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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 -> 2021-09-30)

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 99 153 205 411 1,030 1,190 790 220 58 25 119 94
2 101 170 239 435 1,070 1,260 790 202 55 24 122 126
3 98 169 228 438 1,120 1,340 798 187 52 24 104 121
4 123 160 230 456 1,180 1,440 781 175 51 32 96 105
5 128 157 246 470 1,200 1,540 745 169 50 39 87 108
6 115 160 269 523 1,180 1,540 698 167 49 37 84 109
7 130 213 246 731 1,170 1,500 684 151 48 34 85 98
8 241 266 229 671 1,200 1,400 638 144 46 34 86 100
9 238 278 232 614 1,240 1,360 604 135 43 33 87 111
10 174 255 235 563 1,290 1,360 564 126 40 33 87 131
11 164 223 240 547 1,330 1,230 525 119 39 45 80 135
12 147 204 251 549 1,350 1,170 497 111 46 42 79 121
13 145 207 285 572 1,320 1,190 490 106 47 49 80 117
14 139 250 299 572 1,330 1,220 462 105 47 86 90 113
15 139 214 300 565 1,360 1,310 457 103 43 54 87 136
16 142 205 333 558 1,360 1,310 425 98 39 83 118 143
17 159 207 336 600 1,330 1,260 410 94 37 90 130 119
18 147 209 338 680 1,290 1,290 378 90 33 83 103 128
19 153 197 343 712 1,240 1,340 352 89 31 87 92 143
20 145 206 354 755 1,240 1,340 332 87 29 76 87 120
21 157 202 379 768 1,220 1,320 332 85 38 70 92 122
22 166 196 407 834 1,170 1,290 312 79 39 65 94 141
23 173 193 345 877 1,140 1,270 306 80 36 61 96 124
24 175 191 333 901 1,120 1,160 308 80 36 171 90 121
25 162 192 333 900 1,120 1,060 309 78 34 219 87 117
26 156 193 329 962 1,120 1,030 296 73 32 121 86 112
27 156 206 333 996 1,120 987 262 70 30 83 97 110
28 151 205 346 1,030 1,140 941 239 70 28 140 98 108
29 153 204 355 1,040 1,130 918 235 67 26 114 95 108
30 174   385 1,030 1,180 813 241 63 26 140 103 105
31 160   403   1,210   241 62   116   100