Available data

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1 data types available - data from 2016-05-04 to 2026-07-30

1 data types available - data from 2016-05-05 to 2026-07-29

1 data types available - data from 2016-08-17 to 2026-07-21

88 Observed properties (data types) available - with data from 1996-05-17 to 2021-12-07

37 Sampling activities

1 data types available - data from 2016-05-05 to 2026-07-28

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	301200090072400	n/a
Location name	L Pontchartrain at Crossover 4 near Mandeville, LA	n/a
Site type	Lake, Reservoir, Impoundment	LK
Decimal latitude (WGS84)	30.1996388888889	n/a
Decimal longitude (WGS84)	-90.12275	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 - .5 sec (PLGR/PPS GPS).	5
District	Louisiana	22
State	Louisiana	22
County	St. Tammany Parish	103
Country	United States of America	n/a
Altitude of gage/land surface	0	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.08 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Lake Pontchartrain	08090202
Drainage basin		n/a
Date of first construction		n/a
Drainage area		n/a
Contributing drainage area		n/a
Time zone abbreviation	CST	n/a
Site honors Daylight Saving Time	Y	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