A public notice announcement thumbtacked to a bulletin board

The following public notices have been issued for currently open public comment periods and scheduled public meetings and public hearings. This list may include draft or proposed permits, rulemaking, state actions, plans, bond issues, tax proposals, public improvement projects and more. Please feel free to participate in any opportunities below that interest you. If you have questions about a specific public comment period or facility, please email or call the contact listed in the public notice. Hearing- and speech-impaired individuals may reach us through Relay Missouri at 800-735-2966 (Requires a device with a call dialing feature, such as a phone, or application with a "click-to-call" feature, such as Webex or Teams).

Please click on the specific public notice to access links to available electronic documents pertaining to that public notice and for information about how to submit written comments, if applicable. Some documents may not be available due to their file size. Other available documents may be quite large, which may result in long download times for individuals with slow internet connections. If you would prefer to review or obtain printed copies of the documents, please submit an Open Records/ Sunshine Law Request.

You can narrow down the number of public comment periods by using the filters below. To view closed public comment periods that ended within the last two years, use the date range fields. 

*This is an "and" type search. All criteria you enter must be met for the public comment period to appear. If you are not able to find the public comment period you are searching for, use less criteria.

Notice Areas of Focus Topic County Start Date End Date Meeting/ Hearing Info
Section 604(b) Water Quality Management Planning Grant Application Period Open, Nov. 1, 2026 to Dec. 31, 2026
Water Protection Program
Water » Water Quality Grant/ Loan Applications
Section 604(b) Water Quality Management Planning Grant
Statewide Not Applicable
City of Palmyra Sewer System Improvements Bid Opportunity, Oct. 13, 2026 to Dec. 2, 2026
Financial Assistance Center
Water » Wastewater Bid Announcement
State Revolving Fund Project Bid Opportunities
Marion Not Applicable
Ralls County Public Water Supply District No. 1 Norwoods Wastewater Treatment Facility Improvements Bid Opportunity, Oct. 28, 2026 to Dec. 8, 2026
Financial Assistance Center
Water » Wastewater Bid Announcement
State Revolving Fund Project Bid Opportunities
Ralls Not Applicable
Central Missouri Sanitary Landfill Draft Part 70 Operating Permit Public Comment Period, Oct. 30, 2026 to Nov. 29, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Part 70 Operating Permit
Air Operating Permits
Pettis No public meeting or public hearing scheduled.
Smithfield Hog Production-Whitetail Farm Draft Missouri State Operating Permit Public Comment Period, Oct. 30, 2026 to Nov. 16, 2026
Water Protection Program
Water » Wastewater
Water » Concentrated Animal Feeding Operation
Draft Missouri State Operating Permit
Wastewater Permits
Putnam No public meeting or public hearing scheduled.
Calvey Brook Estates Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, Oct. 30, 2026 to Nov. 30, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
Franklin No public meeting or public hearing scheduled.
Evergy Inc.-Mullin Creek Generating Station Draft Permit to Construct Public Comment Period, Oct. 30, 2026 to Dec. 9, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Permit to Construct
Air Construction Permits
Nodaway Tentative Public Hearing - Dec. 8, 2026
Construction or Land Disturbance Draft Missouri State Operating Master General Permit Public Comment Period, Oct. 29, 2026 to Nov. 27, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
Statewide No public meeting or public hearing scheduled.
Draft Shoal Creek Mussel Restoration Plan Public Comment Period, Nov. 1, 2026 to Nov. 30, 2026
Natural Resource Damage Assessment and Restoration
Waste and Recycling » Natural Resource Damages Assessment and Restoration Natural Resource Damages
Southwest Missouri Natural Resource Damage Assessment and Restoration (NRDAR)
Newton
Well Plugging Grant Application Period Open, Nov. 1, 2026 to Feb. 28, 2027
Water Protection Program
Water » Source Water Protection Grant/ Loan Applications
Well Plugging Grant
Statewide Not Applicable
Heat Pumps Draft Missouri State Operating Master General Permit Public Comment Period, Oct. 27, 2026 to Nov. 25, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
Statewide No public meeting or public hearing scheduled.
Mid-Missouri Energy-Malta Bend Draft Intermediate Operating Permit Public Comment Period, Oct. 26, 2026 to Nov. 25, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Intermediate Operating Permit
Air Operating Permits
Saline No public meeting or public hearing scheduled.
SSM Depaul Hospital-St. Louis Draft Intermediate Operating Permit Public Comment Period, Oct. 26, 2026 to Nov. 25, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Intermediate Operating Permit
Air Operating Permits
St. Louis No public meeting or public hearing scheduled.
New Frontier Materials-O'Fallon Asphalt Draft Intermediate Operating Permit Public Comment Period, Oct. 26, 2026 to Nov. 25, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Intermediate Operating Permit
Air Operating Permits
St. Charles No public meeting or public hearing scheduled.
Gallery 720 Building-St. Louis Draft Part 70 Operating Permit Public Comment Period, Oct. 26, 2026 to Nov. 25, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Part 70 Operating Permit
Air Operating Permits
St. Louis (city) No public meeting or public hearing scheduled.
AECI-Essex Power Plant Draft Part 70 Operating Permit Public Comment Period, Oct. 26, 2026 to Nov. 25, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Part 70 Operating Permit
Air Operating Permits
Stoddard No public meeting or public hearing scheduled.
FCPWSD No. 3-Pine Lake Estates Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period Oct. 23, 2026 to Nov. 23, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
Franklin No public meeting or public hearing scheduled
Ridgecrest Housing Wastewater Treatment Plant Draft Missouri State Operating Permit Public Comment Period Oct. 23, 2026 to Nov. 23, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
Camden No public meeting or public hearing scheduled
Cornett Cove Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period Oct. 23, 2026 to Nov. 23, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
Camden No public meeting or public hearing scheduled
PROENERGY Services Draft Missouri State Operating Permit Public Comment Period Oct. 23, 2026 to Nov. 23, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
Pettis No public meeting or public hearing scheduled