Air and Radiation Permits, Licenses and Approvals


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Air Permits Program News

Electronic Submission of Air Quality Permit Applications

Signed, scanned Air Quality permit applications may be submitted via email to:​

Public Participation Opportunities

A description of the expanded public review process for Air Quality Permits to Construct can be found here.  


Company Address
Schuster Concrete Ready Mix, LLC
3625 E. Monument Street
Baltimore, MD 21205
Installation of (1)  2.5 ton per hour waste concrete crusher equipped with a diesel-fired engine rated at 188 horsepower and one (1) 13 ton per hour screener Docket# 20-23Notice3/29/2024


There are no items to show in this view of the "SCHEDULED INFORMATIONAL MEETINGS" list.


Company Address
Mountaire Farms - Westover Feed Mill
30607 Revells Neck Road, Westover, MD 21871. 
Modification of hammermills to increase throughput and the installation of grain handling equipment​
Docket 12-23Notice3/20/20244/1/2024
Culpeper of Federalsburg
2000 Industrial Park Drive
Federalsburg, MD 21632
Installation of one (1) 34’ x 64’ double track wood drying kiln with a direct natural gas fired burner system
Docket 11-23Notice4/9/20244/19/2024
WR Grace and Company
7500 Grace Drive
Columbia, MD 21044
Installation of a new research-scale pilot plant including small, R&D-scale reactors, chillers, separators, feeders, and samplers​
Docket 16-23Notice4/10/20244/22/2024
Laurel Sand and Gravel
Beaver Creek Quarry
10101 Mapleville Road
Hagerstown, MD 21740
Installation of one (1) 250 ton per hour crusher and three (3) conveyors, powered by electricity, at an existing crushing and screening plant. ​
Docket 13-23Notice4/17/20244/29/2024


Company Address
Mountaire Farms, Inc. Westover Feed Mill
30607 Revells Neck Road, Westover, MD 21871
Modification of hammermills to increase throughput,  and the installation of grain handling equipment. Please note: You must register to participate in this VIRTUAL public hearing.  Registration information is in the Notice.
Docket 12-23Notice with Instructions4/22/20246:00 PM5/6/2024
W.R. Grace & Company
7500 Grace Drive
Columbia MD 21044
Installation of a new research-scale pilot plant including small, reactors, chillers, separators, feeders, and samplers with an exhaust gas stream cleaned by an electric flameless thermal oxidizer
Docket # 16-23Notice with Registration4/29/20246:00 PM7/10/2024


A Final Determination by the Department on the issuance, denial, renewal, or revision of a permit is subject to judicial review at the request of any person that meets the threshold standing requirements under Federal Law; and
a) Is the applicant; or
b) Participated in a public participation process through the submission of written or oral comments, unless an opportunity for public participation was not provided.
A petition for Judicial Review must be filed with the Circuit Court for the County, unless otherwise required by statute, where the application for the permit states that the proposed activity will occur, and must be filed within 30 days after the publication of a notice of final determination.

There are no items to show in this view of the "Final Determination" list.

Alternate Public Review Procedures for Certain Sources Subject to New Source Performance Standards (NSPS)​

Company Address
Upper Crust Bakery
7100 Holladay Tyler Rd
Glenn Dale, MD 20769
Installation of one (1) EPA certified non-emergency engine rated at 750 kw and one (1) non-certified, non-emergency engine rated at 625kW.

A description of the alternate public review procedures can be found here​.


Interested Parties Notifications Contact Lists

Interested parties will be notified of upcoming public participation opportunities for state APA permits and federal Title V draft permits. Please contact Shannon Heafey, Public Participation Coordinator, at 410-537-4433 or to add your contact information to onr or more Interested Parties List(s). Please provide your area of interest, such as location or type of facility, and your preferred method of contact. ​​​​​​​​

Additional information regarding the expanded public participation process for Air Quality Permits to Construct applications may be obtained by contacting Shannon Heafey at​.​​​


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