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USGS Surface-Water 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 06012500 Red Rock R bl Lima Reservoir nr Monida MT


Beaverhead County, Montana
Hydrologic Unit Code 10020001
Latitude  44°39'21.17", Longitude 112°22'16.40" NAD83
Drainage area 566  square miles
Gage datum 6,530 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 1910-10-01 -> 2024-09-30)

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 23 20 19 20 206 457 405 217 183 81 74 36
2 23 20 19 21 208 461 390 214 181 79 72 34
3 23 20 19 21 214 470 374 210 179 78 69 34
4 23 20 19 22 215 482 364 207 174 77 69 33
5 23 20 19 24 222 486 360 205 172 75 69 32
6 22 20 19 27 226 484 358 211 166 74 68 32
7 22 20 19 27 232 481 355 212 160 75 64 33
8 22 20 19 29 239 479 354 213 160 74 63 31
9 22 20 19 31 243 480 350 210 158 73 64 31
10 22 20 19 34 251 480 344 209 156 71 62 31
11 22 20 19 38 263 480 332 210 153 69 59 29
12 22 20 19 44 274 482 323 210 151 67 56 29
13 22 20 19 51 286 483 312 209 144 66 55 29
14 21 20 19 60 304 481 303 213 138 68 54 28
15 22 20 19 70 313 478 296 212 132 69 50 28
16 21 20 18 77 319 478 291 211 122 69 46 27
17 21 20 19 83 322 476 285 209 120 69 45 27
18 21 20 19 89 330 475 279 204 119 69 45 26
19 21 20 19 97 328 472 270 201 116 68 44 26
20 21 20 19 109 333 468 258 201 112 68 44 26
21 21 20 18 118 341 463 247 200 110 67 44 26
22 21 20 18 131 350 458 241 196 105 65 43 25
23 21 20 18 143 366 453 235 192 102 65 42 24
24 21 20 18 150 381 450 226 191 99 67 42 24
25 21 20 18 156 389 443 224 190 97 67 40 24
26 21 20 18 165 401 436 222 191 94 66 39 24
27 21 20 18 175 410 433 222 191 91 67 39 24
28 21 20 19 185 415 429 221 191 88 67 39 24
29 21 18 19 193 423 422 220 185 85 66 39 24
30 21   19 197 433 415 222 181 83 65 39 23
31 20   19   448   220 182   63   23