Mechanical Fitting Failure Data from Gas Distribution Operators (2011-2021)

Mechanical Fitting Failure (MFF) reports from Gas Distribution Operators are no longer required by PHMSA. Zip file include 2011-2021 submissions. While individual MFF reports are no longer required, the Gas Distribution Annual Report form PHMSA F-7100.1-1 includes a count of mechanical joint failures resulting in a hazardous leak starting with calendar year 2021 reports.