Maximum allowable annulus surface pressure

Definition(s)


Maximum allowable annulus surface pressure

Greatest pressure that an annulus can contain, as measured at the wellhead, without compromising the integrity of any element of that annulus, including any exposed open-hole formations maximum allowable annulus surface pressure.

Source: ISO 16530-1:2017, Petroleum and natural gas industries — Well integrity – Part 1: Life cycle governance, First Edition, March 2017. Global Standards