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USGS 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 05470000 South Skunk River near Ames, IA


Story County, Iowa
Hydrologic Unit Code 07080105
Latitude  42°03'59.5", Longitude  93°37'11.7" NAD27
Drainage area 315  square miles
Gage datum 888.61 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 1920-10-01 -> 2022-09-30)

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 81 69 192 396 313 396 399 139 104 128 142 97
2 77 70 181 338 313 394 347 129 95 141 133 93
3 73 67 209 313 311 353 319 110 101 137 118 89
4 68 73 239 316 314 347 328 102 84 131 113 85
5 67 103 254 307 314 324 289 92 82 119 114 87
6 75 100 264 316 299 336 251 93 103 113 120 96
7 70 72 267 290 315 311 232 98 103 109 126 89
8 61 73 244 263 323 322 230 100 110 115 117 83
9 53 84 265 273 323 404 326 151 92 146 105 78
10 51 90 284 262 305 359 226 176 76 153 104 74
11 51 85 315 265 276 395 231 217 85 163 103 72
12 48 69 348 310 294 450 229 176 89 171 115 77
13 47 76 420 323 321 531 204 120 95 149 108 94
14 51 100 476 308 332 501 195 101 117 133 106 120
15 49 133 435 315 282 466 194 79 103 137 101 136
16 57 140 406 316 297 455 179 112 104 125 102 109
17 60 130 371 307 291 461 219 102 118 114 112 90
18 73 136 376 303 297 459 185 111 109 115 107 81
19 76 173 420 283 371 490 187 105 122 118 105 79
20 68 200 421 275 375 431 180 119 162 106 104 72
21 66 195 349 283 337 386 152 140 161 102 102 69
22 61 186 313 273 340 426 138 127 134 116 99 69
23 56 206 329 259 326 466 154 126 118 127 100 70
24 52 192 342 255 339 395 151 121 119 129 94 72
25 52 167 343 292 366 448 133 95 124 112 90 83
26 53 159 320 334 390 381 125 110 138 100 89 83
27 56 154 340 321 432 400 143 118 138 93 96 88
28 54 154 343 299 427 407 143 131 122 90 100 104
29 59 176 350 282 404 356 146 194 128 92 100 97
30 60   372 285 466 392 151 180 136 117 98 103
31 58   373   399   144 117   134   92