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USGS Daily Statistics for the Nation

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 -> 2025-09-30)

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 56 122 565 919 284 54 34 41 76 98
2 53 52 55 126 579 933 268 52 34 44 77 94
3 52 51 57 134 609 913 247 50 33 42 80 93
4 52 50 60 138 623 892 236 49 33 41 91 91
5 52 50 60 154 667 873 219 50 36 46 89 91
6 52 54 60 158 707 836 209 47 34 42 88 94
7 53 59 61 166 722 796 200 46 32 41 86 79
8 55 60 62 173 738 752 188 45 33 44 79 70
9 54 65 62 185 756 718 181 43 32 47 77 74
10 53 64 65 188 776 698 171 42 33 51 83 74
11 50 61 68 197 794 672 161 42 33 51 88 76
12 50 57 70 208 819 663 151 42 31 50 91 72
13 50 54 74 224 855 672 145 41 31 50 89 72
14 51 54 79 248 879 653 135 40 32 55 96 71
15 55 54 82 252 913 636 125 39 36 56 99 71
16 64 54 85 259 953 615 116 40 36 63 94 70
17 60 53 83 281 983 593 110 37 39 58 84 67
18 55 53 86 294 976 556 104 37 45 59 84 64
19 53 57 91 307 974 527 97 35 39 69 79 62
20 53 61 92 326 990 504 92 36 39 64 81 62
21 50 59 91 351 988 481 88 36 41 66 81 65
22 49 56 92 372 1,010 472 82 35 37 64 77 70
23 50 56 95 393 1,010 448 78 36 37 62 80 67
24 51 56 101 439 991 420 74 37 37 60 91 64
25 51 56 110 428 1,000 396 74 38 36 69 91 62
26 51 64 104 434 1,010 369 72 38 36 71 83 60
27 52 64 104 455 992 351 69 37 36 78 84 63
28 57 63 110 496 971 329 66 36 37 76 77 59
29 60 92 111 527 963 314 63 35 41 77 84 57
30 57   113 553 959 297 61 35 42 75 87 56
31 50   119   935   57 35   78   55