HOUSTON, April 21 (Reuters) - - Motiva Enterprises 600,000 barrel per day (bpd) Port Arthur, Texas,refinery released hydrogen sulfide from a pressure release valveas the refinery restarts from a April 14 citywide power outage,according to a notice filed with the U.S. National ResponseCenter.
The refinery began the restart process on April 15.
Motiva is a 50-50 joint-venture between Royal Dutch ShellPlc and Saudi Aramco. (Reporting by Erwin Seba)