Statutes, codes, and regulations
Maryland Administrative code
Title 26 - DEPARTMENT OF ENVIRONMENTPart 2 - SUBTITLES 08-12Subtitle 11 - AIR QUALITY
Chapter 26.11.29 - Control of NO[x] Emissions from Natural Gas Pipeline Compression Stations
Section 26.11.29.04 - Demonstrating Compliance

Md. Code Regs. 26.11.29.04

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Current through Register Vol. 51, No. 24, December 2, 2024
Section 26.11.29.04 - Demonstrating Compliance
A. Internal Combustion Engines Equipped with a CEM.
(1) The owner or operator of an internal combustion engine subject to this chapter that is equipped with a CEM shall demonstrate compliance with the NOx emissions limits and rates in Regulation .02B & C of this chapter using CEM data.
(2) The sum of the NOx emissions from all affected engines at the facility shall be used to demonstrate compliance with Regulation .02B.
B. Internal combustion engines not equipped with a CEM.
(1) The owner or operator of an internal combustion engine subject to this chapter that is not equipped with a CEM shall demonstrate compliance with the NOx emissions limits and rates in Regulation .02B and C of this chapter as follows:
(a) Compliance shall be established by stack tests using EPA Method 7 or other test methods approved by the Department and the EPA; or
(b) Compliance shall be established by an alternative emissions test approved by the Department.
(2) The results of the stack tests or alternative emissions test for each engine and fuel consumption records submitted to the Department pursuant to Regulation .05 of this chapter shall be used to calculate NOx emissions for each affected engine.
(3) The sum of the NOx emissions from all of the stationary internal combustion engines at a natural gas pipeline compression station that are subject to this chapter shall be used to demonstrate compliance with Regulation .02B.
(4) Stack test schedule. The owner or operator of an internal combustion engine subject to this chapter that is not equipped with a CEM shall conduct a stack test or an alternative emissions test approved by the Department to determine NOx emissions for each affected engine not less than once each 12-month period.

Md. Code Regs. 26.11.29.04

Regulations .04 adopted as an emergency provision effective January 1, 2010 (37:4 Md. R. 336); adopted permanently effective May 31, 2010 (37:11 Md. R. 766)
Regulation .04 adopted effective 42:14 Md. R. 885, eff.7/20/2015