400 <br />9280 <br />20720 <br />14390 <br />10040 <br />6310 <br />MAX <br />162 <br />110 <br />115 <br />7.8 <br />5.0 <br />48 <br />164 <br />306 <br />552 <br />359 <br />287 <br />157 <br />MIN <br />4.6 <br />9.0 <br />5.0 <br />2.4 <br />4.6 <br />4.6 <br />35 <br />74 <br />249 <br />83 <br />70 <br />32 <br />CAL YR <br />1980 TOTAL 50535.8 <br />MEAN 138 <br />MAX <br />700 <br />MIN <br />2.0 AC -FT <br />100200 <br />WTR YR <br />1981 TOTAL 37367.9 <br />MEAN 102 <br />MAX <br />552 <br />MIN <br />2.4 AC -FT <br />74120 <br />600 <br />500 <br />400 <br />300 <br />200 <br />100 <br />0 !- g4 I I i I i I <br />Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep <br />