Air Quality Index: 50
Air Quality: Good
Highest Pollutant: Ozone
Burning Allowed: Yes
Air Quality Index
Air Quality
Highest Pollutant
Burning Allowed

Notice for Nouryon Surface Chemistry LLC.

Notice is hereby given that the Chattanooga-Hamilton County Air Pollution Control
Board will receive public comments upon the application for the modification of the
following air pollutant source in Hamilton County, TN.

Nouryon Surface Chemistry LLC has proposed to increase the hourly production
rate of an existing spray dryer at 909 Mueller Avenue, Chattanooga, TN. Increases in
hourly air pollutant emissions resulting from this modification are estimated to be no
more than 0.20 pound of volatile organic compounds and 0.013 pound of particulate

Questions may be directed to Miguel Vega, Bureau Engineer, at 423.643.5982.
Materials concerning this proposed permitting action may be inspected in person or
online beginning at 4:30 p.m. EDT, Friday, April 21, 2023.
• In Person:
Chattanooga-Hamilton County Air Pollution Control Bureau
6125 Preservation Dr., Suite 140
Chattanooga, TN 37416-3740
• Online:

Written comments on this proposed permitting action or requests for a public
hearing concerning it should be mailed or delivered to the Bureau Executive Director at
the above address. Comments or requests must be received by 4:30 p.m. EDT,
Wednesday, May 24, 2023, to be considered in the proposed permitting action.

If a public hearing is requested, notice of the date, time, and location of the hearing
will be posted on the Bureau’s website,, and published in the Chattanooga
Times Free Press on Sunday, June 4, 2023. Information about any requested public
hearing may also be obtained by contacting Amber Boles, Director of Operations, at

Supporting Documents: