Planning Services
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Allegany County maintains a large variety of GIS data at various offices.  
The Planning Office has a wide variety of data sources that it maintains including tourism data, updated streets data, streams, etc.  We utilize aerial images from NYS GIS Clearinghouse for base imagery.  If you have data/map/GIS needs call us at 585-268-7472 to discuss what we can do to work with you.We utilize ArcEditor from ESRI for preparing and maintaining our GIS.
We utilize GIS in the Emergency Services Office for 911 Dispatch, 
Parcel data is maintained by the Office of Real Property, 
You can utilize their website to access parcel data on-line and with maps by clicking here.
Soil & Water Conservation District maintains various soil related data sets. 

National Wetlands Inventory

The web mapping application at this U.S. Fish and Wildlife Service (FWS) site shows wetland type and extent using a biological definition of wetlands.

NYS DEC Environmental Resource Mapper

The web mapping application at this New York State Department of Environmental Conservation (NYS DEC) shows freshwater wetlands, surface water features (streams, lakes, etc.), significant natural communities and unique geological features.

The County Planner has been working with the Tourism people to develop a new ArcGIS Online web map portal for Tourism information. Zoom in to an area of the County to see what is available in this area.  Click on an icon to see what it is.  Additional information will be added in the coming months as the data is developed.

Southern Tier West works directly with the communities on infrastructure mapping projects.  STW GIS Viewer

These are some other services that you may find of use with on-line viewers and mapping applications.
Data sources for your use available from state and federal sources

Copyright 2017

Allegany County, New York

C/O Office of Planning

Crossroads Commerce and Conference Center 6087 NYS Route 19N, Suite 100 Belmont, NY 14813 (585) 268-7472 Fax:(585) 268-7473