GREAT WESTERN CHEMICAL CO (DBA GW INTL) MILPITAS

945 AMES AVENUE, MILPITAS, CA, 95035

No open violations Compliance record — not a listed vendor

Facility identity · canonical

EPA Registry ID: 110000484119
RCRA Handler ID(s): CAD095991253
Generator status: Small Quantity Generator (SQG)
County: SANTA CLARA
EPA Region: 09
Active: Yes
NAICS: 424690
Coordinates: 37.42083, -121.88547

Compliance summary · canonical · as of Aug 11, 2026

3-year compliance history Not in the compliance universe for any of the last 12 quarters

Not in universe In violation Significant non-compliance

Significant non-complier: No
Last inspection: Jun 25, 1991
Inspections (5 yr): —
Informal actions (5 yr): —
Formal actions (5 yr): —
Total penalties: —

Permits & authorizations · canonical

Program	Type	Status	Effective
RCRA	SQG	Not reported	Not reported

Type is EPA's RCRA handler classification. Permit status and effective date are not published in the RCRAInfo handler dataset.

Violations · canonical · 9 total, 0 open

6 distinct violation categories on record:

Count	Code	Category	EPA description
3	264.A	TSDF standards (permitted)	Standards for Owners and Operators of HW TSDs: General
2	268.A	Land disposal restrictions	Land Disposal Restrictions: General
1	262.A	Generator standards	Standards Applicable to Generators of HW: General
1	262.B	Generator standards	Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators
1	262.D	Generator standards	Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators
1	264.E	TSDF standards (permitted)	Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting

Most recent 8 of 9:

Determined	Category	Status	Agency
Aug 5, 1991	Generator standards 262.A · Standards Applicable to Generators of HW: General	Resolved Mar 9, 1992	S
Aug 5, 1991	Generator standards 262.B · Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators	Resolved Mar 9, 1992	S
Aug 5, 1991	Generator standards 262.D · Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators	Resolved Mar 9, 1992	S
Jun 25, 1991	TSDF standards (permitted) 264.A · Standards for Owners and Operators of HW TSDs: General	Resolved Mar 9, 1992	S
Jun 25, 1991	TSDF standards (permitted) 264.E · Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting	Resolved Mar 9, 1992	S
Jun 25, 1991	Land disposal restrictions 268.A · Land Disposal Restrictions: General	Resolved Mar 9, 1992	S
Jun 25, 1991	Land disposal restrictions 268.A · Land Disposal Restrictions: General	Resolved Mar 9, 1992	S
Oct 31, 1988	TSDF standards (permitted) 264.A · Standards for Owners and Operators of HW TSDs: General	Resolved Apr 24, 1989	S

Inspection history · canonical · 6 total

Date	Type	Agency	Outcome
Jun 25, 1991	COMPLIANCE EVALUATION INSPECTION (CEI)	S	Violation found
Jan 2, 1991	FINANCIAL RECORD REVIEW (FRR)	S	In compliance
Oct 31, 1988	COMPLIANCE EVALUATION INSPECTION (CEI)	S	Violation found
Oct 12, 1988	FINANCIAL RECORD REVIEW (FRR)	S	In compliance
Nov 19, 1987	COMPLIANCE EVALUATION INSPECTION (CEI)	S	Violation found
Nov 10, 1987	FINANCIAL RECORD REVIEW (FRR)	S	In compliance

Related facilities near Milpitas

See all hazardous-waste facilities in Milpitas →

Data sources

EPA ECHO — this facility's detailed report — facility, compliance summary, permits, evaluations & violations

RCRAInfo evaluation and violation records for this facility are integrated into the ECHO report linked above — RCRAInfo's own public search doesn't offer a stable per-facility link. General source: EPA ECHO, EPA RCRAInfo.

Compliance, permit, and location data come straight from EPA and can't be edited. Contact info and description come from the business's claimed listing, if any. This profile is not an official regulatory determination.