Hazardous waste · violations by year
Hazardous waste violations in Montgomery County, Maryland in 2026
- 6Handlers cited
- 10Violations on record
- 8Handlers cited in 2025
- 2ndAmong Maryland counties that year
Montgomery County, Maryland has 6 hazardous waste handlers with at least one violation on record during 2026, across 10 separate violations. That compares with 8 in 2025. It is the 2nd largest of the 4 Maryland counties with three or more handlers cited that year. Each row below carries the date the violation was recorded, the agency that recorded it and the kind of violation it was.
Other years
Comparable counties in Maryland, 2026
Violations recorded in 2026
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2026-07-28 | SMITHERS AVANZA TOXICOLOGY SERVICES | Gaithersburg | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2026-05-14 | FORT DETRICK- FOREST GLEN ANNEX | Silver Spring | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2026-05-14 | FORT DETRICK- FOREST GLEN ANNEX | Silver Spring | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2026-05-14 | FORT DETRICK- FOREST GLEN ANNEX | Silver Spring | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2026-04-27 | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | Gaithersburg | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2026-04-09 | NIH AT 9800 MEDICAL CENTER DRIVE | Rockville | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2026-04-09 | NIH AT 9800 MEDICAL CENTER DRIVE | Rockville | Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | S |
| 2026-03-06 | MESO SCALE DIAGNOSTICS, LLC | Rockville | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | S |
| 2026-01-09 | NIH TWINBROOK III FACILITY | Rockville | Standards Applicable to Generators of HW: General | S |
| 2026-01-09 | NIH TWINBROOK III FACILITY | Rockville | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
Figures from EPA’s RCRAInfo download.