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USGS Daily Statistics for Idaho

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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 13127000 BIG LOST RIVER BL MACKAY RES NR MACKAY ID


Custer County, Idaho
Hydrologic Unit Code 17040218
Latitude  43°56'21", Longitude 113°38'54" NAD83
Drainage area 801  square miles
Gage datum 5,946.39 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 1903-10-01 -> 2022-09-30)

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
1 112 121 133 152 202 867 837 511 273 206 117 100
2 112 121 134 150 208 873 810 502 266 205 113 100
3 113 122 135 150 216 877 792 494 266 200 113 100
4 113 122 137 151 231 874 782 487 265 194 114 102
5 113 122 137 150 245 885 766 481 258 195 111 103
6 113 122 138 152 260 904 749 474 255 198 106 104
7 113 122 138 150 276 913 733 467 251 193 105 104
8 114 121 139 149 295 934 719 461 247 190 108 104
9 115 122 140 150 316 961 713 452 244 189 109 105
10 116 122 140 149 333 965 704 442 243 187 108 106
11 116 122 141 150 351 951 696 433 237 187 106 108
12 117 122 142 151 365 932 681 424 233 190 103 108
13 117 123 143 152 380 924 666 413 233 190 105 108
14 117 123 143 153 399 927 653 407 231 191 104 109
15 117 123 143 154 410 930 633 401 227 187 109 109
16 118 124 145 155 426 938 611 396 224 167 106 109
17 118 126 146 155 447 929 599 391 219 154 105 109
18 118 127 147 154 468 929 593 383 218 150 105 109
19 119 127 149 155 501 933 586 376 217 146 102 110
20 119 126 150 158 523 932 582 369 215 144 99 109
21 119 131 151 161 554 936 580 362 213 142 97 110
22 120 128 152 163 584 946 580 355 211 141 97 109
23 119 130 153 166 627 931 577 349 211 136 97 108
24 119 130 153 166 656 916 568 341 212 133 96 108
25 119 130 153 171 683 911 565 330 211 131 96 109
26 119 130 152 176 709 916 560 321 211 130 96 109
27 120 133 152 182 734 912 555 312 211 133 97 109
28 120 133 153 186 764 903 549 303 211 133 97 110
29 120 136 153 188 805 883 544 297 212 132 98 110
30 120   154 192 834 863 539 291 210 131 99 111
31 120   153   852   524 283   125   111