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 Start Date End Date Sort descending Meeting/ Hearing Info
Steelville Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, April 2, 2026 to May 4, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Triumph Foods LLC Draft Missouri State Operating Permit Public Comment Period, April 2, 2026 to May 4, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
International Paper Co. Draft Hazardous Waste Class 3 Permit Modification Public Comment Period, March 20, 2026 to May 4, 2026
Waste Management Program
Waste and Recycling » Hazardous Waste Treatment, Storage and Disposal Draft Hazardous Waste Permit Modification
International Paper Co.
No public meeting or public hearing scheduled.
Missouri Critical Minerals Plan Request for Proposals, April 8, 2026 to May 6, 2026
Missouri Geological Survey
Land and Geology » Rocks and Minerals Request for Proposals
Critical Minerals
Not Applicable
Proposed 2026 Annual Ongoing Data Requirements Report for Sulfur Dioxide Public Comment Period, April 8, 2026 to May 9, 2026
Air Pollution Control Program
Air » Emissions Proposed Data Requirements Report
Sulfur Dioxide State Planning
No public meeting or public hearing scheduled.
Superior Home Products Inc. Draft Part 70 Operating Permit Public Comment Period, April 10, 2026 to May 10, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Part 70 Operating Permit
Air Operating Permits
No public meeting or public hearing scheduled.
Unionville Power & Light Draft Intermediate Operating Permit Public Comment Period, April 10, 2026 to May 10, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Intermediate Operating Permit
Air Operating Permits
No public meeting or public hearing scheduled.
Mercer Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, April 10, 2026 to May 11, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
MHK Farms LLC Draft Missouri State Operating Permit Public Comment Period, April 24, 2026 to May 11, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Nalle Piggery at Campbell Creek LLC Draft Missouri State Operating Permit Public Comment Period, April 10, 2026 to May 11, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Missouri State Parks Bus Grants Application Period Open, Sept. 15, 2025 to May 12, 2026
Missouri State Parks
Agency/ General » General Information – grants and loans Grant/ Loan Applications
Missouri State Parks Bus Grants
Not Applicable
Anheuser-Busch LLC Draft Part 70 Operating Permit Public Comment Period, April 17, 2026 to May 17, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Part 70 Operating Permit
Air Operating Permits
No public meeting or public hearing scheduled.
Caterpillar Inc. Draft Intermediate Operating Permit Public Comment Period, April 17, 2026 to May 17, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Intermediate Operating Permit
Air Operating Permits
No public meeting or public hearing scheduled.
Denver Miller Draft Missouri State Operating Permit Public Comment Period, May 1, 2026 to May 18, 2026
Water Protection Program
Water » Wastewater
Water » Concentrated Animal Feeding Operation
Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
All Pro Chimney Cove Circle 2 Lot Wastewater Treatment Plant Draft Missouri State Operating Permit Public Comment Period, April 17, 2026 to May 18, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
City of Benton Wastewater Collection System Rehabilitation, Project 23022 Bid Opportunity, April 21, 2026 to May 21, 2026
Financial Assistance Center
Water » Wastewater Bid Announcement
State Revolving Fund Project Bid Opportunities
No pre-bidding conference will be held.
Kennett Generating Plant Draft Part 70 Operating Permit Public Comment Period, April 24, 2026 to May 24, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Part 70 Operating Permit
Air Operating Permits
No public meeting or public hearing scheduled.
Lamine River and Muddy Creek Draft Total Maximum Daily Load Plan Public Comment Period, April 10, 2026 to May 25, 2026
Water Protection Program
Water » Total Maximum Daily Loads Draft Total Maximum Daily Load
Total Maximum Daily Loads (TMDLs)
No public meeting or public hearing scheduled.
Princeton Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, April 24, 2026 to May 26, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Anselman Property Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, April 24, 2026 to May 26, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled. Draft Missouri State Operating Permit Public Comment Period, April 24, 2026 to May 26, 2026