Md. Code Regs. 26.11.38.03 - 2015 NO[x] Emission Control Requirements

A. Daily NOx Reduction Requirements During the Ozone Season.
(1) Not later than 45 days after the effective date of this regulation, the owner or operator of an affected electric generating unit (the unit) shall submit a plan to the Department and EPA for approval that demonstrates how each affected electric generating unit will operate installed pollution control technology and combustion controls to meet the requirements of §A(2) of this regulation. The plan shall summarize the data that will be collected to demonstrate compliance with §A(2) of this regulation. The plan shall cover all modes of operation, including but not limited to normal operations, start-up, shut-down, and low load operations.
(2) Beginning on May 1, 2015, for each operating day during the ozone season, the owner or operator of an affected electric generating unit shall minimize NOx emissions by operating and optimizing the use of all installed pollution control technology and combustion controls consistent with the technological limitations, manufacturers' specifications, good engineering and maintenance practices, and good air pollution control practices for minimizing emissions (as defined in 40 CFR § 60.11(d) ) for such equipment and the unit at all times the unit is in operation while burning any coal.
B. Ozone Season NOx Reduction Requirements.
(1) Except as provided in §B(3) of this regulation, the owner or operator of an affected electric generating unit shall not exceed a NOx 30-day systemwide rolling average emission rate of 0.15 lbs/MMBtu during the ozone season.
(2) The owner or operator of an affected electric generating unit subject to the provisions of this regulation shall continue to meet the ozone season NOx reduction requirements in COMAR 26.11.27.
(3) Ownership of Single Electric Generating Facility.
(a) An affected electric generating unit is not subject to §B(1) of this regulation if the unit is located at an electric generating facility that is the only facility in Maryland directly or indirectly owned, operated, or controlled by the owner, operator, or controller of the facility.
(b) For the purposes of this subsection, the owner includes parent companies, affiliates, and subsidiaries of the owner.
C. Annual NOx Reduction Requirements. The owner or operator of an affected electric generating unit subject to the provisions of this regulation shall continue to meet the annual NOx reduction requirements in COMAR 26.11.27.
D. NOx Emission Requirements for Affected Electric Generating Units Equipped with Fluidized Bed Combustors.
(1) The owner or operator of an affected electric generating unit equipped with a fluidized bed combustor is not subject to the requirements of §§A, B(1) and (2), and C of this regulation.
(2) The owner or operator of an affected electric generating unit equipped with a fluidized bed combustor shall not exceed a NOx 24-hour block average emission rate of 0.10 lbs/MMBtu.

Notes

Md. Code Regs. 26.11.38.03
Regulations .03 adopted as an emergency provision effective May 1, 2015 (42:11 Md. R. 722)
Regulation .03 Adopted effective 42:17 Md. R. 1111, eff.8/31/2015

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