When an aboveground storage tank system is taken temporarily out of service, the owner or operator must:
- (1) Drain all fluid to less than one inch (1") of residue remaining in the tank.
- (2) Leave all vent lines open and functioning.
- (3) Cap and secure all other lines, pumps, manways and ancillary equipment.
- (4) Lock all fill caps.
- (5) Notify PSTD of a change in service on the prescribed form within thirty (30) days.
- (6) A TOU AST that has been out of service for more than twelve (12) months and cannot be returned to service is subject to the permanent closure requirements found in OAC 165:26-2-213.
Added at 21 Ok Reg 2079, eff 7-1-04
Amended at 25 Ok Reg 2187, eff 7-11-08
Amended at 36 Ok Reg 576, eff 8-1-19
Amended at 41 Ok Reg, Number 23, effective 10-1-24