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Ash Grove Cement Co
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August 4, 2022
September 6, 2022


Nebraska Department of Environment and Energy
Permitting and Engineering Division

Notice is given to the public, according to Chapter 14 of Nebraska Administrative Code Title 129 - Nebraska Air Quality Regulations, that the Department is proposing to issue an air construction permit to Ash Grove Cement Company (FID 4129) a Portland cement manufacturing plant (Standard Industrial Classification code 3241 and 1422) located at 16215 Highway 50, Louisville, Cass County, Nebraska. The anticipated change in emissions of regulated air contaminants in tons per year (tpy) due to the proposed construction of a portable crusher at this facility will be: 16.74 tpy of Particulate Matter (PM); 6.02 tpy of PM ≤ 10 microns (PM10); and 0.86 tpy PM ≤ 2.5 microns (PM2.5).

Cass County meets the National Ambient Air Quality Standards (NAAQS) for those pollutants subject to a NAAQS and is expected to continue in that status. No impact is anticipated on habitat for any rare or threatened species.

The Department proposes to issue a construction permit with specific conditions, based on Title 129, which control of particulate emissions for a portable crusher; and specifies testing and recordkeeping requirements.

The proposed permit and supporting materials are available Thursday, August 4, 2022 through Tuesday, September 6, 2022 at the NDEE, 245 Fallbrook BLVD, Lincoln, Nebraska, and electronically at Only comments received by the Department during this period on new and significantly revised conditions to the previous construction permit(s) will be considered. 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 be in writing and 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 NDEE by email “


by mail submitted to the attention of:

Pati West
Air Construction Permitting Section Supervisor
P.O. Box 98922
Lincoln, Nebraska 68509-8922