25 Pa. Code § 290.411 - Storage impoundments-operating requirements
(a) At least 8 feet shall be maintained
between the bottom of the subbase of the liner system and the top of the
confining layer or the shallowest level below the bottom of the subbase where
groundwater occurs as a result of upward leakage from natural or other
preexisting causes. The integrity of the confining layer may not be compromised
by excavation.
(b) The edge of the
liner shall be clearly marked.
(c)
A fence or other suitable barrier shall be maintained around the coal ash
storage area, including impoundments, leachate collection and treatment systems
sufficient to prevent unauthorized access, unless the Department approves, in
the permit, an alternative means of protecting access to the area that afford
an equivalent degree of protection.
(d) The person shall implement fugitive air
contaminant control measures and otherwise prevent and control air pollution in
accordance with the Air Pollution Control Act (35 P. S. §§
4001-4015); Article III (relating to air
resources) and §
289.228 (relating to nuisance
minimization and control). Minimization and control measures must include the
following:
(1) Ensuring that operation of the
coal ash storage impoundment will not cause or contribute to an exceedance of
an ambient air quality standard under §
131.3 (relating to ambient air
quality standards).
(2) Minimizing
the generation of fugitive dust emissions from the coal ash storage
impoundment.
(e) The
person shall implement water quality monitoring, as required under Subchapter D
(relating to quality monitoring).
(f) A person that stores coal ash in a coal
ash storage impoundment shall remove coal ash from the impoundment as follows:
(1) Without damage to the
impoundment.
(2) Inspect the liner
to ensure its integrity, and make necessary repairs prior to returning the
impoundment to service.
(3) Provide
for the beneficial use of the removed coal ash in accordance with this
chapter.
(4) Removal from the
impoundment shall be sufficient such that the coal ash is not accumulated
speculatively.
Notes
This section cited in 25 Pa. Code § 290.408 (relating to storage impoundments-scope).
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