FRS Facility Detail Report


GRANITE POINT PLATFORM

EPA Registry Id: 110064853886
TRADING BAY
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)
UNOCAL - GRANITE POINT PLATFORM AKG285015 ICIS-NPDES NON-MAJOR ICIS

INTEGRATED COMPLIANCE INFORMATION SYSTEM GRANITE POINT PLATFORM 3601740287 ENFORCEMENT/COMPLIANCE ACTIVITY ICIS 10/30/2024
SAFE DRINKING WATER INFORMATION SYSTEM
HILCORP GRANITE POINT PLATFORM-TP DISTILLATION UNIT AK2241884 46912 WATER TREATMENT PLANT SFDW

INTEGRATED COMPLIANCE INFORMATION SYSTEM UNOCAL CORP GRANITE PT PLATFORM 44870 FORMAL ENFORCEMENT ACTION ICIS 11/13/1997 ICIS-10-1995-0021
FORMAL ENFORCEMENT ACTION
ELECTRONIC PERMIT SYSTEM
GRANITE POINT PLATFORM EPS10040238 AIR PROGRAM API 09/01/2020
SAFE DRINKING WATER INFORMATION SYSTEM
HILCORP GRANITE POINT PLATFORM AK2241884 TRANSIENT NON-COMMUNITY WATER SYSTEM SFDW

EMISSION INVENTORY SYSTEM (EIS)
GRANITE POINT NDB 10586411 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 09/13/2024
RACT/BACT/LAER CLEARINGHOUSE
UNION OIL CO. OF CALIFORNIA 20 AIR MAJOR RBLC

INTEGRATED COMPLIANCE INFORMATION SYSTEM HILCORP ALASKA LLC - GRANITE POINT PLATFORM 3600061601 ENFORCEMENT/COMPLIANCE ACTIVITY ICIS 07/21/2015
ICIS-AIR (AIR)
HILCORP ALASKA, LLC / GRANITE POINT PLATFORM AK0000000212200011 AIR MAJOR ICIS 06/11/2015
EMISSION INVENTORY SYSTEM (EIS)
GRANITE POINT PLATFORM 680811 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 01/27/2025
SAFE DRINKING WATER INFORMATION SYSTEM
HILCORP GRANITE POINT PLATFORM-SEAWATER TP, INCLUDES DISTILLATION AK2241884 32451 WATER TREATMENT PLANT SFDW

AIR FACILITY SYSTEM
HILCORP ALASKA, LLC/GRANITE POINT PLATFO 0212200011 AIR MAJOR (OPERATING) AIRS/AFS 06/12/2014
ELECTRONIC GREENHOUSE GAS REPORTING TOOL (E-GGRT)
GRANITE POINT PLATFORM 1001942 GREENHOUSE GAS REPORTER E-GGRT 08/23/2014
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
HILCORP ALASKA LLC - GRANITE POINT PLATFORM AKG315015 ICIS-NPDES NON-MAJOR ICIS 01/03/2012

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

NPDES
1311
CRUDE PETROLEUM AND NATURAL GAS

AIRS/AFS
1311
CRUDE PETROLEUM AND NATURAL GAS

Facility Codes and Flags

EPA Region: 10
Duns Number:
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
UNOCAL GRANITE POINT PLATFORM SFDW
GRANITE POINT NDB EIS
HILCORP LLC, D9-RD ICIS
UNION OIL CO. OF CALIFORNIA RBLC
UNOCAL NPDES PERMIT
HILCORP - GRANITE POINT PLATFORM OIL
HILCORP ALASKA LLC - GRANITE POINT PLATFORM NPDES
PEAK OILFIELD SERVICES CO FRS
UNOCAL ALASKA FRS
HILCORP ALASKA, LLC/GRANITE POINT PLATFO AIRS/AFS
UNOCAL GRANITE POINT P/F AIR
UNOCAL CORP GRANITE PT PLATFORM NOTIFICATION (RCRA)
SCHLUMBERGER WIRELINE SERVICES FRS
ESS SUPPORT SERVICES FRS
UNION OIL OF CALIFORNIA FRS

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
OPERATOR
UNOCAL
NPDES
View
PARENT OWNER
HILCORP ALASKA, LLC
E-GGRT


OWNER
UNOCAL
NPDES
View
PARENT COMPANY
HILCORP ALASKA, LLC
EIS


OWNER
UNOCAL
NPDES
View
MAILING ADDRESS
UNOCAL
NPDES
View
PARENT OWNER
HILCORP ENERGY COMPANY
E-GGRT


National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
EIS 211120

AIR 211120

AIRS/AFS 211111 CRUDE PETROLEUM AND NATURAL GAS EXTRACTION.
ICIS 211111 CRUDE PETROLEUM AND NATURAL GAS EXTRACTION.
E-GGRT 211120

AIR 211111 CRUDE PETROLEUM AND NATURAL GAS EXTRACTION.
NPDES 211111 CRUDE PETROLEUM AND NATURAL GAS EXTRACTION.
E-GGRT 211130

EIS 488119 OTHER AIRPORT OPERATIONS.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
FACILITY MAILING ADDRESS PO BOX 196247 ANCHORAGE AK 99519 AIRS/AFS
OWNER PO BOX 196247 ANCHORAGE AK 99519 NPDES
OWNER P.O. BOX 196247 ANCHORAGE AK 995196247 NPDES
OPERATOR P.O. BOX 196247 ANCHORAGE AK 995196247 NPDES
MAILING ADDRESS PO BOX 190247 ANCHORAGE AK 99519-0247 NPDES

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
COMPLIANCE CONTACT
BREN DEHN


AIRS/AFS


COMPLIANCE CONTACT
BREN DEHN


AIR


UNKNOWN CONTACT
BREN DEHN


AIRS/AFS


UNKNOWN CONTACT
BREN DEHN


AIR


Query executed on: OCT-15-2025