Measurement of Emissions of Air Contami

nants PURPOSE: This rule allows the director to obtain air contaminant emissions data upon request. (1) Applicability. This rule applies to all sources and persons responsible for the emission of air contaminants throughout the state of Missouri. (2) Definitions. (A) Air contaminant—Any particulate matter or any gas or vapor or any combination of them. (B) Director—Director of the Missouri Department of Natural Resources or a representative designated to carry out the duties as described in 643.060, RSMo. (C) Facility—All contiguous or adjoining property that is under common ownership or control, including properties that are separated only by a road or other public right-of-way. (D) Qualified personnel—A reputable person or group possessing the necessary experience, knowledge, education, training, or certification to accurately conduct a given emission test. (E) Source—Any governmental, institutional, commercial, or industrial structure, plant, building, or facility that emits or has the potential to emit any regulated air pollutant under the Clean Air Act (CAA). (3) General Provisions. (A) The director may require any person or owner/operator of a source responsible for the emission of air contaminants to conduct tests to determine the quantity or nature, or both, of their air contaminant emissions. 1. The director may specify test methods to be used and observe testing as it is performed. 2. All tests must be performed by qualified personnel. 3. The director shall be provided a copy of the test results in writing and signed by the person responsible for the tests. (B) The director may conduct tests of emissions of air contaminants from any source. Upon the director’s request, the person responsible for the source to be tested shall provide necessary ports in stacks or ducts and other safe and proper sampling and testing facilities, exclusive of instruments and sensing devices as may be necessary for proper determination of the emission of air contaminants. (4) Reporting and Record Keeping. (Not Applicable) (5) Test Methods. (Not Applicable) AUTHORITY: section 643.050, RSMo 2016.* Original rule filed Aug. 2, 1990, effective Dec. 31, 1990. Amended: Filed March 27, 2018, effective Nov. 30, 2018. *Original authority: 643.050, RSMo 1965, amended 1972, 1992, 1993, 1995, 2011.