Calumet Sag Channel at Blue Island, IL - 05536368

Data collection will be discontinued Oct. 1, 2025, due to loss of funding. Please contact the Central Midwest Water Science Center, Gary Johnson (gjohnson@usgs.gov) if you have an interest in continuance and/or support of data collection activities at this site.

Important Legacy real-time page

Location details and information

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Site identification number	05536368	_n/a
Site name	CALUMET SAG CHANNEL AT BLUE ISLAND, IL	_n/a
Site type	Stream	ST
DMS latitude	413910	_n/a
DMS longitude	0874013	_n/a
Decimal latitude	41.65281186	_n/a
Decimal longitude	-87.670326	_n/a
Latitude-longitude method	Interpolated from MAP.	M
Latitude-longitude accuracy	Unknown or unspecified.	U
Latitude-longitude datum	North American Datum of 1927	NAD27
Decimal Latitude-longitude datum	North American Datum of 1983	NAD83
District	Illinois	17
State	Illinois	17
County	Cook County	031
Country	US	_n/a
Land net location description		_n/a
Name of location map		_n/a
Scale of location map		_n/a
Altitude of Gage/land surface	551.76 feet	_n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	.16 feet	_n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Chicago	07120003
Drainage basin		_n/a
Topographic setting		_n/a
Flags for instruments at site	YNYNNNNNNNNYNNYNYNNNNNNNNNNNNN	_n/a
Date of first construction		_n/a
Date site established or inventoried		_n/a
Drainage area	292.00 square miles	_n/a
Contributing drainage area		_n/a
Time Zone abbreviation	CST	_n/a
Site honors Daylight Saving Time	N	_n/a
Data reliability		_n/a
Data-other GW files	NNNNNNNN	_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
Project number		_n/a

Operated in cooperation with:

US Army Corps of Engineers - Chicago District