7.11 Technical Response - Underground Storage Tanks
The following guidance apply to facilities that store
petroleum products or hazardous substances in
underground tanks, as defined and regulated in 40 CFR
The plan must provide that whenever there is a spill, overfill,
or release of a regulated substance (petroleum or hazardous
substance) from a UST, the following response actions are
taken to clean up and mitigate its effects:
Immediate actions to contain and clean up the release and
prevent further release to the environment, including
removal of the remaining regulated substance from the
underground tank, if necessary.
b. Immediate actions to identify and mitigate fire, explosion
and vapor hazards.
Visual inspection of any aboveground releases or
exposed belowground releases.
d. Actions to prevent further migration of the released
substance into surrounding soils and ground water.
Continuing monitoring and mitigation of fire, explosion
and vapor hazards during excavation and cleanup efforts,
including (as required) nearby subsurface structures such
as sewers and basements.
Actions to remedy hazards posed by contaminated soils
that are excavated as a result of investigation and
g. Within 20 days, submission of a report on the incident
and response to the relevant regulatory agency (EPA or
approved state or local program).