FRS Facility Detail Report


DUNCAN BROTHERS INC

EPA Registry Id: 110064340459
21516 MAIN ST
GRAND TERRACE, CA 92316


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:
ICIS-AIR (AIR)
DUNCAN BROTHERS INC CASCA00006071CA158 AIR MAJOR ICIS 11/08/2016
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
DUNCAN BROTHERS INC CAZ458935 ICIS-NPDES NON-MAJOR ICIS 09/23/2016
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
DUNCAN BROTHERS INC CAZ458935 STORM WATER INDUSTRIAL ICIS 09/23/2016

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
NPDES
3449
MISCELLANEOUS STRUCTURAL METALWORK

AIR
3599
INDUSTRIAL AND COMMERCIAL MACHINERY AND EQUIPMENT, NOT ELSEWHERE CLASSIFIED

Facility Codes and Flags

EPA Region: 09
Duns Number:
Congressional District Number: 31
Legislative District Number:
HUC Code/Watershed: 18070203 / SANTA ANA
US Mexico Border Indicator: NO
Federal Facility: NO
Tribal Land:

Alternative Names

No Alternative Names returned.

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
COMPLIANCE CONTACT
AFS MIGRATION
AIR
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
AIR 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.
AIR 332999 ALL OTHER MISCELLANEOUS FABRICATED METAL PRODUCT MANUFACTURING.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
COMPLIANCE CONTACT 21516 MAIN ST GRAND TERRACE CA 92313-5835 AIR
FACILITY MAILING ADDRESS 1966 S DATE ST BLOOMINGTON CA 92316-0000 AIR

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
OPERATOR
ELAINE JORGENSON


NPDES


Query executed on: OCT-15-2025