Available data

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2 data types available - data from 1990-10-01 to 2026-08-18

2 data types available - data from 2012-05-21 to 2026-08-17

2 data types available - data from 1985-09-05 to 2026-08-05

149 Observed properties (data types) available - with data from 1985-09-23 to 1989-08-31

25 Sampling activities

2 data types available - with data from 1986-02-28 to 2025-06-23

2 data types available - data from 2012-05-21 to 2026-08-17

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	06463720	n/a
Location name	Niobrara River at Mariaville, Nebr.	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	42.78140833333333	n/a
Decimal longitude (WGS84)	-99.33471388888888	n/a
Latitude-longitude method	GNSS2 - Level 1 Quality Survey Grade Global Navigation Satellite System	X
Latitude-longitude accuracy	Level 2 survey-grade GPS	C
District	Nebraska	31
State	Nebraska	31
County	Keya Paha County	103
Country	United States of America	n/a
Altitude of gage/land surface	1791.77 feet	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.07 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Middle Niobrara	10150004
Drainage basin		n/a
Date of first construction		n/a
Drainage area	9810 square miles	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