L A Y E R   I N F O R M A T I O N  . . .

Municipal Infrastructure Data Layers
Maintained by Southern Tier West.  Data is collected by STW staff and/or municipal officials using Trimble GPS equipment.

Cleanouts  ~  Culverts  ~  Curb Boxes  ~  Drinking Water Treatment Plants  ~  Electric Boxes  ~  Guiderails  ~  Hydrants  ~  Lift Stations  ~  Light Poles   
Parking Meters  ~  Pedestrian Poles  ~  Power Poles  ~  Sanitary Manholes  ~  Sewer Lines  ~  Sidewalks  ~  Signs  ~  Storm Drains  ~  Storm Outfalls  
Storm Sewer Manholes  ~  Tanks and Reservoirs  ~  Telephonce Poles  ~  Traffic Loops  ~  Traffic Signals  ~  Trees  ~  Wastewater Treatment Plants   
Water Lines  ~  Water Valves

Telecommunications/Fiber Data
GIS layers developed by Southern Tier West and ECC Technologies as part of the STW Broadband Inventory Study - - zoom restrictions apply to these layers as agreed with ECC Technologies

Central Offices  ~  DSL Coverage  ~  Fiber Lines  ~  ILEC Boundaries  ~  Wireless Service  ~  Wireless Towers

Transportation
Major Highways:  source of information is the NYS Accident Location Information Service
Streets: source of information is the NYS Accident Location Information Service.  At a small scale -- zoomed out to most of the region - - only major roads will be visible - - Instertates, US and State Highways

Hydrography
Rivers and Streams:  source of information is the NYSDOT Framework Portable Dataset
Water Bodies: source of information is the NYSDOT Framework Portable Dataset
River Basins:  source of information is the New York Ocean and Great Lakes Atlas
Watersheds:  source of information is the New York Ocean and Great Lakes Atlas

Boundaries
NYSDOT Framework Portable Dataset is the source for the following information:
Village, City, Town, and State Boundaries; NYSDOT Regions; Economic Development Zones; Indian Reservations; NYS Gas and Power Companies;
NYS Assembly and Senate Districts; US Congressional Districts; Postal Boundaries; and School Districts

NYSARC Regions:  created by Southern Tier West

Parcels
Allegany County Parcels (2008):  created by the Allegany County Real Property Department
Cattaraugus County Parcels (2008):  created by the Cattaraugus County Real Property Department
Chautauqua County Parcels (2007):  created by the Chautauqua County Real Property Department

Land Use and Zoning
Zoning Overlays:  maintained by Southern Tier West and Cattaraugus County Real Property Department
Zoning:  maintained by Southern Tier West and Cattaraugus County Real Property Department
Land Use:  created by Southern Tier West using the parcel layers for Allegany, Cattaraugus, and Chautauqua Counties

NYSDOT Quad 24K Topographic
Source for this information is NYSDOT

NYSDOT Quad 24K Planimetric
Source for this information is NYSDOT

Aerial Photos
Chautauqua (2008): created by the NYS Ortho Imagery Program.  All images are in color.  1ft resolution images are for the cities of Dunkirk/Fredonia and Jamestown.  The rest of the county is 2ft resolution

Allegany Cattaraugus (2007): created by the NYS Ortho Imagery Program.  All images are color.  1ft resolution images are for the Village of Wellsville and the Cities of Salamanca and Olean, and extend down into the Village of Portville along Route 417.  The rest of the county is 2ft resolution

Chautauqua (2004): created by the NYS Ortho Imagery Program.  This digital orthophotography was taken in the Spring of 2004.  The photos are natural color.  1ft resolution images are for the urbanized areas of Dunkirk/Fredonia and Jamestown.  The rest of the county is 2ft resolution

Allegany Cattaraugus (2002):  created by the NYS Ortho Imagery Program.  each color pixel is 1ft x 1ft.  Each b & w pixel is 2ft. x 2ft.  Color images are for the Cities of Salamanca and Olean, and extend down into the Village of Portville along Route 417.

Chautauqua (2000): digital orthophotography covering the entire county.  These photos were taken in the Spring of 2000.  Theya re in black and white, and have a pixel resolution of 2 x 2 ft.  The source of this data is Chautauqua County.

Allegany Cattaraugus Chautauqua (1994):  Infrared imagery with a 1 meter resolution.  These cover all three counties.   Created by the NYS Ortho Imagery Program.  All the vegatation in these photos show up red.

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