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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 81 113 120 243 185 93 22 7.7 8.9 12 18 55
2 63 104 134 263 168 90 22 7.7 8.6 12 18 67
3 58 94 150 245 159 108 22 7.4 8.5 12 18 54
4 53 90 154 227 159 88 20 7.3 8.3 13 19 48
5 53 85 151 247 165 77 18 7.1 8.3 12 20 45
6 58 96 157 251 172 78 17 7.1 8.1 12 20 45
7 59 158 162 266 176 74 19 7.4 8.2 12 20 48
8 64 152 160 282 170 73 17 7.2 8.5 13 21 53
9 65 157 178 310 154 69 17 7.2 8.6 13 21 44
10 69 114 214 295 142 67 17 7.3 8.5 13 20 41
11 66 101 217 282 140 68 17 7.7 8.7 13 20 41
12 73 98 232 263 134 69 15 7.6 8.7 14 20 41
13 65 103 220 260 123 97 15 7.5 8.6 14 21 48
14 66 106 227 253 116 70 14 7.6 8.6 14 22 56
15 85 123 230 231 113 57 14 7.6 8.8 14 22 48
16 102 147 249 218 112 52 13 7.8 8.9 14 22 44
17 96 141 237 215 112 50 13 7.7 9.1 14 23 41
18 89 134 233 207 114 46 13 7.5 9.7 14 23 39
19 83 136 243 206 112 48 12 7.3 9.6 15 24 37
20 75 130 236 220 102 45 11 7.1 9.9 15 24 35
21 70 132 238 211 104 44 11 7.2 10 16 25 36
22 71 132 247 197 104 39 11 7.7 9.9 17 26 36
23 67 132 249 205 104 35 10 8 9.9 17 25 34
24 75 138 244 235 108 32 10 8.4 10 17 27 33
25 80 129 236 213 100 30 9.6 8 10 17 28 34
26 74 121 274 202 119 28 9.6 7.9 10 18 32 42
27 73 112 252 208 108 28 8.7 7.9 10 18 31 51
28 70 112 240 199 104 26 8.5 7.9 11 18 34 46
29 70 120 228 194 109 24 8.1 8 11 18 35 50
30 75   227 188 111 23 8.2 8.1 11 18 34 64
31 100   246   101   7.8 9.2   19   60