This regulation does not apply to unregulated tanks with a rated capacity of below 250 gallons. Policy for tank systems used to store hazardous waste is provided in chapter 5. These requirements are in addition to compliance with Federal regulations at 40 CFR Part 280 and with applicable state and local regulations.
Many jurisdictions have more stringent tank requirements than Federal standards.
The possibility of release. Maintain an accurate inventory of all tank systems. Complete repair or replacement and verify the integrity and operation of the system before returning it to service. State or local regulation often contains more stringent reporting and response requirements. Where monitoring wells are used, they will be designed and installed to prevent the possibility of creating a conduit to groundwater and will be sampled and analyzed on a regular basis.