Lake Michigan at Chicago Lock at Chicago, IL

Location details and information

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Site identification number	04087440	_n/a
Site name	LAKE MICHIGAN AT CHICAGO LOCK AT CHICAGO, IL	_n/a
Site type	Lake, Reservoir, Impoundment	LK
DMS latitude	415321.4	_n/a
DMS longitude	0873628.6	_n/a
Decimal latitude	41.88927778	_n/a
Decimal longitude	-87.6079444	_n/a
Latitude-longitude method	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Latitude-longitude accuracy	Accurate to + or - 5 sec.	F
Latitude-longitude datum	North American Datum of 1983	NAD83
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	NENESES10 T39N R14E	_n/a
Name of location map	CHICAGO LOOP	_n/a
Scale of location map	24000	_n/a
Altitude of Gage/land surface	579.20 feet	_n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	.10 feet	_n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Lake Michigan	04060200
Drainage basin		_n/a
Topographic setting		_n/a
Flags for instruments at site	NNNNYNNNNNNNNNNNYNNNNNNNNNNNNN	_n/a
Date of first construction		_n/a
Date site established or inventoried	20070907	_n/a
Drainage area		_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	00100	_n/a

Operated in cooperation with:

US Army Corps of Engineers - Chicago District