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USGS Daily Statistics for Idaho

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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 13075500 PORTNEUF RIVER AT POCATELLO ID


Bannock County, Idaho
Hydrologic Unit Code 17040208
Latitude  42°52'18", Longitude 112°28'05" NAD83
Drainage area 1,256  square miles
Gage datum 4,418.41 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 1896-10-01 -> 2020-09-30)

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
1 252 274 335 448 542 393 146 82 96 154 223 258
2 254 285 338 456 538 379 140 82 96 157 225 260
3 253 287 341 459 535 369 132 83 97 163 227 261
4 252 278 343 462 538 359 124 83 98 166 230 260
5 251 273 348 467 538 346 121 83 99 167 234 257
6 250 272 349 475 540 336 118 82 99 169 237 256
7 249 273 349 483 545 334 114 81 100 172 238 256
8 252 276 351 486 546 330 110 82 102 175 240 254
9 258 280 359 492 543 325 107 82 105 177 241 252
10 258 287 366 496 541 317 105 81 108 179 242 254
11 257 291 372 497 543 310 101 80 109 182 243 254
12 256 300 378 501 539 299 97 81 111 184 245 255
13 259 312 382 501 528 290 92 82 113 186 248 257
14 262 318 387 503 521 280 91 83 115 189 250 256
15 266 314 387 508 517 278 86 84 117 192 250 254
16 267 315 383 512 516 267 85 85 119 195 250 253
17 266 317 390 517 517 256 82 85 122 196 252 249
18 267 321 395 521 527 246 80 85 125 198 256 246
19 266 325 400 524 523 237 77 87 127 200 258 247
20 270 328 407 528 517 229 77 88 129 201 257 249
21 274 330 414 532 514 220 78 91 133 203 257 252
22 277 332 422 538 514 214 80 93 135 203 257 256
23 274 336 430 544 502 207 81 94 138 206 256 259
24 274 331 436 548 490 202 80 96 140 209 258 257
25 272 332 438 548 479 195 79 95 142 212 258 257
26 269 334 440 546 466 187 79 95 145 212 258 258
27 267 333 438 543 453 179 81 94 147 213 257 257
28 264 333 438 545 441 171 80 92 148 216 256 257
29 260 334 440 547 429 163 81 93 150 218 255 256
30 262   442 545 416 155 81 94 152 220 256 257
31 265   445   403   82 94   222   254