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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 11464000 RUSSIAN R NR HEALDSBURG CA


Sonoma County, California
Hydrologic Unit Code 18010110
Latitude  38°36'48", Longitude 122°50'07" NAD27
Drainage area 793  square miles
Gage datum 79.98 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 1939-10-01 -> 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 3,560 3,230 3,440 2,440 896 375 190 164 173 177 291 1,720
2 2,930 3,310 3,180 2,170 804 355 187 164 174 176 278 1,800
3 2,320 3,490 3,160 2,010 762 341 185 163 174 177 263 2,020
4 3,010 3,830 3,250 2,010 732 323 185 164 174 177 271 2,240
5 3,530 4,240 3,220 2,030 720 318 186 164 174 180 270 1,750
6 2,910 3,980 3,190 1,910 664 309 187 165 173 181 280 1,670
7 2,870 4,270 2,860 1,770 619 303 184 166 173 182 298 1,800
8 3,560 3,840 2,610 1,560 601 299 180 167 170 182 301 1,420
9 4,500 3,980 3,000 1,500 606 294 179 166 168 198 358 1,530
10 3,610 3,610 3,080 1,460 580 281 176 167 168 249 572 1,660
11 3,330 3,350 2,950 1,630 555 275 175 167 168 228 653 1,800
12 3,690 3,540 2,690 1,690 526 267 172 167 169 334 666 1,670
13 3,800 4,000 2,920 1,630 508 255 170 168 165 415 596 1,250
14 4,290 4,170 2,800 1,590 489 244 170 167 165 304 699 1,790
15 4,240 3,960 2,840 1,450 472 238 169 168 166 252 647 2,060
16 4,940 4,070 2,700 1,340 473 232 169 167 169 242 985 2,250
17 4,880 4,570 2,650 1,230 464 227 169 168 172 231 991 1,900
18 4,110 4,540 2,490 1,180 541 222 169 169 172 222 783 1,790
19 3,840 4,240 2,390 1,060 591 218 169 169 175 220 718 2,390
20 4,120 4,280 2,400 999 506 213 168 170 175 223 805 2,650
21 5,100 4,080 2,340 1,000 459 208 167 171 173 221 947 2,850
22 4,840 3,690 2,450 928 445 203 166 172 174 219 1,090 3,930
23 4,290 3,400 2,320 924 425 200 163 171 171 244 1,050 3,870
24 4,240 3,350 2,620 928 409 198 162 171 171 327 971 3,400
25 3,950 3,630 2,570 912 407 197 163 170 171 415 841 2,830
26 4,410 3,270 2,360 886 380 195 162 171 171 292 747 2,480
27 3,940 3,860 2,350 906 408 194 162 171 178 264 740 3,110
28 3,150 3,790 2,420 957 442 192 163 173 187 264 845 3,440
29 3,100 4,610 2,240 961 473 192 163 174 178 283 939 3,480
30 3,090   2,790 952 435 191 163 173 179 365 1,250 3,230
31 2,980   2,620   394   164 173   336   3,690