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 Meeting/ Hearing Info
Village of Freeburg Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, July 2, 2026 to Aug. 3, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Shadowbrook Subdivision Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, July 2, 2026 to Aug. 3, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
MSD-Missouri River Wastewater Treatment Plant Draft Missouri State Operating Permit Public Comment Period, July 2, 2026 to Aug. 3, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
MSD-Lower Meramec Wastewater Treatment Plant Draft Missouri State Operating Permit Public Comment Period, July 2, 2026 to Aug. 3, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
MSD-Lemay Wastewater Treatment Plant Draft Missouri State Operating Permit Public Comment Period, July 2, 2026 to Aug. 3, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
MSD-Grand Glaize Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, July 2, 2026 to Aug. 3, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
MSD-Coldwater Creek Wastewater Treatment Plant Draft Missouri State Operating Permit Public Comment Period, July 2, 2026 to Aug. 3, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
MSD-Bissell Point Wastewater Treatment Plant Draft Missouri State Operating Permit Public Comment Period, July 2, 2026 to Aug. 3, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Project Green Domestic Wastewater Treatment Plant Draft Water Quality Antidegradation Determination Public Comment Period, May July 2, 2026 to Aug. 3, 2026
Water Protection Program
Water » Antidegradation
Water » Wastewater
Draft Water Quality Antidegradation Determination
Antidegradation
No public meeting or public hearing scheduled.
BJC Health System-St. Louis Draft Intermediate Operating Permit Public Comment Period, July 2, 2026 to Aug. 1, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Intermediate Operating Permit
Air Operating Permits
No public meeting or public hearing scheduled.
Delong's Inc.-Jefferson City Draft Intermediate Operating Permit Public Comment Period, July 2, 2026 to Aug. 1, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Intermediate Operating Permit
Air Operating Permits
No public meeting or public hearing scheduled.
Freeburg Wastewater Improvements Bid Opportunity, June 29, 2026 to July 30, 2026
Financial Assistance Center
Water » Wastewater Bid Announcement
State Revolving Fund Project Bid Opportunities
Pre-Bid Conference - July 14, 2026
Phenora North Subdivision North Lagoon Closure and Sanitary Sewer Improvements Bid Opportunity, June 15, 2026 to July 15, 2026
Financial Assistance Center
Water » Wastewater Bid Announcement
State Revolving Fund Project Bid Opportunities
Pre-Bid Meeting - June 25, 2026
Cerro Flow Products-Mexico Draft Part 70 Operating Permit Public Comment Period, June 26, 2026 to July 26, 2026
Air Pollution Control Program
Air » Pollutants and Sources Draft Part 70 Operating Permit
Air Operating Permits
No public meeting or public hearing scheduled.
Franklin County Public Water Supply District No. 3-Eastland Oaks Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, June 26, 2026 to July 27, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Cross Timbers Community Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, June 26, 2026 to July 27, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Country Times Estates Subdivision Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, June 26, 2026 to July 27, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Norwoods Subdivision Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, June 26, 2026 to July 27, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Diamond Inn Motel and Restaurant Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, June 26, 2026 to July 27, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.
Whispering Pines Mobile Home Park Wastewater Treatment Facility Draft Missouri State Operating Permit Public Comment Period, June 26, 2026 to July 27, 2026
Water Protection Program
Water » Wastewater Draft Missouri State Operating Permit
Wastewater Permits
No public meeting or public hearing scheduled.