FRS Facility Detail Report


DETYENS SHIPYARD INC. CHARLESTON

EPA Registry Id: 110001139857
1670 DRYDOCK AVE BLDG 236
NORTH CHARLESTON, SC 29405


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:
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
DETYENS SHIPYARDS, INC. 342789435 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
DETYENS SHIPYARDS, INC. 338907165 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
DETYENS SHIPYARDS, INC. 341044063 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
AIR FACILITY SYSTEM
DETYENS SHIPYARD INC. CHARLESTON 4501900236 AIR MAJOR (OPERATING) AIRS/AFS 08/20/2014 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
DETYENS SHIPYARDS INC SCR001746 ICIS-NPDES NON-MAJOR ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
DETYENS SHIPYARD MAIN YARD SC0047562 ICIS-NPDES NON-MAJOR ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
SOUTH CAROLINA - ENVIRONMENTAL FACILITY INFORMATION SYSTEM
DETYENS SHIPYARDS INC SC0000050803 STATE MASTER SC-EFIS
SC-EFIS-RTF-0016
OIL AND GAS
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
DETYENS SHIPYARDS, INC. 340137629 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
DETYENS SHIPYARDS INC SCR006739 ICIS-NPDES NON-MAJOR ICIS

EMISSION INVENTORY SYSTEM (EIS)
DETYENS SHIPYARD INC. CHARLESTON 8331911 HAZARDOUS AIR POLLUTANT MAJOR EIS 12/17/2024
ICIS-AIR (AIR)
DETYENS SHIPYARDS INC SC00005600236 AIR MAJOR ICIS 01/18/2024
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
DETYENS SHIPYARDS, INC. 341157634 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
COMPLIANCE AND EMISSIONS DATA REPORTING INTERFACE
DETYENS SHIPYARD:CHARLESTON CEDRI124228 COMPLIANCE AND EMISSIONS REPORTING API 07/21/2025
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
DETYENS SHIPYARDS SCR000002253 LQG (Y) RCRAINFO

SOUTH CAROLINA - ENVIRONMENTAL FACILITY INFORMATION SYSTEM
APPLIED CLEANING TECHNOLOGIES LLC SC0000037339 STATE MASTER SC-EFIS
SC-EFIS-RTF-0027
OIL AND GAS
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
DETYENS SHIPYARDS, INC. 338907074 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
DETYENS SHIPYARDS, INC. 338005614 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
COMPLIANCE AND EMISSIONS DATA REPORTING INTERFACE
DETYENS SHIPYARD:CHARLESTON CEDRI124228 RISK AND TECHNOLOGY REVIEW RTR

OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
APPLIED CLEANING TECHNOLOGIES, LLC 340139500 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
DETYENS SHIPYARDS, INC. 340506492 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
INTEGRATED COMPLIANCE INFORMATION SYSTEM DEYTENS SHIPYARD - CHARLESTON 8084 FORMAL ENFORCEMENT ACTION ICIS 09/27/2000 ICIS-04-2000-0781
FORMAL ENFORCEMENT ACTION
SOUTH CAROLINA - ENVIRONMENTAL FACILITY INFORMATION SYSTEM
DETYENS SHIPYARDS INC CHARLESTON NAVAL SHIPYARD SC0000002243 STATE MASTER SC-EFIS
SC-EFIS-0560-0236
AIR MAJOR
SC-EFIS-SCR000002253
HAZARDOUS WASTE PROGRAM
SC-EFIS-0560-0236-CL
AIR PROGRAM
TOXICS RELEASE INVENTORY SYSTEM
DETYENS SHIPYARD 29405DTYNS1670D TRI REPORTER TRIS 06/12/2024
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
DETYENS SHIPYARDS INC SCR006739 STORM WATER INDUSTRIAL ICIS

ICIS-AIR (AIR)
DETYENS SHIPYARD INC SC00005600124 AIR EMISSIONS CLASSIFICATION UNKNOWN ICIS 10/19/2014
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
DETYENS SHIPYARDS INC SCR001746 STORM WATER INDUSTRIAL ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
DETYENS SHIPYARD, INC. 341180446 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
SC-EFIS
3731
SHIP BUILDING AND REPAIRING

AIR
3731
SHIP BUILDING AND REPAIRING

NPDES
3731
SHIP BUILDING AND REPAIRING

ICIS
3731
SHIP BUILDING AND REPAIRING

NPDES
3731
SHIP BUILDING AND REPAIRING

AIRS/AFS
3731
SHIP BUILDING AND REPAIRING

Facility Codes and Flags

EPA Region: 04
Duns Number: 003350782
Congressional District Number: 06
Legislative District Number:
HUC Code/Watershed: 03050201 / COOPER
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
APPLIED CLEANING TECHNOLOGIES LLC SC-EFIS
DEYTENS SHIPYARD - CHARLESTON ICIS
DETYENS SHIPYARD FRS
DETYENS SHIPYARDS INC NPDES
DETYENS SHIPYARDS INC -CHARLESTON NAVAL SHIPYARD SC-EFIS
DETYENS SHIPYARD/MAIN YARD NPDES

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
MAILING ADDRESS
DETYENS SHIPYARD/MAIN YARD
NPDES
View
OWNER
D LOV STEWART
RCRAINFO
View
MAILING ADDRESS
DETYENS SHIPYARDS INC
NPDES
View
ENGINEER
GENERAL ENGINEERING LABORATORIES
SC-EFIS
View
OWNER
D LOV STEWART
RCRAINFO
View
OPERATOR
DETYENS SHIPYARDS INC
RCRAINFO
View
OPERATOR
DETYENS SHIPYARDS INC
RCRAINFO
View
OWNER
DETYENS SHIPYARD INC
NPDES
View
PARENT COMPANY
DETYENS SHIPYARD 003350782
TRIS


National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
TRIS 336611 SHIP BUILDING AND REPAIRING.
OSHA-OIS 336611 SHIP BUILDING AND REPAIRING.
EIS 336611 SHIP BUILDING AND REPAIRING.
OSHA-OIS 336611 SHIP BUILDING AND REPAIRING.
RCRAINFO 336611 SHIP BUILDING AND REPAIRING.
AIR 336611 SHIP BUILDING AND REPAIRING.
OSHA-OIS 336611 SHIP BUILDING AND REPAIRING.
OSHA-OIS 336611 SHIP BUILDING AND REPAIRING.
OSHA-OIS 336611 SHIP BUILDING AND REPAIRING.
SC-EFIS 336611 SHIP BUILDING AND REPAIRING.
OSHA-OIS 336611 SHIP BUILDING AND REPAIRING.
NPDES 336611 SHIP BUILDING AND REPAIRING.
OSHA-OIS 336611 SHIP BUILDING AND REPAIRING.
OSHA-OIS 336611 SHIP BUILDING AND REPAIRING.
OSHA-OIS 336611 SHIP BUILDING AND REPAIRING.
OSHA-OIS 336611 SHIP BUILDING AND REPAIRING.
AIRS/AFS 336611 SHIP BUILDING AND REPAIRING.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
MAILING ADDRESS 1670 DRYDOCK AVE BLDG 236 #200 NORTH CHARLESTO SC 29405 NPDES
FACILITY MAILING ADDRESS 1670 DRYDOCK AVE BLDG 236 N CHARLESTON SC 294052114 AIRS/AFS
MAILING ADDRESS PO BOX 50200 SUMMERVILLE SC 29485 SC-EFIS
OPERATOR 1670 DRY DOCK AVE BUILDING 178 NORTH CHARLESTON SC 29405 RCRAINFO
MAILING ADDRESS 1670 DRYDOCK AVE NORTH CHARLESTON SC 29405 SC-EFIS
MAILING ADDRESS 1670 DRYDOCK AVE NORTH CHARLESTON SC 294052121 SC-EFIS
OTHER CONTACT 1670 DRYDOCK AVE NORTH CHARLESTON SC 294052121 SC-EFIS
FACILITY MAILING ADDRESS 1670 DRYDOCK AVE N CHARLESTON SC 29405 RCRAINFO
PERMIT CONTACT 1670 DRYDOCK AVE CHARLESTON SC 29405-2121 SC-EFIS
MAILING ADDRESS 1670 DRYDOCK AVE BLDG 236 STE NORTH CHALRESTO SC 29405 NPDES
OWNER 1670 DRYDOCK AVE N CHARLESTON SC 29405 RCRAINFO
OPERATOR 1670 DRYDOCK AVE N CHARLESTON SC 29405 RCRAINFO
OWNER 1670 DRYDOCK AVE NORTH CHARLESTON SC 29405 NPDES
OWNER 1670 DRYDOCK AVE CHARLESTON SC 29405-2121 RCRAINFO
ENGINEER 2040 SAVAGE RD CHARLESTON SC 29407 SC-EFIS
MAILING ADDRESS 1670 DRYDOCK AVE CHARLESTON SC 29405-2121 SC-EFIS
REGULATORY CONTACT 1670 DRYDOCK AVE N CHARLESTON SC 29405 RCRAINFO

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
PUBLIC CONTACT
MIKE MARSHALL
8437461586
TRIS


OTHER CONTACT
STEWART, D LOY
803-884-2811
SC-EFIS
View
PERMIT CONTACT
MARSHALL, WILLIAM MICHAEL
843-746-1586
SC-EFIS
View
COMPLIANCE CONTACT
WILLIAM M MARSHALL
8437461586
AIRS/AFS


REGULATORY CONTACT
WILLIAMS MARSHALL
8437461586
RCRAINFO
View
UNKNOWN CONTACT
WILLIAM M MARSHALL
8437461586
AIRS/AFS


Query executed on: OCT-14-2025


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