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New Datums | National Geodetic Survey

geodesy.noaa.gov · 888 words · saved by 1 readers

The National Spatial Reference System (NSRS) is a key component of our Nation’s infrastructure, supplying defined latitude, longitude, height, and other authoritative geospatial values throughout the United States. While not obvious to the average person, the NSRS is the foundation to nearly every aspect of our lives in which location matters. It underpins aviation, agriculture, emergency response, floodplain mapping, conservation, construction, water management, transportation, and much more. Use of the NSRS ensures consistent coordinates across all geospatial applications in the country. The North American Datum of 1983 (NAD 83) and North American Vertical Datum of 1988 (NAVD 88), although still the official horizontal and vertical datums of the NSRS, have been identified as having shortcomings that are best addressed through defining new horizontal and vertical datums. Specifically, Correcting these two issues will mean that every existing latitude, longitude, ellipsoid height, and

New Datums | National Geodetic Survey Skip to main content window.jQuery || document.write(' New Datums Home NSRS Modernization Timeline What to Expect Get Prepared Blueprint Documents Track our Progress Naming Convention Watch Videos Related Projects New Datums FAQ Contact Us Subscribe for email notifications Upcoming and Past Events FIG Working Week 2023 Industry Engagement 2021 Summit 2019 Summit 2017 Summit 2015 Summit 2010 Summit Stay Informed --> One-Pagers? Subscribe for email notifications --> --> New Datums: Replacing NAVD 88 and NAD 83 The National Spatial Reference System (NSRS) is

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