Tag: Stakeholder Comments

EPA’s Proposed UST Rules – Wastewater Treatment Tanks

What is a wastewater treatment tank system? A wastewater treatment tank system is designed to receive and treat influent wastewater through physical, chemical, or biological methods. That means if wastewater flows through a system and is treated in some way, then that system is considered a wastewater treatment tank system. For example, oil-water separators treat […]

EPA’s Proposed UST Rules – Phase Out of Vapor and Groundwater Monitoring

EPA has proposed to phase out vapor monitoring and groundwater monitoring as methods of release detection for tanks and piping within five years of rule implementation. What is vapor and groundwater monitoring? Monitoring for vapors in the soil and for product in groundwater must meet EPA regulation 40 CFR 280.43. Vapor monitoring. Vapor monitors sense […]

EPA’s Proposed UST Rules – Secondary Containment

What is EPA proposing? Currently EPA requires secondary containment and interstitial monitoring for hazardous substance tanks only. EPA is proposing UST owners and operators install secondary containment and interstitial monitoring for new and replaced tanks and piping installed after the effective date of the final UST regulation. The secondary containment must be able to contain […]