GO:0047977

Catalysis of the reaction: (5Z,9E,14Z)-(8x,11R,12S)-11,12-epoxy-8-hydroxyicosa-5,9,14-trienoate + H2O = (5Z,9E,14Z)-(8x,11x,12S)-8,11,12-trihydroxyicosa-5,9,14-trienoate. [EC:3.3.2.7, MetaCyc:HEPOXILIN-EPOXIDE-HYDROLASE-RXN]