Leak Detection Services in Virginia, Maryland & Dc. we are your Trusted Underground Utility Locator. we use Ground Penetrating Radar and Techniques to Locate Private Utilities, Underground Cables, Gas Leaks and Faults. We're Available 24/7 with Same Day Service. Gas Leak Detector, Underground Cable Wire Locator. Infrared imaging services. Capabilities include wall leaks, chronic leaks, moisture problems and fire and flood investigations ...