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<br /> <br />TRANSMOUNTAIN DIVERSION TO <br /> <br />PLATTE RIVER BASIN <br /> <br />09050590 HAROLD D. ROBERTS TUNNEL NEAR GRANT, CO <br /> <br />LOCATION.--Lat 39°27'50", long 105°41'01"; Harold D. Roberts tunnel diverts water from Dillon Reservoir in <br />Blue River basin, to North Fork South Platte River (tributary to South Platte River) in SW¼SW¼ sec. <br />4, T. 7 S., R. 74 W., in Platte River basin. <br /> <br />GAGE.--Water-stage recorder with satellite telemetry in a concrete shelter at a 20-ft Parshall flume. <br />Elevation of gage is 8695 ft by topographic map. Station is owned and maintained by the Denver <br />Water Dept., who also generate power from the tunnel flow. <br /> <br />REMARKS.--Primary record uses average daily gage heights taken from the chart recorder. Hourly data was <br />entered into the Record program for computation of subdivided days. Hourly satellite data was used <br />Jul. 30-Aug. 10, 1994 Record is complete and reliable. Record is good. The satellite telemetry is <br />maintained and the record is developed by Robert Cooper. <br /> <br />RATING TABLE.--ROBTUNCO02 USED FROM 01-OCT-1993 TO 30-SEP-1994 <br /> <br />DISCHARGE, IN CFS, WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994 <br />MEAN VALUES <br /> <br /> DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 256 0.0 78 78 81 91 90 46 101 173 117 213 <br /> 2 227 0.0 78 78 81 91 91 0.0 101 173 126 187 <br /> 3 227 0.0 78 78 81 90 90 0.0 45 173 127 187 <br /> 4 227 0.0 78 78 81 91 91 0.0 0.0 173 118 187 <br /> 5 136 0.0 78 78 80 91 91 0.0 0.0 173 120 187 <br /> 6 72 0.0 78 79 80 91 88 28 44 149 120 185 <br /> 7 38 0.0 76 78 80 93 88 117 98 79 120 192 <br /> 8 0.0 0.0 76 78 79 86 86 125 163 86 120 193 <br /> 9 0.0 18 76 78 80 93 86 123 222 123 121 193 <br /> 10 0.0 63 76 78 80 94 81 123 233 123 117 193 <br /> 11 0.0 78 76 78 81 93 90 125 224 123 119 193 <br /> 12 0.0 78 76 79 82 93 88 126 231 123 120 193 <br /> 13 0.0 78 76 79 81 93 86 126 229 123 120 193 <br /> 14 0.0 78 76 78 80 93 88 126 272 123 120 193 <br /> 15 0.0 78 76 78 80 93 90 73 301 100 168 195 <br /> 16 0.0 78 78 76 81 91 88 0.0 301 86 221 195 <br /> 17 0.0 78 78 76 81 91 88 0.0 299 88 236 195 <br /> 18 0.0 78 78 76 82 93 88 0.0 301 88 236 195 <br /> 19 0.0 78 78 76 84 93 86 0.0 297 88 236 195 <br /> 20 0.0 78 78 75 84 93 88 0.0 272 98 236 195 <br /> 21 0.0 78 78 75 88 93 116 0.0 226 110 236 226 <br /> 22 0.0 78 78 75 91 93 126 0.0 146 110 236 240 <br /> 23 0.0 78 78 75 91 93 126 0.0 99 110 236 209 <br /> 24 0.0 78 78 75 90 94 125 0.0 168 112 236 159 <br /> 25 0.0 78 78 76 91 94 112 0.0 220 113 236 159 <br /> 26 0.0 78 78 78 91 94 88 0.0 226 115 236 159 <br /> 27 0.0 78 78 78 91 95 88 0.0 224 115 236 159 <br /> 28 0.0 78 78 79 91 95 88 0.0 196 115 236 139 <br /> 29 0.0 78 78 79 --- 93 88 0.0 173 115 236 105 <br /> 30 0.0 78 78 79 --- 91 88 0.0 173 116 236 59 <br /> 31 0.0 --- 78 80 --- 91 --- 60 --- 117 233 --- <br /> <br /> TOTAL 1183 1641 2400 2401 2343 2863 2807 1198 5585 3713 5611 5473 <br /> MEAN 38.2 54.7 77.4 77.5 83.7 92.4 93.6 38.6 186 120 181 182 <br /> AC-FT 2350 3250 4760 4760 4650 5680 5570 2380 11080 7360 11130 10860 <br /> MAX 256 78 78 80 91 95 126 126 301 173 236 240 <br /> MIN 0.0 0.0 76 75 79 86 81 0.0 0.0 79 117 59 <br /> <br /> CAL YR 1993 TOTAL 58657.2 MEAN 161 MAX 488 MIN 0.00 AC-FT 116300 <br /> WTR YR 1994 TOTAL 37218 MEAN 102 MAX 301 MIN 0.00 AC-FT 73820 <br /> <br /> MAX DISCH 305 CFS AT 1100 14-JUN-1994 GH 2.34 FT. SHIFT 0.04 FT. MAX GH 2.34 FT. AT 1100 14-JUN-1994 <br />0 <br />100 <br />200 <br />300 <br />400 <br />OctNovDecJanFebMarAprMayJunJulAugSep <br />