25 Pa. Code § 245.441 - General requirements for underground storage tank systems
(a) Owners and
operators of new and existing underground storage tank systems shall provide a
method, or combination of methods, of release detection that:
(1) Can detect a release from any portion of
the tank and the connected underground piping that routinely contains
product.
(2) Is installed,
calibrated, operated and maintained in accordance with the manufacturer's
instructions, including routine maintenance and service checks for operability
or running condition.
(3) Meets the
performance requirements in §
245.444 or §
245.445 (relating to methods of
release detection for tanks; and methods of release detection for piping), with
any performance claims and their manner of determination described in writing
by the equipment manufacturer or installer. In addition, methods in
§§
245.444 and
245.445 must be capable of
detecting the leak rate or quantity specified for that method in the
corresponding section of this subchapter with a probability of detection (Pd)
of 0.95 and a probability of false alarm (Pfa) of 0.05.
(i) Test method performance claims shall be
verified by an independent third-party using leak rates that are unknown to the
tester.
(ii) When the EPA
evaluation protocol for a method changes, the manufacturer shall reevaluate the
method within 24 months of the new protocol's effective date for its continued
use in this Commonwealth.
(b) When a release detection method operated
in accordance with the performance standards in §§
245.444 and
245.445 indicates a release may
have occurred, owners and operators shall investigate the suspected release in
accordance with Subchapter D (relating to corrective action process for owners
and operators of storage tanks and storage tank facilities and other
responsible parties).
(c) Owners
and operators of underground storage tank systems shall comply with the release
detection requirements in this subchapter.
Notes
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