FRS Facility Detail Report


IMPAX LABORATORIES INC

EPA Registry Id: 110070096975
1490 CROCKER AVE
HAYWARD, CA 94544


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:
CA-CALIFORNIA ENVIRONMENTAL REPORTING SYSTEM
IMPAX LABORATORIES, BLDG 8 10406920 STATE MASTER CA-CERS
CERS2-10406920-02
EPCRA
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
IMPAX LABORATORIES, INC. CAR000163659 UNSPECIFIED UNIVERSE (N) RCRAINFO

BIENNIAL REPORTERS
IMPAX LABORATORIES, INC. CAR000163659 HAZARDOUS WASTE BIENNIAL REPORTER RCRAINFO 12/31/2015
EMISSION INVENTORY SYSTEM (EIS)
IMPAX LABORATORIES, INC 14251511 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 08/26/2021
CALIFORNIA - ENVIROVIEW
IMPAX LABORATORIESNA BLDG 8 123998 STATE MASTER CA-ENVIROVIEW
CERS-10406920
RMP REPORTER
CERS-10406920
HAZARDOUS WASTE PROGRAM
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
IMPAX LABORATORIES INC CAZ478677 STORM WATER INDUSTRIAL ICIS 06/02/2017
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
IMPAX LABORATORIES INC CAZ478677 ICIS-NPDES NON-MAJOR ICIS 06/02/2017

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
CA-ENVIROVIEW
2834
PHARMACEUTICAL PREPARATIONS

CA-CERS
2834
PHARMACEUTICAL PREPARATIONS

NPDES
2834
PHARMACEUTICAL PREPARATIONS

Facility Codes and Flags

EPA Region: 09
Duns Number:
Congressional District Number: 15
Legislative District Number:
HUC Code/Watershed: 18050004 / SAN FRANCISCO BAY
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
OPERATOR
IMPAX LABORATORIES INC
RCRAINFO


OWNER
IMPAX LABORATORIESNA INC.
CA-ENVIROVIEW
View
PARENT COMPANY
IMPAX LABORATORIES INC
EIS


OWNER
IMPAX LABORATORIES INC
RCRAINFO
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
CA-CERS 325412 PHARMACEUTICAL PREPARATION MANUFACTURING.
RCRAINFO 325412 PHARMACEUTICAL PREPARATION MANUFACTURING.
EIS 325412 PHARMACEUTICAL PREPARATION MANUFACTURING.
CA-ENVIROVIEW 325412 PHARMACEUTICAL PREPARATION MANUFACTURING.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
ENVIRONMENTAL CONTACT 31145 SAN ANTONIO ST HAYWARD CA 94544 CA-ENVIROVIEW
OWNER 30831 HUNTWOOD AVE. HAYWARD 94544 RCRAINFO
REGULATORY CONTACT 31145 SAN ANTONIO ST. HAYWARD CA 94544 RCRAINFO
OWNER 30831 HUNTWOOD AVE HAYWARD CA 94544 CA-CERS
ENVIRONMENTAL CONTACT 30831 HUNTWOOD AVE HAYWARD CA 94544 CA-CERS
FACILITY MAILING ADDRESS 30831 HUNTWOOD AVE HAYWARD CA 94544 CA-ENVIROVIEW
FACILITY MAILING ADDRESS 30831 HUNTWOOD AVENUE HAYWARD CA 94544 RCRAINFO
OPERATOR 30831 HUNTWOOD AVE HAYWARD CA 94544 CA-CERS
OWNER 30831 HUNTWOOD AVE HAYWARD 94544 CA-ENVIROVIEW
PROPERTY OWNER 30831 HUNTWOOD AVE HAYWARD 94544 CA-ENVIROVIEW

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
OPERATOR
IMPAX LABORATORIES
5102406000
CA-CERS
View
UNKNOWN CONTACT
DON KLINE
5102064938
CA-CERS


ENVIRONMENTAL CONTACT
ROGER CHENG
5102406019
CA-CERS
View
UNKNOWN CONTACT
ROGER CHENG
5107600785
CA-CERS


REGULATORY CONTACT
JOHN PAUL FLORES
510-240-6679
RCRAINFO
View
OWNER
IMPAX LABORATORIES, INC.
5102406000
CA-CERS
View
OPERATOR
JAMES DOBRZYNSKI


NPDES


OPERATOR
MARK NOOL


NPDES


PROPERTY OWNER
IMPAX LABORATORIESNA INC.
(510) 240-6000
CA-ENVIROVIEW
View
ENVIRONMENTAL CONTACT
JESUS MURILLO
(510) 240-6361
CA-ENVIROVIEW
View

Query executed on: OCT-15-2025