Available data

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2 data types available - data from 2010-10-15 to 2026-07-19

2 data types available - data from 2010-10-14 to 2026-07-17

3 data types available - data from 1982-04-28 to 2026-07-20

3 Observed properties (data types) available - with data from 1985-02-21 to 1985-02-21

1 Sampling activities

2 data types available - data from 2010-10-14 to 2026-07-17

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	133047144510171	n/a
Location name	MW-2, Marbo, Guam	n/a
Site type	Well	GW
Decimal latitude (WGS84)	13.5145555555556	n/a
Decimal longitude (WGS84)	144.852722222222	n/a
Latitude-longitude method	Global positioning system (GPS), Standard Positioning Service (SPS) or Precise Positioning Service (PPS)	G
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
District	Hawaii	15
State	Guam	66
County	Guam	010
Country	United States of America	n/a
Altitude of gage/land surface	350.54 feet	n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	0.01 feet	n/a
Altitude datum	Guam Vertical Datum of 2004	GUVD04
Subbasin hydrologic unit	Guam	22010000
Drainage basin		n/a
Date of first construction		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
National aquifer	Other aquifers	N9999OTHER
Local aquifer		n/a
Local aquifer type	Unconfined single aquifer	U
Well depth	379 feet	n/a
Hole depth		n/a
Source of depth data	D	n/a

Monitoring location MW-2, Marbo, Guam - USGS-133047144510171