Available data

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3 data types available - data from 1991-02-01 to 2026-08-29

2 data types available - data from 1945-11-01 to 2026-07-31

2 data types available - data from 1946-05-03 to 2026-08-25

64 Observed properties (data types) available - with data from 1950-07-11 to 2015-06-10

425 Sampling activities

2 data types available - with data from 1946-06-19 to 2025-06-29

2 data types available - data from 1945-11-01 to 2026-07-31

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	06401500	n/a
Location name	CHEYENNE RIVER BELOW ANGOSTURA DAM, SD	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	43.345	n/a
Decimal longitude (WGS84)	-103.436667	n/a
Latitude-longitude method	Interpolated from map	M
Latitude-longitude accuracy	Accurate to + or - 1 min.	M
District	South Dakota	46
State	South Dakota	46
County	Fall River County	047
Country	United States of America	n/a
Altitude of gage/land surface	3060.4 feet	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.5 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Middle Cheyenne-Spring	10120109
Drainage basin		n/a
Date of first construction		n/a
Drainage area	9097 square miles	n/a
Contributing drainage area	9092 square miles	n/a
Time zone abbreviation	MST	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