UNION PACIFIC RAILROAD HOUSTON WOOD PRESERVING WOR

4910 LIBERTY RD, HOUSTON, TX, 77026
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
110000619242
RCRA Handler ID(s)
TXD000820266
Generator status
Large Quantity Generator (LQG)
County
HARRIS
EPA Region
06
Active
Yes
NAICS
482111
Coordinates
29.78754, -95.32116
Compliance summary · canonical · as of Aug 11, 2026
3-year compliance history In violation 2 of the last 12 quarters
Not in universe In violation Significant non-compliance
Significant non-complier
No
Last inspection
Jun 18, 2025
Inspections (5 yr)
2
Informal actions (5 yr)
1
Formal actions (5 yr)
Total penalties
Permits & authorizations · canonical
ProgramTypeStatusEffective
RCRA LQG 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 · 22 total, 0 open
8 distinct violation categories on record:
CountCodeCategoryEPA description
12 XXS State-specific requirement (broader than federal) State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements
2 262.C Generator standards Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators
2 262.D Generator standards Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators
2 270.C Permit requirements EPA Administered Permit Programs: the HW Permit Program Permit Conditions
1 262.A Generator standards Standards Applicable to Generators of HW: General
1 264.E TSDF standards (permitted) Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting
1 264.F TSDF standards (permitted) Standards for Owners and Operators of HW TSDs: Releases from Solid Waste Management Units
1 265.I TSDF standards (interim status) Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers
Most recent 8 of 22:
DeterminedCategoryStatusAgency
Jun 18, 2025
State-specific requirement (broader than federal)
XXS · State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements
Resolved Jul 31, 2025 S
Oct 26, 2021
State-specific requirement (broader than federal)
XXS · State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements
Resolved Dec 15, 2021 S
Jul 2, 2015
Generator standards
262.A · Standards Applicable to Generators of HW: General
Resolved Sep 4, 2015 S
Jul 2, 2015
Generator standards
262.C · Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators
Resolved Jul 7, 2015 S
Jul 2, 2015
Generator standards
262.D · Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators
Resolved Jul 10, 2015 S
Jul 2, 2015
Generator standards
262.D · Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators
Resolved Sep 4, 2015 S
Jul 2, 2015
TSDF standards (permitted)
264.E · Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting
Resolved Sep 4, 2015 S
Jul 2, 2015
State-specific requirement (broader than federal)
XXS · State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements
Resolved Jul 7, 2015 S
Inspection history · canonical · 18 total
DateTypeAgencyOutcome
Jun 18, 2025 COMPLIANCE EVALUATION INSPECTION (CEI) S Violation found
Oct 26, 2021 COMPLIANCE EVALUATION INSPECTION (CEI) S Violation found
Dec 9, 2020 NON-FINANCIAL RECORD REVIEW (NRR) S In compliance
Oct 22, 2015 NON-FINANCIAL RECORD REVIEW (NRR) S In compliance
Jul 2, 2015 COMPLIANCE EVALUATION INSPECTION (CEI) S Violation found
Oct 25, 2012 NON-FINANCIAL RECORD REVIEW (NRR) S In compliance
Jul 24, 2012 COMPLIANCE EVALUATION INSPECTION (CEI) S Violation found
Jan 21, 2011 COMPLIANCE SCHEDULE EVALUATION (CSE) S In compliance
Showing 8 most recent of 18.

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.