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USGS Daily Statistics for Iowa

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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 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
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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 2002-10-01 -> 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
1 183 139 428 760 515 671 703 309 328 312 305 205
2 186 136 385 712 574 718 665 283 294 366 271 203
3 181 186 305 627 617 653 601 265 274 452 257 202
4 174 282 264 591 727 582 535 262 273 414 253 195
5 165 197 304 545 750 553 486 266 416 379 253 187
6 166 178 388 503 696 562 561 255 370 378 259 179
7 169 193 379 482 613 548 584 255 527 374 258 173
8 165 156 391 508 548 897 564 250 457 361 247 167
9 156 127 463 516 544 1,270 544 254 425 442 234 167
10 153 139 553 741 582 1,460 527 245 436 518 225 166
11 147 170 557 724 579 1,030 503 235 369 434 221 163
12 140 163 577 614 579 893 501 226 331 381 225 160
13 130 153 568 554 585 835 483 223 394 344 231 161
14 127 192 838 635 647 736 422 216 403 320 238 161
15 124 230 878 816 620 707 453 208 319 313 246 192
16 122 202 763 658 587 814 394 199 458 314 233 204
17 124 168 681 576 524 814 376 216 422 302 221 188
18 122 166 627 569 505 728 384 199 324 295 212 173
19 119 184 609 602 516 773 386 206 449 288 205 165
20 120 242 736 646 619 752 388 223 649 282 203 164
21 125 373 828 697 860 695 358 249 573 289 203 163
22 203 398 758 679 848 932 365 436 627 304 216 158
23 193 287 756 627 833 1,280 446 306 663 320 222 147
24 176 248 700 580 690 1,080 574 712 651 322 215 139
25 164 214 551 585 631 805 647 662 565 318 205 140
26 159 199 521 591 621 671 552 402 441 329 198 143
27 169 259 521 594 683 690 435 337 398 373 195 206
28 153 350 603 559 758 793 386 494 354 355 199 272
29 151 354 624 516 745 798 406 713 321 309 205 228
30 143   717 496 791 699 376 485 301 295 208 201
31 141   761   859   338 372   322   198