Information about the source data used to construct or derive the data.
MF-1939-A
Title: Maps showing the stratigraphic framework and Quaternary geologic history of eastern Long Island Sound
Originators: Ralph S. Lewis
Sally W. Needell
Series name: U.S. Geological Survey Miscellaneous Field Studies Map
Series identification: MF-1939-A
Publisher: U.S. Geological Survey
Publication place: Hartford, Connecticut, USA
Publication date: 19870101
Data type: map
Map scale denominator: 80000
Media: stable-base material
Source contribution: mylar compilation sheet for thickness of glacial drift
Date: 19870101
Currentness reference: publication date
MF-1939-B
Title: Maps showing the Quaternary geology of east-central Long Island Sound
Originators: Sally W. Needell
Ralph S. Lewis
Steven M. Colman
Series name: U.S. Geological Survey Miscellaneous Field Studies Map
Series identification: MF-1939-B
Publisher: U.S. Geological Survey
Publication place: Reston, Virginia, USA
Publication date: 1987000
Data type: map
Map scale denominator: 80000
Media: stable-base material
Source contribution: mylar compilation sheet for thickness of glacial drift
Date: 19870101
Currentness reference: publication date
mylars for west and west-central LIS
Title: unpublished maps for west and west-central LIS
Originators: Ralph S. Lewis
Nancy F. Neff
Publisher: Long Island Sound Resource Center
Publication place: Groton, Connecticut, USA
Publication date: Unpublished Material
Data type: map
Other citation details: These maps were prepared as a continuation of the MF-1939 series which was not completed in that format since the framework studies of LIS evolved into other publications such as the Quaternary map (I-2784) and various openfile CD products (OF 02-002, OF 00-304).
Map scale denominator: 80000
Media: stable-base material
Source contribution: Unpublished contour maps of the total drift thickness for western and west-central LIS
Date: unknown
Currentness reference: unknown
CT thickness map
Title: CT thickness of glacial sediments
Originators: Janet R. Stone
Publisher: U.S. Geological Survey
Publication place: Hartford, Connecticut, USA
Publication date: Unpublished Material
Data type: map
Other citation details: mylar overlay for the Quaternary map (on-land area) drafted at 1:125,000 scale
Map scale denominator: 125000
Media: stable-base material
Source contribution: mylar compilation sheet of thickness of glacial deposits
Date: 1994
Currentness reference: publication date
glacialthk
Title: Thickness of Glacial Sediments in Connecticut and the Long Island Sound Basin
Originators: Long Island Sound Resource Center, a partnership between the State of Connecticut, Department of Environmental Protection and the University of Connecticut (compiler, editor and publisher)
Publisher: State of Connecticut, Department of Environmental Protection
Publication place: Long Island Sound Resource Center, Groton, Connecticut, USA
Publication date: 200407
Data type: vector digital data
Map scale denominator: 80000 and 125000
Media: disc
Source contribution: glacialthk is in ArcInfo Coverage format having both polygon and line features. The name of the ArcInfo Coverage is GLACIALTHK.
Date: 200407
Currentness reference: publication date
Glacial_Sediment_Thickness_Poly.shp
Title: Thickness of Glacial Sediments in Connecticut and the Long Island Sound Basin Polygon
Originators: Long Island Sound Resource Center, a partnership between the State of Connecticut, Department of Environmental Protection and the University of Connecticut (compiler, editor and publisher)
U.S. Geological Survey (source data compiler)
Publisher: State of Connecticut, Department of Environmental Protection
Publication place: Long Island Sound Resource Center, Groton, Connecticut, USA
Publication date: 200407
Data type: vector digital data
Map scale denominator: 80000 and 125000
Media: disc
Source contribution: Includes all polygon features from glacialthk (ArcInfo Coverage format). Glacial_Sediment_Thickness_Poly.shp is in Shapefile format.
Date: 200407
Currentness reference: publication date
Glacial_Sediment_Thickness_Poly
Title: Thickness of Glacial Sediments in Connecticut and the Long Island Sound Basin Polygon
Originators: Long Island Sound Resource Center, a partnership between the State of Connecticut, Department of Environmental Protection and the University of Connecticut (compiler, editor and publisher)
U.S. Geological Survey (source data compiler)
Publisher: State of Connecticut, Department of Environmental Protection
Publication place: Long Island Sound Resource Center, Groton, Connecticut, USA
Publication date: 200407
Data type: vector digital data
Map scale denominator: 80000 and 125000
Media: disc
Source contribution: Glacial_Sediment_Thickness_Poly is in GeoDatabase Feature Class format.
Date: 200407
Currentness reference: publication date