Minn. R. agency 167, ch. 7151, OPERATION AND MAINTENANCE OF ABOVEGROUND STORAGE TANKS, pt. 7151.7300

Current through Register Vol. 49, No. 12, September 16, 2024

Part 7151.7300 - MAINTENANCE

Subpart 1.Tank.

A. Owners and operators shall minimize rust on the tank exterior so as to not jeopardize the integrity of the tank system.

B. Owners and operators shall dispose of water that is drawn from the bottom of a tank according to applicable state and federal laws.

Subp. 2.Containment safeguards.

Tank owners and operators shall maintain the integrity of containment safeguards as follows:

A. the secondary containment and substance transfer areas must be maintained free of cracks, open seams, open drains, siphons, and vegetation other than grass;

B. precipitation must be removed as often as practical to ensure proper containment volume; and

C. tank owners and operators shall reduce the storage volume within the tank or tank system to accommodate decreased secondary containment volume if accumulation of precipitation reduces the volume of the containment basin below 100 percent.

Subp. 3.Storm water discharge.

Storm water that collects within the secondary containment area or substance transfer area must be discharged in compliance with all applicable state and federal laws.

Subp. 4.Schedules.

Safeguard systems must be installed and maintained pursuant to applicable manufacturer's schedules and applicable standards.

Minn. R. agency 167, ch. 7151, OPERATION AND MAINTENANCE OF ABOVEGROUND STORAGE TANKS, pt. 7151.7300

23 SR 883

Statutory Authority: MS s 115.03