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USGS Surface-Water 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 05481950 Beaver Creek near Grimes, IA


Polk County, Iowa
Hydrologic Unit Code 07100004
Latitude  41°41'18", Longitude  93°44'05" NAD83
Drainage area 358  square miles
Gage datum 806.55 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 1960-10-01 -> 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
1 101 81 214 370 436 531 596 148 145 149 149 117
2 99 93 202 387 437 455 549 136 182 158 145 117
3 95 87 200 361 427 397 434 129 127 158 139 113
4 87 90 211 340 420 382 379 136 102 146 131 109
5 82 83 226 339 403 394 347 158 87 128 120 108
6 76 74 242 337 401 448 370 145 82 114 116 110
7 74 76 251 319 406 478 370 142 95 110 115 110
8 76 80 258 292 416 486 327 124 112 108 111 103
9 74 74 257 293 441 535 349 137 111 119 106 99
10 70 74 254 302 493 559 472 191 123 140 105 96
11 69 81 287 311 435 510 433 186 106 171 107 93
12 63 84 335 319 397 588 384 189 100 204 112 88
13 60 79 402 334 423 704 338 187 104 194 113 103
14 59 84 467 337 471 713 301 164 108 173 116 138
15 56 100 486 361 478 744 259 123 98 166 113 182
16 58 107 480 407 450 726 228 99 92 161 112 175
17 73 129 456 402 419 657 206 92 96 145 122 151
18 74 139 449 410 451 627 232 89 102 130 127 115
19 68 183 484 390 496 598 249 93 106 129 130 106
20 71 195 507 383 487 558 256 99 116 118 129 97
21 70 193 495 385 451 501 244 86 127 117 127 95
22 67 200 405 378 484 476 202 98 133 118 123 96
23 65 205 349 381 528 491 181 104 120 134 121 95
24 62 215 342 379 560 489 179 93 111 152 117 94
25 59 198 346 380 533 474 174 86 122 151 113 96
26 58 164 348 411 554 480 175 101 140 133 111 100
27 59 166 340 471 600 499 168 111 135 118 117 112
28 59 189 343 482 579 551 165 120 125 110 125 126
29 63 190 338 433 580 553 197 148 130 107 126 137
30 69   340 421 589 592 208 129 133 118 123 132
31 79   356   562   180 124   133   108