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USGS Daily Statistics for the Nation

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 11161000 SAN LORENZO R A SANTA CRUZ CA


Santa Cruz County, California
Hydrologic Unit Code 18060015
Latitude  36°59'27", Longitude 122°01'51" NAD27
Drainage area 115  square miles
Gage datum 8.72 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 1952-10-01 -> 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
1 421 239 265 244 87 47 25 15 11 9.8 18 79
2 371 334 275 290 86 45 24 14 10 9.7 20 233
3 256 503 278 288 83 43 24 14 10 9.7 16 81
4 344 504 284 234 81 49 23 14 10 11 16 55
5 254 420 281 219 78 47 23 14 9.9 13 17 54
6 210 396 373 195 74 43 22 14 10 11 23 72
7 291 678 274 194 72 41 22 13 10 11 20 160
8 383 433 219 172 71 40 22 13 9.9 10 32 104
9 468 384 295 151 70 40 21 13 10 9.9 29 84
10 404 317 517 138 67 38 21 13 10 11 23 175
11 332 286 284 195 65 37 20 13 10 11 23 124
12 295 357 259 215 64 37 20 13 10 11 26 131
13 312 466 299 207 62 36 20 12 9.5 48 22 155
14 351 469 354 157 60 35 20 12 9.9 26 28 151
15 303 316 267 135 60 34 19 12 9.6 15 31 130
16 316 307 238 130 72 35 19 12 9.7 18 27 218
17 300 310 222 136 64 34 19 12 9.9 15 37 106
18 287 391 179 123 77 32 18 12 24 14 27 145
19 303 566 200 111 77 31 18 12 17 22 29 198
20 431 512 253 113 67 31 18 12 12 14 29 165
21 309 455 274 112 63 30 18 12 11 14 29 137
22 432 343 387 104 60 29 17 12 10 14 24 285
23 391 395 324 100 57 28 17 11 10 15 34 576
24 411 359 373 98 54 28 17 11 9.7 25 28 230
25 408 392 366 94 53 28 16 11 9.6 32 25 136
26 355 307 289 92 53 28 16 11 9.4 26 44 197
27 311 370 242 106 54 27 16 11 9.3 17 32 178
28 260 313 251 96 66 27 16 11 9 16 26 159
29 215 291 231 98 60 27 15 11 9.4 21 46 285
30 189   229 91 53 26 15 11 9.4 20 69 288
31 207   198   50   15 11   19   471