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USGS Daily Statistics for Oregon

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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 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
1 320 336 335 274 164 79 37 14 21 22 147 453
2 327 314 366 261 167 81 36 13 27 20 134 452
3 329 299 339 241 167 74 36 12 27 22 116 414
4 367 313 322 227 163 77 33 11 28 22 132 489
5 370 318 359 233 167 77 31 11 29 22 125 488
6 447 314 358 245 158 69 29 11 23 25 132 437
7 402 356 335 276 147 68 27 12 18 29 129 478
8 429 306 343 303 139 64 28 11 18 27 175 428
9 418 308 400 316 146 60 29 10 20 23 186 408
10 399 323 397 285 152 61 27 9.6 23 25 200 391
11 486 350 358 295 146 59 26 9.2 24 23 205 422
12 481 355 372 277 135 55 25 9.4 22 28 223 414
13 511 351 364 258 130 55 23 10 19 30 229 467
14 502 345 364 240 136 55 22 10 20 47 295 442
15 596 350 381 230 138 55 23 12 25 55 342 414
16 575 409 361 219 154 53 24 13 23 47 328 390
17 514 414 337 214 161 57 23 13 20 61 283 423
18 538 406 339 206 145 56 22 13 28 56 259 428
19 623 455 327 201 136 51 20 14 27 55 241 368
20 615 419 297 210 125 46 19 14 31 72 233 484
21 563 377 283 204 121 43 18 14 33 83 218 662
22 442 344 290 201 118 42 17 14 28 137 233 694
23 427 329 293 203 112 41 17 15 31 124 267 611
24 460 312 332 250 107 41 17 23 37 89 359 549
25 549 315 312 253 106 58 15 25 30 86 440 466
26 487 310 297 256 106 52 14 22 26 88 441 430
27 502 346 307 245 99 52 13 23 23 94 407 468
28 618 384 322 219 93 48 13 21 23 115 415 472
29 499 411 330 191 84 42 12 19 29 103 423 420
30 421   321 173 81 38 12 19 26 94 406 416
31 367   293   78   12 19   134   368