FRS Facility Detail Report


GRAYLING PLATFORM

EPA Registry Id: 110059019235
COOK INLET
TYONEK, AK 99682


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:
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
GRAYLING PLATFORM AKG285016 ICIS-NPDES NON-MAJOR ICIS 08/27/2003
EMISSION INVENTORY SYSTEM (EIS)
GRAYLING PLATFORM 540111 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 01/27/2025
AIR FACILITY SYSTEM
HILCORP ALASKA, LLC (F/GRAYLING PLATFORM 0212290002 AIR MAJOR (OPERATING) AIRS/AFS 08/15/2014
SAFE DRINKING WATER INFORMATION SYSTEM
HILCORP GRAYLING PLATFORM-TP GRAYLING PLATFORM AK2241892 32136 WATER TREATMENT PLANT SFDW

ELECTRONIC GREENHOUSE GAS REPORTING TOOL (E-GGRT)
GRAYLING PLATFORM 1001761 GREENHOUSE GAS REPORTER E-GGRT 08/23/2014
ICIS-AIR (AIR)
HILCORP ALASKA, LLC / GRAYLING PLATFORM AK0000000212290002 AIR MAJOR ICIS 04/09/2015
INTEGRATED COMPLIANCE INFORMATION SYSTEM UNOCAL CORP GRAYLING PLATFORM 44938 FORMAL ENFORCEMENT ACTION ICIS 11/13/1997 ICIS-10-1995-0022
FORMAL ENFORCEMENT ACTION
SAFE DRINKING WATER INFORMATION SYSTEM
HILCORP GRAYLING PLATFORM AK2241892 TRANSIENT NON-COMMUNITY WATER SYSTEM SFDW

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
HILCORP ALASKA, INC. - PLATFORM GRAYLING AKG315016 ICIS-NPDES NON-MAJOR ICIS 01/03/2012 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
AIR
1311
CRUDE PETROLEUM AND NATURAL GAS

NPDES
1311
CRUDE PETROLEUM AND NATURAL GAS

AIRS/AFS
1311
CRUDE PETROLEUM AND NATURAL GAS

NPDES
1311
CRUDE PETROLEUM AND NATURAL GAS

Facility Codes and Flags

EPA Region: 10
Duns Number: 91883751
Congressional District Number:
Legislative District Number:
HUC Code/Watershed: 19020601 / REDOUBT-TRADING BAYS
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
ASRC ENERGY SERVICES INC FRS
HILCORP GRAYLING PLATFORM SFDW
UNOCAL AIRS/AFS
HILCORP GRAYLING PLATFORM-TP GRAYLING PLATFORM SFDW
HILCORP ALASKA, LLC / GRAYLING PLATFORM AIR
UNOCAL CORP GRAYLING PLATFORM NOTIFICATION (RCRA)
HILCORP ALASKA, LLC (F/GRAYLING PLATFORM AIRS/AFS
HILCORP ALASKA, INC. - PLATFORM GRAYLING ICIS
UNOCAL GRAYLING PLATFORM EIS
UNION OIL OF CALIFORNIA FRS

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
PART PARENT OWNER
CHEVRON
E-GGRT


PARENT OWNER
HILCORP ENERGY COMPANY
E-GGRT


PART PARENT OWNER
HILCORP ALASKA, LLC
E-GGRT


PART PARENT OWNER
CHEVRON 91883751
E-GGRT


MAILING ADDRESS
HILCORP ALASKA, LLC
AIR
View
MAILING ADDRESS
UNOCAL
NPDES
View
MAILING ADDRESS
UNION OIL COMPANY OF CALIFORNIA (UNOCAL)
NPDES
View
PARENT COMPANY
HILCORP ALASKA, LLC
E-GGRT


PARENT COMPANY
HILCORP ALASKA, LLC
E-GGRT


MAILING ADDRESS
HILCORP ALASKA, INC.
NPDES
View
JOINT PARENT COMPANY
HILCORP ALASKA, LLC
E-GGRT


JOINT PARENT COMPANY
HILCORP ALASKA, LLC
E-GGRT


PARENT OWNER
HILCORP ALASKA, LLC
E-GGRT


JOINT PARENT COMPANY
CHEVRON
E-GGRT


OWNER
UNOCAL
NPDES
View
MAILING ADDRESS
UNOCAL
NPDES
View
MAILING ADDRESS
CHEVRON NORTH AMERICA EXPLORATION & PRODUCTION COMPANY
NPDES
View
PART PARENT OWNER
PACIFIC ENERGY ALASKA OPERATING, LLC
E-GGRT


PARENT COMPANY
HILCORP ALASKA, LLC
EIS


OPERATOR
UNOCAL
NPDES
View
OWNER
UNOCAL
NPDES
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
NPDES 211111 CRUDE PETROLEUM AND NATURAL GAS EXTRACTION.
E-GGRT 211120

AIRS/AFS 211111 CRUDE PETROLEUM AND NATURAL GAS EXTRACTION.
AIR 211111 CRUDE PETROLEUM AND NATURAL GAS EXTRACTION.
E-GGRT 211130

EIS 211120

AIR 211120

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
OWNER PO BOX 196247 ANCHORAGE AK 99519 NPDES
MAILING ADDRESS P.O. BOX 196247 ANCHORAGE AK 995196247 NPDES
MAILING ADDRESS P.O. BOX 244027 ANCHORAGE AK 99524 AIR
MAILING ADDRESS PO BOX 196247 ANCHORAGE AK 99519 NPDES
MAILING ADDRESS 3800 CENTERPOINT DRIVE, SUITE 100 ANCHORAGE AK 99503 NPDES
MAILING ADDRESS P.O. BOX 196247 ANCHORAGE AK 99519 NPDES
OWNER P.O. BOX 196247 ANCHORAGE AK 995196247 NPDES
FACILITY MAILING ADDRESS PO BOX 196247 ANCHORAGE AK 99519 AIRS/AFS
OPERATOR GRAYLING PLATFORM ANCHORAGE AK 995196247 NPDES
COGNIZANT OFFICIAL 3800 CENTERPOINT DRIVE, SUITE 100 ANCHORAGE AK 99503 NPDES

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
COGNIZANT OFFICIAL
DALE HAINES
9072835596
NPDES
View
OTHER CONTACT
FAYE SULLIVAN
9072767600
NPDES


OTHER CONTACT
KEITH ELLOITT
9077778300
NPDES


OTHER CONTACT
CHET STARKEL
9077778300
NPDES


COGNIZANT OFFICIAL
JOHN BARNES
9072835596
NPDES
View

Query executed on: OCT-15-2025