US agency: Oklahoma rig blast showed 'lack' of rules

Independent watchdog calls for new safety regulations after 2018 explosion that killed five

Rig blast: killed five on the morning of 22 January 2018 — Rig blast: killed five on the morning of 22 January 2018Foto: Christina Goodvoice

Julia Martinez

Published 12 June 2019, 20:05Updated 12 June 2019, 20:18

Safety & Environment Oklahoma Patterson UTI American Petroleum Industry API