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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).


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 -> 2019-09-30)

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
1 241 223 220 261 803 3,710 3,620 999 354 291 281 297
2 241 224 216 266 836 3,700 3,540 955 341 282 280 300
3 241 227 214 267 888 3,780 3,420 909 342 276 280 298
4 242 228 213 265 956 3,930 3,350 875 332 281 288 293
5 244 227 212 270 1,030 4,170 3,260 836 316 275 291 286
6 240 225 219 278 1,110 4,420 3,180 797 307 275 292 280
7 238 224 220 295 1,190 4,470 3,090 750 308 276 296 280
8 240 225 220 302 1,280 4,460 2,940 709 308 286 301 276
9 239 227 221 311 1,350 4,470 2,830 685 307 280 306 274
10 238 232 222 322 1,390 4,370 2,740 655 303 277 305 273
11 238 226 222 326 1,460 4,250 2,660 639 310 282 302 278
12 236 227 222 338 1,520 4,160 2,560 622 304 282 299 276
13 239 232 222 355 1,590 4,210 2,440 602 306 283 302 270
14 239 231 222 376 1,690 4,300 2,300 581 299 280 308 272
15 238 229 222 398 1,810 4,380 2,210 566 305 280 308 270
16 236 228 224 405 1,970 4,410 2,110 540 300 284 307 263
17 230 229 230 426 2,130 4,450 2,000 519 289 283 311 263
18 232 226 231 439 2,260 4,330 1,890 498 288 284 312 262
19 234 226 231 465 2,350 4,270 1,800 485 311 284 309 262
20 234 225 234 485 2,500 4,220 1,730 485 299 283 307 260
21 233 225 234 509 2,720 4,210 1,640 479 300 281 304 259
22 234 224 238 545 2,830 4,260 1,560 473 296 276 300 260
23 232 222 242 589 2,890 4,260 1,470 464 287 275 299 252
24 231 219 247 599 3,020 4,240 1,420 444 283 272 309 251
25 230 221 246 623 3,130 4,180 1,360 422 278 270 316 250
26 229 221 246 646 3,280 4,110 1,300 414 271 273 311 248
27 228 223 246 656 3,390 4,040 1,240 403 273 275 303 245
28 228 223 247 694 3,530 3,870 1,180 387 302 272 304 245
29 227 232 247 732 3,680 3,720 1,130 374 281 276 302 245
30 228   249 762 3,750 3,670 1,110 365 283 276 301 245
31 228   254   3,740   1,050 361   275   244