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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 05451210 South Fork Iowa River NE of New Providence, IA


Hardin County, Iowa
Hydrologic Unit Code 07080207
Latitude  42°18'55.1", Longitude  93°09'07.9" NAD83
Drainage area 224  square miles
Gage datum 944.03 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 1995-10-01 -> 2025-09-30)

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 97 43 158 309 341 446 566 84 105 105 121 86
2 89 40 142 267 341 389 431 67 89 158 101 89
3 77 46 149 250 360 343 328 58 89 173 89 81
4 70 58 129 231 354 323 277 58 79 152 89 76
5 66 58 119 208 356 338 267 57 87 136 93 69
6 62 56 121 211 350 408 253 57 102 144 94 66
7 60 53 128 203 391 350 224 61 116 136 96 64
8 58 50 155 189 405 387 202 56 104 145 88 62
9 49 60 192 207 413 434 224 59 82 192 82 60
10 44 88 241 207 411 387 228 59 67 224 77 58
11 45 95 274 229 362 401 218 94 67 222 75 56
12 43 74 294 259 377 421 211 84 73 177 76 53
13 39 71 368 257 427 385 189 77 61 142 81 69
14 44 79 495 222 405 343 168 73 49 127 97 125
15 43 125 452 220 343 352 138 62 42 146 94 131
16 43 126 383 214 297 380 131 52 47 143 87 124
17 48 141 337 207 295 365 125 49 61 131 96 99
18 52 136 299 209 301 384 147 51 70 124 96 81
19 54 147 267 218 287 440 152 70 69 120 87 69
20 58 153 274 233 286 440 131 128 113 113 79 63
21 73 184 272 246 319 509 112 142 114 113 75 61
22 61 175 273 247 368 578 137 156 116 121 74 64
23 51 154 252 260 377 592 175 144 125 142 73 72
24 45 155 261 245 399 549 160 129 137 132 71 74
25 41 135 260 375 417 477 147 108 145 109 68 73
26 42 115 235 409 537 414 130 88 154 102 67 78
27 40 153 213 400 642 397 119 73 134 95 84 91
28 40 168 204 355 626 415 99 102 107 92 86 108
29 39 153 202 331 587 470 85 210 91 113 81 100
30 38   213 310 602 584 81 176 78 153 80 90
31 41   260   517   92 136   142   83