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USGS 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 14020850 UMATILLA R AT W RESERVATION BNDY NR PENDLETON, OR


Umatilla County, Oregon
Hydrologic Unit Code 17070103
Latitude  45°40'18", Longitude 118°44'08" NAD27
Drainage area 441  square miles
Gage datum 1,130 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 1995-10-01 -> 2025-09-30)

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
1 919 992 846 1,400 1,120 587 120 46 41 60 99 376
2 807 872 833 1,370 1,060 563 112 45 42 59 94 428
3 666 838 848 1,300 1,050 667 106 44 42 57 91 462
4 620 837 869 1,290 1,040 631 100 44 42 58 93 427
5 609 863 861 1,350 1,080 614 95 43 42 57 119 404
6 636 1,190 960 1,440 1,130 541 91 43 43 56 114 379
7 623 1,490 915 1,410 1,160 473 87 44 42 56 117 357
8 694 1,300 942 1,550 1,040 426 83 44 42 56 140 412
9 663 1,180 1,030 1,660 941 394 80 43 43 59 138 424
10 666 1,070 1,350 1,600 858 398 79 42 44 60 130 441
11 663 902 1,320 1,550 823 406 77 42 44 61 126 462
12 679 821 1,240 1,550 831 417 73 41 44 61 134 498
13 704 786 1,250 1,500 817 461 71 41 44 61 142 593
14 681 780 1,300 1,550 824 443 68 41 43 61 161 653
15 714 925 1,350 1,390 893 375 65 40 44 61 156 598
16 843 991 1,490 1,260 992 328 63 40 45 62 151 510
17 972 975 1,370 1,380 1,030 296 62 39 46 62 154 491
18 819 1,000 1,280 1,310 994 270 61 39 48 63 159 476
19 786 1,010 1,340 1,310 928 258 60 39 49 63 168 474
20 786 903 1,320 1,550 927 236 59 40 50 67 204 441
21 813 829 1,280 1,500 985 217 57 41 51 66 219 590
22 789 865 1,270 1,370 823 201 55 41 51 69 243 523
23 721 886 1,360 1,360 770 184 55 42 50 73 253 484
24 745 879 1,410 1,510 759 171 53 42 49 73 271 492
25 743 789 1,450 1,420 705 163 52 42 48 74 302 483
26 717 724 1,390 1,350 705 157 50 42 49 73 392 462
27 795 700 1,330 1,350 709 152 49 41 49 75 338 463
28 769 763 1,350 1,300 720 145 48 41 49 77 483 504
29 905 1,020 1,440 1,230 756 137 47 40 50 85 430 673
30 981   1,470 1,170 725 128 47 40 52 88 407 874
31 1,010   1,460   641   46 41   96   897