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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 12121600 ISSAQUAH CREEK NEAR MOUTH NEAR ISSAQUAH, WA


King County, Washington
Hydrologic Unit Code 17110012
Latitude  47°33'09", Longitude 122°02'48" NAD27
Drainage area 56.6  square miles
Contributing drainage area 56.60  square miles
Gage datum 35.99 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 1963-10-01 -> 2022-09-30)

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
1 229 269 200 169 123 89 54 30 32 41 98 231
2 227 236 198 178 118 93 54 31 35 41 98 237
3 229 213 206 173 117 88 56 30 31 38 99 275
4 229 210 206 169 114 86 54 30 30 37 129 270
5 270 220 217 189 116 81 52 29 29 36 116 225
6 295 244 211 187 113 80 50 29 33 43 129 219
7 309 232 198 176 106 89 48 30 31 42 157 205
8 299 240 184 174 101 86 48 30 31 41 134 208
9 304 242 196 171 98 85 49 28 31 44 122 217
10 278 220 217 163 97 87 49 28 31 48 133 215
11 265 207 215 169 94 86 50 28 31 48 140 223
12 276 213 215 166 91 85 48 28 29 43 166 240
13 278 213 215 166 94 82 51 29 28 45 172 259
14 291 214 212 175 93 76 46 29 29 47 196 260
15 289 215 217 168 97 73 44 29 29 48 175 261
16 284 234 220 164 98 77 43 29 29 48 159 253
17 275 237 212 157 96 75 42 29 36 51 157 241
18 286 235 207 147 90 80 41 29 40 53 153 230
19 288 267 209 151 89 72 39 28 39 58 161 220
20 283 260 203 161 90 67 38 29 38 71 167 243
21 283 230 184 148 89 69 37 29 39 80 167 246
22 249 224 180 139 90 65 36 29 39 80 171 235
23 249 209 182 142 87 66 36 30 46 68 189 223
24 269 207 182 146 83 76 35 34 41 64 245 224
25 297 198 182 138 84 71 34 32 39 68 236 224
26 263 187 183 129 83 63 34 33 36 79 230 238
27 255 200 176 127 86 61 34 31 35 82 213 242
28 260 218 171 128 95 61 33 30 38 87 213 233
29 276 254 177 124 98 60 32 31 40 97 224 235
30 288   183 128 91 56 31 34 44 93 231 249
31 263   176   88   31 31   97   219