FRS Facility Detail Report


INLAND EMPIRE UTILITY AGENCY, A MUN WATER DIS

EPA Registry Id: 110001167610
2450 PHILADELPHIA AVENUE
ONTARIO, CA 91761-7757


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)
IE STP1 ONTARIO-UPLAND CA0105279 POTW ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
CHINO BASIN MWD RP1 CAD000852632 SQG (Y) RCRAINFO

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
IE STP1 ONTARIO-UPLAND CA0105279 ICIS-NPDES MAJOR ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
ICIS-AIR (AIR)
INLAND EMPIRE UTILITY AGENCY, A MUN WATER DIS CASCA00006071CA142 AIR MAJOR ICIS 02/05/2021
AIR FACILITY SYSTEM
INLAND EMPIRE UTILITY AGENCY 06071CA142 AIR MAJOR (OPERATING) AIRS/AFS 08/01/2013
HAZARDOUS WASTE TRACKING SYSTEM - DATAMART
INLAND EMPIRE UTILITIES AGENCY-RP-1 CAD000852632 STATE MASTER HWTS-DATAMART
-
HAZARDOUS WASTE PROGRAM
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
IE STP1 ONTARIO-UPLAND CA0105279 NPDES PRETREATMENT PROGRAM 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
NPDES
4952
SEWERAGE SYSTEMS

AIRS/AFS
4959
SANITARY SERVICES, NOT ELSEWHERE CLASSIFIED

AIR
4959
SANITARY SERVICES, NOT ELSEWHERE CLASSIFIED

AIRS/AFS
OWNE



AIR
OWNE



Facility Codes and Flags

EPA Region: 09
Duns Number: 43566206
Congressional District Number: 35
Legislative District Number: 1
HUC Code/Watershed: 18070203 / SANTA ANA
US Mexico Border Indicator: NO
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
INLAND EMPIRE UTILITY AGENCY AIR
CHINO BASIN MUNICIPAL WATER DISTRICT MANUAL ENTRY
CHINO BASIN MUNICIPAL WATER DIST AIRS/AFS
IE STP1 ONTARIO-UPLAND NPDES
INLAND EMPIRE UTILITIES AGENCY-RP-1 HWTS-DATAMART
CHINO BASIN MWD RP1 NOTIFICATION (RCRA)

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
MAILING ADDRESS
INLAND EMPIRE UTILITIES AGENCY 43566206
NPDES
View
OWNER
INLAND EMPIRE UTILITIES AGENCY
NPDES
View
MAILING ADDRESS
INLAND EMPIRE UTILITIES AGENCY
NPDES
View
OPERATOR
INLAND EMPIRE UTILITIES AGENCY
NPDES
View
OPERATOR
INLAND EMPIRE UTILITIES AGENCY 43566206
NPDES
View
OWNER
INLAND EMPIRE UTILITIES AGENCY 43566206
NPDES
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
AIRS/AFS 561710 EXTERMINATING AND PEST CONTROL SERVICES.
RCRAINFO 22132 SEWAGE TREATMENT FACILITIES
AIR 561710 EXTERMINATING AND PEST CONTROL SERVICES.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
REGULATORY CONTACT 2450 E PHILADELPHIA AVE ONTARIO CA 91761 RCRAINFO
MAILING ADDRESS PO BOX 9020 CHINO HILLS CA 91709 NPDES
OPERATOR PO BOX 9020 CHINO HILLS CA 91709 NPDES
FACILITY MAILING ADDRESS 2450 PHILADELPHIA AVE ONTARIO CA 91761 AIR
FACILITY MAILING ADDRESS P O BOX 697 RANCHO CUCAMONGA CA 91729 RCRAINFO
OWNER PO BOX 9020 CHINO HILLS CA 91709 NPDES
FACILITY MAILING ADDRESS 2450 PHILADELPHIA AVE ONTARIO CA 91761 AIRS/AFS

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
REGULATORY CONTACT
PATRICIA MARTIN
714-947-4131
RCRAINFO
View

Query executed on: OCT-14-2025