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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 12409000 COLVILLE RIVER AT KETTLE FALLS, WA


Stevens County, Washington
Hydrologic Unit Code 17020003
Latitude  48°35'40", Longitude 118°03'41" NAD27
Drainage area 1,007  square miles
Gage datum 1,400 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 94 - 96 years of record in, ft3/s   (Calculation Period 1922-10-01 -> 2018-09-30)

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
1 179 235 365 712 878 491 243 102 87 104 136 170
2 179 233 374 724 858 479 236 100 89 104 135 176
3 180 235 378 740 842 468 228 99 86 104 135 179
4 183 238 381 751 831 455 221 98 89 105 139 180
5 189 243 386 763 825 447 216 97 89 108 141 180
6 189 249 392 776 811 437 208 94 89 109 141 178
7 190 253 397 786 800 432 202 93 89 110 142 173
8 195 259 400 793 791 421 195 92 90 110 144 171
9 200 265 406 800 777 414 189 89 90 111 144 165
10 200 267 426 809 763 404 184 88 91 112 144 163
11 199 267 441 813 751 394 179 87 93 113 146 168
12 196 270 454 821 742 385 173 86 95 113 146 171
13 200 275 470 836 727 375 167 86 95 115 149 173
14 207 278 481 855 715 367 164 85 94 115 151 182
15 209 278 493 875 702 358 158 83 96 114 154 185
16 217 283 508 882 691 350 152 85 96 116 157 185
17 226 293 522 894 679 344 147 85 97 116 160 184
18 231 298 534 910 664 335 143 84 99 116 162 185
19 230 302 547 920 650 327 138 84 101 119 162 184
20 233 307 564 922 636 317 133 84 101 120 164 183
21 230 313 581 927 625 309 130 83 100 122 167 187
22 224 318 595 929 613 304 127 85 101 123 169 191
23 223 321 608 927 602 298 123 84 101 126 166 192
24 222 324 624 931 585 290 120 86 101 127 167 190
25 223 328 637 935 567 285 118 88 101 127 170 189
26 224 342 645 930 551 281 115 88 102 128 172 189
27 223 347 649 926 545 275 113 89 100 129 170 188
28 221 354 658 918 543 270 111 88 101 131 167 188
29 225 314 669 916 532 260 108 87 103 132 165 188
30 226   687 907 518 252 106 86 104 134 165 184
31 229   702   505   104 86   135   183