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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 14312000 SOUTH UMPQUA RIVER NEAR BROCKWAY, OR


Douglas County, Oregon
Hydrologic Unit Code 17100302
Latitude  43°08'00", Longitude 123°23'50" NAD27
Drainage area 1,670  square miles
Gage datum 462.52 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 84 - 87 years of record in, ft3/s   (Calculation Period 1906-10-01 -> 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 5,870 5,720 4,900 4,850 2,460 1,390 441 154 133 210 1,160 4,570
2 5,330 5,930 5,240 4,440 2,490 1,380 425 152 128 191 952 4,940
3 5,160 6,260 5,080 4,050 2,350 1,320 405 149 124 193 912 5,040
4 6,290 6,290 4,700 3,730 2,270 1,320 383 145 123 204 879 4,840
5 5,660 6,270 4,720 3,610 2,220 1,280 361 146 122 203 925 5,170
6 6,130 6,040 4,900 3,630 2,540 1,210 344 143 123 212 1,090 5,460
7 6,180 6,170 4,720 3,940 2,550 1,250 332 141 125 213 948 5,590
8 6,170 6,140 4,500 3,720 2,360 1,270 318 140 125 219 1,290 5,560
9 6,450 6,240 4,770 3,600 2,300 1,160 305 141 126 222 1,430 5,510
10 6,710 5,800 5,050 3,590 2,290 1,070 296 138 132 291 1,420 5,250
11 7,140 5,340 4,870 3,590 2,180 1,010 286 135 144 324 1,370 5,490
12 6,700 5,050 4,760 3,420 2,020 950 274 133 137 352 1,840 5,250
13 7,060 5,950 4,800 3,340 1,890 896 263 129 131 382 1,760 5,710
14 6,800 5,900 4,940 3,300 1,790 851 252 126 128 307 1,790 5,810
15 7,590 5,760 4,870 3,180 1,750 809 242 125 130 367 2,040 6,030
16 8,270 6,140 5,110 3,070 1,790 787 233 128 136 416 2,360 5,190
17 8,480 6,220 5,140 3,060 1,830 744 227 131 146 476 2,230 4,760
18 8,870 7,210 5,110 3,160 1,870 708 223 130 150 378 2,440 4,490
19 8,050 6,790 4,930 3,240 1,930 681 223 130 157 378 3,160 4,510
20 8,200 6,130 4,710 3,130 1,870 672 226 132 161 382 3,060 4,940
21 7,870 6,440 4,510 3,040 1,870 649 212 131 160 414 3,040 6,480
22 7,400 6,350 4,580 2,910 1,780 616 201 130 157 402 3,240 6,920
23 7,100 6,160 4,850 2,780 1,660 580 206 128 150 472 5,080 6,270
24 6,550 5,660 4,900 2,820 1,590 557 200 130 146 570 4,690 5,580
25 5,870 5,820 5,040 2,800 1,560 538 187 135 155 541 3,970 5,390
26 6,250 5,410 4,690 2,630 1,680 526 184 135 210 588 3,830 6,340
27 6,610 5,070 4,360 2,520 1,660 509 185 133 196 588 3,920 6,120
28 6,540 5,220 4,220 2,500 1,540 493 197 133 191 791 3,960 7,010
29 6,400 5,150 4,400 2,410 1,510 489 186 129 194 1,600 4,210 7,160
30 5,750   5,130 2,360 1,480 479 169 130 220 1,300 4,310 6,960
31 5,470   5,190   1,380   161 135   952   7,130