Skip to main content

Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Daily Values, Groundwater Levels, Unit Values 1966-05-08 2024-10-08
n/a USGS Active Groundwater Level Network Site 1966-01-01 2021-01-01
n/a USGS Annual Water Data Reports Site 2014-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 415104121232901 is associated with a Well in Modoc County, California. Water data back to 1966 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
415104121232901 n/a
Site name
46.00N/05.00E-03P01M n/a
Site type
Well
GW
DMS latitude 415104.5 n/a
DMS longitude 1212333.7 n/a
Decimal latitude 41.85125 n/a
Decimal longitude -121.3926944 n/a
Latitude-longitude method
Differentially corrected Global Positioning System. D
Latitude-longitude accuracy
Accurate to + or - .1 sec (Differentially-Corrected GPS). 1
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Oregon 41
State
California 06
County
Modoc County 049
Country US n/a
Land net location description NWSESWS03 T4600NR0500EM n/a
Name of location map THE PANHANDLE (CA) n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 4057.7 feet n/a
Method altitude determined Differentially corrected Global Positioning System. D
Altitude accuracy .1 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
18010204
Drainage basin
n/a
Topographic setting
Alluvial terrace
T
Flags for instruments at site YNNNNNNNNNNNNNNNYNNNNNNNNNNNNN n/a
Date of first construction
19660504 n/a
Date site established or inventoried 20000627 n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation PST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
Data have been checked by the reporting agency. C
Data-other GW files YYNNNYNN n/a
National aquifer Pacific Northwest volcanic-rock aquifers N100PCFNWV
Local aquifer Basalt 112BSLT
Local aquifer type
n/a
Well depth 80 feet n/a
Hole depth
173 feet n/a
Source of depth data A n/a
Project number 0-4741-18000 n/a

Operated in cooperation with:

logo for USGS - Oregon Water Science Center
USGS - Oregon Water Science Center