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USGS Daily Statistics for the Nation

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 11493500 WILLIAMSON RIVER NEAR KLAMATH AGENCY, OR


Klamath County, Oregon
Hydrologic Unit Code 18010201
Latitude  42°44'23.73", Longitude 121°50'04.26" NAD83
Drainage area 1,290  square miles
Gage datum 4,487.42 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 1954-10-01 -> 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
1 154 171 280 389 273 129 52 16 6.3 16 46 122
2 151 176 284 391 266 126 50 15 6.3 17 48 125
3 149 182 288 394 260 125 49 15 6.2 17 49 129
4 147 185 290 394 256 120 47 14 6.1 18 51 130
5 145 184 291 391 252 116 45 14 6 18 52 130
6 144 184 291 386 248 113 43 13 6.1 19 53 130
7 141 186 296 384 244 111 41 13 6.3 19 55 132
8 140 186 300 382 237 108 40 12 6.5 20 57 136
9 140 186 302 378 232 105 38 12 6.6 20 59 139
10 141 187 306 376 225 102 37 11 6.7 21 62 140
11 144 188 311 374 219 100 36 11 6.9 23 65 143
12 145 190 314 368 214 97 34 10 7 23 68 144
13 148 193 317 364 209 94 33 10 7.2 24 70 144
14 150 195 322 359 205 92 32 9.8 7.5 25 73 146
15 154 199 328 355 199 89 30 9.5 7.7 26 76 147
16 157 205 333 351 193 87 29 9.2 7.8 27 78 148
17 159 212 337 347 188 84 28 8.7 8 27 81 149
18 160 217 339 343 183 82 27 8.3 8.3 28 83 148
19 161 223 340 338 179 79 26 8 9 28 86 149
20 162 230 342 332 176 77 25 7.9 9.4 30 88 150
21 163 235 343 327 171 75 24 7.7 9.8 31 91 152
22 165 238 343 321 167 72 23 7.5 10 32 95 160
23 167 246 344 315 162 70 22 7.5 10 33 98 165
24 167 252 346 309 158 67 21 7.3 11 34 101 165
25 170 258 353 305 153 65 20 7.1 11 35 105 167
26 170 265 357 301 149 63 19 6.9 11 37 109 166
27 169 269 359 296 146 61 19 6.5 12 39 112 163
28 170 276 364 291 142 58 18 6.3 13 40 115 161
29 171 298 370 287 139 56 17 6.1 13 42 118 156
30 173   376 280 135 54 17 6.2 14 43 120 153
31 174   381   133   16 6.3   45   155