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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 14219800 SPEELYAI CREEK NEAR COUGAR, WA


Cowlitz County, Washington
Hydrologic Unit Code 17080002
Latitude  46°00'17", Longitude 122°20'35" NAD27
Drainage area 12.6  square miles
Gage datum 500.00 feet above NGVD29
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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 1959-10-01 -> 2020-09-30)

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
1 149 197 142 138 97 59 24 8 9.4 28 116 241
2 145 171 142 135 100 69 23 8.3 11 24 113 263
3 156 167 147 129 104 58 23 8.9 9.1 25 113 261
4 172 151 151 126 101 55 21 8.5 9.1 27 116 246
5 199 136 162 140 99 54 19 7.8 8.3 24 109 198
6 196 151 151 149 97 54 18 7.2 8.6 24 140 193
7 273 173 146 146 93 62 16 7.3 7.9 26 145 190
8 218 168 136 151 90 53 17 7.2 7.5 31 132 171
9 209 164 167 154 85 51 16 6.4 8.4 45 128 174
10 197 172 186 146 80 52 16 6 8.4 42 126 170
11 184 146 180 146 78 49 15 5.8 8.8 48 149 186
12 192 162 186 145 73 53 14 5.9 7.3 42 166 209
13 222 168 171 151 74 44 17 5.8 7.6 44 152 225
14 253 172 189 153 77 40 16 5.6 8.1 47 173 200
15 249 178 203 139 75 41 17 5.4 12 49 161 202
16 241 208 173 129 77 44 13 5.5 14 42 171 218
17 220 203 153 122 76 38 15 5.4 18 43 183 201
18 225 206 153 114 75 36 15 5.3 22 44 172 185
19 228 233 150 113 71 36 13 5.4 20 51 195 171
20 219 222 145 120 71 33 12 5.6 22 52 224 197
21 193 204 138 108 67 30 11 5.6 19 62 208 204
22 156 184 145 105 65 30 11 5.8 16 93 228 185
23 184 184 147 120 63 29 10 9.6 20 79 235 181
24 199 161 149 129 65 28 9.7 11 20 65 282 174
25 228 134 148 118 61 29 9.2 14 18 66 280 165
26 195 122 138 111 59 28 8.8 12 16 75 216 180
27 191 146 140 113 60 28 8.3 11 15 91 188 189
28 201 154 148 107 62 26 8 11 24 99 203 191
29 214 167 170 100 62 27 7.7 12 31 98 194 192
30 209   179 100 58 24 7.5 12 33 102 205 183
31 212   155   57   7.4 9.9   122   149