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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 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 -> 2024-09-30)

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
1 924 992 846 1,400 1,120 598 121 46 42 60 100 382
2 813 872 833 1,370 1,060 574 114 45 42 59 94 437
3 665 838 848 1,300 1,050 679 107 45 42 58 91 473
4 599 837 869 1,290 1,040 640 102 44 42 59 94 436
5 572 863 861 1,350 1,080 625 96 44 43 57 120 413
6 583 1,190 960 1,440 1,130 550 92 43 43 57 116 388
7 623 1,490 915 1,410 1,160 481 88 44 42 56 118 366
8 694 1,300 942 1,550 1,040 433 84 44 42 57 143 422
9 663 1,180 1,030 1,660 941 400 81 43 43 59 141 434
10 666 1,070 1,350 1,600 858 405 80 42 44 61 132 451
11 663 902 1,320 1,550 823 414 78 42 44 61 127 473
12 679 821 1,240 1,550 831 426 74 42 44 61 136 510
13 704 786 1,250 1,500 817 471 72 41 43 61 144 608
14 681 780 1,300 1,550 824 453 69 42 43 61 164 670
15 714 925 1,350 1,390 893 383 66 41 43 62 159 612
16 843 991 1,490 1,260 992 335 64 40 45 63 153 518
17 972 975 1,370 1,380 1,030 301 63 40 46 63 157 497
18 819 1,000 1,280 1,310 994 275 62 39 48 63 157 474
19 786 1,010 1,340 1,310 928 263 60 39 49 63 168 467
20 786 903 1,320 1,550 927 241 59 40 50 67 205 436
21 813 829 1,280 1,500 985 221 58 41 51 67 222 593
22 789 865 1,270 1,370 823 204 56 41 51 69 246 524
23 721 886 1,360 1,360 780 187 55 42 50 74 250 479
24 745 879 1,410 1,510 770 174 54 42 49 74 264 477
25 743 789 1,450 1,420 714 166 52 42 49 75 300 455
26 717 724 1,390 1,350 715 159 51 42 49 74 395 428
27 795 700 1,330 1,350 721 155 50 41 49 75 340 440
28 769 763 1,350 1,300 733 148 49 41 49 77 491 482
29 905 1,020 1,440 1,230 772 139 48 40 50 85 437 656
30 981   1,470 1,170 740 130 47 40 52 89 414 863
31 1,010   1,460   654   47 41   98   895