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USGS Daily Statistics for California

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The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 11276500 TUOLUMNE R NR HETCH HETCHY CA


Tuolumne County, California
Hydrologic Unit Code 18040009
Latitude  37°56'15", Longitude 119°47'50" NAD27
Drainage area 457  square miles
Gage datum 3,452.21 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1967-10-01 -> 2025-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 115 85 77 114 616 1,720 1,270 269 100 57 63 48
2 142 86 77 113 677 1,740 1,270 233 98 51 66 49
3 294 88 82 127 691 1,850 1,260 206 102 51 66 49
4 260 91 83 138 721 1,880 1,220 185 99 50 72 45
5 296 88 84 144 748 1,940 1,180 185 93 50 81 46
6 290 114 86 154 742 1,920 1,170 184 93 50 68 45
7 218 124 88 165 759 1,890 1,240 171 93 51 64 46
8 153 106 96 180 833 1,930 1,180 172 92 58 64 51
9 77 152 108 191 933 1,980 1,150 167 92 50 63 62
10 75 136 109 212 1,030 1,950 1,060 178 92 50 63 73
11 76 79 105 221 1,080 1,960 976 166 92 50 64 76
12 83 75 113 229 1,120 1,910 940 138 91 50 64 82
13 92 87 126 244 1,190 1,750 930 133 91 50 64 85
14 94 92 138 260 1,280 1,660 883 135 91 49 63 99
15 90 90 134 267 1,370 1,650 800 141 83 49 64 125
16 91 93 134 267 1,490 1,620 705 140 70 49 71 141
17 78 95 130 274 1,560 1,650 580 134 66 49 65 114
18 65 94 121 293 1,620 1,710 509 130 65 49 63 92
19 63 112 119 296 1,630 1,730 480 136 65 50 63 70
20 75 122 121 300 1,560 1,750 474 142 65 51 58 55
21 74 119 124 304 1,520 1,760 482 134 65 54 50 50
22 70 87 146 323 1,500 1,690 483 129 65 55 52 52
23 96 147 180 363 1,610 1,620 474 124 65 50 51 52
24 128 168 190 430 1,720 1,660 456 119 65 50 51 52
25 132 164 179 430 1,740 1,620 410 114 66 50 51 53
26 130 114 173 445 1,770 1,470 379 111 66 50 50 53
27 119 96 194 513 1,810 1,460 362 110 65 51 50 53
28 98 85 139 564 1,880 1,520 346 109 65 64 50 54
29 80 67 118 572 1,770 1,460 328 109 64 78 51 126
30 80   118 568 1,730 1,340 329 108 64 70 55 166
31 82   119   1,730   301 108   63   141