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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 14169000 LONG TOM RIVER NEAR ALVADORE, OR


Lane County, Oregon
Hydrologic Unit Code 17090003
Latitude  44°07'25", Longitude 123°17'55" NAD27
Drainage area 252  square miles
Gage datum 332.00 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 1939-10-01 -> 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 1,500 1,230 675 456 166 115 46 52 84 363 772 840
2 1,430 1,280 601 428 171 114 45 53 86 452 783 802
3 1,350 1,270 530 376 198 107 43 53 88 528 794 852
4 1,290 1,240 523 311 206 115 41 54 92 596 788 880
5 1,280 1,180 576 270 189 127 41 58 95 633 789 920
6 1,280 1,050 586 233 236 119 40 61 102 668 768 1,010
7 1,320 888 569 249 242 110 40 59 116 704 748 1,070
8 1,330 866 531 293 222 96 41 63 129 722 739 1,100
9 1,390 814 501 320 198 90 42 65 130 750 728 1,120
10 1,430 832 523 335 182 83 43 63 133 769 719 1,100
11 1,420 781 550 340 178 78 43 62 139 779 716 1,050
12 1,480 741 496 351 157 70 44 62 141 786 710 1,010
13 1,510 780 506 346 155 64 44 65 146 784 682 944
14 1,530 810 478 308 167 59 45 66 142 772 629 968
15 1,530 826 506 283 169 60 47 70 148 769 554 989
16 1,460 858 511 299 162 57 48 74 159 759 485 1,040
17 1,510 877 460 299 177 53 47 76 159 743 463 1,110
18 1,520 846 429 284 195 50 47 77 160 743 477 1,180
19 1,470 882 405 249 173 50 47 77 156 745 456 1,160
20 1,420 910 384 233 159 54 47 78 158 766 502 1,080
21 1,370 840 380 225 155 57 47 80 179 768 589 1,090
22 1,310 710 390 223 154 55 48 79 182 758 611 1,190
23 1,310 663 402 218 136 53 49 80 181 770 642 1,280
24 1,330 624 381 234 128 51 50 80 185 782 648 1,300
25 1,300 661 372 236 126 50 50 85 205 791 710 1,310
26 1,400 766 326 225 135 51 51 88 210 774 751 1,270
27 1,350 802 313 220 140 51 51 84 219 767 803 1,310
28 1,270 739 348 195 136 49 51 83 232 769 845 1,340
29 1,210 983 374 186 122 47 51 83 250 754 844 1,300
30 1,200   365 178 104 47 52 86 284 738 837 1,290
31 1,200   403   114   51 83   744   1,310