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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 05470500 Ioway Creek at Ames, IA


Story County, Iowa
Hydrologic Unit Code 07080105
Latitude  42°01'23", Longitude  93°37'49" NAD27
Drainage area 204  square miles
Gage datum 881.00 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 1919-10-01 -> 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 64 63 124 222 250 243 357 71 87 134 97 77
2 62 69 132 194 225 222 247 82 92 121 93 74
3 61 56 145 189 229 232 234 78 73 102 83 70
4 57 58 167 191 220 248 250 75 64 123 77 68
5 55 61 147 180 212 237 262 71 74 104 74 69
6 53 52 146 184 199 231 212 72 78 86 78 74
7 51 47 161 172 234 225 187 75 66 79 86 67
8 49 58 164 173 224 272 208 88 93 90 78 63
9 47 70 184 211 242 290 384 153 102 124 75 60
10 44 81 203 197 230 258 264 209 84 113 99 57
11 43 59 227 199 216 272 280 328 89 127 95 56
12 39 52 277 233 249 377 213 205 81 143 92 61
13 36 55 311 239 298 377 197 118 83 106 85 72
14 38 72 351 242 265 442 176 86 89 94 81 112
15 35 86 262 253 225 467 124 99 78 99 78 114
16 38 89 251 260 236 383 137 165 81 90 79 75
17 61 105 242 242 247 537 244 108 93 79 95 66
18 73 131 281 245 257 426 224 83 89 89 91 61
19 61 201 328 232 301 414 166 90 121 90 92 58
20 54 182 294 232 266 329 133 109 134 78 92 57
21 48 171 234 240 265 320 125 101 125 77 93 57
22 42 149 205 239 261 333 114 91 98 90 86 59
23 39 141 223 230 261 339 110 100 96 101 85 58
24 38 130 232 206 309 333 105 78 88 94 81 60
25 37 114 216 249 357 328 106 66 109 82 78 73
26 35 99 202 282 347 317 89 89 109 77 74 70
27 35 113 184 264 364 421 89 83 126 72 75 72
28 34 108 179 234 341 343 88 78 107 68 82 92
29 46 126 180 206 315 308 82 136 109 72 81 84
30 51   206 236 436 376 113 129 108 89 78 86
31 47   212   316   86 94   96   70