Williams Field Services declared force majeure following aThursday morning fire and explosion at its Opal (WY) Lean OilPlant. The fire started about 6:30 a.m. MDT and a rich-oil heaterexploded shortly thereafter. The Lean Oil Plant was removed fromservice but two cryogenic units remained on-line. Volumes throughOpal were reduced to 430 MMcf/d from a normal maximum capacity of700 MMcf/d. However, WFS said it “does not anticipate significantreductions” in overall gas gathered behind the plant or in tailgatedeliveries to interconnecting pipelines.