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USGS Daily Statistics for Montana

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Questions or concerns about USGS streamflow data in Montana and Wyoming can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

Updated June 11, 2020 - USGS water-resources monitoring activities will be restored at the following sites:
  • 12323600 Silver Bow Creek at Opportunity, Montana (POR: 31 years)
  • 12323750 Silver Bow Creek at Warm Springs, Montana (POR: 35 years)

Updated May 12, 2020 - USGS water-resources monitoring activities were suspended effective June 1, 2020 at the following site:
  • 06088500 Muddy Creek near Vaughn, Montana (POR: 82 years)
USGS monitoring activities at this site was funded by our partner and USGS Cooperative Matching Funds (06088500). Lack of partner funding for this site resulted in suspension of all USGS monitoring activities. Efforts are ongoing to secure funding for future monitoring. Historical data will continue to be available from USGS.

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 06207500 Clarks Fork Yellowstone River nr Belfry MT


Carbon County, Montana
Hydrologic Unit Code 10070006
Latitude  45°00'35.68", Longitude 109°03'55.32" NAD83
Drainage area 1,152  square miles
Gage datum 3,986.24 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 1920-10-01 -> 2020-09-30)

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
1 242 224 220 261 803 3,710 3,640 1,000 353 296 284 297
2 242 225 217 266 833 3,720 3,570 958 340 287 282 301
3 242 228 215 267 884 3,810 3,440 912 341 280 282 299
4 243 228 213 265 951 3,960 3,370 877 331 286 290 294
5 244 227 212 270 1,020 4,210 3,280 838 316 279 293 287
6 240 226 219 278 1,110 4,470 3,190 798 306 279 294 281
7 239 225 220 295 1,190 4,530 3,100 751 307 279 297 281
8 241 226 220 302 1,270 4,510 2,950 710 308 289 303 277
9 240 228 221 311 1,340 4,480 2,850 687 307 283 307 275
10 238 233 222 322 1,390 4,370 2,740 657 304 280 307 274
11 238 226 222 326 1,450 4,240 2,660 641 311 284 303 279
12 237 227 222 338 1,510 4,150 2,570 624 307 285 300 277
13 240 232 222 355 1,590 4,220 2,460 603 307 287 304 271
14 239 232 222 376 1,700 4,330 2,320 582 300 283 309 273
15 239 229 222 398 1,820 4,410 2,230 566 305 283 309 270
16 236 229 224 405 1,980 4,430 2,130 539 300 287 308 263
17 231 230 230 426 2,160 4,480 2,010 519 289 285 312 263
18 233 226 231 439 2,280 4,360 1,900 498 288 287 313 262
19 235 226 231 465 2,350 4,300 1,810 485 311 287 310 262
20 235 225 234 485 2,500 4,240 1,740 484 299 286 308 261
21 234 226 234 509 2,710 4,220 1,650 479 305 283 305 260
22 236 225 238 545 2,820 4,250 1,560 473 298 279 301 261
23 232 223 242 589 2,870 4,240 1,480 464 290 278 300 253
24 232 220 247 599 3,010 4,220 1,420 444 286 275 309 252
25 231 221 246 623 3,110 4,170 1,370 421 281 273 317 251
26 230 221 246 646 3,260 4,100 1,310 414 274 275 311 249
27 229 224 246 656 3,370 4,040 1,250 402 276 278 303 245
28 229 224 247 694 3,520 3,880 1,180 386 306 273 304 245
29 228 234 247 732 3,680 3,750 1,140 373 286 277 302 245
30 229   249 762 3,740 3,690 1,110 364 289 278 301 245
31 228   254   3,740   1,060 361   277   244