Frequently Asked Questions

A sudden, escape of gas and water from a drilling well when high pressure gas is encountered and efforts to prevent or to control the escape has not been successful.

A device attached immediately above the casing to control the pressure and prevent the escape of fluids from the annular space between the drill pipe and casing or shut off the hole, if no drill pipe is in the hole, should a blowout occur. These devices are pressure tested between 3,500 – 5,000 psi when installed and every two weeks afterwards.