Welcome to the Applied NAPL Science Review
Applied NAPL Science Review (ANSR) is a scientific ejournal that provides insight into the science behind the characterization and remediation of non-aqueous phase liquids (NAPLs) using plain English.
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Regulatory Update: EPA’s New Clarification on the Federal Underground Storage Tank Regulation on Free Product RemovalVolume 11, Issue 4 | November 2023
Lisa Reyenga, P.E., GEI Consultants, Inc.
The United States Environmental Protection Agency issued a clarification to the Federal Underground Storage Tank (UST) Regulation on Free Product Removal regarding removing free product to the maximum extent practicable. The clarification indicates that only migrating LNAPL must be removed to the maximum extent practicable, not mobile or residual LNAPL.
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