Velarion Records

The 340B register and hospital finances — joined, watched daily, delivered.

Hazardous waste · violations by year

Hazardous waste violations in Hayward, California in 2025

Hayward, California has 3 hazardous waste handlers with at least one violation on record during 2025, across 7 separate violations. That compares with 10 in 2024. It is the 29th largest of the 44 California 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 California, 2025

Violations recorded in 2025

Hazardous waste violations in Hayward, California in 2025
DateHandlerWhereKindRecorded by
2025-10-28PENTAGON TECHNOLOGIES INC.HaywardState Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirementsS
2025-10-28PENTAGON TECHNOLOGIES INC.HaywardState Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirementsS
2025-10-28PENTAGON TECHNOLOGIES INC.HaywardState Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirementsS
2025-03-26BIOLOGIC ENVIRONMENTAL SERVICES & WASTE SOLUTIONSHaywardStandards Applicable to Transporters of HW: GeneralS
2025-03-26BIOLOGIC ENVIRONMENTAL SERVICES & WASTE SOLUTIONSHaywardStandards Applicable to Transporters of HW: GeneralS
2025-03-26BIOLOGIC ENVIRONMENTAL SERVICES & WASTE SOLUTIONSHaywardState Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirementsS
2025-01-29PREFERRED RESTORATION INCHaywardState Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirementsS

Figures from EPA’s RCRAInfo download.