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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 11274790 TUOLUMNE R A GRAND CYN OF TUOLUMNE AB HETCH HETCHY


Tuolumne County, California
Hydrologic Unit Code 18040009
Latitude  37°55'00", Longitude 119°39'32" NAD27
Drainage area 301  square miles
Gage datum 3,830 feet above NGVD29
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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 2006-10-01 -> 2022-09-30)

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
1 102 149 196 425 1,050 1,140 757 212 55 23 132 90
2 103 164 227 462 1,090 1,210 759 194 52 22 131 118
3 100 163 217 473 1,130 1,280 759 179 49 23 114 113
4 121 154 219 491 1,190 1,360 740 167 48 30 110 99
5 127 151 233 505 1,240 1,460 704 161 47 37 99 101
6 117 155 254 557 1,250 1,450 660 159 47 35 93 102
7 132 202 234 752 1,250 1,400 645 144 45 32 91 93
8 227 250 219 713 1,230 1,310 602 136 43 32 91 94
9 223 261 220 665 1,240 1,260 570 128 40 31 100 104
10 166 242 222 611 1,260 1,260 532 119 38 32 103 120
11 157 217 226 586 1,290 1,150 495 113 37 42 96 125
12 144 204 236 580 1,310 1,090 469 105 43 40 95 113
13 143 208 266 594 1,280 1,130 462 101 44 46 94 112
14 137 243 280 582 1,310 1,150 436 100 45 81 101 113
15 137 212 283 565 1,370 1,240 431 98 41 51 97 130
16 139 202 312 562 1,380 1,240 400 93 37 79 122 140
17 154 201 315 599 1,360 1,200 386 90 35 85 131 118
18 144 202 316 674 1,310 1,220 355 86 32 78 106 126
19 148 191 330 706 1,280 1,270 331 84 29 77 96 140
20 141 201 339 748 1,260 1,270 317 83 27 68 90 119
21 151 196 357 765 1,210 1,240 315 81 36 62 93 119
22 159 189 388 820 1,160 1,220 295 75 37 58 93 137
23 165 187 344 855 1,130 1,190 288 76 34 55 94 145
24 166 185 342 885 1,110 1,090 291 76 34 215 89 136
25 155 185 350 884 1,120 997 291 73 32 360 85 125
26 150 186 353 935 1,120 973 280 69 30 158 84 118
27 150 197 357 961 1,120 928 248 66 28 119 94 115
28 146 195 367 986 1,140 885 228 66 26 169 94 113
29 147 204 370 997 1,110 865 227 63 25 140 91 112
30 166   394 1,030 1,140 771 234 59 24 159 98 109
31 154   409   1,160   232 58   134   104