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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 06172310 Milk River at Tampico MT


Valley County, Montana
Hydrologic Unit Code 10050012
Latitude  48°18'28.46", Longitude 106°49'20.34" NAD83
Drainage area 21,341  square miles
Contributing drainage area 19,142  square miles
Gage datum 2,110 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 1973-10-01 -> 2021-09-30)

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
1 130 259 363 1,640 899 984 928 259 326 229 248 171
2 129 221 378 1,580 850 1,060 865 200 282 229 259 172
3 129 179 414 1,460 774 1,130 886 184 259 221 261 175
4 125 167 438 1,350 740 1,120 841 184 231 222 315 177
5 122 156 449 1,330 687 1,120 828 181 222 293 259 178
6 121 154 473 1,300 653 1,070 793 177 240 396 221 174
7 119 151 508 1,260 673 1,080 743 177 254 416 218 168
8 118 149 524 1,190 706 1,130 700 186 243 427 216 160
9 116 147 563 1,100 702 1,160 664 199 224 446 226 161
10 116 145 589 1,050 699 1,310 615 205 231 461 204 162
11 119 145 668 1,070 743 1,310 576 210 244 447 224 159
12 115 147 770 1,090 794 1,250 553 186 244 377 224 155
13 119 152 810 1,070 842 1,230 480 184 255 325 216 149
14 130 150 872 1,120 843 1,170 486 201 252 322 215 145
15 153 151 906 1,210 829 1,100 420 222 243 315 213 143
16 192 153 1,000 1,270 846 1,020 375 238 247 314 194 140
17 215 157 1,110 1,290 794 976 384 234 258 307 191 141
18 208 161 1,240 1,290 732 1,000 362 241 273 306 191 142
19 196 162 1,390 1,270 692 1,010 338 228 243 300 205 143
20 202 162 1,410 1,240 675 1,010 318 194 240 285 184 144
21 194 167 1,460 1,220 717 1,010 312 188 244 290 188 142
22 231 176 1,580 1,200 821 961 297 223 245 291 207 137
23 317 188 1,630 1,160 877 898 323 222 245 283 183 134
24 382 204 1,620 1,150 939 967 317 268 252 280 181 132
25 405 216 1,650 1,120 1,030 979 307 339 229 268 180 135
26 376 216 1,820 1,060 1,070 941 268 376 223 253 183 134
27 365 207 1,880 1,020 985 878 239 381 227 246 164 137
28 335 197 1,820 997 967 894 271 383 211 247 170 138
29 307 230 1,750 993 994 873 295 377 197 249 173 138
30 275   1,740 966 963 944 314 374 210 246 169 136
31 257   1,640   948   314 359   246   132