Indiana NPDES: What you need to know

Governing Law and Regulations

National Pollutant Discharge Elimination System (NPDES) permit program: 327 Indiana Administrative Code (IAC) 5-2-1 to 5-2-23

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General and individual NPDES permits: 327 IAC 15-1-1 to 15-12-10

Applicability: 327 IAC 5-1-1

Exceptions: 327 IAC 5-2-1.8

General NPDES permits: 327 IAC 15-1-1

Permit application: 327 IAC 15-2-5 and 327 IAC 15-3-2

Permit conditions: 327 IAC 5-2-6

Facility changes: 327 IAC 15-4-3

Coal mining: 327 IAC 15-7-1 to 15-7-10

Noncontact cooling water: 327 IAC 15-8-1 to 15-8-10

Petroleum product terminals: 327 IAC 15-9-1 to 15-9-10

Groundwater remediation: 327 IAC 15-10-1 to 15-10-10

Hydrostatic testing: 327 IAC 15-11-1 to 15-11-10

Sand, gravel, and stone: 327 IAC 15-12-1 to 15-12-10

Combined sewer overflows (CSOs): 327 IAC 5-2.1-1

Notification procedures: 327 IAC 5-2.1-4

Permit conditions:

Monitoring and reporting: 327 IAC 15-1-3

Fees: IC 13-18-20-13

Total maximum daily levels (TMDLs): 327 IAC 5-1.5-66

Regulatory Agencies

Indiana Department of Environmental Management (IDEM) Office of Water Quality Permits Branch

U.S. Environmental Protection Agency (EPA) Region 5

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Indiana is authorized by the U.S. Environmental Protection Agency (EPA) to administer the federal National Pollutant Discharge Elimination System (NPDES) permit program under the federal Clean Water Act (CWA). The permitting structure, process, and permit modification requirements in Indiana generally follow the federal standards. Indiana is more stringent in that the state uses state-specific forms and requires the payment of annual fees. See the national section NPDES PERMIT

>> Read more about NPDES

More on this topic:

Governing Law and Regulations
Regulatory Agencies
Comparison: State vs. Federal
State Requirements

State Requirements

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Indiana NPDES Resources

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