Version: 1.0

Published: October 19, 2023

Orphaned Wells Methane Measurement Method Approval Form

Project proponents must consult with ACR during GHG Plan preparation, prior to measurement collection, to confirm there is sufficient information about the selected methods and that their sampling equipment, method, and chosen qualified measurement specialist meet the ACR requirements in 4.1 of the methodology. To facilitate this requirement, use of this form is required. Please upload the completed form and any supplemental documents to the Project Documents section for the applicable project on the ACR Registry and email copies to

Download the form