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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 12321500 BOUNDARY CREEK NR PORTHILL ID


Boundary County, Idaho
Hydrologic Unit Code 17010104
Latitude  48°59'50", Longitude 116°34'09" NAD83
Drainage area 97  square miles
Gage datum 1,768.68 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 1927-10-01 -> 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 54 52 56 122 565 918 281 54 34 41 76 98
2 53 52 55 126 581 930 266 52 33 43 77 94
3 52 51 57 134 612 908 245 50 33 42 80 93
4 52 50 60 138 626 887 234 49 33 41 91 91
5 52 49 60 153 668 868 218 50 36 46 89 91
6 52 54 60 157 707 832 207 47 34 41 88 94
7 52 59 61 166 721 792 198 46 32 41 86 79
8 55 59 62 175 740 748 187 45 33 44 79 70
9 53 64 62 186 757 715 179 43 32 47 77 74
10 52 63 65 189 776 694 170 42 33 50 83 74
11 50 61 68 198 795 669 160 42 33 51 88 76
12 49 56 70 208 821 659 150 42 31 50 91 72
13 50 54 74 224 855 668 144 41 31 50 89 72
14 51 53 79 248 879 648 134 40 32 54 96 71
15 55 53 82 252 913 631 124 39 35 56 99 71
16 63 54 84 260 951 611 116 40 36 63 94 70
17 60 53 83 281 981 589 109 37 39 58 84 67
18 54 53 85 294 974 552 103 37 45 59 84 64
19 53 57 90 307 972 523 96 35 39 68 79 62
20 53 61 91 326 987 500 92 36 39 63 81 62
21 50 59 91 350 984 478 87 36 41 65 81 65
22 49 56 92 371 1,000 469 82 34 37 64 77 70
23 50 56 94 392 1,000 445 77 36 37 62 80 67
24 50 56 100 437 987 417 74 37 37 60 91 64
25 51 55 110 427 998 393 73 38 36 69 91 62
26 51 64 103 434 1,010 366 72 37 36 70 83 60
27 52 64 105 455 990 348 68 37 35 77 84 63
28 57 63 112 496 971 326 66 36 36 76 77 59
29 60 92 112 529 964 312 63 35 41 77 84 57
30 57   114 555 960 295 61 35 42 75 87 56
31 50   119   934   57 35   78   55