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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 06085800 Sun River at Simms MT


Cascade County, Montana
Hydrologic Unit Code 10030104
Latitude  47°30'05.86", Longitude 111°55'54.89" NAD83
Drainage area 1,296  square miles
Gage datum 3,570 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 1965-10-01 -> 2021-09-30)

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
1 173 199 199 257 562 2,560 875 128 162 160 216 209
2 179 201 199 258 581 2,490 852 133 156 174 220 209
3 180 199 194 253 623 2,380 769 132 150 183 221 213
4 185 199 194 253 649 2,310 748 128 145 189 219 203
5 185 202 199 255 675 2,300 678 131 140 192 221 197
6 184 203 202 265 714 2,530 633 133 140 192 222 200
7 187 202 206 276 750 2,750 550 137 143 190 222 206
8 190 201 216 272 808 2,610 487 149 144 188 229 203
9 191 199 219 281 865 2,450 452 146 142 192 233 199
10 184 200 223 283 916 2,290 407 146 141 195 230 204
11 181 204 218 283 1,050 2,080 356 145 141 194 225 207
12 184 210 224 285 1,140 1,920 307 146 147 197 226 206
13 182 212 224 295 1,090 1,860 273 145 147 204 229 200
14 185 211 228 303 1,130 1,960 247 147 144 211 228 196
15 190 209 233 301 1,190 1,870 223 152 144 218 228 199
16 198 209 244 320 1,150 1,830 209 156 145 220 230 199
17 201 209 251 332 1,220 1,830 189 156 141 218 226 197
18 209 206 255 328 1,330 1,810 185 154 140 218 226 188
19 210 200 240 330 1,380 2,620 181 152 142 226 228 184
20 208 200 250 324 1,360 2,730 189 158 141 225 226 181
21 205 199 274 324 1,300 2,180 182 157 139 226 224 178
22 207 199 274 314 1,300 1,840 164 159 138 226 228 173
23 208 196 270 306 1,310 1,690 151 164 139 224 230 172
24 208 198 264 314 1,410 1,530 141 172 133 222 228 176
25 211 196 260 352 1,580 1,470 135 173 130 221 225 178
26 210 194 261 379 1,840 1,390 128 169 135 223 222 180
27 205 197 261 392 2,120 1,200 130 161 142 224 216 184
28 202 198 257 451 2,240 994 127 155 144 217 210 181
29 201 194 255 506 2,240 836 122 152 143 206 209 184
30 201   254 533 2,300 866 122 152 149 209 206 179
31 199   260   2,520   125 159   210   173