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Streamflow Measurements for the Nation


USGS 11176600 ARROYO VALLE A PLEASANTON CA


Alameda County, California
Hydrologic Unit Code 18050004
Latitude  37°40'02", Longitude 121°52'54" NAD27
Drainage area 171  square miles
Gage datum 312.46 feet above NGVD29
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Meas.
Number
  Date       Time Time
Datum
Measurement
Used?
  Who Measuring
Agency
Stream
flow
(ft3/s)
Gage
Height
(ft)
GH
Change
(ft)
Meas.
Duration
(hr)
Meas.
Rated
  Control Flow
Adjust.
Code
 
92002-05-10 10:50PDTYessahUSGS1.835.640.000.40GoodVegetationLightNONE
82002-03-21 14:00PSTYessahUSGS1.875.740.000.50GoodClearNONE
72002-01-28 15:20PSTYessahUSGS5.636.140.000.40GoodClearNONE
62001-12-19 08:50PSTYesJCMUSGS1.405.640.000.60FairClearNONE
52001-10-06 14:40PDTYesJCMUSGS3.345.900.000.50FairClearNONE
42001-04-24 10:20PDTYesJCMUSGS5.585.210.000.60GoodDebrisLightNONE
32000-12-01 12:50PSTYesJCMUSGS8.065.260.000.50PoorDebrisHeavyNONE
22000-10-04 11:15PDTYesJCMUSGS5.705.220.000.70GoodClearNONE
12000-01-25 16:10PSTYesSPW/JCMUSGS54.3 FairDebrisLightNONE