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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 11179000 ALAMEDA C NR NILES CA


Alameda County, California
Hydrologic Unit Code 18050004
Latitude  37°35'14", Longitude 121°57'35" NAD27
Drainage area 633  square miles
Gage datum 85.65 feet above NGVD29
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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 1969-10-01 -> 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
1 269 212 414 290 95 46 39 32 31 26 29 93
2 274 224 427 236 86 45 39 32 31 25 40 141
3 210 349 385 213 92 44 35 33 31 26 32 90
4 289 244 382 262 77 48 35 32 32 27 31 71
5 340 254 385 233 74 46 36 33 32 30 26 68
6 187 282 358 198 69 40 35 34 31 28 40 53
7 192 456 314 189 69 40 35 34 30 27 34 73
8 200 437 307 152 64 42 34 34 30 25 71 70
9 296 433 323 127 62 42 33 34 31 24 48 72
10 333 388 458 123 56 40 33 34 30 27 44 102
11 330 293 414 147 53 39 32 34 29 26 60 132
12 251 301 435 173 54 38 32 34 30 27 46 166
13 318 376 481 192 58 38 33 33 30 59 50 88
14 314 402 384 134 55 39 34 32 28 33 53 103
15 298 435 313 119 58 39 35 33 27 27 38 101
16 433 461 314 116 62 44 35 34 27 43 50 161
17 336 456 295 109 54 41 35 34 28 30 83 106
18 359 408 228 101 52 39 36 36 28 27 63 96
19 349 641 203 94 57 39 36 34 31 34 44 112
20 311 660 238 97 53 40 35 35 29 37 60 117
21 365 709 281 94 52 40 34 34 28 28 62 148
22 356 550 399 87 50 40 33 34 29 27 45 226
23 361 533 459 88 48 39 33 33 27 35 48 169
24 417 457 427 85 46 40 34 33 27 54 78 143
25 381 434 433 89 47 39 33 32 27 71 58 128
26 363 373 364 81 47 40 33 32 27 58 66 121
27 403 397 324 74 45 38 33 32 26 30 57 188
28 325 400 299 128 53 40 33 32 26 39 58 148
29 350 261 241 110 47 41 33 32 25 37 72 220
30 267   204 106 47 39 33 32 25 33 104 171
31 254   309   49   32 32   31   433