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Contact Information:

Indiana Department of Environmental Management
P.O. Box 6015
Indianapolis, IN 46206-6015

(317) 233-0178

Or view the Department's
Website

Relevant State Sites:

Indiana Utility Regulatory Commission

Indiana Air Quality Regulations

Indiana Merchant Power Plant Information

Midwest CHP Application Center

Major Utilities:

Duke Energy Indiana (formerly PSI Energy, Inc.)

Northern Indiana Public Service Company

Indiana Michigan Power Company (AEP)

Indianapolis Power and Light Company

Southern Indiana Gas and Electric Company

Select Another State

Specific Issues:

EMISSIONS REGULATIONS

GUIDE TO FEDERAL REGULATIONS

STATE ENVIRONMENTAL REGULATIONS

SITING REGULATIONS

EXIT FEES

STANDBY RATES

BUILDING, ZONING
AND FIRE CODES


AMMONIA ISSUES

REPORTING REQUIREMENTS

ECONOMIC INCENTIVES

INDIANA

Air Emissions Regulations | Siting Regulations | Regulatory Codes | Standby Rates | Incentives

AIR EMISSIONS REGULATIONS:

Air Quality Status 2 areas of the state are in severe nonattainment for ozone; and 1 area area is in primary nonattainment for SO2.
EPA's Nonattainment Areas
Major Source Threshold PTE 250 tons of any criteria pollutant in attainment areas. PTE 25 tons of VOC or 50 tons of NOx and PM in nonattainment area.
Minor Source Permitting Exemption PTE from 0-25 tons, varying requirements
Minor Source Treatment Requirements for all criteria pollutants
Emergency Generating Limits Size and fuel based exemption

DE MINIMIS EXEMPTIONS:

If the source has a potential to emit less than 5 tons per year of all criteria pollutants the owner doesn't need to do anything. If a source has the potential to emit between 5-25 tons per year of NOx, VOC or PM the owner can apply to the state for registration, which may list conditions, but does not set limits and is not a permit.

MINOR SOURCE PERMITTING:

The state has a variety of specific requirements affecting minor sources. They are as follows:


Fuel Type or Source Location PM SO2 NOx
Burning Coal > 250 MMBtu/hr = 0.10 lb/MMBtu

25-250 MMBtu/hr = 0.35 lb/MMBtu

< 25 MMBtu/hr = 0.6 lb/MMBtu
6.0 lb/MMBtu

Coal and oil = 6.0 lb/MMBtu
N/A
Burning Liquid Fuel 0.15 lb/MMBtu Residual Oil = 1.6 lb/MMBtu;

Distillate Oil = 0.5 lb/MMBtu
N/A
Burning Gaseous Fuel 0.01 grain/dscf N/A N/A
Clark and Floyd Counties N/A N/A BACT
Lake County N/A Natural Gas N/A


There is a 30-day public comment period for minor sources. The state has a maximum of 120 days (including the comment period) to issue the permit.

MAJOR NSR/PSD PERMITTING:

A potential to emit 250 tons per year of a criteria pollutant triggers PSD in attainment areas. The state has been issued a NOx waiver so in the ozone nonattainment areas 25 tons of VOC or 250 tons per year of NOx triggers NSR. In the PM and SO2 nonattainment areas 100 tons per year of either pollutant triggers NSR.

TREATMENT OF EMERGENCY ENGINES:

A unit up to 110 hp that burns gasoline, 1,600 hp burning diesel and 16,000 hp burning natural gas is exempted from permitting and may operate up to 500 hours per year for emergencies and maintenance. No letter or state notification is required for these units.

SITING REQUIREMENTS FOR NON-UTILITY GENERATORS:

Regulated utilities under the jurisdiction of the Indiana Utility Regulatory Commission require approval prior to construction of new generation facilities. However, proposed generation facilities whose output will be used on-site are exempt from approval of the Indiana Utility Regulatory Commission.

However, a developer is required to submit the following

170 IAC 4-4.1-13 Reporting requirements for proposed alternate energy production and cogeneration facilities
Sec. 13. (a) .Facility. for purposes of this section means any alternate energy production and cogeneration facility as previously defined under 170 IAC 4-4.1-1.
(b) Persons wishing to proceed with the construction of a facility as defined for purposes of this section, will submit a report to the commission entailing the following:

(1) the location of the facility;
(2) the form(s) of energy output of the facility;
(3) the owner(s), form and percentage of ownership of the facility;
(4) the maximum electric generating capacity of the facility;
(5) the expected annual electric energy output of the facility for the first five years of its operation;
(6) the primary fuel to be used for the production of electricity by the facility; and
(7) the expected life of the facility; and
(8) the expected date of commercial operation for the facility.
On January 9th, 2003 state Senator Beverly Gard (R) introduced legislation (S.B. 209) that would give the IURC oversight over the location of merchant power plants in the state. The bill would require developers to demonstrate they had considered brownfields, sites of existing or former industrial development, and sites identified for power plant and heavy industrial use in local plans prior to filing an application with the Commission. Developers would also have to submit a "proof of financial responsibility" with the IURC to cover expenses associated with decommissioning the merchant plant upon closure. However, developers would not be forced to publicly disclose information about a merchant plan's fuel arrangements or electric sales. The IURC would be required to secure a recommendation from the state Department of Natural Resources about the potential impact of a merchant plant on the facility's proposed water resource. The IURC would also be required to hold a public hearing and elicit testimony on each petition to site a merchant plant. If a merchant plant failed to operate "in accordance with the IURC's order of approval," the Commission would be allowed to revoke its approval of the facility. The measure has been referred to the state Senate Commission on Utility and Regulatory Affairs. Supporters of S.B. 209 say the legislation is needed to minimize local siting-related problems should interest in building new plants pick up again. (It seems that the definition of Merchant plants would exclude DG applications)

BUILDING, ZONING AND FIRE CODES:

Office of the State Building Commissioner

The building commissioner's staff is responsible for writing new building codes as well as amending existing codes. The current Indiana codes can be viewed below:
Buildings Code
Industrialized Building Systems
Plumbing Code
Electrical Code
Mechanical Code
Fire Prevention Code
Fuel Gas Code
Office of the State Fire Marshal

International Code Council State Adoption Information Page

Provides an easy to use US map to locate state and local adoption of the International Code Council's model codes.

US DOE's Office of Building Technology, State and Community Programs, Building Codes Database

The US DOE's database provides a comprehensive look at a state's building code implementation and enforcement process.

ECONOMIC INCENTIVES:

The Indiana Office of Energy & Defense Development is constantly striving to help manufacturers cut costs and improve productivity through their industrial programs. Currently, the office is promoting two programs that are relevant to distributed generation.

The Industrial Energy Efficiency Fund (IEEF)

This is a zero-interest loan program geared to help Indiana manufacturers increase the energy efficiency of their manufacturing process. The fund is used to replace or convert existing equipment, or to purchase new equipment as part of a process/plant expansion which will lower energy use. Companies can receive as much as $250,000.

To be eligible for the IEEF, a company must have a manufacturing SIC (Standard Industrial Classification) code of 20-39. The project must have sufficient energy savings and contribute to state economic development goals.

Interested applicants must first submit a proposal letter. The ERO reviews each proposal to ensure compliance with program guidelines and determines if the project will be competitive for funding given available resources.



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