NOTICE OF PUBLIC COMMENT PERIOD
Mississippi Environmental Quality Permit Board
P.O. Box 2261 | Jackson, MS 39225
515 East Amite St. | Jackson, MS 39201
Telephone No. (601) 961-5171

Public Notice Start Date: December 17, 2025	MDEQ Contact: Jaricus Whitlock
Public Notice End Date: December 28, 2025

Discovery Energy, LLC – Engine Plant Number 2, located at 95 W. L. Runnels Industrial Drive, Suite 200 in Hattiesburg, MS, (601) 582-3555, is requesting an optional pre-permit construction approval from the Mississippi Department of Environmental Quality (MDEQ) in accordance with MDEQ Air Regulations – Mississippi Administrative Code, Title 11, Part, 2, Chapter 2, Rule 2.15.B.  MDEQ is publishing this notice to provide an opportunity to comment on the proposed project and requested pre-permit construction approval
The proposed project consists of the following actions:  (1) the installation of a one (1) new residential generator engine assembly and testing line; (2) the installation of four (4) new test stands for the “Reliability and Endurance Lab” (Emission Point AA-017); and (3) the increase in horsepower capability (from 40 HP to 50 HP) for engines in “Big Block Production Testing” (Emission Point AA-003).  
The overall proposed project will result in a potential emissions increase of regulated air pollutants; however, the increase of emissions will be below the Prevention of Significant Deterioration  significance levels as specified in both Mississippi Air Regulations for the Prevention of Significant Deterioration of Air Quality (Mississippi Administrative Code, Title 11, Part, 2, Chapter 5), and Federal Regulations – 40 CFR 52.21.
Any person that wishes to provide comments on the requested pre-permit construction approval are invited to submit comments to the attention of Mr. Jaricus Whitlock either electronically at https://www.mdeq.ms.gov/whitlock-jaricus/ or in writing using the address shown above no later 11:59 PM CST of December 28, 2025.  All comments received or postmarked by denoted end-date will be considered in the determination regarding the requested pre‑permit construction approval. After receiving all comments and thorough consideration of all comments, the MDEQ will formulate its recommendations regarding pre-permit construction approval.
has applied to the Mississippi Department of Environmental Quality (MDEQ) for the following permitting action(s): Issuance of a Permit to Construct Ref. No. 0800-00117. The applicant's operations fall within SIC Code 3519.  A Statement of Basis has been prepared that contains a discussion of the decision-making that went into the development of the permit and provides the permitting authority, the public, and other government bodies a record of the technical issues surrounding issuance of the permit. The Statement of Basis also addresses any changes to emissions and/or discharges resulting from any modification of the facility.  
Additional details about the proposed project are available by contacting Mr. Jaricus Whitlock at either the above Permit Board address / telephone number or the above email address.   This information is also available for review at the following location during normal business hours:
Mississippi Department of Environmental Quality
Office of Pollution Control
515 East Amite Street
Jackson, MS 39201
(601) 961-5171