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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Daily Values, Unit Values 1999-10-01 2024-11-12
n/a USGS Annual Water Data Reports Site 2005-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 11162618 is associated with a Lake, Reservoir, Impoundment in San Mateo County, California. Current conditions of Lake or reservoir water surface elevation above NGVD 1929 are available. Water data back to 1999 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
11162618 n/a
Site name
PILARCITOS LK NR HILLSBOROUGH CA n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 373256 n/a
DMS longitude 1222516 n/a
Decimal latitude 37.54882698 n/a
Decimal longitude -122.4221961 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 SESES28 T04S R05W n/a
Name of location map MONTARA MOUNTAIN n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 700 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 12. feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
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
3.91 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 470600102 n/a

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