Hazardous Waste means the substances regulated as such pursuant to any Environmental Law.
Geologically hazardous areas means areas that because of their susceptibility to erosion, sliding, earthquake, or other geological events, are not suited to the siting of commercial, residential, or industrial development consistent with public health or safety concerns.
Environmental Hazard means any substance the presence, use, transport, abandonment or disposal of which (i) requires investigation, remediation, compensation, fine or penalty under any Applicable Law (including, without limitation, the Comprehensive Environmental Response Compensation and Liability Act, Superfund Amendment and Reauthorization Act, Resource Conservation Recovery Act, the Occupational Safety and Health Act and provisions with similar purposes in applicable foreign, state and local jurisdictions) or (ii) poses risks to human health, safety or the environment (including, without limitation, indoor, outdoor or orbital space environments) and is regulated under any Applicable Law.
Hazardous Substance means any chemical, pollutant, waste or substance that is (a) listed, classified or regulated under any Environmental Law as hazardous substance, toxic substance, pollutant, contaminant or oil or (b) any petroleum product or by product, asbestos containing material, polychlorinated biphenyls or radioactive material.
Hazardous waste constituent means a constituent that caused the hazardous waste to be listed in Subpart D of 35 Ill. Adm. Code 721, or a constituent listed in 35 Ill. Adm. Code 721.124.