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Streamflow Measurements for the Nation


USGS 11046325 SAN MATEO C A SAN MATEO RD NR SAN ONOFRE CA
San Diego County, California
Hydrologic Unit Code 18070301
Latitude  33°25'09.60", Longitude 117°32'13.40" NAD83
Drainage area 92.5  square miles
Gage datum 133.11 feet above NAVD88
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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 		 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)
112025-09-02 15:18:30PDTYesZBARRYUSGS0.00 Unknown NONE1.unknQSCMMunkno0.00 unknunknunknunknunknUNKNunkn
102025-06-02 12:49PDTYesZBARRYUSGS0.00 UnspecifiedClearNONE11OTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
92025-05-05 12:03PDTYesZBARRYUSGS0.00 UnspecifiedClearNONE11OTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
82025-04-02 12:37PDTYesZBARRYUSGS0.00 UnspecifiedClearNONE11OTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
62025-03-14 15:35:12PDTYesZBARRYUSGS13.06.53 PoorDebrisLightNONE11WADEQSCMMVADV13.044.022.80.57FIRMCBLSEVENUNSPEVENUNSPUPST25.00
72025-03-13 18:35:48PDTYesZBARRY/JVCLAUSGS1467.10 PoorDebrisLightNONE11WADEQSCMMVADV14659.064.82.25FIRMCBLSEVENUNSPEVENUNSPUPST25.00
42025-02-14 10:11PSTYesZBARRYUSGS0.00 UnspecifiedClearNONE11OTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
52025-02-14 06:15:30PSTYesZBARRYUSGS0.00 Unknown NONE1.unknother 0.00 unknunknunknunknunknUNKNunkn
32025-01-28 15:53PSTYesZBARRYUSGS0.00 UnspecifiedDebrisModerateNONE11OTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
22024-12-16 13:24:30PSTYesZBARRYUSGS0.00 UnspecifiedClearNONE11OTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
12024-11-19 13:00PSTYesSPEPIN/ZBARRUSGS0.00 Unspecified NONE1.OTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00