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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 06307830 Tongue R bl Brandenberg bridge nr Ashland MT


Rosebud County, Montana
Hydrologic Unit Code 10090102
Latitude  45°50'25.39", Longitude 106°13'24.36" NAD83
Drainage area 3,882  square miles
Gage datum 2,760 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 1973-10-01 -> 2025-09-30)

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
1 170 179 213 286 365 1,490 1,000 415 334 272 238 183
2 171 178 215 287 375 1,530 940 409 328 273 236 191
3 169 175 224 290 385 1,540 916 412 323 273 235 204
4 168 173 229 289 401 1,590 873 410 323 270 233 211
5 168 174 236 291 419 1,580 838 412 322 266 231 203
6 168 172 263 294 460 1,550 822 411 321 265 231 188
7 169 167 246 292 478 1,580 788 403 317 263 228 180
8 171 169 256 296 502 1,610 753 394 313 261 226 185
9 171 168 296 296 523 1,630 707 391 312 262 229 189
10 169 170 281 297 547 1,660 660 389 311 261 228 190
11 168 173 257 304 564 1,670 615 387 311 260 227 193
12 171 177 248 305 581 1,660 577 384 309 258 226 190
13 174 183 248 310 607 1,640 550 379 306 261 224 190
14 176 183 264 311 664 1,640 528 378 300 259 222 193
15 175 188 315 312 698 1,610 510 376 299 255 219 189
16 178 196 287 313 733 1,550 499 370 298 251 220 184
17 185 204 273 313 768 1,500 487 367 295 253 221 185
18 194 220 286 316 787 1,480 474 369 289 248 217 182
19 201 221 341 323 851 1,480 465 371 289 244 216 180
20 210 212 362 324 907 1,480 454 371 284 247 212 179
21 222 208 366 328 980 1,440 447 369 282 246 202 177
22 216 206 355 331 1,070 1,400 441 364 282 244 197 173
23 208 202 326 334 1,060 1,350 438 368 286 245 190 169
24 203 201 306 335 1,010 1,300 439 367 282 245 190 171
25 200 204 292 338 1,020 1,250 451 361 279 243 192 171
26 195 206 274 337 1,050 1,240 466 360 276 243 195 174
27 187 206 256 334 1,090 1,240 434 357 271 244 194 175
28 184 207 248 342 1,150 1,220 428 355 271 242 189 174
29 179 238 250 350 1,200 1,150 424 342 268 244 184 172
30 179   256 356 1,270 1,090 430 334 268 241 183 173
31 180   271   1,360   424 336   239   171