Nome: Mapa topográfico Union Hill Quarry, altitude, relevo.
Local: Union Hill Quarry, New York State Thruway, Antrim, Suffern, Town of Ramapo, Rockland County, New York, 10982, United States of America (41.11795 -74.14555 41.12064 -74.14013)
Altitude média: 128 m
Altitude mínima: 77 m
Altitude máxima: 281 m