Individuals requiring special services or accommodations in order to attend an event can make arrangements by contacting the department’s staff for that event at least 48 hours before the event at 800-361-4827. Hearing- and speech-impaired individuals may contact department staff through Relay Missouri at 800-735-2966. Translation or interpretation services will be provided upon request at no charge. Call 573-522-9395 for assistance.

Notice: Attendance at some of these events may be in person, by conference call or through Webex. The department will attempt to correct technical difficulties as they arise, but the department cannot guarantee the quality of any Webex or conference call option. The event will not be subject to change or repeat due to any technical difficulties. Public meetings and hearings may be subject to audio and video recording.

*To view past events, use the date range filter fields ONLY.

July
1
2023
Jul. 1, 2023 - Jun. 30, 2028 — Statewide
Course No. 2308757: Rodney Hunt Tunnel PS Gate 5 yr Limit
Sponsored By: 360water.com
Area of Focus: Water
Event Type: Training, Course or Workshop
Organization: Water Protection Program
December
15
Monday
4:30 p.m. to 7:45 p.m. — Sedalia, MO
Presidio Environmental Repository Draft Sanitary Disposal Area Construction Permit Public Hearing, Dec. 15, 2025

Pettis County Development Co. LLC applied for a solid waste disposal area construction permit for the Presidio Environmental Repository Facility.

Area of Focus: Waste and Recycling, Waste and Recycling
Event Type: Meeting
Organization: Waste Management Program
December
17
Wednesday
12:00 p.m. to 3:00 p.m. — Jefferson City, MO   Video Attendance Available!
Ammonia Water Quality Standards Variance Application Open House Session, Dec. 17, 2025

The department is holding several open house sessions to provide assistance to facilities applying for an ammonia water quality standards variance.

Area of Focus: Water
Event Type: Meeting
Organization: Water Protection Program
December
18
Thursday
10:00 a.m. to 1:00 p.m. — Jefferson City, MO   Video Attendance Available!
Hazardous Waste Management Commission

This is a regularly scheduled…

Area of Focus: Agency/ General, Waste and Recycling
Event Type: Meeting
Organization: Hazardous Waste Management Commission
January
7
Wednesday
1:00 p.m. — Statewide   Video Attendance Available!
Clay Pits Master General Permit Reissuance Public Meeting, Jan. 7, 2026

The department will hold a public informational meeting regarding the reissuance of Master General Permit MO-G840000 for mine dewatering discharges and stormwater discharges with clay mining,…

Area of Focus: Water
Event Type: Meeting
Organization: Water Protection Program
January
8
Thursday
8:30 a.m. to 4:00 p.m. — Jefferson City, MO   Video Attendance Available!
Funding for the Future: Infrastructure Financing Workshop, Jan. 8, 2026

Do you have questions about the different types of financial securities used for infrastructure projects?

Area of Focus: Water
Event Type: Training, Course or Workshop
Organization: Financial Assistance Center
January
8
Thursday
12:00 p.m. to 3:00 p.m. — Jefferson City, MO   Video Attendance Available!
Ammonia Water Quality Standards Variance Application Open House Session, Jan. 8, 2026

The department is holding several open house sessions to provide assistance to facilities applying for an ammonia water quality standards variance.

Area of Focus: Water
Event Type: Meeting
Organization: Water Protection Program
January
14
Wednesday
10:00 a.m. — Jefferson City, MO   Video Attendance Available!
Missouri Clean Water Commission

This is a regularly scheduled …

Area of Focus: Agency/ General, Water
Event Type: Meeting
Organization: Missouri Clean Water Commission
January
22
Thursday
9:00 a.m. to 1:00 p.m. — Jefferson City, MO   Video Attendance Available!
Missouri Mining Commission

This is a regularly scheduled…

Area of Focus: Agency/ General, Land and Geology
Event Type: Meeting
Organization: Missouri Mining Commission
January
22
Thursday
12:00 p.m. to 3:00 p.m. — Jefferson City, MO   Video Attendance Available!
Ammonia Water Quality Standards Variance Application Open House Session, Jan. 22, 2026

The department is holding several open house sessions to provide assistance to facilities applying for an ammonia water quality standards variance.

Area of Focus: Water
Event Type: Meeting
Organization: Water Protection Program
January
29
Thursday
9:00 a.m. — Jefferson City, MO   Video Attendance Available!
Missouri Air Conservation Commission

Location to be Determined

Area of Focus: Air, Agency/ General
Event Type: Meeting
Organization: Missouri Air Conservation Commission
February
2
Monday
1:00 p.m. — Jefferson City, MO
Clean Water Rulemaking

The department is preparing the following rule: 10 CSR 20-6.010 Construction and Operating Permits.

Area of Focus: Water
Event Type: Meeting
Organization: Clean Water Rulemaking