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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 11180700 ALAMEDA C FLOOD CHANNEL A UNION CITY CA


Alameda County, California
Hydrologic Unit Code 18050004
Latitude  37°35'09", Longitude 122°02'50" NAD27
Gage datum 6.51 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 1958-10-01 -> 2024-09-30)

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
1 216 295 377 211 65 17 7.4 4.1 3.9 4.8 6.6 71
2 227 233 362 177 53 19 7.1 2.4 2.3 3.5 17 110
3 180 365 326 153 67 18 5.4 2.5 2.2 2.8 7 70
4 262 197 341 204 48 20 4.7 2.5 2.4 2.9 4.9 42
5 276 200 300 181 41 26 4.5 2.8 2.4 6.7 3.8 51
6 149 233 275 147 34 15 3.9 3.6 3.3 4.7 41 28
7 151 359 252 153 33 16 3.7 3.2 2.2 4.1 17 46
8 156 389 232 126 35 17 4.3 3 1.8 2.7 59 47
9 263 379 232 100 36 17 4.2 3.3 2.1 3.9 34 39
10 280 345 361 99 30 11 4.3 3.1 2 6.7 17 79
11 293 235 304 125 25 10 4.5 3.1 1.8 6 50 101
12 253 249 328 138 26 10 3.8 3.2 2.2 4.2 27 132
13 272 328 401 167 27 11 3.5 3 3.1 71 32 45
14 257 351 325 120 29 13 3.4 3 3.2 37 32 57
15 274 417 233 107 28 11 3.6 3 4 9 15 51
16 384 461 261 99 39 14 3.1 2.7 3.2 21 28 126
17 283 435 255 86 28 13 3 3 3.4 10 95 53
18 294 371 184 92 24 12 3.8 3.1 4 3.7 65 59
19 307 573 167 86 30 11 3.2 2.9 4 6.8 29 80
20 279 551 194 83 25 10 3.5 3.3 9.5 15 42 83
21 332 558 221 83 25 10 2.8 3.4 5.9 5.4 44 165
22 435 425 328 92 24 10 3.3 2.7 6.2 7.6 17 215
23 301 408 368 84 18 9.8 3.1 2.6 5 12 17 181
24 383 346 335 79 17 9.3 3.1 3.8 3.4 17 64 137
25 372 356 339 65 16 9 2.7 2.5 3.9 49 35 114
26 338 306 268 52 16 9.5 2.9 2.4 4.1 29 69 109
27 358 314 230 44 16 8 2.7 2.7 3.1 13 32 143
28 277 329 220 105 25 8.7 3 2.5 3.1 13 34 120
29 338 76 179 85 24 11 5.2 2.6 3.7 8.7 57 199
30 268   153 78 20 7.2 3 2.8 11 12 99 162
31 262   237   15   5.5 3.3   6.3   428