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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 05522500 IROQUOIS RIVER AT RENSSELAER, IN


Jasper County, Indiana
Hydrologic Unit Code 07120002
Latitude  40°56'00", Longitude  87°07'44" NAD27
Drainage area 203  square miles
Gage datum 642.32 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 1948-10-01 -> 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
1 281 208 304 353 338 260 169 78 72 63 99 172
2 267 206 297 365 318 261 159 70 72 59 113 171
3 250 203 292 375 287 244 144 66 73 64 113 172
4 251 201 321 394 262 221 131 68 70 77 107 169
5 260 222 361 380 243 206 127 73 60 77 108 159
6 257 224 359 377 231 212 123 76 57 77 109 150
7 238 217 340 369 220 223 122 74 55 72 101 154
8 228 219 337 348 225 249 124 70 52 70 95 161
9 220 221 348 331 238 279 152 61 56 76 89 162
10 209 236 371 324 251 274 157 54 72 81 91 161
11 210 238 391 329 264 264 157 52 76 85 98 168
12 217 243 384 344 275 256 159 58 73 89 99 187
13 225 244 378 340 282 262 158 62 68 84 100 186
14 223 234 381 338 299 289 154 55 68 88 114 175
15 217 237 373 345 305 294 145 51 89 90 123 187
16 209 245 357 343 299 289 131 58 91 95 132 189
17 197 259 338 333 288 277 122 62 90 114 132 175
18 190 274 334 322 284 265 127 65 86 118 128 157
19 189 294 341 315 282 250 125 71 81 113 134 145
20 192 290 346 317 263 230 133 75 77 106 138 148
21 194 312 346 315 238 213 143 77 72 100 134 159
22 200 350 329 306 228 207 163 71 72 100 129 180
23 220 381 322 305 218 199 163 62 67 109 129 188
24 239 370 313 300 214 192 145 55 67 123 134 188
25 236 352 300 298 224 192 131 55 66 130 133 198
26 226 326 297 303 237 201 113 62 69 129 140 197
27 217 319 300 302 231 204 96 67 80 121 151 198
28 222 316 317 312 227 208 93 68 82 107 169 214
29 216 186 330 327 242 201 88 72 76 96 175 247
30 218   334 330 236 184 83 72 68 92 171 272
31 213   339   243   82 70   95   279