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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 13342450 LAPWAI CREEK NR LAPWAI, ID


Nez Perce County, Idaho
Hydrologic Unit Code 17060306
Latitude  46°25'35", Longitude 116°48'22" NAD83
Drainage area 264  square miles
Gage datum 867.89 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 1974-10-01 -> 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 80 111 123 243 182 91 22 7.7 8.9 12 18 54
2 62 102 137 262 165 88 22 7.7 8.6 12 18 66
3 57 93 153 243 157 106 22 7.4 8.5 12 18 54
4 53 88 157 225 157 86 20 7.3 8.3 13 18 47
5 53 84 154 244 163 76 18 7.1 8.3 12 20 44
6 58 94 158 248 169 77 17 7.1 8.1 12 20 44
7 59 155 162 262 173 73 19 7.4 8.2 12 20 48
8 64 149 160 280 167 72 17 7.2 8.5 13 20 52
9 65 154 177 308 151 68 17 7.2 8.6 13 21 43
10 69 112 213 294 139 66 17 7.3 8.5 13 20 40
11 66 100 215 280 137 67 17 7.7 8.7 13 19 40
12 72 96 231 261 131 68 15 7.6 8.7 14 20 41
13 65 101 219 257 121 95 15 7.5 8.6 14 21 47
14 66 104 225 250 114 69 14 7.6 8.6 14 22 55
15 84 121 228 228 111 56 14 7.6 8.8 14 22 48
16 101 144 246 216 110 51 13 7.8 8.9 14 22 43
17 95 138 235 213 110 49 13 7.7 9.1 14 23 41
18 88 131 230 204 113 46 13 7.5 9.7 14 23 39
19 82 133 240 203 110 47 12 7.3 9.6 14 24 37
20 74 128 233 217 100 44 11 7.1 9.9 15 24 35
21 69 130 235 208 102 43 11 7.2 10 15 24 36
22 70 131 244 194 103 39 11 7.7 9.9 17 25 36
23 66 132 247 202 102 34 10 8 9.9 17 25 34
24 74 141 244 231 106 32 10 8.4 10 17 27 33
25 79 135 238 210 99 29 9.6 8 10 17 27 34
26 73 125 274 199 117 28 9.6 7.9 10 18 32 42
27 72 115 252 205 106 27 8.7 7.9 10 18 31 51
28 68 115 240 196 102 25 8.5 7.9 11 18 33 46
29 69 120 229 191 107 23 8.1 8 11 18 34 49
30 74   227 185 109 22 8.2 8.1 11 18 34 63
31 98   245   100   7.8 9.2   19   59