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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 06048650 E Gallatin R ab Water Reclamation Fa nr Bozeman MT


Gallatin County, Montana
Hydrologic Unit Code 10020008
Latitude  45°43'32.4", Longitude 111°03'58.3" NAD83
Drainage area 226  square miles
Gage datum 4,625 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 2014-10-01 -> 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 46 49 59 133 513 376 144 47 41 58 62 54
2 46 50 59 134 497 360 132 48 39 60 65 54
3 46 49 58 138 490 354 128 51 39 60 68 54
4 46 47 56 148 491 340 132 51 44 63 65 52
5 47 48 55 159 521 323 125 51 46 62 66 50
6 46 48 56 160 539 315 115 54 42 59 66 49
7 46 50 62 161 571 303 110 56 42 58 61 51
8 46 52 67 200 587 290 107 54 43 56 61 51
9 46 49 62 227 572 268 100 53 47 55 58 50
10 46 48 59 225 565 252 96 54 46 53 60 48
11 47 47 61 228 564 236 96 50 45 54 57 48
12 47 46 69 242 545 223 88 46 47 59 57 48
13 47 48 72 235 526 236 83 47 48 59 59 47
14 45 50 74 225 495 238 81 47 49 57 58 46
15 43 49 82 226 482 221 78 47 50 56 57 46
16 43 50 94 227 490 215 80 45 56 56 59 44
17 44 50 98 242 515 214 76 43 56 59 57 44
18 46 50 97 232 511 220 71 43 69 60 57 45
19 45 51 103 241 488 212 66 47 67 58 57 46
20 45 50 114 265 457 202 62 55 65 63 57 45
21 44 49 102 336 434 202 60 55 72 60 56 45
22 46 49 101 346 410 197 58 50 71 61 55 46
23 46 50 111 384 413 184 61 48 69 62 59 45
24 46 52 118 380 403 190 59 45 62 59 64 44
25 44 55 120 380 385 173 55 44 59 56 58 42
26 44 56 118 391 378 162 53 46 57 61 58 42
27 46 54 120 421 383 154 55 50 55 61 57 39
28 46 56 129 467 377 151 59 49 55 59 56 39
29 47 63 135 489 380 165 55 44 55 58 54 39
30 49   132 514 403 151 53 43 56 59 52 41
31 48   135   388   50 43   61   44