Q462. Archived FAQ: Does the final rule amending 40 CFR Part 98 apply to both onshore and offshore petroleum and natural gas production?

A462. The subpart W final rule covers both offshore and onshore petroleum and natural gas production facilities.  Please review section 98.230 for the definition of the source category for each segment of the petroleum and natural gas industry covered by subpart W.  Information and resources regarding the applicability and requirements of subpart W are available at: https://www.epa.gov/ghgreporting/subpart-w-petroleum-and-natural-gas-systems.