Available data

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3 data types available - data from 1989-10-01 to 2026-08-07

6 data types available - data from 1942-06-01 to 2026-08-06

2 data types available - data from 1942-06-11 to 2026-06-08

353 Observed properties (data types) available - with data from 1974-10-03 to 2026-08-05

480 Sampling activities

2 data types available - with data from 1942-08-22 to 2024-06-23

4 data types available - data from 1942-06-01 to 2026-08-06

CONTINUOUS WATER QUALITY MONITORING FOR THIS SITE IS OPERATED SEASONALLY

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	04040000	n/a
Location name	ONTONAGON RIVER NEAR ROCKLAND, MI	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	46.7207742279204	n/a
Decimal longitude (WGS84)	-89.2070860653042	n/a
Latitude-longitude method	Interpolated from map	M
Latitude-longitude accuracy	Accurate to + or - 1 min.	M
District	Michigan	26
State	Michigan	26
County	Ontonagon County	131
Country	United States of America	n/a
Altitude of gage/land surface	638.66 feet	n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	0.01 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Ontonagon	04020102
Drainage basin		n/a
Date of first construction		n/a
Drainage area	1340 square miles	n/a
Contributing drainage area		n/a
Time zone abbreviation	EST	n/a
Site honors Daylight Saving Time	N	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 Ontonagon River Near Rockland, MI - USGS-04040000