FRS Facility Detail Report


UNION SEMICONDUCTOR TECHNOLOGY CORP

EPA Registry Id: 110002037457
900 LOWATER RD
CHIPPEWA FALLS, WI 547294401


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:
EMISSION INVENTORY SYSTEM (EIS)
UNION SEMICONDUCTOR TECHNOLOGY CORPORATION 7659111 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 08/16/2024
TOXICS RELEASE INVENTORY SYSTEM
CRAY RESEARCH INC 54729CRYRS900LO TRI REPORTER TRIS

WISCONSIN - ENVIRONMENTAL SYSTEM REGISTRY
UNION SEMICONDUCTOR TECHNOLOGY CORP 9190 STATE MASTER WI-ESR
TRIS-54729CRYRS900LO
TRI REPORTER
NEI-WI609023800
AIR PROGRAM
WI-ESR-609023800
STATE MASTER

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
WI-ESR
3571
ELECTRONIC COMPUTERS

TRIS
3571
ELECTRONIC COMPUTERS

Facility Codes and Flags

EPA Region: 05
Duns Number: 059035543, 061662887
Congressional District Number: 03
Legislative District Number: WI
HUC Code/Watershed: 07050005 / LOWER CHIPPEWA
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
CRAY RESEARCH A SILICON GRAPHICS COMP AIRS/AFS
UNION SEMICONDUCTOR TECHNOLOGY CORPORATION NEI99-CRT
CRAY RESEARCH INC TRI REPORTING FORM

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
PARENT COMPANY
CRAY RESEARCH INC 059035543
TRIS


RESPONSIBLE PARTY
USTC
WI-ESR
View
ENTERPRISE: RESPONSIBLE ENTITY
NLSC
WI-ESR
View
RESPONSIBLE PARTY
NLSC
WI-ESR
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
WI-ESR 334111 ELECTRONIC COMPUTER MANUFACTURING.
EIS 334111 ELECTRONIC COMPUTER MANUFACTURING.
TRIS 334111 ELECTRONIC COMPUTER MANUFACTURING.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
MAILING ADDRESS 900 LOWATER RD CHIPPEWA FALLS WI 54729 TRIS
RESPONSIBLE PARTY 900 LOWATER RD CHIPPEWA FALLS WI 54729 WI-ESR
FACILITY MAILING ADDRESS USTC 900& 920 LOWATER RD CHIPPEWA FALLS WI 54729007 WI-ESR
AIR: FACILITY AIR MANAGEMENT CONTACT 900 LOWATER RD CHIPPEWA FALLS WI 54729 WI-ESR
ENTERPRISE: RESPONSIBLE ENTITY 900 LOWATER RD CHIPPEWA FALLS WI 54729 WI-ESR
FACILITY MAILING ADDRESS 900 LOWATER RD CHIPPEWA FALLS WI 54729 WI-ESR
FACILITY MAILING ADDRESS 900 LOWATER RD CHIPPEWA FALLS WI 54729000 WI-ESR

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
PUBLIC CONTACT
FRANK PARISI
6126837130
TRIS


AIR: FACILITY AIR MANAGEMENT CONTACT
DAVID MOSER


WI-ESR
View

Query executed on: OCT-15-2025


Additional information for CERCLIS or TRI sites:

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