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USGS Daily Statistics for Oregon

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 14200300 SILVER CREEK AT SILVERTON, OR


Marion County, Oregon
Hydrologic Unit Code 17090009
Latitude  45°00'34", Longitude 122°47'15" NAD27
Drainage area 47.9  square miles
Gage datum 218.5 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 -> 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
1 320 336 335 289 161 80 37 14 21 22 147 453
2 327 314 366 273 164 81 36 13 27 20 134 452
3 329 299 339 249 166 74 36 12 27 22 116 414
4 367 313 322 234 161 77 33 11 28 22 132 489
5 370 318 359 237 164 77 31 11 29 22 125 488
6 447 314 358 246 156 69 29 11 23 25 132 437
7 402 356 335 275 145 68 27 12 18 29 129 478
8 429 306 343 299 136 64 28 11 18 27 175 428
9 418 308 400 310 143 60 29 10 20 23 186 408
10 399 323 382 280 149 61 27 9.6 23 25 200 391
11 486 350 345 289 142 59 26 9.2 24 23 205 422
12 481 355 358 271 132 55 25 9.4 22 28 223 414
13 511 351 350 252 128 55 23 10 19 30 229 467
14 502 345 351 235 134 55 22 10 20 47 295 442
15 596 350 367 224 141 55 23 12 25 55 342 414
16 575 409 348 214 154 53 24 13 23 47 328 390
17 514 414 324 209 160 57 23 13 20 61 283 423
18 538 406 327 200 146 56 22 13 28 56 259 428
19 623 455 315 196 137 51 20 14 27 55 241 368
20 615 419 286 204 126 46 19 14 31 72 233 484
21 563 377 273 198 126 43 18 14 33 83 218 662
22 442 344 279 195 126 42 17 14 28 137 233 694
23 427 329 283 199 117 41 17 15 31 124 267 611
24 460 312 321 243 112 41 17 23 37 89 359 549
25 549 315 302 246 109 58 15 25 30 86 440 466
26 487 310 288 248 109 52 14 22 26 88 441 430
27 502 346 297 239 101 52 13 23 23 94 407 468
28 618 384 313 214 94 48 13 21 23 115 415 472
29 499 411 329 187 86 42 12 19 29 103 423 420
30 421   326 171 83 38 12 19 26 94 406 416
31 367   312   80   12 19   134   368