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Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1985-10-16 1993-04-28
Inorganics, Major, Metals Water-quality 1967-05-10 1967-09-14
Inorganics, Major, Non-metals Water-quality 1967-05-10 1967-09-14
Physical Daily Values, Unit Values, Water-quality 1967-05-10 2024-12-21
Sediment Water-quality 1985-10-16 1993-04-28
n/a Peak Measurements 1955-12-22 2024-01-22
n/a Site Visits 1969-10-27 2024-11-07
n/a USGS Annual Water Data Reports Site 2005-01-01 2024-01-01
Water Data for the Nation inventory

Monitoring location 11162570 is associated with a Stream in San Mateo County, California. Current conditions of Discharge, Gage height, and Stream water level elevation above NAVD 1988 are available. Water data back to 1955 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
11162570 n/a
Site name
SAN GREGORIO C A SAN GREGORIO CA n/a
Site type
Stream
ST
DMS latitude 371933 n/a
DMS longitude 1222308 n/a
Decimal latitude 37.32573199 n/a
Decimal longitude -122.3865927 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
California 06
State
California 06
County
San Mateo County 081
Country US n/a
Land net location description n/a
Name of location map SAN GREGORIO n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 13.50 feet n/a
Method altitude determined GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System X
Altitude accuracy .16 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
18050006
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
50.9 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation PST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files NNNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number 967700104 n/a

Operated in cooperation with:

logo for San Mateo Resource Conservation District
San Mateo Resource Conservation District
logo for USGS - Cooperative Matching Funds
USGS - Cooperative Matching Funds