NH2,327 active USTs

New Hampshire Gas Station Compliance Guide

Everything fuel station operators in New Hampshire need to know about UST compliance, managed by the New Hampshire Department of Environmental Services, Oil Compliance Section – Fuel Storage Tanks.

State Agency

New Hampshire Department of Environmental Services, Oil Compliance Section – Fuel Storage Tanks

DES UST Program

Phone: (603) 271-3503

Email:

Visit NHDES Website →

Compliance Deadlines

Federal EPA Requirements

RequirementDeadlinePenaltyCFR
Monthly Release DetectionOngoing — monthlyup to $74,943/day (40 CFR 19.4, 2025)40 CFR 280.41
Walkthrough InspectionEvery 30 days (containment sumps and hand-held release detection equipment annually)up to $74,943/day (40 CFR 19.4, 2025)40 CFR 280.36
Operator Training (Class A/B/C)Within 30 days of designationup to $74,943/day (40 CFR 19.4, 2025)40 CFR 280.242
Financial ResponsibilityContinuousup to $74,943/day (40 CFR 19.4, 2025)40 CFR 280.90
Spill/Overfill Prevention EquipmentRequired at all UST systemsup to $74,943/day (40 CFR 19.4, 2025)40 CFR 280.30
Corrosion Protection TestingEvery 3 years (all systems); impressed-current rectifiers checked every 60 daysup to $74,943/day (40 CFR 19.4, 2025)40 CFR 280.31
Release ReportingWithin 24 hours of discoveryup to $74,943/day (40 CFR 19.4, 2025)40 CFR 280.50
UST Registration/NotificationWithin 30 days of bringing the tank into useup to $29,980 per tank/day (40 CFR 19.4, 2025)40 CFR 280.22

New Hampshire State Requirements

RequirementDeadlineFrequencyPenalty
Tank RegistrationPrior to operationOne-time$2,000/day
Release DetectionMonthlyMonthly$2,000/day

Penalties, Cleanup Fund, Training, Fees & Inspectors

State-specific figures for New Hampshire are being re-verified against New Hampshire Department of Environmental Services, Oil Compliance Section – Fuel Storage Tanks sources and are not shown until confirmed.

This covers maximum penalties, cleanup fund limits and eligibility, operator training intervals and approved providers, registration and annual tank fees, and inspector requirements. Federal requirements above still apply in every state. For current state figures, contact the program directly:

New Hampshire Department of Environmental Services, Oil Compliance Section – Fuel Storage Tanks · (603) 271-3503

Disclaimer: This guide is based on published New Hampshire regulations. Requirements change — always verify current obligations with the NHDES.