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David City Municipal Power Plant
David City
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May 11, 2023
June 12, 2023


Nebraska Department of Environment and Energy
Permitting and Engineering Division

Notice is given to the public, according to Chapter 14 of Title 129 – Nebraska Air Quality Regulations as amended March 29, 2020 and Chapter 10 of Title 129 - Nebraska Air Quality Regulations as amended September 28, 2020, that the Department is proposing to issue a Class II operating permit to David City Municipal Power Plant (FID #004016) for a municipal electrical generation power plant (Standard Industrial Classification code 4911) located at 590 N. 11th Street, David City, Butler County, Nebraska. The potential emissions of regulated air pollutants (in tons per year (tpy)) at this facility will be: 3.59 tpy of Particulate Matter (PM), 2.93 tpy of PM ≤ 10 microns (PM10), 2.41 tpy PM ≤ 2.5 microns (PM2.5), 0.05 tpy Sulfur Dioxide, < 98.00 tpy Oxides of Nitrogen, 35.53 tpy Carbon Monoxide, 6.13 tpy Volatile Organic Compounds, 1.69 tpy of Formaldehyde (largest quantity individual Hazardous Air Pollutant (HAP), 1.20 tpy of Chlorine, 3.16 tpy total HAPs, and 5,009.28 tpy Greenhouse Gases CO2 equivalents (CO2e).

Butler County meets the National Ambient Air Quality Standards (NAAQS) for those pollutants subject to a NAAQS and is expected to continue in that status. Butler County is unclassifiable in regard to the state Total Reduced Sulfur (TRS) standards and no TRS emissions are expected from this project. No impact is anticipated on habitat for any rare or threatened species.

The NDEE proposes to issue a Class II operating permit with specific conditions, based on Title 129, which authorizes to limit kilowatt-hour energy production for all engines combined to comply with NOx limitations; Require each engine to be operated and monitored in accordance with NESHAP Subpart ZZZZ; Require engines EU5, EU6 and EU7 to be operated in accordance with the New Units Exemption for Acid Rain Affected Units; Limit the fuel types at the source to dual fuel and diesel fuel only; and Require recordkeeping and reporting.

The proposed permit and supporting materials are available for inspection by the public Thursday, May 11, 2023 through Monday, June 12, 2023 at the office of the NDEE, 245 Fallbrook Boulevard, STE 100, Lincoln, Nebraska, and electronically at Comments received during this period will be considered prior to the final decision. During this period the applicant, or any interested person or group of persons, may request or petition the Director for a public hearing, the request must state the nature of the issues to be raised and all arguments and factual grounds supporting their position. If a public hearing is granted by the Director, the hearing will be advertised by public notice at least 30 days prior to the hearing.

Inquiries may be made at (402) 471-2186 or . Individuals requiring special accommodations or alternate formats of materials should notify the NDEE by calling (402) 471-2186. TDD users should call (800) 833-7352 and ask the relay operator to call the NDEE at (402) 471-2186. For further information, to submit comments, or request a hearing you may contact the NDEE by email “” or by mail submitted to the attention of David Christensen, Air Quality Division, P.O. Box 98922, Lincoln, Nebraska 68509-8922.

Please notify the NDEE if auxiliary aids, reasonable accommodations or alternate formats of materials are needed at least one week in advance. Contact phone number is (402) 471-2186. TDD users please call 711 and ask the relay operator to call us at (402) 471-2186.

The NDEE does not discriminate on the basis of race, color, national origin, disability, age, or sex in administration of its programs or activities, and NDEE does not intimidate or retaliate against any individual or group because they have exercised their rights to participate in or oppose actions protected/prohibited by 40 C.F.R. Parts 5 and 7, or for the purpose of interfering with such rights.