Available data

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4 data types available - data from 1986-09-29 to 2026-08-15

3 data types available - data from 1935-10-01 to 2026-08-15

2 data types available - data from 1973-10-11 to 2026-07-09

68 Observed properties (data types) available - with data from 1943-06-25 to 2004-11-30

1244 Sampling activities

2 data types available - with data from 1904-07-11 to 2025-06-07

3 data types available - data from 1935-10-01 to 2026-08-15

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	07151000	n/a
Location name	Salt Fork Arkansas River at Tonkawa, OK	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	36.6719792178565	n/a
Decimal longitude (WGS84)	-97.3094887450697	n/a
Latitude-longitude method	Interpolated from map	M
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
District	Oklahoma	40
State	Oklahoma	40
County	Kay County	071
Country	United States of America	n/a
Altitude of gage/land surface	930.14 feet	n/a
Method altitude determined	GNSS4 - Level 4 Quality Survey Grade Global Navigation Satellite System	Z
Altitude accuracy	0.06 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Lower Salt Fork Arkansas	11060004
Drainage basin	02	n/a
Date of first construction		n/a
Drainage area	4470 square miles	n/a
Contributing drainage area	4470 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