Outdated Standard Exemptions 116-121, September 23, 1982
Standard Exemption List
Clicking on a highlighted number below links you to the standard exemption.116 | 117 | 118 | 119 | 120 | 121
116. Ethyl alcohol (ethanol) production facilities having a capacity of less than 200 gallons of ethanol per day when natural gas, LP gas or No. 2 fuel oil is used to supply heat for cooking and distillation and when the spent (distillers) grain and water stillage are not dried.
117. Any asphalt concrete plant that complies with Federal Regulation 40 CFR Part 60, Subpart A and I and operates according to the following conditions:
- A NSPS pretest meeting concerning the required monitoring shall
be held with personnel of the Texas Air Control Board before the
required tests are performed. Air contaminants to be tested for
will be determined at the pretest meeting. Monitoring requirements
will not be required by the Executive Director provided that:
(a) The applicant submits adequate documentation (including copies of previous test results and a description of the aggregate materials used in previous tests) demonstrating compliance with the 0.04 gr/dscf allowable.
(b) Visible emissions from the exhaust stack are documented at 5% or less opacity averaged over six consecutive minutes.
- Fuel for dryers shall be sweet natural gas as defined in General Rules as adopted by the Texas Air Control Board or liquid petroleum gas, diesel or fuel oil with a maximum sulfur content of 1.5%.
- All aggregrate stockpiles shall be sprinkled with water and/or chemicals as necessary to control the emission of dust to the minimum level possible under existing conditions.
- All permanent in-plant roads shall be watered, oiled or paved and cleaned as necessary to prevent the emission of dust to the minimum level possible under existing conditions.
- The plant is located at least 1/2 mile from any recreational area or residence or other structure not occupied or used solely by the owner of the facility or the owner of the property upon which the facility is located.
- Before construction of the facility begins, written site approval shall be received from the Executive Director of the Texas Air Control Board.
- Before construction begins the facility shall be registered with Form PI-7.
118. Metering, purging and maintenance operation for gaseous and liquid petroleum pipelines (including ethylene, propylene, butylene and butadiene pipelines) provided that:
- All emissions, except fugitive emissions are burned in a smokeless flare, or
- Total emissions of any air contaminant will not exceed one ton during any metering, purging or maintenance operation.
- No reduced sulfur compounds are emitted (for example hydrogen sulfide, mercaptans, etc.).
119. Any air separation or other industrial gas production, storage or packaging facility. Industrial gases for purposes of this exemption, include only oxygen, nitrogen, helium, neon, argon, krypton and xenon.
120. Any abrasive cleaning operation that will meet condition (1) or (2):
(1) Enclosed abrasive cleaning:
(a) The particulate matter emissions are evacuated through a fabric filter with a maximum filtering velocity of 4 fpm with mechanical cleaning or 7 fpm with air cleaning.
(b) There are no visible fugitive emissions from the facility.
(2) Outside blast cleaning:
(a) Abrasive usage rate shall not exceed 150 tons per year, 15 tons per month and 1 ton per day.
(b) The blast cleaning is performed at least 500 feet from any recreational area or residence or other structure not occupied or used solely by the owner of the facility or the owner of the property upon which the facility is located.
(c) Records shall be maintained of operating hours and abrasive material usage.
(d) Emissions from the facility shall not cause or contribute to a condition of 'air pollution' as defined in Section 1.03 of the Texas Clean Air Act.
(e) Before construction begins the facility is registered with Form PI-7.
(f) Before construction of the facility begins, written site approval shall be received from the Executive Director of the Texas Air Control Board.
121. Refrigeration systems, including storage tanks used in refrigeration systems.
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