Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our mobile dedicated web site here.
Click to hideNews Bulletins

USGS Daily Statistics for California

Click to hide state-specific text

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 11458000 NAPA R NR NAPA CA


Napa County, California
Hydrologic Unit Code 18050002
Latitude  38°22'06", Longitude 122°18'08" NAD27
Drainage area 218  square miles
Gage datum 24.74 feet above NGVD29
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 1959-10-01 -> 2019-09-30)

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
1 723 540 730 356 96 32 9.2 2.9 1.7 1.5 5.8 189
2 580 429 607 323 86 32 8.8 2.8 1.6 1.5 5.5 293
3 437 610 552 304 94 30 8.6 2.8 1.6 1.5 5.4 222
4 759 523 582 249 84 28 8.4 2.6 1.5 1.4 6.1 270
5 767 471 560 233 78 29 8.3 2.4 1.5 1.4 6.8 205
6 510 524 645 260 73 26 7.9 2.5 1.5 1.6 11 148
7 401 830 523 252 67 25 7.4 2.6 1.6 1.6 18 122
8 549 833 454 224 64 24 7.1 2.5 1.4 1.5 12 139
9 772 753 721 203 69 23 7 2.5 1.5 1.6 12 155
10 635 570 672 198 63 22 6.3 2.4 1.6 1.9 52 185
11 578 437 569 293 58 20 6.1 2.4 1.5 2.1 53 257
12 626 472 458 306 55 20 5.8 2.3 1.6 38 60 230
13 657 744 625 261 52 19 5.4 2.2 1.6 78 56 134
14 813 922 512 236 50 18 5.1 2.2 1.6 37 78 219
15 583 864 453 202 48 17 5.1 2.1 1.5 12 48 289
16 878 876 522 191 49 17 5 2.1 1.5 6.9 95 400
17 618 1,190 431 171 46 16 4.8 2.2 1.6 5.6 117 228
18 579 1,140 362 159 55 15 4.7 2.2 1.7 4.1 78 190
19 599 930 335 151 74 14 4.6 2.3 1.8 3.7 48 350
20 751 816 432 136 53 14 4.4 2.3 1.7 3.4 64 449
21 1,040 802 366 130 47 13 4.3 2.2 1.6 3.2 118 407
22 830 602 500 119 45 13 4.2 2.1 1.6 3.3 83 475
23 695 589 400 118 41 12 4.2 1.9 1.5 3.3 75 480
24 722 505 439 120 39 11 4 1.9 1.5 5.6 105 481
25 587 557 458 114 37 11 3.8 1.9 1.9 9.4 59 402
26 691 603 406 104 35 11 3.5 1.8 2.2 7.5 45 328
27 699 730 366 97 35 10 3.3 1.8 2.1 4.5 53 368
28 468 672 406 98 43 9.9 3.4 1.7 1.7 5.5 113 407
29 522 436 334 99 41 9.8 3.4 1.7 1.6 6.4 110 553
30 561   387 93 39 9.6 3.3 1.7 1.6 6.6 177 465
31 601   456   34   3 1.7   6.3   844