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USGS Daily Statistics for Washington

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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 14013000 MILL CREEK NEAR WALLA WALLA, WA


Walla Walla County, Washington
Hydrologic Unit Code 17070102
Latitude  46°00'29", Longitude 118°07'03" NAD27
Drainage area 59.6  square miles
Gage datum 1,998.59 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 1913-10-01 -> 2024-09-30)

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
1 118 164 156 189 155 99 46 32 31 34 50 114
2 106 139 154 184 155 96 45 32 31 34 47 122
3 101 128 146 173 154 101 44 31 31 35 45 108
4 100 128 141 163 155 98 43 31 31 34 52 98
5 115 126 137 178 157 100 42 31 31 34 55 92
6 133 153 140 187 156 97 41 31 31 34 53 99
7 139 192 137 188 162 101 41 31 31 35 61 113
8 135 145 138 197 161 105 40 31 31 34 63 104
9 122 161 160 199 158 100 39 31 31 35 60 93
10 118 159 189 192 152 93 38 31 31 35 56 104
11 108 144 174 189 154 89 37 31 32 37 61 115
12 112 136 165 182 150 86 37 30 31 36 68 127
13 119 138 166 180 148 97 36 30 31 35 71 126
14 136 149 171 189 146 87 36 30 32 36 65 117
15 156 152 176 179 145 80 36 30 33 36 64 106
16 157 162 181 170 140 75 35 30 32 36 64 100
17 155 165 178 169 139 71 35 30 32 36 63 98
18 155 161 173 172 138 68 34 30 32 36 63 97
19 149 172 174 175 139 66 34 30 32 37 69 95
20 140 165 170 189 137 63 34 30 33 40 75 106
21 134 164 165 185 131 61 34 30 33 42 77 121
22 129 167 167 171 125 58 33 31 32 44 80 128
23 136 172 166 177 121 55 34 31 33 44 85 130
24 155 173 166 184 115 54 33 31 32 44 92 108
25 154 150 171 169 112 52 33 31 32 42 102 112
26 140 156 173 169 114 55 33 31 33 41 102 113
27 134 144 178 166 114 55 33 31 33 40 100 114
28 147 147 170 164 112 51 33 30 33 41 108 120
29 167 175 174 160 112 49 32 30 33 46 102 124
30 163   184 157 108 48 32 30 34 45 96 125
31 160   187   106   32 31   47   117