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USGS Daily Statistics for Montana

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Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.


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 12331500 Flint Creek near Drummond MT


Granite County, Montana
Hydrologic Unit Code 17010202
Latitude  46°37'43.42", Longitude 113°09'02.49" NAD83
Drainage area 490  square miles
Gage datum 4,017.27 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 1990-10-01 -> 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
1 104 121 116 137 196 261 212 55 55 116 143 120
2 100 115 123 140 191 268 210 55 53 118 143 119
3 97 105 132 140 193 266 195 52 52 121 144 117
4 96 101 132 144 192 277 190 48 53 127 142 115
5 96 103 133 157 192 300 181 48 57 133 142 110
6 99 106 133 161 196 303 170 49 59 136 141 110
7 103 109 129 164 211 306 165 53 61 137 141 111
8 106 119 129 176 217 307 157 52 67 140 142 110
9 103 129 128 181 209 292 151 47 74 142 139 109
10 101 123 145 180 206 288 147 47 75 143 138 109
11 99 114 144 185 202 299 149 45 74 148 134 110
12 99 111 144 185 196 292 142 44 73 151 134 111
13 101 113 155 172 200 304 138 44 75 150 135 111
14 103 113 144 172 196 310 132 43 76 155 134 110
15 104 123 139 172 194 289 125 42 80 157 132 104
16 107 126 143 163 196 298 120 44 83 158 132 103
17 103 123 142 163 209 319 114 45 83 159 131 101
18 102 118 136 167 230 320 109 43 84 157 131 96
19 101 114 147 173 244 319 104 41 92 157 130 96
20 100 113 147 179 248 316 98 40 97 159 130 97
21 99 111 144 190 245 294 91 43 99 157 126 99
22 97 109 141 198 236 287 88 46 100 155 127 95
23 96 107 149 206 229 272 85 48 103 153 125 93
24 95 108 149 212 234 261 81 48 105 151 125 93
25 101 108 139 215 256 251 77 46 104 149 124 94
26 99 116 139 209 251 242 74 46 105 148 121 93
27 102 114 138 205 249 234 73 48 107 148 120 92
28 96 113 136 203 256 222 68 48 107 149 120 94
29 94 118 136 200 265 223 64 51 109 147 121 93
30 96   133 197 265 220 59 51 113 145 120 94
31 99   136   257   60 50   144   98