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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 07182260 COTTONWOOD R AT EMPORIA, KS


Lyon County, Kansas
Hydrologic Unit Code 11070203
Latitude  38°23'06.40", Longitude  96°10'53.10" NAD83
Drainage area 1,833.00  square miles
Contributing drainage area 1,833.00  square miles
Gage datum 1,077.25 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 2013-10-01 -> 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
1 453 459 430 2,270 2,680 2,810 1,320 1,660 617 238 472 375
2 396 393 382 1,110 2,730 3,000 1,070 1,480 599 224 388 695
3 314 321 351 774 2,440 2,490 967 695 718 204 251 608
4 247 295 340 754 2,120 1,650 1,900 832 414 242 217 413
5 226 276 320 1,270 2,040 2,270 2,290 764 500 314 203 284
6 246 265 306 1,670 2,110 3,570 1,880 506 1,140 346 198 243
7 332 252 302 1,670 2,460 3,250 1,830 484 696 466 196 218
8 340 240 287 1,110 2,550 2,520 2,170 457 406 743 198 204
9 286 265 296 613 2,740 1,900 1,430 899 968 1,780 186 196
10 217 272 449 533 2,660 2,030 978 979 1,540 2,130 181 187
11 222 241 420 506 2,490 1,560 1,820 591 1,740 2,030 172 184
12 290 240 454 495 1,850 1,420 1,560 388 1,520 1,890 166 179
13 302 237 745 507 963 1,120 1,340 534 624 836 164 201
14 272 230 1,230 611 1,160 879 888 425 374 574 161 221
15 259 225 1,030 551 1,760 983 698 391 310 597 158 545
16 263 219 572 461 1,500 1,490 863 300 346 483 156 586
17 275 221 474 489 2,230 1,660 870 287 437 400 157 413
18 380 220 719 539 2,600 1,520 720 258 430 323 155 350
19 612 218 817 607 2,910 881 598 352 326 275 153 304
20 536 218 686 894 2,470 676 500 324 289 248 152 298
21 408 222 527 842 3,140 579 568 404 227 224 163 294
22 340 233 775 595 3,390 579 537 562 218 208 159 286
23 347 305 929 552 2,980 1,410 461 365 214 273 153 279
24 333 731 921 622 3,760 2,220 407 257 194 228 151 275
25 330 997 989 587 4,600 2,270 376 276 837 461 150 232
26 313 823 737 772 5,370 2,250 339 431 844 378 157 185
27 304 595 662 1,670 6,600 1,890 533 635 602 231 162 493
28 301 524 695 1,690 6,510 1,780 700 560 380 287 156 768
29 296 981 1,250 896 5,890 1,230 502 333 342 421 168 860
30 283   2,850 1,410 4,740 920 501 319 277 340 181 491
31 367   2,650   3,660   1,130 391   341   426