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USGS Daily Statistics for Kansas

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Historic (pre-2007) gage-height data may contain erroneous values, such as pressure sensors encased in ice, even if they are flagged as approved. These data are made available to the public, but data users are cautioned to carefully screen the data and contact the USGS Kansas Water Science Center if they have questions or concerns about specific values.

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 07180400 COTTONWOOD R NR FLORENCE, KS


Marion County, Kansas
Hydrologic Unit Code 11070202
Latitude  38°14'10", Longitude  96°52'37" NAD27
Drainage area 754  square miles
Contributing drainage area 754  square miles
Gage datum 1,232.18 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 1961-10-01 -> 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
1 130 267 304 381 523 745 308 199 188 169 1,010 128
2 116 272 230 389 403 663 329 251 153 189 1,080 155
3 101 149 310 333 477 722 600 346 98 265 362 150
4 111 189 348 286 370 942 483 276 200 180 228 167
5 138 216 482 440 304 969 752 245 212 227 170 184
6 128 159 272 444 422 584 700 202 125 160 159 175
7 118 142 210 346 670 427 591 157 98 233 131 146
8 97 136 201 395 1,350 567 410 178 152 285 132 143
9 87 139 271 269 1,340 1,020 326 204 218 433 205 155
10 83 113 271 248 591 1,100 336 252 187 617 202 138
11 79 126 354 346 391 871 394 130 186 597 195 125
12 75 146 207 286 401 805 403 156 171 492 202 131
13 75 140 197 229 354 741 423 190 304 220 148 134
14 74 145 272 235 382 796 425 153 171 162 139 233
15 73 127 215 337 244 651 512 177 145 159 144 189
16 80 143 224 293 300 796 286 290 160 197 211 180
17 119 198 372 237 545 878 229 179 111 312 268 123
18 112 185 438 304 456 604 243 119 121 186 163 112
19 125 135 412 275 362 647 260 122 163 112 262 126
20 139 120 301 278 502 695 276 173 171 113 266 183
21 126 166 302 535 702 657 357 134 375 108 188 147
22 120 203 342 276 851 801 335 183 502 103 127 129
23 112 226 371 252 770 832 311 279 392 97 117 135
24 107 345 575 359 809 701 401 180 297 102 110 175
25 113 374 428 317 739 447 455 292 393 101 111 208
26 123 256 336 345 764 546 315 315 243 130 108 138
27 193 192 270 613 1,040 547 270 294 264 119 116 170
28 206 211 275 523 987 461 287 173 256 120 117 167
29 175 263 426 484 591 340 283 262 165 144 101 141
30 180   483 439 610 384 495 136 223 205 133 171
31 255   443   556   467 185   345   154