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USGS Surface-Water Daily Statistics for Oregon

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 14308000 SOUTH UMPQUA RIVER AT TILLER, OR


Douglas County, Oregon
Hydrologic Unit Code 17100302
Latitude  42°55'50", Longitude 122°56'50" NAD27
Drainage area 449  square miles
Gage datum 991.8 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 1910-10-01 -> 2022-09-30)

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 1,940 1,890 1,610 1,900 1,170 836 252 89 61 84 337 1,930
2 1,750 1,820 1,840 1,750 1,190 789 241 87 64 82 371 2,110
3 1,560 1,890 1,710 1,640 1,200 777 227 85 64 85 363 1,960
4 1,590 1,830 1,610 1,530 1,200 762 212 86 59 84 412 1,810
5 1,660 1,850 1,690 1,580 1,220 743 201 83 59 90 395 1,890
6 1,850 1,880 1,730 1,560 1,260 725 194 80 60 86 472 2,080
7 1,870 1,930 1,710 1,540 1,270 792 185 81 60 87 422 1,910
8 2,000 1,880 1,620 1,720 1,250 750 178 80 61 89 633 1,870
9 1,930 1,790 1,750 1,660 1,220 674 173 77 63 104 598 1,940
10 2,190 1,650 1,850 1,570 1,220 623 169 75 68 148 501 1,990
11 2,240 1,600 1,690 1,560 1,170 572 160 75 66 139 549 2,000
12 2,070 1,660 1,620 1,480 1,100 552 153 72 61 137 751 1,990
13 2,130 2,040 1,630 1,490 1,050 527 147 70 59 126 750 2,200
14 2,190 2,080 1,700 1,470 1,020 496 141 70 61 124 778 2,230
15 2,470 2,050 1,740 1,410 1,030 481 136 72 64 138 915 2,070
16 2,550 2,140 1,860 1,390 1,060 454 131 73 71 173 871 1,740
17 2,800 2,140 1,820 1,440 1,070 438 129 72 71 136 832 1,740
18 2,900 2,250 1,760 1,470 1,100 418 128 71 78 141 1,100 1,630
19 2,500 2,200 1,780 1,430 1,090 413 131 69 79 179 1,220 1,670
20 2,420 1,990 1,640 1,400 1,040 397 122 68 75 177 1,130 1,690
21 2,320 2,070 1,670 1,390 1,000 369 116 68 71 188 1,100 2,350
22 2,380 2,190 1,720 1,360 962 344 120 66 65 205 1,450 2,410
23 2,210 2,090 1,780 1,360 915 327 120 68 63 272 1,610 1,950
24 2,020 1,810 1,870 1,430 878 313 110 68 70 237 1,760 1,740
25 1,930 1,750 1,790 1,360 903 312 105 70 88 245 1,410 1,710
26 2,030 1,690 1,850 1,300 916 311 104 69 103 269 1,490 1,840
27 2,020 1,660 1,720 1,270 876 300 108 66 97 258 1,460 1,900
28 2,050 1,770 1,670 1,280 852 288 113 63 99 373 1,590 2,380
29 2,050 1,940 1,660 1,210 854 280 99 62 103 544 1,610 2,190
30 1,870   1,950 1,180 813 264 94 66 112 430 1,590 2,170
31 1,750   1,950   805   91 64   361   2,200