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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 12058790 NF SKOKOMISH R NR LWR CUSHMAN DAM NR POTLATCH, WA


Mason County, Washington
Hydrologic Unit Code 17110017
Latitude  47°23'48", Longitude 123°12'08" NAD27
Drainage area 97.9  square miles
Gage datum 328 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 2007-10-01 -> 2019-09-30)

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
1 308 295 257 212 222 206 177 120 157 191 279 370
2 307 338 255 209 218 205 173 119 156 198 279 352
3 300 318 254 208 224 204 166 120 155 203 279 343
4 288 287 252 209 228 203 159 120 155 206 279 372
5 287 284 249 207 219 204 155 120 155 210 279 368
6 287 285 248 207 218 202 152 120 155 211 279 369
7 287 281 243 208 232 202 150 120 155 211 279 409
8 319 278 241 209 237 201 149 120 155 211 279 477
9 353 278 241 210 225 201 147 120 155 213 286 450
10 335 277 241 210 227 201 146 120 165 216 286 450
11 324 277 241 210 218 201 146 120 173 219 288 449
12 296 278 237 210 218 201 145 120 173 221 311 448
13 288 277 235 211 218 201 144 118 173 221 309 427
14 288 274 235 212 217 199 143 116 173 221 289 319
15 292 273 233 212 218 196 143 116 173 226 289 311
16 308 272 229 214 219 196 141 116 173 234 288 312
17 304 315 253 215 219 196 140 117 169 233 288 312
18 289 333 230 215 219 205 140 117 165 233 288 317
19 289 294 226 222 223 205 140 116 166 233 289 333
20 342 270 227 224 225 205 140 116 169 244 293 355
21 390 262 272 215 220 201 140 116 173 244 421 351
22 331 274 228 215 216 197 140 115 175 252 497 316
23 289 289 221 227 216 191 137 118 174 260 387 288
24 307 327 221 237 215 185 134 120 176 292 289 287
25 350 299 220 226 216 184 134 120 177 327 287 287
26 332 261 217 227 215 183 134 120 180 295 288 287
27 314 261 216 218 218 183 127 119 184 263 288 287
28 287 258 216 223 219 181 121 122 187 260 306 295
29 288 274 214 219 213 180 121 124 187 292 333 319
30 285   214 219 210 180 120 124 180 316 352 287
31 286   213   208   120 131   293   298