RHONE-POULENC, INC./ZOECON CORP.

1990 BAY ROAD, EAST PALO ALTO, CA, 94303
No open violations Compliance record — not a listed vendor
Compliance record, not a business listing. This facility is a hazardous-waste generator (it produces regulated waste as part of an unrelated business), not a waste-management vendor — it isn't eligible to be claimed or listed. Data below is shown for compliance transparency, sourced from EPA ECHO & RCRAInfo.

Facility identity · canonical

EPA Registry ID
110042018125
RCRA Handler ID(s)
CAD981409220, CAT000611350
Generator status
Small Quantity Generator (SQG)
County
SAN MATEO
EPA Region
09
Active
Yes
NAICS
562910 · Remediation services
Coordinates
37.47359, -122.12983
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
Aug 28, 1992
Inspections (5 yr)
Informal actions (5 yr)
Formal actions (5 yr)
Total penalties
Permits & authorizations · canonical
ProgramTypeStatusEffective
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 · 7 total, 0 open
5 distinct violation categories on record:
CountCodeCategoryEPA description
3 264.A TSDF standards (permitted) Standards for Owners and Operators of HW TSDs: General
1 262.A Generator standards Standards Applicable to Generators of HW: General
1 264.G TSDF standards (permitted) Standards for Owners and Operators of HW TSDs: Closure and Post-Closure
1 264.H TSDF standards (permitted) Standards for Owners and Operators of HW TSDs: Financial Requirements
1 268.A Land disposal restrictions Land Disposal Restrictions: General
All violations:
DeterminedCategoryStatusAgency
Aug 28, 1992
TSDF standards (permitted)
264.H · Standards for Owners and Operators of HW TSDs: Financial Requirements
Resolved Aug 28, 1997 E
Jan 15, 1992
Generator standards
262.A · Standards Applicable to Generators of HW: General
Resolved Apr 6, 1992 S
Jan 15, 1992
TSDF standards (permitted)
264.A · Standards for Owners and Operators of HW TSDs: General
Resolved Apr 6, 1992 S
Jan 15, 1992
Land disposal restrictions
268.A · Land Disposal Restrictions: General
Resolved Apr 6, 1992 S
May 2, 1989
TSDF standards (permitted)
264.A · Standards for Owners and Operators of HW TSDs: General
Resolved Jul 27, 1989 S
Jan 29, 1988
TSDF standards (permitted)
264.A · Standards for Owners and Operators of HW TSDs: General
Resolved Jul 27, 1989 S
Jan 29, 1988
TSDF standards (permitted)
264.G · Standards for Owners and Operators of HW TSDs: Closure and Post-Closure
Resolved Jul 27, 1989 S
Inspection history · canonical · 5 total
DateTypeAgencyOutcome
Aug 28, 1992 FINANCIAL RECORD REVIEW (FRR) C Violation found
Jul 31, 1991 COMPLIANCE EVALUATION INSPECTION (CEI) S Violation found
May 2, 1989 COMPLIANCE EVALUATION INSPECTION (CEI) S Violation found
Jan 29, 1988 COMPLIANCE EVALUATION INSPECTION (CEI) S Violation found
Jan 8, 1988 FINANCIAL RECORD REVIEW (FRR) S In compliance

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.