Maryland Department of the Environment

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 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:

[email protected]​

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Public Participation Opportunities

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


OPPORTUNITY TO REQUEST AN INFORMATIONAL MEETING​

Company Address
Project
  
Docket #
  
Public Notice
  
Deadline to request an informational meeting
  
Composites & Metal Products USA, Inc.
1 Peninsula Dr
North East, MD 21901
Installation of 2 Fiberglass Chopping LinesDocket 11-25Notice12/24/2025
Clean Earth of MD, LLC
1469 Oak Ridge Place
Hagerstown, MD 21740
installation of one (1) 175 tons per hour crusher powered by a 350 horsepower Tier 4 engine and authorization to install equivalent equipment as needed for the existing crushing and screening plantDocket 07-25Notice2/9/2026

SCHEDULED INFORMATIONAL MEETINGS

Company
Project
Docket #
  
Public Notice
  
Meeting Date
  
Meeting Time
  
Petroleum Management , Inc.
1030 E. Patapsco Ave.
Baltimore MD 21226
Installation of 2 mixed fuel storage tanks
#09-25Notice with registration11/13/20256:30 PM
Wylie Funeral Homes, P.A.
9200-9600 Liberty Road
Randallstown, MD 21133
Installation of One (1) Matthews Environmental Solutions Power Pak II Plus Human Crematory rated at 175 lbs per hour
#10-25Notice with Registration11/20/20256:30 PM
Petroleum Management , Inc.
1030 E. Patapsco Ave
Baltimore MD 21226
Installation of two mixed fuel storage tanks
09-25 Supplemental Docket
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OPPORTUNITY TO REQUEST A PUBLIC HEARING OR SUBMIT COMMENTS

Company Address
Project
Docket #
  
Public Notice
  
Expiration date to request a hearing
  
Expiration date to submit comments
  
Martin Marietta Pinesburg Quarry
14932 Bottom Road
Williamsport, Maryland, 21795
Modification of an existing 1,000 tph limestone crushing and screen plant with the installation of one 550 tpn portable trommel powered by a 129 horsepower diesel engine, one 600 tph conveyor powered by a 74hp diesel engine,  and one like-kind replacement of a 400 tph primary crusher​
Docket # 12-24 Notice12/1/202512/11/2025

​SCHEDULED PUBLIC HEARINGS​​

Company Address
Project
Docket #
  
Public Notice
  
Meeting Date
  
Meeting Time
  
Last Date to Submit Comments
  
University of MD College Park
7743 Baltimore Avenue
College Park, MD 20740
Installation of permanent power and steam generating units
Docket 03-25Notice10/22/20256:30 PM11/10/2025
US Army Garrison Ft. Detrick
Installation of two new multiple chamber medical waste incinerators (MWI) each with a rated capacity of burning 550 lb/hr, equipped with air pollution control systems, & one  natural gas fired emergency generator rated at 1000 kW
Docket 15-24Notice10/29/20256:00 PM1/6/2026

​​​FINAL DETERMINATION ​

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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.
Name
  
Permit Issue Date
  
Docket
  
Judicial Review Petition Deadline
  
W.R. Grace & Company 7500 Grace Drive Columbia MD 210446/20/2025Docket 16-23 Issued Permit to Construct7/28/2025
W.R. Grace & Company 7500 Grace Drive Columbia MD 210446/20/2025Docket 16-23 Notice of Final Determination7/28/2025
W.R. Grace & Company 7500 Grace Drive Columbia MD 210446/20/2025Docket 16-23 Final Determination and Response to Comments7/28/2025
W.R. Grace & Company 7500 Grace Drive Columbia MD 210446/20/2025Docket 16-23 Public Hearing Transcript and Public Comments7/28/2025
W.R. Grace & Company 7500 Grace Drive Columbia MD 210446/20/2025Docket 16-23 Initial and Supplemental Information7/28/2025

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

Company Address
Project
Deadline to submit comments
  
Application
  
Amazon Data Services, Inc.
3250 Digital Drive
Frederick, MD 21703
Installation of the following air pollution emitting equipment:
(1) Ninety-two (92) emergency generators, each equipped with a diesel
fired engine, rated at 2,750-kilowatts, and each controlled by a
selective catalytic reduction (SCR) system and a catalyzed diesel
particulate filter;
(2) Six (6) emergency generators, each equipped with a diesel fired
engine, rated at 750-kilowatts; and
(3) One (1) emergency generator, equipped with a diesel fired engine,
rated at 250-kilowatts.

A public meeting has been scheduled to receive public comment on the
Department’s draft permit. The meeting will be held on December 8, 2025
(inclement weather date: December 11, 2025) from 7:00 PM to 8:30 PM in the All
Purpose Room of Carroll Manor Elementary School located at 5624 Adamstown
Road, Adamstown, Maryland 21710.
The draft permit can be found under the title Alternate Public Review Procedures
for Certain Sources Subject to New Source Performance Standards (NSPS).
Comments on this draft permit can be made at the meeting or submitted in
writing to Ms. Shannon Heafey, Public Participation Coordinator, via email at
[email protected].
12/19/2025Application
Amazon Data Services, Inc.
3250 Digital Drive
Frederick, MD 21703
12/19/2025Draft Permit
Naval Support Activity South Potomac - Indian Head
Building 712, South Greenslade Road
Indian Head, MD 20640
Installation of  two (2) Superior Boiler Power Flame dual fired boilers, each rated at 41.8-MMBtu/hr. and equipped with low NOX burners and flue gas recirculation.  The proposed installation is replacement boilers
1/2/2026Application
Amazon Date Services, Inc.
3250 Digital Drive
Frederick, MD 21703
Presentation Slides

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 [email protected] 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 [email protected]​.​​​

Maryland Department of the Environment
1800 Washington Blvd
Baltimore, MD 21230