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USGS Surface-Water 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 05463500 Black Hawk Creek at Hudson, IA


Black Hawk County, Iowa
Hydrologic Unit Code 07080205
Latitude  42°24'28", Longitude  92°27'47" NAD27
Drainage area 303  square miles
Gage datum 865.03 feet above NGVD29
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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 1952-10-01 -> 2021-09-30)

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
1 120 103 199 476 337 447 547 141 138 146 151 114
2 109 136 211 376 322 384 376 131 121 193 147 111
3 103 94 235 331 334 334 304 124 122 202 147 104
4 96 78 285 331 311 311 267 120 154 165 137 102
5 91 77 291 347 307 331 268 145 185 139 135 104
6 87 76 304 375 314 315 268 169 151 133 129 108
7 84 88 282 317 341 313 288 163 127 123 124 103
8 84 101 299 278 355 389 362 165 125 128 117 99
9 80 125 338 261 343 463 570 164 136 167 111 96
10 78 133 317 282 321 418 440 158 126 190 114 93
11 91 137 433 271 297 371 378 152 102 182 113 93
12 80 114 518 287 292 425 310 156 101 163 122 95
13 87 104 514 344 314 526 275 132 105 143 134 103
14 86 121 662 321 347 422 282 119 106 132 124 156
15 73 121 687 331 313 377 323 134 102 139 117 194
16 75 121 554 336 286 438 273 136 91 132 114 147
17 98 122 517 337 281 519 241 130 92 120 116 124
18 106 153 437 365 302 468 305 126 92 116 121 110
19 99 241 507 406 319 429 296 111 96 120 118 106
20 113 317 528 385 362 459 246 126 121 117 121 104
21 126 312 478 375 321 455 198 171 146 115 132 99
22 108 263 387 326 330 503 181 211 162 132 131 100
23 90 259 356 292 392 610 191 195 159 165 121 96
24 88 253 367 283 332 481 191 155 149 172 116 101
25 95 210 347 427 339 377 190 149 156 159 112 107
26 86 171 381 397 361 338 179 162 163 136 109 121
27 80 164 479 400 425 357 200 160 136 131 113 127
28 77 184 424 397 408 397 276 129 121 122 117 144
29 77 187 360 392 417 398 205 142 118 119 120 147
30 77   388 343 570 443 160 179 125 135 115 120
31 82   499   491   161 179   145   121