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


Page Loading - Please Wait...

Click to hideNews Bulletins

Streamflow Measurements for the Nation


USGS 11182800 SAN RAMON C NR WALNUT CREEK CA
Contra Costa County, California
Hydrologic Unit Code 18050001
Latitude  37°52'38", Longitude 122°02'52" NAD27
Drainage area 47.9  square miles
Output formats
HTML table with channel data
HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
Graph of data
Reselect output format
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 		 Channel
Number		 Channel
Name		 Meas.
type 		 Stream
flow
method 		 Velocity
method 		 Channel
flow
(ft3/s)		 Channel
width
(ft)		 Channel
area
(ft2)		 Channel
vel.
(ft/s)		 Channel
stability 		 Channel
material 		 Channel
evenness 		 Long.
vel.
desc. 		 Horz.
vel.
desc. 		 Vert.
vel.
desc. 		 Channel
loc.
code 		 Channel
loc.
dist.(ft)
4601992-10-01 11:25PDTYesKLS/KSWUSGS0.660.600.000.30PoorDebrisHeavyNONE1Imported Channel 1WADEunspeunkno0.666.100.780.85UNSPUNSPUNSPunknUNSPUNSPUNSP
4591992-09-10 11:40PDTYesKLSUSGS1.010.68 PoorVegetationLightNONE1Imported Channel 1WADEunspeunkno1.016.001.120.90UNSPUNSPUNSPunknUNSPUNSPUNSP
4581992-06-04 13:50PDTYesKLS/KLMUSGS1.990.730.001.00FairDebrisModerateNONE1Imported Channel 1WADEunspeunkno1.996.001.311.52UNSPUNSPUNSPunknUNSPUNSPUNSP
4571992-04-28 09:35PDTYesKLS/JJGUSGS4.310.930.000.90FairDebrisModerateNONE1Imported Channel 1WADEunspeunkno4.3119.510.50.41UNSPUNSPUNSPunknUNSPUNSPUNSP
4561992-03-27 08:45PSTYesJJGUSGS7.521.000.000.70FairDebrisModerateNONE1Imported Channel 1WADEunspeunkno7.5223.59.740.77UNSPUNSPUNSPunknUNSPUNSPUNSP
4551992-01-24 09:20PSTYesJJGUSGS3.160.79-0.010.80FairDebrisModerateNONE1Imported Channel 1WADEunspeunkno3.166.101.681.88UNSPUNSPUNSPunknUNSPUNSPUNSP
4541991-12-13 09:15PSTYesJJGUSGS1.920.720.000.60GoodClearNONE1Imported Channel 1WADEunspeunkno1.926.001.471.31UNSPUNSPUNSPunknUNSPUNSPUNSP
4531991-10-10 15:15PDTYesJJGUSGS0.610.59-0.010.70PoorClearNONE1Imported Channel 1WADEunspeunkno0.616.000.820.74UNSPUNSPUNSPunknUNSPUNSPUNSP
4521991-07-31 10:45PDTYesJJGUSGS1.080.680.000.70FairVegetationLightNONE1Imported Channel 1WADEunspeunkno1.086.101.200.90UNSPUNSPUNSPunknUNSPUNSPUNSP
4511991-06-13 13:35PDTYesJJGUSGS1.580.730.010.70GoodVegetationLightNONE1Imported Channel 1WADEunspeunkno1.586.101.491.06UNSPUNSPUNSPunknUNSPUNSPUNSP
4501991-03-28 09:40PSTYesJJGUSGS20.81.310.000.60GoodClearNONE1Imported Channel 1WADEunspeunkno20.828.530.20.69UNSPUNSPUNSPunknUNSPUNSPUNSP
4491991-03-24 18:15PSTYesJCMUSGS3793.16-0.100.60Fair NONE1Imported Channel 1CWAYunspeunkno37937.076.84.93UNSPUNSPUNSPunknUNSPUNSPUNSP
4481991-03-24 17:30PSTYesJCMUSGS4583.24-0.070.80Fair NONE1Imported Channel 1CWAYunspeunkno45838.086.25.31UNSPUNSPUNSPunknUNSPUNSPUNSP
4471991-01-24 11:40PSTYesJJGUSGS1.850.720.000.70GoodVegetationLightNONE1Imported Channel 1WADEunspeunkno1.856.101.481.25UNSPUNSPUNSPunknUNSPUNSPUNSP
4461990-12-13 10:55PSTYesJJGUSGS2.840.800.011.00FairVegetationLightNONE1Imported Channel 1WADEunspeunkno2.846.101.771.60UNSPUNSPUNSPunknUNSPUNSPUNSP
4451990-10-25 13:45PDTYesJJGUSGS0.950.640.000.70GoodClearNONE1Imported Channel 1WADEunspeunkno0.956.101.060.90UNSPUNSPUNSPunknUNSPUNSPUNSP
4441990-09-20 09:05PDTYesJJGUSGS1.240.680.000.70FairClearNONE1Imported Channel 1WADEunspeunkno1.246.101.241.00UNSPUNSPUNSPunknUNSPUNSPUNSP
4431990-07-26 13:35PDTYesKLM/LAPUSGS0.920.65-0.010.40PoorVegetationLightNONE1Imported Channel 1WADEunspeunkno0.926.001.080.85UNSPUNSPUNSPunknUNSPUNSPUNSP
4421990-06-07 09:20PDTYesJJGUSGS2.770.81-0.010.80FairVegetationLightNONE1Imported Channel 1WADEunspeunkno2.7721.88.470.33UNSPUNSPUNSPunknUNSPUNSPUNSP
4411990-06-04 13:00PDTYesJJGUSGS3.990.850.000.70GoodVegetationLightNONE1Imported Channel 1WADEunspeunkno3.9922.09.690.41UNSPUNSPUNSPunknUNSPUNSPUNSP
4401990-05-29 12:50PDTYesJJGUSGS6.250.99-0.010.80GoodVegetationLightNONE1Imported Channel 1WADEunspeunkno6.2521.911.90.52UNSPUNSPUNSPunknUNSPUNSPUNSP
4391990-04-19 09:20PDTYesJJGUSGS3.270.930.000.80FairVegetationLightNONE1Imported Channel 1WADEunspeunkno3.2720.012.90.25UNSPUNSPUNSPunknUNSPUNSPUNSP
4381990-03-14 13:30PSTYesJJGUSGS4.720.890.000.80GoodVegetationLightNONE1Imported Channel 1WADEunspeunkno4.7220.09.450.50UNSPUNSPUNSPunknUNSPUNSPUNSP
4371990-02-14 11:15PSTYesJJGUSGS3.940.840.000.70GoodVegetationLightNONE1Imported Channel 1WADEunspeunkno3.9420.59.450.42UNSPUNSPUNSPunknUNSPUNSPUNSP
4351990-01-10 13:50PSTYesJJGUSGS2.790.760.010.60FairVegetationLightNONE1Imported Channel 1WADEunspeunkno2.796.101.531.82UNSPUNSPUNSPunknUNSPUNSPUNSP
4361990-01-10 13:00PSTYesJJGUSGS3.260.820.000.70FairVegetationLightNONE1Imported Channel 1WADEunspeunkno3.2620.09.320.35UNSPUNSPUNSPunknUNSPUNSPUNSP
4341989-10-26 09:15PDTYesJJGUSGS4.040.830.000.60FairClearNONE1Imported Channel 1WADEunspeunkno4.0426.513.40.30UNSPUNSPUNSPunknUNSPUNSPUNSP
4331989-09-15 09:20PDTYesJJGUSGS1.050.640.000.50Fair NONE1Imported Channel 1WADEunspeunkno1.056.101.090.96UNSPUNSPUNSPunknUNSPUNSPUNSP
4321989-07-27 10:55PDTYesJJGUSGS0.950.660.000.60Poor NONE1Imported Channel 1WADEunspeunkno0.956.101.150.82UNSPUNSPUNSPunknUNSPUNSPUNSP
4311989-06-15 -- ----YesJJGUSGS1.980.790.000.70Fair NONE1Imported Channel 1WADEunspeunkno1.9820.29.260.21UNSPUNSPUNSPunknUNSPUNSPUNSP
4301989-04-21 09:50PDTYesJJGUSGS6.610.920.000.70GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno6.6121.013.00.51UNSPUNSPUNSPunknUNSPUNSPUNSP
4291989-03-16 11:25PSTYesJJGUSGS1242.17-0.180.50FairClearNONE1Imported Channel 1WADEunspeunkno12433.546.42.68UNSPUNSPUNSPunknUNSPUNSPUNSP
4281989-01-26 09:40PSTYesJJGUSGS3.700.820.000.70FairDebrisLightNONE1Imported Channel 1WADEunspeunkno3.7020.39.460.39UNSPUNSPUNSPunknUNSPUNSPUNSP
4271988-11-09 10:15PSTYesJJGUSGS1.220.65-0.010.70FairDebrisLightNONE1Imported Channel 1WADEunspeunkno1.226.101.101.11UNSPUNSPUNSPunknUNSPUNSPUNSP
4261988-09-23 11:00PDTYesJJGUSGS0.640.59-0.020.70FairClearNONE1Imported Channel 1WADEunspeunkno0.646.000.780.82UNSPUNSPUNSPunknUNSPUNSPUNSP
4251988-08-11 17:15PDTYesJJGUSGS0.730.61-0.020.50FairClearNONE1Imported Channel 1WADEunspeunkno0.736.000.820.89UNSPUNSPUNSPunknUNSPUNSPUNSP
4241988-06-29 12:45PDTYesJJGUSGS1.360.690.000.70FairClearNONE1Imported Channel 1WADEunspeunkno1.3615.03.700.37UNSPUNSPUNSPunknUNSPUNSPUNSP
4231988-05-19 10:15PDTYesJJGUSGS3.910.860.000.70GoodClearNONE1Imported Channel 1WADEunspeunkno3.9119.09.020.43UNSPUNSPUNSPunknUNSPUNSPUNSP
4221988-03-31 10:45PSTYesJJGUSGS4.330.93-0.010.70FairClearNONE1Imported Channel 1WADEunspeunkno4.3327.016.20.27UNSPUNSPUNSPunknUNSPUNSPUNSP
4211988-02-25 14:30PSTYesJJGUSGS5.950.940.000.60GoodClearNONE1Imported Channel 1WADEunspeunkno5.9526.714.30.42UNSPUNSPUNSPunknUNSPUNSPUNSP
4201988-01-14 10:15PSTYesJJGUSGS7.360.990.000.60GoodClearNONE1Imported Channel 1WADEunspeunkno7.3618.711.20.66UNSPUNSPUNSPunknUNSPUNSPUNSP
4191987-12-04 08:45PSTYesJJGUSGS4.630.870.000.60GoodClearNONE1Imported Channel 1WADEunspeunkno4.6320.68.450.55UNSPUNSPUNSPunknUNSPUNSPUNSP
4181987-10-28 16:45PSTYesLAFUSGS7724.10-0.810.40FairDebrisHeavyNONE1Imported Channel 1CWAYunspeunkno77242.51176.60UNSPUNSPUNSPunknUNSPUNSPUNSP
4171987-10-28 16:15PSTYesLAFUSGS13204.89-0.960.40PoorDebrisHeavyNONE1Imported Channel 1CWAYunspeunkno132044.01578.41UNSPUNSPUNSPunknUNSPUNSPUNSP
4161987-10-08 13:30PDTYesjjgUSGS2.570.730.000.70GoodClearNONE1Imported Channel 1WADEunspeunkno2.5723.09.400.27UNSPUNSPUNSPunknUNSPUNSPUNSP