Maryland Hazardous Waste Generators regulations & environmental compliance analysis

Maryland Hazardous Waste Generators: What you need to know

Governing Law and Regulations

Large quantity generators (LQGs): Code of Maryland Regulations (COMAR) to

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Small quantity generators (SQGs): COMAR

Generator classifications: COMAR


Emergency procedures: COMAR

Container containment system: COMAR


Generation and storage limitations: COMAR and COMAR

Thermal destruction by SQGs: COMAR

Treatment and disposal facilities for SQG hazardous waste: COMAR

Regulatory Agency

Maryland Department of the Environment (MDE) Land Management Administration Hazardous Waste Program

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Maryland has adopted the federal hazardous waste regulations for generators and adds its own requirements: generator classifications, hazardous waste determination, on-site storage, manifests, emergency procedures, container containment system, and small quantity generator (SQG) responsibilities.

Administration and enforcement. The Maryland Department of the Environment's (MDE) Land Management Administration administers and enforces the state's hazardous waste generator rules

State Requirements




In Maryland, LQGs, or "fully regulated generators," are defined as those generators generating 100 kilograms (kg) (220 lb) or more of hazardous waste or more than 1 kg (2.2 lb) of acutely hazardous waste per calendar month. In contrast, the federal regulations define LQGs as generators generating more than 1,000 kg (2,200 lb) of hazardous waste or more than 1 kg of acutely ...

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