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Available data

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Continuous data

4 data types available - data from 2014-05-08 to 2026-08-25

Daily data

1 data types available - data from 2014-05-08 to 2026-08-23

Field measurements

1 data types available - data from 2015-10-08 to 2026-03-24

Discrete sample data

0 observed properties (data types) available

Statistical tables for select daily data types

0 data types available

Important information about this monitoring location

The elevation of this station has been determined to be 0.00 feet above NAVD 1988. To obtain water-surface elevation values in NAVD 1988 add 0.00 feet to gage height values.

Location details and information

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City of Duncan

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	07329605	n/a
Location name	Lake Humphreys near Duncan, OK	n/a
Site type	Lake, Reservoir, Impoundment	LK
Decimal latitude (WGS84)	34.5844444444444	n/a
Decimal longitude (WGS84)	-97.8855555555556	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	Oklahoma	40
State	Oklahoma	40
County	Stephens County	137
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	0.04 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Middle Washita	11130303
Drainage basin	01	n/a
Date of first construction		n/a
Drainage area	32 square miles	n/a
Contributing drainage area	32 square miles	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

Monitoring location Lake Humphreys near Duncan, OK - USGS-07329605