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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 12334510 Rock Creek near Clinton MT


Missoula County, Montana
Hydrologic Unit Code 17010202
Latitude  46°43'20.41", Longitude 113°40'59.02" NAD83
Drainage area 889  square miles
Gage datum 3,519.46 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 1972-10-01 -> 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
1 174 188 202 339 927 2,070 1,050 400 264 255 244 223
2 176 192 207 343 961 2,040 1,000 388 260 257 245 232
3 174 185 208 340 1,000 2,040 968 373 255 254 248 230
4 173 179 212 343 1,060 2,050 939 362 251 253 248 221
5 174 180 211 357 1,110 2,060 902 355 250 252 248 211
6 175 178 212 375 1,170 2,090 865 350 251 250 249 202
7 179 185 214 388 1,250 2,070 834 342 252 251 247 200
8 185 199 216 408 1,300 2,010 803 339 256 254 258 196
9 185 204 216 429 1,320 1,930 772 330 263 250 252 194
10 184 202 225 446 1,350 1,860 755 321 260 248 242 199
11 177 192 238 467 1,400 1,810 738 316 260 248 238 207
12 176 188 238 488 1,400 1,780 706 312 267 250 232 209
13 176 191 244 494 1,420 1,780 685 306 271 251 235 206
14 182 195 245 505 1,470 1,810 670 301 265 254 237 207
15 182 194 246 518 1,570 1,780 645 296 261 255 231 206
16 200 196 260 514 1,690 1,750 628 292 260 255 231 202
17 201 201 271 519 1,780 1,740 607 288 259 256 233 193
18 198 196 273 538 1,880 1,690 590 281 261 257 231 182
19 197 195 282 564 1,940 1,650 570 279 265 253 230 181
20 195 198 284 593 1,970 1,640 549 280 267 253 227 184
21 191 200 288 636 1,970 1,570 531 285 266 255 221 187
22 188 199 292 685 1,990 1,500 511 285 264 256 217 188
23 189 198 298 746 1,990 1,440 494 287 262 254 214 183
24 188 192 300 791 2,010 1,390 477 290 260 250 220 178
25 185 198 295 822 2,070 1,320 464 286 257 248 222 179
26 183 202 299 820 2,070 1,270 453 279 255 247 220 180
27 185 198 305 832 2,110 1,210 445 274 256 249 216 181
28 185 195 306 846 2,110 1,160 432 270 254 248 214 182
29 182 204 308 861 2,100 1,120 421 265 253 247 211 179
30 181   310 891 2,100 1,090 412 261 252 242 214 177
31 179   321   2,080   408 262   243   175