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Afterburner / Vapor Incinerator

​​An afterburner is also referred to as a vapor incinerator, thermal incinerator, direct flame incinerator, or thermal oxidizer. Afterburners can be used to reduce emissions from almost all VOC sources, including reactor vents, distillation vents, solvent operations and operations performed in ovens, dryers, and kilns. Some particulate matter (PM), commonly composed as soot -- particles formed as a result of incomplete combustion of hydrocarbons (HC), coke, or carbon residue -- will also be destroyed in various degrees.

Who Needs a Permit?

  • A separate permit is required for each afterburner with a rated heat input capacity of 1 million BTU per hour or greater.

  • If a process requiring a permit has an afterburner rated at less than 1 million BTU per hour, the afterburner will be included in the process permit and will not be required to have its own permit.

Permit Fees 

New Installations: 

  • Use Schedule 2 (see Rule 301, Section 308.3).  Fees are based on the maximum rated heat input expressed in BTUs per hour.   Use the Initial Permit Fee column for new installations or equipment not previously permitted.

Modifications:

  • For modifications of permitted equipment resulting in an increase in rating, the fee is assessed in accordance with fee schedule 2 (see Rule 301, Section 308.3) based on the incremental increase in BTUs per hour resulting from such change.

  • For modifications resulting in no increase in rating, the fee shall be based on Rule 301, Section 306.2.

Equipment Installed Without an Authority to Construct: 

  • Per Rule 301, Section 302.1, any person installing/operating regulated equipment without obtaining a permit from the Sac Metro Air District first will be required to pay permit renewal back fees for each year of unpermitted operation, to a maximum of three years, in addition to the initial permit fee. 

Permit Application Completeness Determination

An application will not be accepted for processing until it is deemed complete. The following will be required in order for the Sac Metro Air District to make a completeness determination:

  • Completed application Forms G100, G101, VI100 and HRA100 with the original signature of the owner/proprietor or responsible officer of the company.

  • Applicable permit fee in accordance with Rule 301.

  • Any additional information that may be requested in order to perform a health risk assessment or to better understand the process or the applicability of regulations.

 Documents / Forms

 

 

Application Instructions - VI100https://www.airquality.org/StationarySources/Documents/Application Instructions - VI100.pdfApplication Instructions - VI100Application Instructions
G100 - General Application Formhttps://www.airquality.org/StationarySources/Documents/G100.pdfG100 - General Application FormPermit Application Forms
G101 - General Informationhttps://www.airquality.org/StationarySources/Documents/G101.pdfG101 - General InformationPermit Application Forms
HRA100 - Health Risk Assessment Formhttps://www.airquality.org/StationarySources/Documents/HRA100.pdfHRA100 - Health Risk Assessment FormPermit Application Forms
VI100 - Afterburners/Vapor Incineratorshttps://www.airquality.org/StationarySources/Documents/VI100.pdfVI100 - Afterburners/Vapor IncineratorsPermit Application Forms

Related Rules

Rule Date Last Amended
Permitting Page
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