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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 11481000 MAD R NR ARCATA CA


Humboldt County, California
Hydrologic Unit Code 18010102
Latitude  40°54'36", Longitude 124°03'34" NAD27
Drainage area 485  square miles
Gage datum 12.79 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 56 - 57 years of record in, ft3/s   (Calculation Period 1962-10-01 -> 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 3,250 3,020 2,850 2,800 1,070 574 111 46 61 74 259 2,200
2 2,680 2,970 3,240 2,410 1,000 494 105 46 54 67 236 2,740
3 2,350 2,940 3,200 2,220 1,030 433 99 46 50 63 257 2,380
4 2,740 2,560 2,730 2,070 1,000 419 98 46 48 59 270 2,310
5 2,720 2,390 2,790 1,970 1,050 409 92 45 48 59 362 2,630
6 2,710 2,510 2,880 2,100 1,010 373 87 45 47 63 452 2,450
7 2,600 2,890 2,670 2,160 989 378 81 45 47 59 500 2,180
8 2,620 2,880 2,810 2,030 929 325 76 44 46 60 664 2,330
9 3,110 2,820 3,040 1,870 906 299 73 45 47 103 744 2,310
10 3,050 2,740 3,080 1,870 893 278 71 45 51 156 725 2,510
11 3,370 2,510 2,860 1,950 830 253 69 44 49 173 833 2,340
12 3,230 2,390 2,770 2,040 784 232 68 44 46 290 1,040 2,300
13 3,470 2,740 3,060 2,070 720 217 67 43 46 283 945 2,490
14 3,560 2,910 3,260 2,040 648 204 64 43 48 229 937 2,790
15 3,720 2,750 2,970 1,860 612 204 62 44 50 180 907 2,830
16 4,480 3,170 3,200 1,760 621 184 62 44 50 150 1,030 2,770
17 4,540 3,560 2,950 1,850 627 175 62 44 56 147 1,120 2,670
18 3,930 3,610 3,160 1,770 656 191 62 46 61 119 1,080 2,150
19 3,960 3,710 2,810 1,680 638 200 60 47 75 151 961 2,420
20 4,430 3,660 2,460 1,610 563 190 57 47 67 150 1,110 2,540
21 4,480 3,600 2,490 1,530 523 173 55 48 58 142 1,370 3,480
22 4,100 3,370 2,610 1,430 545 160 53 48 54 168 1,570 3,970
23 3,640 3,090 2,750 1,450 513 148 53 46 57 336 1,580 3,530
24 3,650 2,770 2,930 1,570 468 140 52 46 64 277 1,900 3,040
25 3,210 2,720 3,080 1,500 445 134 51 45 75 398 1,740 2,700
26 3,530 2,800 2,950 1,400 436 133 50 47 91 368 1,690 2,510
27 3,720 2,720 2,660 1,360 492 128 49 46 104 244 1,670 2,720
28 3,260 3,130 2,700 1,310 526 123 49 46 77 235 1,760 3,540
29 3,050 4,280 2,690 1,230 458 120 48 46 82 262 1,700 3,460
30 2,880   3,200 1,150 439 115 47 56 97 304 1,820 3,550
31 2,850   2,950   531   46 80   304   3,530