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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 11276600 TUOLUMNE R AB EARLY INTAKE NR MATHER CA


Tuolumne County, California
Hydrologic Unit Code 18040009
Latitude  37°52'46", Longitude 119°56'46" NAD27
Drainage area 484  square miles
Gage datum 2,405.47 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 1970-10-01 -> 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
1 196 127 155 193 694 1,760 1,300 298 116 69 69 70
2 200 136 160 184 781 1,760 1,290 258 106 57 72 71
3 361 155 163 191 803 1,800 1,310 228 112 54 70 67
4 328 147 174 211 820 1,820 1,260 201 111 54 74 67
5 399 146 173 217 840 1,890 1,240 198 103 54 77 66
6 379 169 181 222 843 1,920 1,200 200 102 53 73 64
7 301 227 174 238 840 1,910 1,230 187 102 53 70 62
8 246 200 187 252 916 1,960 1,200 185 101 52 72 65
9 148 244 189 262 1,020 2,040 1,180 183 101 53 72 76
10 156 261 229 268 1,080 2,010 1,080 187 101 53 71 99
11 147 147 217 292 1,130 2,020 997 176 101 53 72 111
12 152 131 219 282 1,200 1,990 949 152 100 53 72 107
13 161 153 228 300 1,280 1,870 940 142 100 53 72 107
14 165 191 261 320 1,360 1,760 903 143 100 53 75 121
15 171 184 244 321 1,420 1,730 827 150 99 52 71 143
16 160 192 231 316 1,590 1,680 732 152 84 52 79 193
17 149 185 213 326 1,630 1,710 608 144 75 53 82 156
18 122 186 195 363 1,670 1,800 520 139 71 52 78 133
19 128 202 190 369 1,670 1,820 485 144 71 52 75 107
20 127 205 195 357 1,560 1,830 475 154 70 54 76 82
21 134 206 202 359 1,500 1,840 488 146 70 56 63 79
22 127 162 241 378 1,460 1,770 486 139 71 55 68 111
23 154 137 265 415 1,560 1,650 479 135 70 54 66 97
24 203 212 274 502 1,710 1,670 460 130 70 56 67 92
25 218 250 287 520 1,730 1,660 418 126 71 60 68 98
26 200 186 257 524 1,730 1,530 396 121 72 58 66 101
27 185 171 292 585 1,770 1,500 377 120 71 55 63 101
28 157 163 239 657 1,820 1,570 357 120 70 62 64 94
29 130 133 194 669 1,720 1,530 346 120 70 74 67 170
30 127   189 670 1,670 1,440 352 119 70 73 75 241
31 126   192   1,710   336 119   71   231