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1 data types available - data from 1991-04-10 to 1994-01-18

80 Observed properties (data types) available - with data from 1959-10-29 to 2001-05-10

98 Sampling activities

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	02237540	n/a
Location name	JOHNS LAKE AT OAKLAND, FLA.	n/a
Site type	Lake, Reservoir, Impoundment	LK
Decimal latitude (WGS84)	28.5419458881736	n/a
Decimal longitude (WGS84)	-81.6409077856757	n/a
Latitude-longitude method	Interpolated from MAP.	M
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
District		125
State	Florida	12
County	Orange County	095
Country	United States of America	n/a
Altitude of gage/land surface	81.93 feet	n/a
Method altitude determined	Interpolated from topographic map.	M
Altitude accuracy	2.5 feet	n/a
Altitude datum	National Geodetic Vertical Datum of 1929	NGVD29
Subbasin hydrologic unit	Oklawaha	03080102
Drainage basin		n/a
Date of first construction		n/a
Drainage area	40.1 square miles	n/a
Contributing drainage area		n/a
Time zone abbreviation	EST	n/a
Site honors Daylight Saving Time	N	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

Monitoring location Johns Lake at Oakland, Fla. - USGS-02237540