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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 06209500 Rock Creek near Red Lodge MT


Carbon County, Montana
Hydrologic Unit Code 10070006
Latitude  45°05'10.13", Longitude 109°19'45.08" NAD83
Drainage area 108  square miles
Gage datum 6,400 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 1999-10-01 -> 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 33 28 25 27 53 407 519 288 193 102 60 42
2 33 28 25 26 56 420 514 282 187 99 60 41
3 33 28 25 26 59 454 510 279 182 98 59 41
4 32 28 25 27 60 492 516 273 179 94 57 41
5 32 28 25 27 63 555 507 271 176 91 56 40
6 32 28 25 27 68 585 504 266 173 89 56 39
7 32 28 26 28 71 571 489 261 170 88 57 39
8 32 27 25 29 74 532 479 253 166 86 56 39
9 32 27 25 29 80 518 475 248 163 82 55 38
10 32 27 25 29 85 543 470 243 159 80 53 38
11 31 27 25 30 87 507 471 242 155 79 53 38
12 31 27 25 30 93 495 464 242 151 78 51 37
13 31 26 25 31 106 539 459 239 149 77 51 37
14 31 26 25 32 117 506 452 235 150 77 51 37
15 30 25 25 31 119 493 443 231 153 75 50 37
16 29 26 25 31 129 504 430 224 145 75 49 37
17 29 26 26 32 151 502 420 222 140 74 49 37
18 29 26 26 32 166 511 412 222 138 71 48 37
19 30 26 26 32 207 503 402 221 137 70 49 37
20 30 26 26 33 252 485 386 220 135 70 48 36
21 30 25 26 34 257 475 373 216 131 68 47 36
22 29 25 26 36 248 486 364 220 127 66 47 35
23 29 26 26 39 262 492 360 224 124 66 46 35
24 29 25 26 40 265 510 354 222 121 64 45 35
25 29 25 26 41 266 516 347 217 117 63 45 35
26 29 25 26 42 278 511 336 214 114 63 45 35
27 28 26 26 43 295 508 325 213 111 61 44 35
28 28 26 26 44 343 499 319 207 110 60 43 34
29 28 26 26 47 376 519 311 204 106 61 43 34
30 28   26 50 374 528 301 200 106 60 43 34
31 28   26   397   293 196   60   34