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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 -> 2020-09-30)

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
1 113 121 134 153 201 876 846 516 274 207 118 101
2 113 122 134 150 208 882 819 506 266 205 114 101
3 113 122 135 150 216 885 801 499 267 201 114 101
4 114 123 137 151 231 882 790 491 265 195 115 103
5 114 122 137 150 245 894 774 485 258 195 112 104
6 114 123 138 152 261 913 757 477 256 199 107 105
7 114 123 138 151 277 922 740 471 252 194 106 105
8 115 122 139 150 297 944 727 464 247 191 109 105
9 116 122 140 150 318 972 720 456 245 189 110 106
10 116 122 140 150 335 976 711 445 244 188 109 107
11 117 123 141 150 353 962 703 436 238 188 107 108
12 117 123 142 152 368 943 687 426 234 191 104 109
13 118 124 143 153 383 935 672 416 234 192 106 109
14 118 124 143 154 402 937 659 410 231 193 105 109
15 118 124 144 154 412 941 638 404 228 188 110 110
16 118 124 145 155 429 949 616 399 225 169 107 110
17 118 126 147 155 450 940 604 393 220 155 106 109
18 119 127 147 154 472 940 598 385 218 152 106 110
19 120 127 150 156 505 945 591 377 217 148 103 110
20 120 127 150 158 528 943 588 370 216 146 99 110
21 120 131 151 162 559 947 586 363 214 144 98 110
22 120 128 152 164 591 957 586 356 212 143 98 109
23 120 130 153 166 634 942 582 350 212 138 97 109
24 120 130 153 167 664 927 573 342 213 134 96 109
25 120 130 154 171 690 922 570 331 212 133 97 109
26 120 131 153 176 718 927 566 321 212 132 97 110
27 120 133 153 182 742 923 560 313 212 135 97 110
28 121 133 153 186 773 913 554 304 212 134 98 111
29 121 136 154 188 815 893 550 298 213 133 99 111
30 121   154 192 844 872 545 291 211 132 100 112
31 121   154   861   529 283   127   112