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USGS Daily Statistics for the Nation

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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 10150500 SPANISH FORK AT CASTILLA, UT


Utah County, Utah
Hydrologic Unit Code 16020202
Latitude  40°02'59", Longitude 111°32'50" NAD27
Drainage area 652  square miles
Gage datum 4,869.97 feet above NAVD88
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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 1919-10-01 -> 2025-09-30)

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 85 92 107 175 400 480 487 352 276 161 92 94
2 84 91 111 180 428 477 482 355 269 151 95 94
3 84 93 114 179 447 475 469 349 262 146 96 93
4 84 92 112 180 469 470 448 348 257 138 95 92
5 85 91 113 185 478 465 447 352 253 134 94 92
6 86 92 113 191 493 462 453 352 248 130 92 91
7 86 94 111 195 502 458 460 351 242 129 92 92
8 87 94 113 198 508 449 468 356 238 126 98 91
9 87 95 118 204 514 443 468 358 234 123 98 90
10 87 97 119 210 522 433 461 362 230 113 98 90
11 89 99 124 211 520 427 452 365 225 106 94 96
12 89 101 127 222 527 425 442 370 216 104 94 92
13 88 99 132 234 541 429 431 374 207 103 92 90
14 89 100 133 241 563 434 420 369 202 99 93 92
15 89 99 133 250 570 435 411 368 195 98 100 90
16 90 99 135 256 572 439 405 364 192 94 101 91
17 90 101 140 268 567 443 402 359 190 90 98 87
18 90 106 141 279 564 442 395 361 189 91 96 85
19 90 109 144 283 566 449 389 358 187 95 95 85
20 90 108 143 285 577 454 380 354 188 95 95 86
21 90 105 144 294 582 460 375 345 186 93 96 86
22 90 106 149 307 573 463 368 338 184 91 93 87
23 92 106 156 320 563 470 347 328 182 90 93 87
24 91 105 156 334 564 475 323 319 180 88 99 87
25 92 105 153 341 558 479 322 312 181 90 99 88
26 91 105 153 344 550 477 335 305 183 96 96 86
27 92 105 156 352 539 474 341 298 184 94 93 86
28 91 105 157 369 530 477 347 294 186 92 93 87
29 90 101 159 380 514 485 350 291 185 92 93 88
30 90   161 389 502 489 349 285 179 90 94 89
31 91   168   491   351 283   91   87