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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 11179100 ALAMEDA C NR FREMONT CA


Alameda County, California
Hydrologic Unit Code 18050004
Latitude  37°34'00", Longitude 122°00'02" NAD27
Drainage area 638  square miles
Gage datum 24.03 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 2012-10-01 -> 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
1 329 211 325 86 15 15 15 6.7 7 7.9 4.9 6.5
2 243 227 417 84 14 18 10 6.5 7 6.8 20 65
3 250 219 330 67 15 15 9.2 5.9 7.3 8.4 8.7 80
4 241 359 244 77 17 13 7.3 6.2 7.5 7.7 6.6 31
5 366 339 322 163 27 13 7 7.6 7.5 6.9 6.1 43
6 253 240 411 142 16 14 6.5 9 8.7 6.6 5.8 20
7 316 618 383 184 18 15 8.6 8.4 7.1 6.5 6.2 20
8 343 390 293 99 15 14 8.6 8.1 6.5 6.3 39 22
9 744 400 364 65 14 14 7.4 8.6 7.1 6.1 12 9.7
10 629 495 727 55 13 12 7.4 7.9 6.4 5.5 5.7 57
11 787 338 440 50 14 14 6.8 7.2 6.4 4.6 5.6 161
12 458 258 571 37 13 14 7.1 7.5 6.6 6.2 6.5 272
13 500 403 464 42 13 12 7.2 13 6.9 6.8 5.9 35
14 611 464 466 43 11 11 7.1 7.9 7 7.3 7.3 70
15 542 548 301 37 12 12 6.9 8 7 7.2 6 74
16 884 490 278 32 26 13 7.5 7.6 7.9 113 43 81
17 762 389 233 36 20 11 7.6 8.2 8.5 26 23 58
18 620 376 189 37 14 12 11 7.7 8.4 5.6 6.8 19
19 650 346 186 33 32 11 6.4 8.9 10 12 7.6 21
20 565 687 178 44 16 10 6.3 12 9.5 5.8 21 7.5
21 502 666 254 36 14 11 7 11 11 6.8 17 25
22 558 444 513 47 9.8 12 7.1 7.6 17 13 8.1 184
23 337 322 376 34 9 9.9 8.5 7.2 10 9.5 5.6 201
24 182 356 309 28 6.7 10 8 13 8.2 90 12 216
25 178 305 221 28 7.4 11 6.1 8.9 8.7 200 5.1 90
26 200 269 183 27 8 11 6.1 7.1 8.8 8.4 4.7 148
27 209 367 191 26 7.7 11 5.4 6.2 8.4 5 26 280
28 263 364 157 29 7.2 9.3 5.8 6.1 7 9.1 7.3 139
29 226 46 166 24 6.5 11 7.1 7.4 7.3 4.5 3.1 96
30 184   172 27 7.6 11 6.5 7.9 7.6 5 5.5 113
31 181   115   13   14 7.3   5   930