Home Blowdown Posted January 17, 2008 Blowdown Share URL Copied to Clipboard https://ingaa.org/glossary/blowdown/ « Back to Glossary IndexReleasing of pressure by rapid venting in a tank, pipeline, or refinery unit. Related Articles: INGAA Comments on EPA Proposed RuleAnalysis of Natural Gas Transmission Pipeline Releases and Mitigation Options for Pipeline MAOP Reconfirmation« Back to Glossary Index Related Fact Sheets Safety Pivoting to Support a Net-Zero Future – IMCI Program February 21, 2023