To minimize land and water contamination by ensuring tank system installations meet minimum standards.
Required for a new or replacement underground storage tank (UST) system, or a substantial modification of a UST system.
Statute and Administrative Rules
Env-Or 400 Underground Storage Facilities
Application fee is $100. State and local governments are exempt.
A complete application package including plans and specifications prepared and certified by a New Hampshire licensed professional engineer, must be submitted by the owner at least 90 days prior to commencing construction or installation of a new, replacement, or substantially modified UST system.
One year from the date of issuance. An owner may request a waiver from the one year expiration period according to Env-Wm 1401.40.
Modifications must be included in a new, complete application package.
Status of Current Applications
Underground Storage Tanks Plan Review Queue
Underground Storage Tank Program
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