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26.11.30.00.htm 26.11.30.00. Title 26 DEPARTMENT OF THE ENVIRONMENT Subtitle 11 AIR QUALITY Chapter 30 Control of Portland Cement Manufacturing Plants Authority: Environment Article, §1-101, 1-404, 2-101―2-103, 2-301―2-303, 10-102, and 10-103, Annotated Code of Maryland
26.11.30.01.htm 26.11.30.01. 01 Scope.. This chapter contains all of the general requirements that apply to Portland cement manufacturing plants. New or modified cement plants may be subject to more restrictive requirements that are included in a permit issued by the Department. Portland cement manufacturing plants subject to this chapter may also be subject to federal New Source Performance Standards under 40 CFR Part 60, Subpart F, and National Emission Standards for Hazardous Air Pollutants from the Portlan
26.11.30.02.htm 26.11.30.02. 02 Applicability.. A. The requirements of this chapter apply to cement kilns and other installations located at Portland cement manufacturing plants.B. Any source which is subject to the provisions of this chapter may also be subject to the provisions of any other chapter. However, when this chapter establishes an emission standard for a specific installation which differs from the general emission standards in COMAR 26.11.06.01―09, this chapter takes precedence.
26.11.30.03.htm 26.11.30.03. 03 Definitions.. A. In this chapter, the following terms have the meanings indicated.. B. Terms Defined.. 1) “Cement kiln” means an installation, including any associated pre-heater or pre-calciner devices, that produces clinker by heating limestone and other materials to produce Portland cement.2) “Cement manufacturing installation” means process equipment used for subsequent production of Portland cement.3) “Clinker cooler” means an installation into which clinker product leavin
26.11.30.04.htm 26.11.30.04. 04 Particulate Matter.. A. The owner or operator of a cement manufacturing installation may not cause or permit the discharge of emissions of particulate matter to exceed the limits in §B of this regulation.B. Emission Limits.. 1) Areas I, II, V, and VI. In Areas I, II, V, and VI, a person may not cause or permit particulate matter to be discharged from any installation in excess of 0.05 grains per standard cubic foot dry.2) Areas III and IV. In Areas III and IV, a person
26.11.30.05.htm 26.11.30.05. 05 Visible Emission Standards.. A. The owner or operator of a cement manufacturing installation may not cause or permit the discharge of emissions which exceed the visibility standards in §B of this regulation.B. Visibility Standards.. 1) In Areas I, II, V, and VI a person may not cause or permit the discharge of emissions from any installation or building, other than water in an uncombined form, which is greater than 20 percent opacity.2) In Areas III and IV a
26.11.30.06.htm 26.11.30.06. 06 Sulfur Compounds.. A. Sulfur Dioxide (SO2). 1) Areas I, II, V, and VI. In Areas I, II, V, and VI, an owner or operator of a cement manufacturing installation may not cause emissions into the atmosphere with an SO2 concentration greater than 2,000 ppm for sources constructed before January 17, 1972, or 500 ppm for sources constructed on or after January 17, 1972.2) Areas III and IV. In Areas III and IV, an owner or operator of a cement manufacturing installatio
26.11.30.07.htm 26.11.30.07. 07 Nitrogen Oxides (NOx). A. A person who owns or operates a cement kiln at a Portland cement manufacturing plant shall meet the following applicable NOx emission standards:1) For long dry kilns, maximum emissions of 5.1 pounds of NOx per ton of clinker produced; and. 2) For pre-calciner kilns, maximum emissions of 2.8 pounds of NOx per ton of clinker produced.. B. On and after April 1, 2017, the requirements in §A of this regulation no longer apply and cement
26.11.30.08.htm 26.11.30.08. 08 NOx Continuous Emission Monitoring Requirements.. A. The owner or operator of a Portland cement manufacturing plant shall:. 1) Continuously monitor NOx emissions with a continuous emissions monitor (CEM) system in accordance with COMAR 26.11.01.11B(1) and (4) and C;2) Collect NOx emissions data that was obtained pursuant to §A(1) of this regulation; and. 3) Submit emissions data collected pursuant to §A(2) of this regulation to the Department as specified under COMAR 26.11.01.1
26.11.30.9999.htm 26.11.30.9999. Administrative History Effective date: July 20, 2015 (42:Md. R. 884).
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