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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 05472500 North Skunk River near Sigourney, IA


Keokuk County, Iowa
Hydrologic Unit Code 07080106
Latitude  41°18'03.04", Longitude  92°12'16.64" NAD83
Drainage area 730  square miles
Gage datum 650.69 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 1945-10-01 -> 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
1 241 228 614 962 923 986 744 317 300 233 304 314
2 245 237 574 837 896 947 761 281 353 212 418 313
3 255 247 591 785 879 868 836 279 301 260 406 255
4 247 323 706 746 796 762 804 273 251 256 340 232
5 263 308 800 723 750 740 806 356 231 261 340 248
6 286 276 776 701 694 751 832 460 312 306 284 249
7 371 265 765 626 795 809 861 405 344 308 244 244
8 360 293 805 604 863 806 708 329 316 260 219 246
9 300 301 766 566 883 801 638 369 320 284 209 219
10 246 315 832 562 904 802 644 437 366 329 247 204
11 211 319 861 654 930 794 644 416 328 350 247 197
12 205 294 919 711 903 923 600 427 267 379 256 202
13 215 264 1,090 707 959 1,050 585 390 293 364 274 216
14 238 271 1,080 705 914 1,170 508 424 315 339 292 270
15 293 301 1,100 692 806 1,380 446 421 331 297 265 303
16 254 319 1,080 711 812 1,230 440 380 298 263 294 341
17 279 352 978 718 894 1,070 443 348 277 258 311 320
18 285 431 951 811 924 1,010 463 313 265 300 308 280
19 274 494 1,010 884 997 972 524 288 315 298 302 252
20 282 606 1,060 969 971 1,090 550 276 374 279 287 215
21 293 683 1,010 1,020 924 1,070 550 268 407 236 300 214
22 279 728 1,000 954 773 987 474 227 341 218 276 216
23 301 668 934 880 801 1,020 400 195 327 269 272 218
24 277 661 929 892 970 964 406 225 355 287 246 243
25 257 664 809 874 941 879 414 254 375 314 229 265
26 240 622 700 818 1,020 823 447 264 342 298 250 255
27 248 582 686 868 1,130 809 435 287 336 254 287 284
28 233 587 683 884 1,300 782 477 332 322 225 299 326
29 233 687 708 838 1,320 767 438 333 283 233 295 321
30 241   720 908 1,220 786 430 357 257 271 315 304
31 229   991   1,070   396 336   256   264