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USGS Daily Statistics for Oregon

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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 14377100 ILLINOIS RIVER NEAR KERBY, OR


Josephine County, Oregon
Hydrologic Unit Code 17100311
Latitude  42°13'55", Longitude 123°39'45" NAD27
Drainage area 380  square miles
Gage datum 1,198.80 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 1961-10-01 -> 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 2,740 2,620 2,240 2,210 1,110 678 177 55 45 83 402 2,290
2 2,310 2,440 2,490 2,000 1,120 628 174 53 43 77 418 3,050
3 2,330 2,680 2,430 1,920 1,180 610 161 51 42 77 409 2,340
4 2,300 2,300 2,250 1,760 1,150 672 152 50 41 73 446 2,170
5 2,050 2,140 2,230 1,740 1,280 588 143 49 41 75 663 2,320
6 2,410 2,350 2,310 1,810 1,270 546 137 49 42 75 884 2,430
7 2,020 2,470 2,200 1,910 1,220 538 130 49 41 85 636 2,410
8 2,440 2,370 2,220 2,200 1,130 500 126 48 41 91 938 2,600
9 2,560 2,520 2,560 1,990 1,070 464 123 48 50 193 858 2,360
10 2,950 2,240 2,550 1,880 1,020 447 119 47 80 225 1,050 2,380
11 2,890 2,080 2,340 1,790 979 426 114 45 64 216 1,040 2,160
12 2,860 2,210 2,430 1,780 933 397 109 44 52 228 1,250 2,380
13 3,220 2,590 2,620 1,850 885 380 105 44 47 209 1,120 2,920
14 3,230 2,750 2,820 1,820 855 364 100 43 45 238 1,140 3,180
15 3,250 2,520 2,620 1,680 849 349 95 43 44 220 1,200 3,130
16 3,560 2,900 2,860 1,620 852 330 91 46 45 328 1,250 2,630
17 3,930 2,820 2,550 1,660 834 313 89 44 45 265 1,240 2,570
18 3,520 2,930 2,570 1,680 880 306 87 43 48 239 1,290 2,210
19 3,870 2,940 2,190 1,640 854 297 86 43 51 284 1,270 2,440
20 3,980 2,580 2,140 1,630 800 284 83 44 52 221 1,570 2,640
21 3,500 2,640 2,210 1,550 799 266 79 42 50 190 1,800 3,360
22 3,420 2,560 2,360 1,450 806 251 75 41 49 182 2,200 3,620
23 2,920 2,670 2,440 1,460 753 239 73 40 50 264 2,310 2,960
24 2,900 2,240 2,410 1,590 729 226 70 40 52 281 2,580 2,520
25 2,740 2,330 2,440 1,430 696 218 68 42 64 391 1,930 2,360
26 3,050 2,330 2,330 1,330 670 215 65 44 91 372 1,940 2,410
27 2,980 2,430 2,200 1,330 670 204 63 44 76 366 1,740 2,550
28 2,570 2,660 2,250 1,320 668 197 61 42 88 363 1,770 3,130
29 2,270 2,820 2,440 1,220 631 191 59 41 104 422 1,750 2,980
30 2,200   2,920 1,150 621 181 57 45 137 465 1,950 3,010
31 2,300   2,360   691   56 48   458   2,830