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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.

Columbia Gulf Transmission LLC, Inverness Compressor Station

General Information

AI IDBranchSICCountyBasinStartEnd
2346Air 1
Haz Waste
Water 1
4922HumphreysYazoo River11/04/1995 

Physical and Mailing Address

Physical Address (Primary)Mailing Address
4161 Four Mile Road
Inverness, MS 38753
700 Louisiana Street, Suite 700
Houston, TX 77002

Permits and Alternate/Historic AI Identifiers

Alt IDAlt NameAlt TypeStart DateEnd Date
118000020Columbia Gulf Transmission Company, InvernessAir-Construction11/03/1998 
118000020Columbia Gulf Transmission Company, InvernessAir-Title V Operating02/13/199602/01/2001
118000020Columbia Gulf Transmission Company, Inverness StationAir-Title V Operating12/12/200308/14/2008
118000020Columbia Gulf Transmission, InvernessAir-Title V Operating08/14/200807/31/2013
118000020Columbia Gulf Transmission, Inverness Compressor StationAir-Title V Operating09/24/201308/31/2018
118000020Columbia Gulf Transmission LLC, Inverness Compressor StationAir-Title V Operating09/26/201908/31/2024
MSG130468Columbia Gulf Transmission, A NiSource Company, Columbia Gulf Transmission, Inverness Compressor StaGP-Hydrostatic Testing02/19/201605/24/2017
MSD980579577Columbia Gulf Transmission Company, InvernessHazardous Waste-EPA ID08/21/1998 
MS0036722Columbia Gulf Transmission Company, InvernessWater-NPDES11/12/199610/31/2001
MS0036722Columbia Gulf Transmission Company, InvernessWater-NPDES02/25/200209/28/2006
MS0036722Columbia Gulf Transmission Company, InvernessWater-NPDES09/28/200610/24/2007
MS0036722Columbia Gulf Transmission, Inverness Compressor StationWater-NPDES10/24/200708/31/2010
MSU089052Columbia Gulf Transmission Company, InvernessWater-SOP11/04/199511/13/2000
MSU089052Columbia Gulf Transmission Company, InvernessWater-SOP01/14/200310/24/2007
MSU089052Columbia Gulf Transmission, Inverness Compressor StationWater-SOP10/24/200705/02/2011
MSU089052Columbia Gulf Transmission, Inverness Compressor StationWater-SOP05/02/201104/30/2016
MSU089052Columbia Gulf Transmission, Inverness Compressor StationWater-SOP05/26/201704/30/2022

Office of Pollution Control Contacts

NameAssignmentPhone Number
Hardy, TylerOffice of Pollution Control Air Compliance Manager(601) 961-5685
Mabry, RyanOffice of Pollution Control Air Compliance Staff(601) 961-5144
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
Tomkins, TracyOffice of Pollution Control Water Permit Manager(601) 961-5622

Active Permits Available Online

Permit TypePermit NumberIssue DatePermit Document
Air - Title V Renewal1180-0002009/26/2019 click for document
Water - State Operating Permit RenewalMSU08905205/26/2017 click for document

Current Status of Individual Permit Applications

ProgramPermit TypePermit NumberStatus DateStatus Desc.
AirConstruction Permit11800002011/03/1998Permit Issued
AirTitle V Renewal1180-0002009/26/2019Permit Issued
WaterNPDES Admin ModMS003672208/31/2010Revoke Permit
WaterState Operating Permit RenewalMSU08905205/26/2017Permit Issued

Current Status of General Permit Applications

ProgramPermit TypePermit NumberStatus DateStatus Desc.PDF
General PermitHydrostatic CoverageMSG13046805/24/2017Coverage 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.