Land Surveyors Reference Page:  http://www.lsrp.com/

National Geodetic Survey: http://www.ngs.noaa.gov/

Nation Weather Service: http://www.weather.gov/ 

York State Association of Professional Land Surveyors: https://www.nysapls.org/

New York State Office of the Professions: http://www.op.nysed.gov/prof/pels/

FEMA Flood Hazard Mapping:   http://www.fema.gov/fhm/

NYS Dept. of Environmental Conservation – Freshwater Wetlands: https://www.dec.ny.gov/lands/305.html

NGA GPS Site:  http://earth-info.nga.mil/GandG/update/index.php

New York Land & Lakes: http://www.upstatenyland.com/

New York State GIS Clearinghouse:  https://gis.ny.gov/

National Society of Professional Surveyors: https://www.nsps.us.com/

American Land Title Association: https://www.alta.org/

The American Associations for Geodetic Surveying: https://www.aagsmo.org/