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Mississippi Department of Environmental Quality
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The information contained in this report is obtained from MDEQ's enSite (electronic environmental Site Information System) System used by the Office of Pollution Control's Air Division, Environmental Permits Division and Environmental Compliance and Enforcement Division, and the Office of Geology's Mining and Reclamation Division. The purpose of the system is to support permitting and compliance activities of the Department of Environmental Quality. Regulatory programs that are supported by this database are the Surface Water National Pollutant Discharge Elimination System (NPDES) Program; the Air Title V, Construction and Operating Programs; the Solid and Hazardous Waste Programs; Geology Surface Mining and Reclamation Division; and the Waste Tire Program (the UST program is currently not supported). There are other regulatory programs within the Department that do not currently utilize this database including programs managed by the Office of Land and Water, and the Total Maximum Daily Load (TMDL) Program. For Additional Information about Permits at Public Notice follow this link.

Southern Natural Gas Company LLC, Muldon Storage Facility

General Information

AI IDBranchSICCountyBasinStartEnd
5183Air 1
Haz Waste
Water 1		4922MonroeTombigbee River11/01/1983 


Physical and Mailing Address

Physical Address (Primary)Mailing Address
10156 Old Magnolia Highway
Prairie, MS 39756 		1001 Louisiana Street, Suite 1000
Houston, TX 77002


Permits and Alternate/Historic AI Identifiers

Alt IDAlt NameAlt TypeStart DateEnd Date
184000039Southern Natural Gas Company, Muldon Storage FacilityAir-Title V Operating10/22/199611/01/2001
184000039Southern Natural Gas Company, Muldon Storage FacilityAir-Title V Operating02/23/200011/01/2001
184000039Southern Natural Gas Company, Muldon Storage FacilityAir-Title V Operating12/20/200111/02/2006
184000039Southern Natural Gas Company, Muldon Storage FacilityAir-Title V Operating11/02/200610/31/2011
184000039Southern Natural Gas Company, Muldon Storage FacilityAir-Title V Operating06/27/201305/31/2018
184000039Southern Natural Gas Company LLC, Muldon Storage FacilityAir-Title V Operating06/15/202005/31/2025
MSG130580Southern Natural Gas Company LLC, Muldon Storage FacilityGP-Hydrostatic Testing03/05/202102/28/2022
MSD980557441Southern Natural Gas Company, Muldon Storage FacilityHazardous Waste-EPA ID10/12/2000 
MS0051411Southern Natural Gas Company, Muldon Storage FacilityWater-NPDES03/12/199611/01/1999
MS0051411Southern Natural Gas Company, Muldon Storage FacilityWater-NPDES11/01/199911/01/1999
MSU083045Southern Natural Gas Company, Muldon Storage FacilityWater-SOP11/01/1983 


Office of Pollution Control Contacts

NameAssignmentPhone Number
McNamara, JoeOffice of Pollution Control Air Compliance Manager(601) 961-5084
Manyfield, TimothyOffice of Pollution Control Air Compliance Staff(601) 961-5229
Bland, JeffreyOffice of Pollution Control Air Permit Manager(601) 961-5112
Bland, JeffreyOffice of Pollution Control Air Permit Staff(601) 961-5112
Caron, KristaOffice of Pollution Control Hazardous Waste Manager(601) 961-5719
Beasley, DannyOffice of Pollution Control Water Compliance Manager(601) 961-5356
Beasley, DannyOffice of Pollution Control Water Compliance Staff(601) 961-5356
Tomkins, TracyOffice of Pollution Control Water Permit Manager(601) 961-5622


Active Permits Available Online

Permit TypePermit NumberIssue DatePermit Document
Air - Title V Renewal1840-0003906/15/2020 click for document


Current Status of Individual Permit Applications

ProgramPermit TypePermit NumberStatus DateStatus Desc.
AirTitle V Renewal1840-0003911/27/2024Issue Letter Acknowledging Receipt of Application
WaterNPDES RenewalMS005141111/01/1999Permit Issued
WaterState Operating PermitMSU08304511/01/1983Permit Issued


Current Status of General Permit Applications

ProgramPermit TypePermit NumberStatus DateStatus Desc.PDF
General PermitHydrostatic ModificationMSG13058008/22/2022Coverage Terminated click for document

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Disclaimer: The information found in enSearch Online is for informational purposes only. While the Department makes reasonable efforts to maintain the data accurately and in a timely manner, enSearch Online is not a legal substitute for the official administrative files of the Department and will from time to time contain information that is not as complete as the information contained in the full administrative file of the agency. Additionally, typographical errors may occur in the transcription of written or typed information into the enSearch Online database; therefore, care should be taken to confirm the information in the database with information in the agency's administrative files. If any conflict exists between information contained in the enSearch Online database and the official administrative files of the Department, the official administrative files of the Department should be considered the official record. Nor is the posting of information on enSearch Online intended to replace the traditional methods of publishing public notice of certain documents as required by State and Federal statutes and/or regulations. EnSearch Online is intended to enhance the public's access to basic agency information. If you wish to review the official public records of the Department, you should contact the Public Records Officer of the Department at :
attn:Public Records Officer,
Mississippi Department of Environmental Quality
PO Box 2261,
Jackson, MS 39225-2261,
Phone Number (601) 961-5758 or
(601) 961-5171,
Fax Number (601) 354-6356.