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USGS Daily Statistics for the Nation

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 11469000 MATTOLE R NR PETROLIA CA


Humboldt County, California
Hydrologic Unit Code 18010107
Latitude  40°18'48", Longitude 124°16'56" NAD27
Drainage area 245  square miles
Gage datum 49.41 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 1911-10-01 -> 2019-09-30)

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 3,030 2,800 2,410 1,940 830 387 122 54 56 81 325 2,490
2 2,570 2,780 2,190 1,730 747 356 119 53 48 86 395 2,840
3 2,390 2,700 2,230 1,530 685 325 112 52 45 83 340 2,590
4 2,850 2,770 2,080 1,580 659 332 107 51 44 81 378 2,450
5 2,580 2,530 2,410 1,550 763 310 104 50 46 90 585 2,400
6 2,560 2,720 2,450 1,450 660 284 101 49 56 95 846 2,650
7 2,600 3,160 2,150 1,370 623 266 99 49 48 99 585 2,740
8 3,080 3,170 2,160 1,320 584 249 97 49 42 88 687 2,550
9 3,460 3,040 2,570 1,260 560 239 97 49 52 127 1,020 2,280
10 3,080 2,900 2,340 1,300 545 226 95 47 51 168 1,280 2,530
11 3,280 2,710 2,180 1,380 514 213 91 45 42 232 1,310 2,250
12 3,940 2,940 2,420 1,560 476 201 87 44 39 264 1,460 2,180
13 3,910 3,110 2,630 1,500 447 193 85 43 38 304 1,300 2,040
14 4,160 3,210 2,700 1,410 418 187 84 43 37 219 1,380 2,960
15 4,400 3,310 2,550 1,180 398 184 81 43 37 201 1,400 3,390
16 4,930 3,470 2,690 1,100 381 176 79 42 40 174 1,440 3,470
17 3,970 3,600 2,490 1,100 400 197 77 42 50 145 1,190 3,240
18 3,810 3,350 2,930 1,060 633 289 76 42 62 141 1,100 2,820
19 3,650 3,400 2,200 1,070 514 263 73 41 83 187 1,080 3,370
20 4,360 2,970 1,930 1,170 458 206 71 41 72 158 1,210 3,050
21 3,800 2,940 1,890 1,060 449 180 69 43 50 149 1,240 4,400
22 3,480 2,670 2,110 937 449 164 67 41 44 205 1,660 4,420
23 3,350 2,590 2,190 896 453 155 66 40 46 327 1,800 3,120
24 3,150 2,700 2,240 988 475 148 64 39 44 316 2,010 2,750
25 3,320 2,620 2,280 901 485 141 63 43 44 371 1,640 2,380
26 3,570 2,810 2,060 816 544 139 62 44 55 282 1,560 2,500
27 3,460 2,580 2,030 922 610 143 60 44 86 258 1,480 2,820
28 3,300 2,680 1,970 876 479 136 59 47 65 287 1,500 3,210
29 3,230 3,540 2,190 955 395 131 57 47 64 294 1,610 2,980
30 2,800   2,850 909 405 130 56 61 68 415 2,040 2,970
31 2,910   2,150   420   55 67   311   3,360