Environmental StudiesDivision III

Operational Unit

Underground Storage Tank (UST) Leakage & Containment Unit

Toxic Remediation, Hazardous Waste & Land Recovery

Unit Mandate

Mission & Operational Scope

Inspects, monitors, and remediates leaking underground storage tanks containing petroleum products and hazardous substances, preventing groundwater contamination and protecting communities from vapor intrusion and explosive hazards.

Doctrine

EPA Underground Storage Tank Regulations (40 CFR Part 280) · ASTM E1739 Risk-Based Corrective Action

Core Capabilities

Operational Capabilities

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UST inspection and release detection system compliance assessment

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Petroleum hydrocarbon (BTEX, TPH) soil and groundwater sampling

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Free product recovery and soil vapor extraction system design

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Vapor intrusion assessment and indoor air mitigation system installation

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Tank closure and removal oversight with soil confirmation sampling

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State UST fund eligibility assessment and corrective action cost management

Division III

Toxic Remediation, Hazardous Waste & Land Recovery