GPR One Call is an underground utility locating, marking, and survey company servicing multiple NY boroughs including Long Island, Manhattan, Bronx, Brooklyn, Queens, Staten Island, as well as New Jersey and Philadelphia PA. We use the newest non-invasive subsurface technology and training to provide the safest and most accurate methods for locating underground utilities, storage tanks, and anomalies, including: • Ground Penetrating Radar (GPR) • Electromagnetic Detection (EM) • Vacuum Excavation • Concrete Scanning • Ferromagnetic Detection (FM)