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Scheduled Maintenance Notice
USGS will be performing maintenance on the time series data processing system beginning at 09:00 EDT on September 10, 2026. During this period, delivery of the latest time series data will be delayed. The maintenance is expected to finish within 2 hours, after which all backlogged time series data will be processed and delivered to WDFN web portals and APIs.

Available data

Select data types to graph from categories based on the way the data were collected.

0 data types available

1 data types available - data from 1977-10-01 to 1981-09-29

2 data types available - data from 1977-10-05 to 2009-08-11

236 Observed properties (data types) available - with data from 1977-01-18 to 2009-08-11

117 Sampling activities

2 data types available - with data from 1978-03-27 to 1981-02-17

1 data types available - data from 1977-10-01 to 1981-09-29

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	06339800	n/a
Location name	SPRING CREEK BELOW LAKE ILO NR DUNN CENTER, ND	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	47.3427902465976	n/a
Decimal longitude (WGS84)	-102.617961963289	n/a
Latitude-longitude method	Interpolated from map	M
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
District	North Dakota	38
State	North Dakota	38
County	Dunn County	025
Country	United States of America	n/a
Altitude of gage/land surface	2150 feet	n/a
Method altitude determined	Interpolated from topographic map.	M
Altitude accuracy	10 feet	n/a
Altitude datum	National Geodetic Vertical Datum of 1929	NGVD29
Subbasin hydrologic unit	Knife	10130201
Drainage basin		n/a
Date of first construction		n/a
Drainage area	116 square miles	n/a
Contributing drainage area	104 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