Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

USGS Daily Statistics for Washington

Click to hide state-specific text

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 12087000 MASHEL RIVER NEAR LA GRANDE, WA


Pierce County, Washington
Hydrologic Unit Code 17110015
Latitude  46°51'25", Longitude 122°18'05" NAD27
Drainage area 80.7  square miles
Gage datum 619.53 feet above NGVD29
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 1940-10-01 -> 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
1 392 413 308 357 251 189 99 25 22 79 254 457
2 406 406 301 346 256 178 88 24 21 57 224 468
3 384 328 318 311 254 162 81 23 21 66 212 498
4 374 357 330 294 250 149 75 22 24 75 204 461
5 457 350 320 309 254 145 70 22 26 77 196 404
6 418 412 292 319 256 151 64 21 38 58 219 375
7 541 459 298 314 235 159 58 22 27 55 314 356
8 479 508 265 319 222 154 57 22 27 65 251 387
9 397 475 329 313 225 148 69 21 24 92 194 494
10 385 373 424 300 226 159 63 20 25 104 205 440
11 395 327 376 309 220 175 56 19 27 97 213 558
12 358 331 382 317 215 161 50 19 23 83 288 514
13 379 317 382 335 204 165 46 21 23 71 313 500
14 352 304 373 351 200 166 44 20 26 79 339 473
15 337 335 439 321 244 180 42 19 34 79 321 425
16 377 374 410 320 232 181 44 20 41 84 323 420
17 384 407 347 325 228 170 48 20 45 104 369 450
18 486 356 342 301 219 155 43 19 45 108 371 431
19 397 350 356 292 215 158 41 19 37 108 388 455
20 376 325 365 315 201 149 50 18 37 129 356 521
21 415 362 334 295 193 136 46 18 34 123 348 461
22 394 434 346 268 216 128 39 20 34 143 426 413
23 371 376 364 275 208 121 39 20 30 133 462 391
24 430 422 347 291 200 120 38 23 33 119 438 368
25 446 392 383 272 188 112 34 32 34 132 578 331
26 378 389 332 260 197 103 32 38 36 141 503 306
27 305 338 337 249 212 105 31 36 40 154 490 357
28 329 327 337 249 228 105 31 28 47 152 487 410
29 356 296 364 245 218 110 30 24 59 150 410 499
30 475   388 251 187 100 28 24 86 165 401 461
31 463   364   198   26 21   239   402