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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 05486490 Middle River near Indianola, IA


Warren County, Iowa
Hydrologic Unit Code 07100008
Latitude  41°25'27.7", Longitude  93°35'14.3" NAD83
Drainage area 489.4  square miles
Gage datum 775.94 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
1 113 149 297 494 589 506 413 128 251 118 210 123
2 103 196 360 419 525 444 393 169 131 242 192 149
3 96 142 439 389 523 416 350 157 145 190 160 110
4 93 137 417 461 483 380 431 209 153 128 137 108
5 125 179 400 436 450 665 393 183 133 151 111 123
6 126 157 341 405 493 719 417 225 130 146 112 120
7 99 140 298 298 678 538 370 173 193 114 122 95
8 88 122 368 323 699 499 328 198 225 138 94 90
9 79 118 402 349 566 790 272 148 180 203 108 84
10 76 137 465 396 637 881 314 110 302 188 132 76
11 78 115 527 466 657 626 334 101 244 258 111 80
12 116 110 521 486 632 839 367 184 230 247 134 78
13 160 167 627 426 714 928 285 126 270 148 121 110
14 96 169 636 421 550 758 262 121 233 187 123 261
15 89 175 613 507 487 764 229 137 287 159 106 244
16 106 172 535 669 471 711 279 110 319 150 137 163
17 143 196 547 514 541 556 173 89 275 146 135 116
18 148 290 559 716 489 582 284 96 202 152 124 102
19 143 401 684 645 446 602 388 172 157 126 119 92
20 134 437 672 521 436 505 413 124 164 108 168 88
21 119 354 502 527 522 507 338 123 182 125 134 92
22 106 262 447 496 582 541 215 100 130 137 115 94
23 107 264 415 425 544 537 182 175 134 185 99 119
24 96 298 428 458 546 427 167 254 142 195 103 212
25 93 273 438 522 840 552 201 208 232 150 107 168
26 97 255 405 506 771 531 195 417 199 124 106 142
27 109 276 395 653 619 495 215 331 149 104 124 158
28 105 311 443 518 605 423 306 247 127 95 135 217
29 101 247 458 525 775 421 449 243 113 95 119 186
30 97   526 560 665 407 197 240 110 104 109 189
31 105   541   531   144 206   147   135