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USGS Daily Statistics for California

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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 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
1 421 239 265 242 87 46 24 15 11 9.8 18 79
2 371 334 275 287 85 45 24 14 10 9.7 20 233
3 256 503 278 285 83 43 24 14 10 9.7 16 81
4 344 504 284 232 81 49 23 14 10 11 16 55
5 254 420 281 217 77 47 23 14 9.9 13 17 54
6 210 396 373 193 73 43 22 14 10 11 23 72
7 291 678 270 192 72 41 22 13 10 11 20 160
8 383 433 216 171 71 40 22 13 9.9 10 32 104
9 468 384 290 149 69 39 21 13 10 9.9 29 84
10 404 317 508 137 66 38 21 13 10 11 23 175
11 332 286 280 192 65 37 20 13 10 11 23 124
12 295 357 255 212 63 37 20 13 10 11 26 131
13 312 466 297 204 62 36 20 12 9.5 48 22 155
14 351 469 351 155 60 35 20 12 9.9 26 28 151
15 303 316 266 133 60 34 19 12 9.6 15 31 130
16 316 307 237 129 71 35 19 12 9.7 18 27 218
17 300 310 225 135 64 33 19 12 9.9 15 37 106
18 287 391 181 122 77 32 18 12 24 14 27 145
19 303 566 200 110 76 31 18 12 17 22 29 198
20 431 512 252 112 66 30 18 12 12 14 29 165
21 309 455 272 111 63 30 18 12 11 14 29 137
22 432 343 382 104 60 29 17 12 10 14 24 285
23 391 395 321 99 56 28 17 11 10 15 34 576
24 411 359 368 98 54 28 17 11 9.7 25 28 230
25 408 392 361 94 53 28 16 11 9.6 32 25 136
26 355 307 285 92 53 27 16 11 9.4 26 44 197
27 311 370 239 105 53 27 16 11 9.3 17 32 178
28 260 313 248 95 66 27 16 11 9 16 26 159
29 215 291 228 97 59 26 15 11 9.4 21 46 285
30 189   227 90 52 26 15 11 9.4 20 69 288
31 207   197   50   15 11   19   471