FRS Facility Detail Report


ENTERGY-LAKE CATHERINE PLANT

EPA Registry Id: 110032984144
141 WEST COUNTY LINE RD
MALVERN, AR 72104


The facility locations displayed
come from the FRS Spatial
Coordinates tables. They are the
best representative locations for
the displayed facilities based on
the accuracy of the collection
method and quality assurance
checks performed against each
location. The North American
Datum of 1983 is used to display
all coordinates.

Environmental Interests

Information System System Facility Name Information System Id/Report Link Environmental Interest Type Data Source Last Updated Date Supplemental Environmental Interests:
EMISSION INVENTORY SYSTEM (EIS)
ENTERGY ARK LLC-LAKE CATHERINE 658911 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 04/16/2025
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
ENTERGY ARKANSAS-LK CATHERINE ARR00A691 ICIS-NPDES NON-MAJOR ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
PERMIT DATA SYSTEM
ENTERGY ARKANSAS/LK CATHERINE 3000011 STATE MASTER PDS
WATER-ARR00A691
NPDES STORMWATER PERMIT
AIR-1717-AOP-R0
AIR MAJOR
WATER-AR0001147
NPDES MAJOR
AIR-1717-AOP-R1
AIR MAJOR
AIR-1717-AOP-R2
AIR MAJOR
AIR-1717-AOP-R4
AIR MAJOR
AIR-1717-AOP-R3
AIR MAJOR
HAZ WASTE-ARD000632935
HAZARDOUS WASTE PROGRAM
-

RST-30001652
FACILITY
AIR-1717-AOP-R5
AIR MAJOR
WATER-ARR001023
NPDES STORMWATER PERMIT
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
ENTERGY ARKANSAS LAKE CATHERINE PLANT ARD000632935 VSQG (Y) RCRAINFO

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
ENTERGY ARKANSAS, LLC - IRONWOOD ENTERGY POWER STATION ARR158798 STORM WATER CONSTRUCTION ICIS 09/24/2025
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
ENTERGY ARKANSAS-LK CATHERINE ARR00A691 STORM WATER INDUSTRIAL ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
AIR FACILITY SYSTEM
ENTERGY AR - LAKE CATHERINE 0505900011 AIR MAJOR (OPERATING) AIRS/AFS 03/11/2014
ICIS-AIR (AIR)
ENTERGY ARKANSAS, LLC - LAKE CATHERINE PLANT AR0000000505900011 AIR MAJOR ICIS 01/19/2022
BIENNIAL REPORTERS
ENTERGY ARKANSAS LAKE CATHERINE PLANT ARD000632935 HAZARDOUS WASTE BIENNIAL REPORTER RCRAINFO 12/31/2017
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
ENTERGY ARKANSAS, LLC - IRONWOOD ENTERGY POWER STATION ARR158798 ICIS-NPDES NON-MAJOR ICIS 09/24/2025
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
LAKE CATHERINE PLANT ARR001023 ICIS-NPDES NON-MAJOR ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
EMISSIONS & GENERATION RESOURCE INTEGRATED DATABASE
LAKE CATHERINE 170 ELECTRIC POWER GENERATOR (GAS BASED) EGRID 02/24/2020
CLEAN AIR MARKETS DIVISION (CAMD) BUSINESS SYSTEMS
LAKE CATHERINE 170 AIR PROGRAM CAMDBS 04/01/2013
ENERGY INFORMATION ADMINISTRATION-860 (EIA-860) DATABASE
LAKE CATHERINE 170 ELECTRIC GENERATOR EIA-860 10/06/2020
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
ENTERGY ARKANSAS, LLC - LAKE CATHERINE PLANT AR0001147 ICIS-NPDES MAJOR ICIS 02/28/2024
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
LAKE CATHERINE PLANT ARR001023 STORM WATER INDUSTRIAL ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
AIRS/AFS
4911
ELECTRIC SERVICES

NPDES
4911
ELECTRIC SERVICES

NPDES
4911
ELECTRIC SERVICES

NPDES
4911
ELECTRIC SERVICES

CAMDBS
4911
ELECTRIC SERVICES

AIR
4911
ELECTRIC SERVICES

NPDES
4911
ELECTRIC SERVICES

Facility Codes and Flags

EPA Region: 06
Duns Number:
Congressional District Number: 04
Legislative District Number: 4
HUC Code/Watershed: 08040101 / OUACHITA HEADWATERS
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
LAKE CATHERINE E-GGRT
ENTERGY ARKANSAS, INC. LAKE CATHERINE PLANT RCRAINFO
LAKE CATHERINE POWER PLANT MANUAL ENTRY
ENTERGY ARK INC-LAKE CATHERINE EIS
ENTERGY AR - LAKE CATHERINE AIR
ENTERGY ARKANSAS-LK CATHERINE PDS
ENTERGY ARKANSAS INC RCRAINFO

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
OPERATOR
ENTERGY ARKANSAS LLC
EGRID


UNKNOWN
ENTERGY ARKANSAS, LLC
PDS
View
MAILING ADDRESS
ENTERGY ARKANSAS LLC
NPDES
View
FORMER OPERATOR
ENTERGY ARKANSAS POWER, LLC
NPDES
View
MAILING ADDRESS
ENTERGY ARKANSAS, INC.
NPDES
View
FORMER MAILING ADDRESS
ENTERGY ARKANSAS, INC.
NPDES
View
OWNER/OPERATOR
ENTERGY CORPORATION
CAMDBS


TRANSMISSION OR DISTRIBUTION SYSTEM OWNER
ENTERGY ARKANSAS
EIA-860
View
OTHER CONTACT
ENTERGY ARKANSAS
PDS
View
PARENT COMPANY
ENTERGY CORPORATION
EIS


FORMER MAILING ADDRESS
ENTERGY ARKANSAS POWER, LLC
NPDES
View
OPERATOR
ENTERGY ARKANSAS LLC
NPDES
View
OWNER
ENTERGY-LAKE CATHERINE PLANT
NPDES
View
PARENT COMPANY
ENTERGY ARKANSAS LLC
EIA-860
View
OTHER CONTACT
ENTERGY ARKANSAS - RICK MCCABE
PDS
View
PRIMARY FACILITY SITE CONTACT
ENTERGY SERVICES INC
NPDES
View
OPERATOR
ENTERGY ARKANSAS, INC. - LAKE CATHERINE
NPDES
View
OPERATOR
ENTERGY SERVICES INC
NPDES
View
OWNER
ENTERGY ARKANSAS
RCRAINFO
View
TRANSMISSION OR DISTRIBUTION SYSTEM OWNER
ENTERGY ARKANSAS
EIA-860
View
MAILING ADDRESS
ENTERGY SERVICES, INC. C/O TRACY JOHNSON
NPDES
View
OPERATOR
ENTERGY ARKANSAS POWER, LLC
NPDES


FORMER MAILING ADDRESS
ENTERGY ARKANSAS LLC
NPDES
View
OTHER CONTACT
ENTERGY ARKANSAS INC, ENV MGMT
PDS
View
FORMER OPERATOR
ENTERGY SERVICES, INC.
NPDES
View
OPERATOR
ENTERGY POWER GENERATION OPERATIONS
RCRAINFO


MAILING ADDRESS
ENTERGY-LAKE CATHERINE PLANT
NPDES
View
MAILING ADDRESS
ENTERGY ARKANSAS LLC
NPDES
View
MAILING ADDRESS
ENTERGY ARKANSAS POWER, LLC
NPDES
View
UNKNOWN
ENTERGY ARKANSAS
PDS
View
MAILING ADDRESS
ENTERGY ARKANSAS, INC.
NPDES
View
MAILING ADDRESS
ENTERGY ARKANSAS-LK CATHERINE
NPDES
View
PARENT COMPANY
ENTERGY ARKANSAS LLC
EIA-860
View
PARENT COMPANY
ENTERGY ARKANSAS
EGRID


MAILING ADDRESS
ENTERGY SERVICES, INC (C/O MARK BOWLES)
NPDES
View
FORMER OPERATOR
ENTERGY ARKANSAS, INC. - LAKE CATHERINE
NPDES
View
FORMER MAILING ADDRESS
ENTERGY ARKANSAS LLC
NPDES
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
AIRS/AFS 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.
CAMDBS 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.
PDS 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.
NPDES 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.
NPDES 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.
EIS 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.
RCRAINFO 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.
AIR 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.
NPDES 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.
EIA-860 22

PDS 221100

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
UNKNOWN CONTACT 10055 GROGAN'S MILL RD THE WOODLANDS TX 77380 CAMDBS
PRIMARY FACILITY SITE CONTACT 10055 GROGANS MILL ROAD THE WOODLANDS TX 77380 CAMDBS
MAILING ADDRESS WAYNE GARRISON THE WOODLANDS TX 77380 PDS
OTHER CONTACT ENTERGY ARKANSAS, INC. LAKE CA MALVERN AR 72104 PDS
OTHER CONTACT ROBERT KNIGHTON LITTLE ROCK AR 72203 PDS
OTHER CONTACT GEORGE TRACY JOHNSON, MGR LITTLE ROCK AR 72203 PDS
MAILING ADDRESS P.O. BOX 551 (A-TCBY-22D) LITTLE ROCK AR 72203 NPDES
OPERATOR PO BOX 551 LITTLE ROCK AR 72203-0551 NPDES
MAILING ADDRESS 10055 GROGANS MILL ROAD, SUITE 400 THE WOODLANDS TX 773801059 NPDES
UNKNOWN CONTACT 10055 GROGANS MILL ROAD THE WOODLANDS TX 77380 CAMDBS
PARENT COMPANY 425 WEST CAPITOL AVENUE LITTLE ROCK AR 72203 EIA-860
FORMER OPERATOR 425 WEST CAPITOL AVENUE LITTLE ROCK AR 72203 NPDES
OTHER CONTACT KAY MCQUEEN, MAIL DROP TCBY-25E LITTLE ROCK AR 722030551 PDS
UNKNOWN ENTERGY ARKANSAS, INC. LAKE CA MALVERN AR 72104 PDS
OTHER CONTACT TRIP GENTRY, MAIL DROP TCBY 22-D LITTLE ROCK AR 72203 PDS
MAILING ADDRESS LAKE CATHERINE PLANT MALVERN AR 72104 NPDES
PRIMARY FACILITY SITE CONTACT P.O. BOX 551 (A-TCBY-22D) LITTLE ROCK AR 72203 NPDES
UNKNOWN BEVERLY GALE LITTLE ROCK AR 72201 PDS
UNKNOWN BEVERLY GAL, VP POWER PLANT LITTLE ROCK AR 72203 PDS
UNKNOWN TRIP GENTRY, MAIL DROP TCBY 22-D LITTLE ROCK AR 72203 PDS
UNKNOWN 425 WEST CAPITAL AVENUE -22D LITTLE ROCK AR 72201 PDS
OPERATOR P.O. BOX 551 LITTLE ROCK AR 72203 NPDES
UNKNOWN CHARLES HALL, VP, POWER PLANT LITTLE ROCK AR 72203 PDS
OTHER CONTACT MARK BOWLES LITTLE ROCK AR 72203 PDS
FORMER MAILING ADDRESS 10055 GROGANS MILL ROAD, SUITE 400 THE WOODLANDS TX 77380 NPDES
PARENT COMPANY 425 WEST CAPITOL AVENUE LITTLE ROCK AR 72201 EIA-860
TRANSMISSION OR DISTRIBUTION SYSTEM OWNER 425 WEST CAPITOL AVENUE LITTLE ROCK AR 72203 EIA-860
MAILING ADDRESS MARK C. BOWLES MALVERN AR 72203 PDS
MAILING ADDRESS P.O. BOX 551 LITTLE ROCK AR 72203 NPDES
FORMER OPERATOR PO BOX 551 LITTLE ROCK AR 72203 NPDES
FORMER OPERATOR 10055 GROGANS MILL RD, SUITE 400 THE WOODLANDS TX 77380 NPDES
OPERATOR 2107 RESEARCH FOREST DR # 6 THE WOODLANDS TX 77380-4168 NPDES
REGULATORY CONTACT 1445 ROSS AVENUE DALLAS TX 75202 CAMDBS
MAILING ADDRESS MARK BOWLES MALVERN AR 72203 PDS
FORMER MAILING ADDRESS 141 WEST COUNTY LINE ROAD MALVERN AR 72104 NPDES
FORMER MAILING ADDRESS 425 WEST CAPITOL AVENUE LITTLE ROCK AR 72203 NPDES
MAILING ADDRESS WILLIAM PHIPPS, VP POWER PLANT MALVERN AR 72203 PDS
MAILING ADDRESS PO BOX 551 LITTLE ROCK AR 72203-0551 NPDES
MAILING ADDRESS HIGHWAY 270 MALVERN AR 72203 PDS
UNKNOWN CHARLES HALL MALVERN AR 72104 PDS
OPERATOR 425 WEST CAPITOL AVENUE LITTLE ROCK AR 72203 NPDES
FACILITY MAILING ADDRESS 141 WEST COUNTY LINE ROAD MALVERN AR 72104 AIRS/AFS
PRIMARY FACILITY SITE CONTACT 10055 GROGAN'S MILL ROAD THE WOODLANDS TX 77380 CAMDBS
FACILITY MAILING ADDRESS 141 WEST COUNTY LINE ROAD MALVERN AR 72104 AIR
TRANSMISSION OR DISTRIBUTION SYSTEM OWNER 425 WEST CAPITOL AVENUE LITTLE ROCK AR 72201 EIA-860
OPERATOR 425 WEST CAPITOL AVENUE LITTLE ROCK AR 72203 NPDES
OTHER CONTACT ENTERGY ARKANSAS INC MALVERN AR 72104 PDS
OTHER CONTACT 425 W CAPITOL AVE LITTLE ROCK AR 72203 PDS
MAILING ADDRESS ROBERT KNIGHTON MALVERN AR 72203 PDS
OTHER CONTACT TRACY JOHNSON LITTLE ROCK AR 72203 PDS
OPERATOR P.O. BOX 551 (A-TCBY-22D) LITTLE ROCK AR 72203 NPDES
COGNIZANT OFFICIAL P.O. BOX 551 (A-TCBY-22D) LITTLE ROCK AR 72203 NPDES
UNKNOWN WILLIAM PHIPPS, VP POWER PLANT LITTLE ROCK AR 72203 PDS
REGULATORY CONTACT 141 WEST COUNTY LINE ROAD MALVERN AR 72104 RCRAINFO
MAILING ADDRESS 425 WEST CAPITOL (A-TCBY-22D) LITTLE ROCK AR 72203 NPDES
FORMER OPERATOR 10055 GROGANS MILL ROAD, SUITE 400 THE WOODLANDS TX 77380 NPDES
MAILING ADDRESS 10055 GROGANS MILL ROAD, SUITE 400 THE WOODLANDS TX 77380 NPDES
MAILING ADDRESS 425 WEST CAPITOL AVENUE LITTLE ROCK AR 72203 NPDES
UNKNOWN WILLIAM PHIPPS MALVERN AR 72104 PDS
FORMER OPERATOR P.O. BOX 551 [A-TCBY-22D] LITTLE ROCK AR 72203 NPDES
OWNER 425 WEST CAPITOL LITTLE ROCK AR 72201 RCRAINFO
FORMER MAILING ADDRESS PO BOX 551 LITTLE ROCK AR 72203-0551 NPDES
MAILING ADDRESS 141 WEST COUNTY LINE ROAD MALVERN AR 72104 NPDES
FACILITY MAILING ADDRESS 141 WEST COUNTY LINE ROAD MALVERN AR 72104 RCRAINFO
OPERATOR 425 WEST CAPITOL (A-TCBY-22D) LITTLE ROCK AR 72203 NPDES
MAILING ADDRESS TRACY JOHNSON MALVERN AR 72203 PDS
OWNER 425 WEST CAPITOL [A-TCBY-22D] LITTLE ROCK AR 72203 NPDES

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
UNKNOWN
WESLEY CLAY MCMASTER
5018442152
PDS


UNKNOWN
CLAY MCMASTER
501-844-2152
PDS
View
COGNIZANT OFFICIAL
TRACY JOHNSON
5013774033
NPDES
View
FORMER OPERATOR
GERARD FONTENOT
5013774038
NPDES


UNKNOWN CONTACT
TRACY JOHNSON
5013774032
AIR


UNKNOWN
GARRY HERRIN
5013774033
PDS
View
UNKNOWN
GARRY HERRIN
5013774033
PDS
View
FORMER OPERATOR
JIM SCHOTT
5013774038
NPDES


OPERATOR
LOUISE DUNCAN
2812971831
NPDES
View
OPERATOR
WAYNE GARRISON
2812973418
NPDES
View
FORMER OPERATOR
WILLIAM PHIPPS
5013774030
NPDES


COMPLIANCE CONTACT
TRACY JOHNSON
5013774032
AIRS/AFS


UNKNOWN
GARY HERRIN
5018442122
PDS
View
REGULATORY CONTACT
CLAY MCMASTER
501-844-2152
RCRAINFO
View
FORMER OPERATOR
WILLIAM PHIPPS
5013774030
NPDES
View
UNKNOWN
RUSSELL MCLAREN
5013774038
PDS
View
UNKNOWN CONTACT
MYRA GLOVER
2812973306
CAMDBS
View
COMPLIANCE CONTACT
CLAY MCMASTER
5018442152
AIR


COMPLIANCE CONTACT
TRACY JOHNSON
5013774032
AIR


PRIMARY FACILITY SITE CONTACT
ETIENNE SENAC
2812973422
CAMDBS
View
OTHER CONTACT
TRACY JOHNSON
501-377-4033
PDS
View
OPERATOR
BEVERLY GALE
2812975538
NPDES
View
OTHER CONTACT
GERALD ATKINS
5018442152
PDS
View
COGNIZANT OFFICIAL
MICHAEL FALLON
5018442122
NPDES


OTHER CONTACT
GEORGE JOHNSON
5018442152
PDS


OPERATOR
GERARD FONTENOT
5013774038
NPDES


OPERATOR
LOUISE DUNCAN
2812971831
NPDES
View
UNKNOWN CONTACT
TRACY JOHNSON
5013774032
AIRS/AFS


UNKNOWN CONTACT
TAD CHENET
2812973313
CAMDBS
View
UNKNOWN
G. TRACY JOHNSON
5013774033
PDS
View
FORMER OPERATOR
BEVERLY GALE
2812975538
NPDES
View
OTHER CONTACT
ROBERT KNIGHTON
5013774033
PDS
View
FORMER OPERATOR
CHARLES HALL
5013774033
NPDES
View
REGULATORY CONTACT
JOYCE A JOHNSON
2146658548
CAMDBS
View
UNKNOWN
G. TRACY JOHNSON
5013774033
PDS
View
UNKNOWN
CLAY MCMASTER
5018442152
PDS


OTHER CONTACT
BRUCE BRYAN
5013774038
PDS
View
UNKNOWN
GARY HERRIN
5018442122
PDS
View
COGNIZANT OFFICIAL
GARY HERRIN
5018442122
NPDES


OTHER CONTACT
TOMMY R GUNN
5018442152
PDS
View
OPERATOR
CHARLES HALL
5013774033
NPDES
View
OTHER CONTACT
CAREY SMITH
5018442152
PDS
View
OPERATOR
JIM SCHOTT
5013774038
NPDES


OPERATOR
JIM SCHOTT
5013774038
NPDES
View
PRIMARY FACILITY SITE CONTACT
PETER NORGEOT
2812973430
CAMDBS
View
UNKNOWN
GARY HERRIN
5018442122
PDS
View
OTHER CONTACT
MR. TOMMY GUNN
5013773958
PDS
View
FORMER OPERATOR
WAYNE GARRISON
5013773958
NPDES


COGNIZANT OFFICIAL
WESLEY MCMASTER
5018442122
NPDES
View
OTHER CONTACT
W. HENRY JONES
5013774038
PDS


OTHER CONTACT
CAREY SMITH
5018442152
PDS


PRIMARY FACILITY SITE CONTACT
TRACY JOHNSON
5013774033
NPDES
View
OPERATOR
WILLIAM PHIPPS
5013774030
NPDES


Query executed on: OCT-15-2025