Hazardous waste · violations by year
Hazardous waste violations in New Castle County, Delaware in 2026
- 16Handlers cited
- 66Violations on record
- 29Handlers cited in 2025
- 1stAmong Delaware counties that year
New Castle County, Delaware has 16 hazardous waste handlers with at least one violation on record during 2026, across 66 separate violations. That compares with 29 in 2025. Each row below carries the date the violation was recorded, the agency that recorded it and the kind of violation it was.
Other years
Violations recorded in 2026
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2026-08-10 | PRELUDE THERAPEUTICS AT CRISP | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-08-10 | PRELUDE THERAPEUTICS AT CRISP | Wilmington | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | S |
| 2026-08-10 | PRELUDE THERAPEUTICS AT CRISP | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-08-10 | PRELUDE THERAPEUTICS AT CRISP | Wilmington | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2026-07-30 | CELANESE POLYMER PRODUCTS, LLC AT EXPERIMENTAL STATION | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-07-30 | CELANESE POLYMER PRODUCTS, LLC AT EXPERIMENTAL STATION | Wilmington | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-07-29 | A&C AUTO SALE AND REPAIR | Wilmington | Standards for Used Oil: Generators | S |
| 2026-07-29 | A&C AUTO SALE AND REPAIR | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-07-29 | A&C AUTO SALE AND REPAIR | Wilmington | Standards for the Management of Used Oil: Applicability | S |
| 2026-06-30 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-06-30 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-06-30 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2026-06-30 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-06-30 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2026-06-30 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | EPA Administered Permit Programs: the HW Permit Program General Information | S |
| 2026-06-30 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-06-30 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2026-06-30 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-06-30 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-06-15 | PLANET FITNESS | Christiana | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | S |
| 2026-06-15 | PLANET FITNESS | Christiana | Standards Applicable to Generators of HW: General | S |
| 2026-06-15 | PLANET FITNESS | Christiana | Land Disposal Restrictions: General | S |
| 2026-06-15 | PLANET FITNESS | Christiana | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2026-06-15 | PLANET FITNESS | Christiana | Standards Applicable to Generators of HW: General | S |
| 2026-06-15 | PLANET FITNESS | Christiana | EPA Administered Permit Programs: the HW Permit Program General Information | S |
| 2026-06-15 | PLANET FITNESS | Christiana | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2026-06-15 | PLANET FITNESS | Christiana | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | S |
| 2026-06-15 | COHERENT CERAMICS, INC. | Newark | Standards Applicable to Generators of HW: General | S |
| 2026-06-15 | COHERENT CERAMICS, INC. | Newark | Standards for Used Oil: Generators | S |
| 2026-06-02 | SATYS AFTERMARKET DELAWARE | New Castle | Land Disposal Restrictions: General | S |
| 2026-06-02 | SATYS AFTERMARKET DELAWARE | New Castle | Standards Applicable to Generators of HW: General | S |
| 2026-06-02 | SATYS AFTERMARKET DELAWARE | New Castle | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-04-22 | UNIVERSITY OF DELAWARE | Newark | Standards Applicable to Generators of HW: General | S |
| 2026-04-22 | UNIVERSITY OF DELAWARE | Newark | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2026-04-14 | HERCULES LLC RESEARCH CENTER | Wilmington | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-04-14 | HERCULES LLC RESEARCH CENTER | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-04-14 | HERCULES LLC RESEARCH CENTER | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-04-08 | FORMER CLARIOS FACILITY | Middletown | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | S |
| 2026-04-08 | FORMER CLARIOS FACILITY | Middletown | Land Disposal Restrictions: General | S |
| 2026-04-08 | FORMER CLARIOS FACILITY | Middletown | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-04-08 | FORMER CLARIOS FACILITY | Middletown | EPA Administered Permit Programs: the HW Permit Program General Information | S |
| 2026-04-08 | FORMER CLARIOS FACILITY | Middletown | Standards Applicable to Generators of HW: General | S |
| 2026-04-08 | FORMER CLARIOS FACILITY | Middletown | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-04-08 | FORMER CLARIOS FACILITY | Middletown | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-04-08 | FORMER CLARIOS FACILITY | Middletown | Standards Applicable to Generators of HW: General | S |
| 2026-03-26 | SIEMENS MOBILITY, INC | New Castle | Standards Applicable to Generators of HW: General | S |
| 2026-03-26 | SIEMENS MOBILITY, INC | New Castle | Standards for Used Oil: Generators | S |
| 2026-03-01 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-03-01 | INDUSTRIAL RESOURCES NETWORK, LLC. | Wilmington | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2026-02-13 | CRODA INC ATLAS POINT | New Castle | EPA Administered Permit Programs: the HW Permit Program General Information | S |
| 2026-02-11 | WILMINGTON PHARMATECH P229 | Newark | Standards Applicable to Generators of HW: General | E |
| 2026-02-09 | NORAMCO | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-02-09 | NORAMCO | Wilmington | Interim Status Standards for Owners and Operators of HW TSDs: Air Emission Standards for Equipment Leaks | S |
| 2026-02-09 | NORAMCO | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-02-09 | NORAMCO | Wilmington | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-02-09 | NORAMCO | Wilmington | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-02-09 | NORAMCO | Wilmington | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-02-09 | NORAMCO | Wilmington | EPA Administered Permit Programs: the HW Permit Program General Information | S |
| 2026-02-09 | NORAMCO | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-02-09 | NORAMCO | Wilmington | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2026-02-04 | LANXESS CORPORATION - WILMINGTON LABS | Wilmington | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-02-04 | LANXESS CORPORATION - WILMINGTON LABS | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-02-04 | LANXESS CORPORATION - WILMINGTON LABS | Wilmington | Standards Applicable to Generators of HW: General | S |
| 2026-02-04 | LANXESS CORPORATION - WILMINGTON LABS | Wilmington | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2026-01-08 | WILMINGTON PHARMATECH GLASGOW SITE | Newark | Standards Applicable to Generators of HW: General | S |
| 2026-01-08 | WILMINGTON PHARMATECH GLASGOW SITE | Newark | Land Disposal Restrictions: General | S |
Figures from EPA’s RCRAInfo download.