Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

USGS Daily Statistics for Iowa

Click to hide state-specific text

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

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


! Statistics pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline.

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 05387440 Upper Iowa River at Bluffton, IA


Winneshiek County, Iowa
Hydrologic Unit Code 07060002
Latitude  43°24'25", Longitude  91°53'56" NAD27
Drainage area 367  square miles
Gage datum 944.65 feet above NAVD88
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 2002-10-01 -> 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
1 182 136 412 758 539 656 740 328 337 303 295 196
2 183 133 371 709 590 700 699 298 303 355 263 195
3 177 182 295 638 630 638 700 278 281 438 250 194
4 170 273 257 609 732 570 673 271 279 401 247 190
5 161 191 327 554 749 543 610 272 407 367 247 181
6 162 173 392 509 694 551 672 264 364 366 252 172
7 165 188 379 485 612 537 643 261 506 362 251 166
8 161 152 388 506 547 871 603 254 442 350 240 161
9 153 124 457 512 541 1,220 571 256 411 427 227 161
10 150 135 541 726 576 1,410 547 248 425 499 220 160
11 144 165 544 707 572 1,000 524 239 361 419 216 157
12 137 159 561 601 570 865 519 233 324 368 220 154
13 128 149 551 543 575 810 497 228 384 332 225 155
14 125 186 809 620 633 715 437 220 393 310 232 156
15 122 222 847 793 607 689 461 212 312 303 240 185
16 121 196 736 640 575 791 404 207 445 304 227 197
17 123 163 658 562 510 792 385 356 411 293 216 182
18 121 161 606 555 494 711 388 432 317 285 207 167
19 117 178 589 587 505 755 389 466 436 279 201 159
20 118 234 710 630 604 734 411 420 627 273 200 158
21 124 359 798 692 842 679 376 367 555 280 202 158
22 198 383 732 712 848 904 374 494 606 294 215 153
23 188 276 732 668 834 1,470 477 357 640 309 220 143
24 171 239 680 608 691 1,350 586 716 628 311 212 135
25 160 207 537 604 629 869 673 662 546 308 202 136
26 155 192 508 610 616 723 575 417 428 318 196 140
27 164 250 508 611 673 780 451 353 387 360 192 201
28 149 337 586 572 744 885 398 493 344 343 196 271
29 147 354 607 531 729 877 412 691 312 298 199 229
30 139   696 528 773 760 384 481 293 285 200 204
31 138   750   837   354 381   312   199