Site NY-04R was a U.S. Army air defense radar site associated with the Nike missile batteries in the region. The installation was probably established to provide more comprehensive radar coverage of the northern approaches to the New York metropolitan area.

	Location Radar Site: Orangeburg, (Rockland County), NY Dates of Operation Further data sought. Radar Systems: & Equipment Further data sought.		Unit Information Army - Radar Section #2, 52nd Artillery Brigade Dates of operation uncertain. Present Status Further data sought.