USGS Surface Water data for Oregon: USGS Daily Statistics

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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 14170000 LONG TOM RIVER AT MONROE, OR

Available data for this site

Benton County, Oregon
Hydrologic Unit Code 17090003

Latitude 44°18'46.2", Longitude 123°17'46.9" NAD83

Drainage area 391 square miles
Gage datum 273.66 feet above NAVD88

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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 1921-10-01 -> 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 2,150 1,880 1,230 896 299 170 62 42 69 288 721 1,190

2 2,150 1,950 1,160 846 295 161 59 43 71 366 800 1,210

3 2,130 1,960 1,070 784 315 159 56 43 72 428 841 1,250

4 2,140 1,930 1,010 678 339 157 54 43 76 490 803 1,350

5 2,040 1,870 1,050 621 326 170 52 46 80 535 797 1,350

6 2,060 1,820 1,050 586 359 166 50 49 85 563 775 1,410

7 2,140 1,860 1,010 571 378 154 48 50 94 603 770 1,420

8 2,120 1,780 984 608 353 138 47 49 110 622 762 1,430

9 2,030 1,640 959 627 325 129 46 50 112 638 775 1,410

10 2,120 1,550 986 612 293 123 46 52 115 665 769 1,400

11 2,080 1,450 1,000 612 284 119 46 49 118 675 761 1,410

12 2,120 1,370 975 614 262 112 45 48 123 681 774 1,390

13 2,160 1,410 1,010 620 251 103 44 49 125 685 747 1,360

14 2,190 1,410 1,010 606 254 96 43 52 126 674 714 1,410

15 2,200 1,450 1,000 602 257 92 44 53 125 670 675 1,430

16 2,170 1,510 1,020 619 243 88 45 55 134 669 669 1,440

17 2,150 1,540 996 596 243 85 45 59 140 657 638 1,510

18 2,260 1,580 946 550 269 82 45 60 142 667 662 1,540

19 2,180 1,540 929 493 256 79 44 60 147 666 735 1,630

20 2,150 1,520 882 474 229 79 43 62 136 688 773 1,700

21 2,140 1,540 862 478 221 83 42 63 158 692 887 1,800

22 1,990 1,490 880 458 224 86 42 64 162 680 1,000 1,810

23 1,910 1,370 874 442 208 88 42 64 163 685 1,040 1,800

24 1,910 1,340 866 434 189 83 42 65 158 687 1,080 1,810

25 1,900 1,330 839 417 189 80 42 68 178 705 1,100 1,810

26 1,950 1,370 797 394 194 74 42 71 188 695 1,140 1,820

27 1,990 1,370 765 379 200 71 42 68 194 695 1,160 1,880

28 1,980 1,310 783 347 189 69 42 67 207 709 1,190 2,090

29 1,940 1,560 817 324 176 66 42 68 220 714 1,140 2,110

30 1,870 879 307 161 63 41 69 241 698 1,140 2,120

31 1,860 871 162 42 71 701 2,160

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U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water data for Oregon: USGS Daily Statistics
URL: https://waterdata.usgs.gov/or/nwis/dvstat?

Page Contact Information: Oregon Water Data Support Team
Page Last Modified: 2025-10-01 19:08:55 EDT
0.86 0.75 sdww02

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 1921-10-01 -> 2025-09-30) Calculation period restricted by USGS staff due to special conditions at/near site
Day of month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1	2,150	1,880	1,230	896	299	170	62	42	69	288	721	1,190
2	2,150	1,950	1,160	846	295	161	59	43	71	366	800	1,210
3	2,130	1,960	1,070	784	315	159	56	43	72	428	841	1,250
4	2,140	1,930	1,010	678	339	157	54	43	76	490	803	1,350
5	2,040	1,870	1,050	621	326	170	52	46	80	535	797	1,350
6	2,060	1,820	1,050	586	359	166	50	49	85	563	775	1,410
7	2,140	1,860	1,010	571	378	154	48	50	94	603	770	1,420
8	2,120	1,780	984	608	353	138	47	49	110	622	762	1,430
9	2,030	1,640	959	627	325	129	46	50	112	638	775	1,410
10	2,120	1,550	986	612	293	123	46	52	115	665	769	1,400
11	2,080	1,450	1,000	612	284	119	46	49	118	675	761	1,410
12	2,120	1,370	975	614	262	112	45	48	123	681	774	1,390
13	2,160	1,410	1,010	620	251	103	44	49	125	685	747	1,360
14	2,190	1,410	1,010	606	254	96	43	52	126	674	714	1,410
15	2,200	1,450	1,000	602	257	92	44	53	125	670	675	1,430
16	2,170	1,510	1,020	619	243	88	45	55	134	669	669	1,440
17	2,150	1,540	996	596	243	85	45	59	140	657	638	1,510
18	2,260	1,580	946	550	269	82	45	60	142	667	662	1,540
19	2,180	1,540	929	493	256	79	44	60	147	666	735	1,630
20	2,150	1,520	882	474	229	79	43	62	136	688	773	1,700
21	2,140	1,540	862	478	221	83	42	63	158	692	887	1,800
22	1,990	1,490	880	458	224	86	42	64	162	680	1,000	1,810
23	1,910	1,370	874	442	208	88	42	64	163	685	1,040	1,800
24	1,910	1,340	866	434	189	83	42	65	158	687	1,080	1,810
25	1,900	1,330	839	417	189	80	42	68	178	705	1,100	1,810
26	1,950	1,370	797	394	194	74	42	71	188	695	1,140	1,820
27	1,990	1,370	765	379	200	71	42	68	194	695	1,160	1,880
28	1,980	1,310	783	347	189	69	42	67	207	709	1,190	2,090
29	1,940	1,560	817	324	176	66	42	68	220	714	1,140	2,110
30	1,870		879	307	161	63	41	69	241	698	1,140	2,120
31	1,860		871		162		42	71		701		2,160