FRS Facility Detail Report


HI GRADE MATERIALS COMPANY

EPA Registry Id: 110001167102
6500 AVENUE T
LITTLEROCK, CA 93543-1722


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:
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
HI-GRADE MATERIALS CAL000250520 OTHER HAZARDOUS WASTE ACTIVITIES (Y) RCRAINFO

OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
HI-GRADE MATERIALS CO. 343251963 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
CALIFORNIA - ENVIROVIEW
HI GRADE MATERIALS 36302 STATE MASTER CA-ENVIROVIEW
CERS-10288399
HAZARDOUS WASTE PROGRAM
CERS-10288399
RMP REPORTER
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
HI-GRADE MATERIALS CO. 341783207 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
HI-GRADE MATERIALS CO 308719301 OSHA ESTABLISHMENT OSHA-OIS 03/14/2016
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
HI-GRADE MATERIALS CO 317446094 OSHA ESTABLISHMENT OSHA-OIS 02/04/2016
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
HI-GRADE MATERIALS CO. 341088730 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
CA-CALIFORNIA ENVIRONMENTAL REPORTING SYSTEM
HI GRADE MATERIALS 10288399 STATE MASTER CA-CERS
CERS2-10288399-02
EPCRA
EMISSION INVENTORY SYSTEM (EIS)
HI-GRADE MATERIALS -E AVENUE T 159611 HAZARDOUS AIR POLLUTANT MAJOR EIS 03/27/2025

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
OSHA-OIS
1442
CONSTRUCTION SAND AND GRAVEL

CA-ENVIROVIEW
3273
READY-MIXED CONCRETE

OSHA-OIS
1442
CONSTRUCTION SAND AND GRAVEL

Facility Codes and Flags

EPA Region: 09
Duns Number:
Congressional District Number: 25
Legislative District Number:
HUC Code/Watershed: 18090206 / ANTELOPE-FREMONT VALLEYS
US Mexico Border Indicator: NO
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
J C GUNITE SOUTH COMPANY INCORPORATED AIRS/AFS

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
OWNER
HI-GRADE MATERIALS ROBAR ENTPR INC
RCRAINFO
View
OWNER
HI-GRADE MATERIALS
CA-ENVIROVIEW
View
PARENT COMPANY
HI GRADE MATERIALS CO.INC.
EIS


OPERATOR
LORI CLIFTON
RCRAINFO
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
OSHA-OIS 212321 CONSTRUCTION SAND AND GRAVEL MINING.
OSHA-OIS 212321 CONSTRUCTION SAND AND GRAVEL MINING.
RCRAINFO 32732 READY-MIX CONCRETE MANUFACTURING
OSHA-OIS 212321 CONSTRUCTION SAND AND GRAVEL MINING.
EIS 212319 OTHER CRUSHED AND BROKEN STONE MINING AND QUARRYING.
OSHA-OIS 212321 CONSTRUCTION SAND AND GRAVEL MINING.
OSHA-OIS 212321 CONSTRUCTION SAND AND GRAVEL MINING.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
FACILITY MAILING ADDRESS 6500 E AVENUE T LITTLEROCK CA 93543 CA-CERS
REGULATORY CONTACT 17671 BEAR VALLEY RD. HESPERIA CA 92345 RCRAINFO
FACILITY MAILING ADDRESS 17671 BEAR VALLEY RD HESPERIA CA 92345 CA-ENVIROVIEW
OWNER 17671 BEAR VALLEY RD HESPERIA 92345-9234 CA-ENVIROVIEW
OPERATOR 17671 BEAR VALLEY RD. HESPERIA CA 92345 RCRAINFO
OWNER 17671 BEAR VALLEY RD. HESPERIA CA 92345 RCRAINFO
ENVIRONMENTAL CONTACT 17671 BEAR VALLEY RD HESPERIA 92345 CA-ENVIROVIEW
FACILITY MAILING ADDRESS 17671 BEAR VALLEY RD. HESPERIA CA 92345 RCRAINFO

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
REGULATORY CONTACT
LORI CLIFTON
760-244-9325
RCRAINFO
View
ENVIRONMENTAL CONTACT
LORI CLIFTON/CHRIS GIAMPIETRO
(760) 244-9325
CA-ENVIROVIEW
View

Query executed on: OCT-15-2025