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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.


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 06174500 Milk River at Nashua MT


Valley County, Montana
Hydrologic Unit Code 10050012
Latitude  48°07'48.19", Longitude 106°21'51.53" NAD83
Drainage area 22,452  square miles
Contributing drainage area 20,254  square miles
Gage datum 2,027.75 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 1939-10-01 -> 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
1 149 166 426 2,540 1,340 1,160 835 323 367 325 228 192
2 148 164 437 2,520 1,290 1,150 863 314 351 339 236 190
3 148 162 467 2,530 1,250 1,110 868 296 331 344 246 191
4 148 163 503 2,510 1,220 1,150 848 286 309 349 243 190
5 148 164 541 2,390 1,190 1,240 831 271 290 377 241 197
6 148 165 591 2,320 1,130 1,290 840 257 272 427 244 192
7 147 168 640 2,300 1,090 1,240 834 261 256 458 250 185
8 145 176 702 2,410 1,100 1,230 843 270 258 471 252 184
9 143 181 719 2,370 1,090 1,310 827 277 261 472 246 183
10 142 185 719 2,310 1,080 1,350 779 281 259 469 253 180
11 141 194 737 2,240 1,110 1,340 753 280 258 461 255 177
12 142 205 759 2,170 1,170 1,340 724 270 265 458 244 177
13 143 214 816 2,180 1,170 1,320 687 271 284 450 240 174
14 142 221 874 2,230 1,150 1,300 632 285 302 426 236 173
15 142 231 965 2,250 1,120 1,280 656 281 309 402 236 171
16 141 245 1,070 2,340 1,080 1,280 665 287 300 380 241 169
17 141 258 1,140 2,440 1,030 1,210 625 283 306 345 237 168
18 143 269 1,210 2,540 1,010 1,200 587 287 311 318 231 167
19 144 287 1,300 2,340 978 1,250 561 294 318 299 230 166
20 149 310 1,370 2,130 946 1,220 534 288 330 287 226 165
21 157 332 1,450 1,980 906 1,140 532 286 345 272 223 162
22 164 351 1,550 1,890 949 1,170 528 319 339 259 223 161
23 171 366 1,690 1,820 999 1,150 514 355 318 250 213 160
24 176 379 1,830 1,710 998 1,130 501 361 304 242 214 158
25 190 404 1,950 1,620 998 1,110 475 395 302 244 213 156
26 190 421 2,110 1,540 1,040 1,060 443 421 304 256 203 155
27 185 426 2,280 1,490 1,050 996 405 426 316 258 196 154
28 181 422 2,390 1,460 1,030 958 371 423 321 254 194 152
29 176 506 2,480 1,430 1,010 892 357 403 321 242 195 150
30 171   2,560 1,400 1,060 840 349 395 318 235 194 150
31 170   2,570   1,130   338 373   233   150