Permit to Install (PTI) Application No. 191-19

PTI Application No. 191-19 for the proposed Graymont (MI), LLC is going through New Source Review (NSR) processing by the Michigan Department of Environment, Great Lakes, and Energy (EGLE); Air Quality Division (AQD).  The application and supporting documents are subject to revision during the review of the application in response to EGLE requirements.  The public is encouraged to provide informal comments to assist the EGLE in identifying issues of concern.  Comments can be provided to:

Project Manager - Melissa Byrnes, 517-284-6790,

This PTI application was received on 10/18/2019.

Item Description Received Posted  
Report Graymont Rexton PSD App Narrative 11/19/2019 1/9/2020 View
Attachment Graymont Rexton PTE Emissions Update (ZIP File) 11/19/2019 1/9/2020 View
Attachment Modeling Files Submittal (ZIP File) 11/19/2019 1/9/2020 View
E-Mail Additional Information Request - Class I Modeling 1/16/2020 1/16/2020 View
Report Graymont Rexton Class I Modeling Report 1/30/2020 2/3/2020 View

Related Links and Helpful Information

  • Michigan's Permit to Install Application Review Process - View
  • A Citizen's Guide to Participation in Michigan's Air Pollution Control Program - View
  • Public Involvement Handbook:  A Citizen's Guide - View
  • Characteristics of the Permit to Install program - View

For webpage issues, contact Gregory Serrano at 517-284-6760 or