Indiana Administrative Code Title 318 - DEPARTMENT OF ENVIRONMENTAL MANAGEMENT

Overview

Title 318 of the Indiana Administrative Code contains the rules and regulations administered by the Indiana Department of Environmental Management (IDEM). IDEM is the state agency responsible for protecting Indiana’s environment and public health through enforcement of laws concerning air and water quality, waste management, hazardous materials, and other environmental programs.

Key Areas Covered

1. Air Quality

Regulations for controlling air pollution from industrial sources, vehicles, and other emitters.

Permitting requirements for air emissions and construction of new facilities.

Standards for ambient air quality and emissions limits.

Monitoring, reporting, and enforcement procedures.

2. Water Quality

Rules governing the discharge of pollutants into surface and groundwater.

Permits for wastewater treatment, stormwater runoff, and industrial discharges.

Protection standards for drinking water sources.

Requirements for water quality monitoring and reporting.

3. Waste Management

Regulations for solid waste handling, storage, transport, and disposal.

Rules for hazardous waste identification, treatment, storage, and disposal.

Requirements for landfill operations and recycling programs.

Enforcement actions for illegal dumping and improper waste management.

4. Hazardous Materials and Emergency Response

Guidelines for handling, storing, and transporting hazardous substances.

Spill reporting requirements and emergency response plans.

Oversight of remediation activities at contaminated sites.

Coordination with local and federal agencies on hazardous material incidents.

5. Environmental Permitting

Procedures for obtaining various environmental permits required for air, water, and waste activities.

Public notice and comment periods for permit applications.

Compliance monitoring and renewal processes.

6. Enforcement and Compliance

Inspection and investigation procedures.

Penalties and corrective actions for violations of environmental laws.

Appeals processes for enforcement decisions.

7. Environmental Planning and Assessment

Guidelines for environmental impact assessments and planning.

Programs promoting pollution prevention and sustainable development.

Public involvement in environmental decision-making.

Summary Table

AreaDetails
Air QualityEmission controls, permits, monitoring
Water QualityDischarge permits, water protection, monitoring
Waste ManagementSolid & hazardous waste regulation, landfill standards
Hazardous MaterialsHandling, spill response, remediation
Environmental PermittingApplication procedures, public participation
Enforcement & ComplianceInspections, penalties, appeals
Environmental PlanningImpact assessments, pollution prevention programs

Importance

Protects Indiana’s natural resources including air, water, and soil.

Ensures public health by regulating pollutants and hazardous materials.

Supports sustainable environmental practices and compliance with federal standards.

Provides mechanisms for public participation and transparency in environmental governance.

Enables timely response to environmental emergencies and contamination.

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