Par West Refinery - Petroleum Refinery in Kapolei, Hawaii

Par West Refinery is a petroleum refinery located in Kapolei, Honolulu County, Hawaii, United States. The facility is operational and processes crude oil into various refined products for the local market. As a refinery in Hawaii, it plays a key role in supplying fuel to the islands. The refinery operates under the regulatory framework of the U.S. Environmental Protection Agency (EPA), including the Clean Air Act (CAA) Refinery MACT standards and other applicable environmental regulations. The facility's NAICS code 324110 indicates it is a petroleum refinery, typically involving distillation, cracking, and other refining processes. Located in Kapolei on the island of Oahu, the refinery is situated in a coastal area, which necessitates robust spill prevention and response measures. The facility's operations are significant for Hawaii's energy security, as the state relies heavily on imported crude oil for its fuel needs.

The refinery is located in a coastal area of Oahu, which presents risks related to oil spills and marine pollution. The facility must comply with MARPOL Annex I regulations for oil discharge prevention and have spill response plans. The surrounding environment includes urban and industrial areas, with potential impacts on air quality from refining emissions.