2022 South Dakota Datum Change

In anticipation of the National Geodetic Survey's (NGS) transition from the North American Datum of 1983 (NAD83) to the North American Terrestrial Reference Frame of 2022 (NATRF2022), the South Dakota Society of Professional Land Surveyors (SDSPLS) and the South Dakota Department of Transportation (SDDOT) are working on an update of the State Plane Coordinate System (SPCS) in South Dakota.

CLICK HERE to be directed to the interactive South Dakota LDP Map