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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 13305310 LEMHI RIVER BELOW L5 DIVERSION NEAR SALMON, ID


Lemhi County, Idaho
Hydrologic Unit Code 17060204
Latitude  45°07'58", Longitude 113°47'56" NAD83
Drainage area 1,216  square miles
Gage datum 4,168.76 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 1992-10-01 -> 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
1 250 250 262 276 192 570 432 65 36 100 291 282
2 251 260 260 274 178 586 406 63 34 108 293 282
3 246 253 267 268 168 607 399 60 34 117 296 276
4 247 253 268 270 158 639 381 57 39 129 299 267
5 247 253 264 272 151 681 355 58 40 136 302 260
6 247 252 274 274 162 729 331 57 39 146 302 255
7 242 271 272 267 181 727 311 56 37 162 302 253
8 246 272 277 270 183 727 291 56 37 166 306 251
9 251 294 284 273 173 705 270 53 42 171 309 249
10 253 269 309 273 173 676 260 53 46 180 309 250
11 249 258 318 270 171 642 247 53 49 194 304 251
12 242 254 320 267 170 607 228 51 48 202 298 253
13 240 254 320 261 183 621 212 50 47 207 297 256
14 240 257 309 259 197 609 195 48 48 215 299 257
15 239 256 306 261 221 590 176 45 50 222 298 259
16 238 256 314 251 251 621 159 45 55 230 303 255
17 241 256 320 242 290 662 145 44 55 236 303 245
18 246 259 314 236 311 667 132 42 57 243 302 240
19 252 264 315 231 330 641 123 40 62 245 303 240
20 250 266 314 225 357 609 113 39 64 250 305 244
21 248 263 317 223 378 611 105 42 67 252 295 248
22 247 258 320 224 375 614 98 44 70 254 288 244
23 247 253 324 231 390 581 89 42 73 257 289 240
24 249 253 315 240 407 550 84 41 73 262 288 241
25 249 255 306 228 423 530 81 40 75 266 285 242
26 249 253 301 219 433 523 81 40 78 267 283 240
27 251 251 294 215 444 507 82 39 80 272 280 240
28 246 265 286 204 463 489 80 37 81 276 282 242
29 245 268 280 199 488 467 75 36 84 281 281 246
30 245   274 195 534 446 72 36 92 284 280 248
31 244   276   555   68 36   289   248