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USGS Daily Statistics for Montana

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Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.


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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 06307616 Tongue R at Birney Day School Br nr Birney MT


Rosebud County, Montana
Hydrologic Unit Code 10090102
Latitude  45°24'41.78", Longitude 106°27'26.47" NAD83
Drainage area 2,634  square miles
Gage datum 3,060 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 1979-10-01 -> 2026-09-30)

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
1 158 160 189 252 334 1,470 877 415 348 253 223 194
2 159 158 187 254 356 1,440 857 410 343 246 223 194
3 158 157 184 249 368 1,460 843 404 342 246 223 195
4 157 158 186 252 387 1,480 815 404 338 244 225 185
5 156 160 202 258 404 1,510 787 401 329 243 225 179
6 155 160 210 260 404 1,560 747 393 322 242 223 172
7 153 163 224 265 414 1,560 716 391 319 236 223 173
8 155 168 214 265 425 1,600 674 391 320 235 222 173
9 156 170 208 266 433 1,620 645 391 316 233 222 170
10 155 173 207 277 459 1,600 625 388 315 231 220 167
11 159 172 210 275 500 1,600 614 387 308 231 229 170
12 162 172 235 271 505 1,590 597 384 304 233 226 171
13 168 174 242 276 534 1,590 589 389 301 233 219 171
14 169 175 241 279 585 1,510 586 383 302 238 213 170
15 166 174 234 283 622 1,430 581 382 299 250 212 169
16 165 172 233 284 645 1,370 566 382 294 234 213 169
17 164 173 231 291 641 1,380 545 378 291 225 210 168
18 163 176 239 297 654 1,380 527 375 293 220 211 167
19 162 175 246 304 713 1,370 499 379 293 228 208 164
20 160 175 244 301 759 1,360 485 377 290 223 203 163
21 161 175 240 305 803 1,340 478 377 287 221 206 165
22 164 181 231 306 844 1,320 480 375 288 221 205 162
23 166 202 230 306 896 1,270 471 369 285 222 206 161
24 168 188 230 306 940 1,230 461 362 286 220 207 163
25 166 185 228 307 982 1,210 472 362 281 223 205 163
26 163 193 227 309 1,030 1,150 441 362 285 224 205 161
27 161 198 228 314 1,080 1,090 431 360 278 225 204 162
28 162 193 234 323 1,140 1,030 422 357 268 223 201 159
29 163 207 245 326 1,260 969 422 356 267 223 198 157
30 163   248 330 1,390 919 420 353 264 222 196 158
31 162   251   1,480   414 349   221   159