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USGS Daily Statistics for Iowa

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Boating safety tips are available from the U.S. Coast Guard.

NOTE: Station Numbers for Iowa precipitation gages have changed (see list).


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 05479000 East Fork Des Moines River at Dakota City, IA


Humboldt County, Iowa
Hydrologic Unit Code 07100003
Latitude  42°43'25", Longitude  94°11'35.7" NAD83
Drainage area 1,308  square miles
Gage datum 1,038.90 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 1940-10-01 -> 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
1 241 137 529 1,750 1,240 1,390 1,470 457 398 432 386 323
2 231 137 543 1,700 1,250 1,350 1,380 421 391 440 389 325
3 221 139 563 1,630 1,260 1,340 1,330 407 371 436 387 316
4 205 142 573 1,620 1,290 1,330 1,260 394 363 438 376 307
5 196 151 592 1,610 1,290 1,350 1,170 384 375 455 370 294
6 190 151 634 1,630 1,280 1,330 1,110 373 372 473 369 280
7 183 144 652 1,640 1,260 1,280 1,050 348 352 478 370 265
8 180 142 659 1,640 1,250 1,320 1,030 333 350 483 363 269
9 168 145 669 1,590 1,240 1,310 1,040 323 365 492 349 265
10 162 161 704 1,500 1,220 1,240 1,050 307 358 499 338 254
11 156 171 737 1,450 1,200 1,220 1,060 302 345 500 332 249
12 145 186 800 1,460 1,200 1,250 1,010 307 326 505 332 246
13 141 193 827 1,470 1,210 1,400 935 308 325 498 333 243
14 135 208 907 1,470 1,220 1,510 893 315 321 479 334 262
15 128 218 992 1,480 1,230 1,520 872 358 304 463 335 278
16 125 217 1,070 1,470 1,250 1,540 827 359 314 444 337 281
17 133 235 1,130 1,450 1,280 1,550 799 357 324 427 338 280
18 132 276 1,170 1,410 1,310 1,620 795 350 329 412 348 279
19 137 317 1,200 1,360 1,250 1,640 802 345 336 404 357 272
20 141 386 1,230 1,350 1,220 1,630 775 362 384 404 358 271
21 144 423 1,220 1,350 1,230 1,700 735 369 445 401 366 263
22 145 451 1,220 1,350 1,320 1,610 703 389 459 400 370 251
23 150 456 1,210 1,350 1,330 1,650 687 383 464 410 369 238
24 146 458 1,190 1,330 1,390 1,720 682 429 465 414 361 223
25 144 447 1,190 1,330 1,380 1,690 668 437 463 410 356 219
26 143 458 1,240 1,320 1,390 1,670 641 406 461 405 354 218
27 138 493 1,340 1,290 1,400 1,660 620 375 461 402 351 222
28 136 510 1,440 1,270 1,420 1,600 603 354 448 399 340 233
29 136 719 1,470 1,250 1,430 1,520 569 361 439 393 330 240
30 135   1,510 1,230 1,440 1,500 526 380 432 389 328 250
31 138   1,660   1,420   498 395   387   250