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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
Information Water-quality 1981-03-20 1996-01-31
Inorganics, Major, Metals Water-quality 1981-03-20 1981-03-20
Inorganics, Major, Non-metals Water-quality 1981-03-20 1996-01-31
Inorganics, Minor, metals Water-quality 1981-03-20 1981-03-20
Nutrient Water-quality 1981-03-20 1983-05-05
Physical Daily Values, Groundwater Levels, Unit Values, Water-quality 1981-03-17 2024-12-04
Radiochemistry Water-quality 1981-03-20 1981-03-20
n/a USGS Active Groundwater Level Network Site 1981-01-01 2020-01-01
n/a USGS Annual Water Data Reports Site 2010-01-01 2013-01-01
Water Data for the Nation inventory

Monitoring location 132626144471771 is associated with a Well in Guam, Guam. Current conditions of Groundwater level above Guam Vertical Datum of 2004, Specific conductance, and Temperature are available. Water data back to 1981 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
132626144471771 n/a
Site name
EX-4 Mangilao, Guam n/a
Site type
Well
GW
DMS latitude 132629.7 n/a
DMS longitude -1444724.1 n/a
Decimal latitude 13.44158333 n/a
Decimal longitude 144.7900278 n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft) G
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Hawaii 15
State
Guam 66
County
Guam 010
Country US n/a
Land net location description n/a
Name of location map Hagatna, GU n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 153.49 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .01 feet n/a
Altitude datum
Guam Vertical Datum of 2004 GUVD04
Subbasin hydrologic unit
22010000
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNYNNNNNNNNNNNYNNNNNNNNNNNNN n/a
Date of first construction
19810305 n/a
Date site established or inventoried 19901116 n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation GST n/a
Site honors Daylight Saving Time
N n/a
Data reliability
Data have been checked by the reporting agency. C
Data-other GW files YY Y n/a
National aquifer Other aquifers N9999OTHER
Local aquifer Limestone 100LMSN
Local aquifer type
Unconfined single aquifer U
Well depth 390 feet n/a
Hole depth
400 feet n/a
Source of depth data S n/a
Project number n/a