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USGS Daily Statistics for Washington

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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 12448998 TWISP RIVER NEAR TWISP, WA


Okanogan County, Washington
Hydrologic Unit Code 17020008
Latitude  48°22'12", Longitude 120°08'51" NAD27
Drainage area 245  square miles
Gage datum 1,640 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 1974-10-01 -> 2019-09-30)

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 69 75 86 215 529 1,120 620 154 54 51 84 120
2 69 75 86 228 561 1,140 592 145 52 54 82 111
3 69 76 86 239 592 1,150 589 138 52 55 79 105
4 69 75 86 245 620 1,160 572 138 51 58 80 103
5 69 76 86 247 658 1,160 550 133 49 59 82 114
6 70 76 88 248 681 1,120 541 126 57 58 92 107
7 70 77 90 263 706 1,080 535 128 55 58 131 103
8 73 79 90 285 741 1,050 526 121 53 58 115 98
9 72 81 92 313 766 985 507 113 50 60 111 102
10 72 80 94 325 793 949 477 106 49 61 116 101
11 71 80 96 328 794 918 448 101 48 61 113 100
12 70 79 104 329 831 925 426 96 46 60 116 98
13 69 79 110 333 868 933 405 92 44 60 125 96
14 70 79 115 335 912 921 380 90 44 60 125 93
15 70 80 123 326 980 911 349 87 44 61 119 90
16 72 81 126 325 1,030 896 332 83 45 62 115 90
17 79 82 127 327 1,090 871 317 79 44 64 110 86
18 74 82 129 335 1,130 857 299 77 44 67 108 84
19 74 83 134 353 1,140 817 283 77 43 67 108 82
20 78 86 142 382 1,090 809 268 74 43 72 102 81
21 77 87 144 422 1,050 830 261 74 43 102 97 80
22 76 88 148 444 1,030 815 247 71 43 81 96 80
23 79 88 154 447 1,040 799 237 67 43 76 109 78
24 85 87 158 468 1,050 767 230 64 43 75 138 76
25 84 85 165 481 1,060 731 222 65 44 73 133 76
26 81 85 168 485 1,030 689 209 63 43 73 121 74
27 80 86 172 492 1,000 662 200 60 44 74 112 74
28 79 85 175 502 1,020 653 188 58 44 73 111 75
29 78 99 179 511 1,060 686 181 57 46 73 141 73
30 77   186 524 1,070 670 174 56 47 74 142 71
31 76   200   1,090   162 56   81   69