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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 14033500 UMATILLA RIVER NEAR UMATILLA, OR


Umatilla County, Oregon
Hydrologic Unit Code 17070103
Latitude  45°54'11", Longitude 119°19'33" NAD27
Drainage area 2,290  square miles
Gage datum 330.47 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 1904-10-01 -> 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
1 625 939 889 1,450 992 447 66 30 47 86 173 436
2 630 884 919 1,480 957 375 65 31 50 92 178 439
3 596 856 944 1,400 941 356 62 33 48 97 181 472
4 572 837 969 1,350 926 354 66 31 49 96 181 432
5 557 817 976 1,350 931 341 59 33 51 98 181 405
6 610 796 989 1,450 925 325 51 33 55 100 198 401
7 655 988 1,000 1,450 914 302 45 34 55 104 192 422
8 674 1,040 984 1,430 903 318 41 34 53 104 200 488
9 667 985 993 1,480 873 322 39 33 54 105 216 448
10 626 968 1,100 1,460 846 290 39 32 54 107 217 414
11 592 1,000 1,220 1,480 805 274 38 32 57 107 211 431
12 572 955 1,190 1,470 790 253 37 31 59 106 214 511
13 597 919 1,160 1,480 750 250 36 32 58 108 220 564
14 659 920 1,180 1,490 716 249 34 34 58 110 219 620
15 730 932 1,210 1,450 685 226 33 37 59 112 234 572
16 772 964 1,260 1,340 673 193 31 40 62 116 241 512
17 798 1,050 1,290 1,270 662 167 30 43 64 118 250 454
18 839 1,020 1,290 1,260 648 149 29 40 66 121 265 453
19 851 1,040 1,370 1,210 644 131 30 40 67 124 262 448
20 786 1,030 1,360 1,220 677 115 29 41 66 129 258 430
21 747 988 1,350 1,260 718 110 29 42 66 133 262 556
22 743 1,000 1,330 1,240 637 105 31 43 65 135 277 598
23 741 1,020 1,310 1,220 560 97 29 43 68 141 296 617
24 776 998 1,290 1,230 518 88 29 43 71 151 301 617
25 842 979 1,320 1,230 488 85 31 43 72 152 314 590
26 888 917 1,310 1,140 475 81 30 46 73 148 346 590
27 812 905 1,300 1,120 483 96 36 46 74 150 393 581
28 795 865 1,280 1,120 470 102 32 43 76 150 411 561
29 820 1,130 1,260 1,100 449 89 30 44 79 152 437 580
30 867   1,290 1,060 535 78 30 46 81 158 403 653
31 906   1,360   561   30 45   161   686