OAC 252:100-25-4
Alternative for particulates
Cite as Okla. Admin. Code § 252:100-25-4
(a) The 20% opacity limit required under 252:100-25-3 may be increased for particulates only,
provided that the owner or operator demonstrates to the satisfaction of the Air Quality Advisory
Council at public hearing that:
(1) The owner or operator has installed air pollution control equipment to attempt to
control both visible and particulate matter emissions to the limit required by applicable
Subchapters.
(2) The pollution control equipment installed:
(A) Has been properly maintained.
(B) Is in good working order.
(C) Is operated to minimize emissions.
(3) The installed control equipment does not control opacity to the limit required in
252:100-25-3.
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(4) The owner or operator has conducted stack test (s) using appropriate test methods as
approved by the Division to determine mass emissions at maximum allowed capacity and
has determined such emissions meet all applicable particulate matter requirements (i. e.,
permit limit, rule limit, process limit).
(5) The owner or operator has conducted detailed modeling and other measures (e. g.,
monitoring) deemed necessary by the Executive Director to demonstrate that the
maximum impact of any increase of opacity will not exceed 5 ug/m3 PM10-10 24-hour
average at any point of impact or 1 ug/m3 PM10-10 annual average at any point of impact.
(b) Upon completion of the demonstration specified in (a) of this Section, the opacity allowed
will be based on the opacity read by a Certified Visible Emission Evaluator at the time of the
maximum operation stack test.
(c) Applications for an alternative under 252:100-25-4 will be submitted to the Director of the
Division for review and recommendation to the Air Quality Advisory Council for final action.
SUBCHAPTER 35. CONTROL OF EMISSION OF CARBON MONOXIDE