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.

February
23
Monday
9:30 a.m. — Jefferson City, MO
Clean Water Fees Workgroup

More information to come. For questions, please contact Susan Mills by email at susan.mills@dnr.mo.gov or by phone at 573-526-1386. Thank you.

Area of Focus: Water
Event Type: Meeting
Organization: Clean Water Fees Workgroup
February
26
Thursday
12:00 p.m. to 3:00 p.m. — Jefferson City, MO
Ammonia Water Quality Standards Variance Application Open House Session, Feb. 26, 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
February
26
Thursday
1:00 p.m. — Jefferson City, MO   Video Attendance Available!
Limestone Quarries Master General Permit Public Meeting, Feb. 26, 2026

The department will hold a public informational meeting regarding renewing Master General Permit MO-G490000 and issuing three new Master General Permits, which includes: 

Area of Focus: Water
Event Type: Meeting
Organization: Water Protection Program
February
27
Friday
9:30 a.m. — Jefferson City, MO
Clean Water Fees Workgroup

More information to come. For questions, please contact Susan Mills by email at susan.mills@dnr.mo.gov or by phone at 573-526-1386. Thank you.

Area of Focus: Water
Event Type: Meeting
Organization: Clean Water Fees Workgroup
March
11
Wednesday
10:00 a.m. to 1:00 p.m. — Jefferson City, MO   Video Attendance Available!
Hazardous Waste Forum

This is a regularly scheduled …

Area of Focus: Waste and Recycling
Event Type: Meeting
Organization: Hazardous Waste Forum
March
11
Wednesday
10:00 a.m. to 1:00 p.m. — Jefferson City, MO   Video Attendance Available!
Solid Waste Forum

This is a regularly scheduled …

Area of Focus: Waste and Recycling
Event Type: Meeting
Organization: Solid Waste Forum
March
12
Thursday
12:00 p.m. to 3:00 p.m. — Jefferson City, MO
Ammonia Water Quality Standards Variance Application Open House Session, March 12, 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
March
17
Tuesday
10:00 a.m. to 12:00 p.m. — Jefferson City, MO   Video Attendance Available!
Waste Fees Workgroup

This is a regularly scheduled …

Area of Focus: Waste and Recycling
Event Type: Meeting
Organization: Waste Fees Workgroup
March
19
Thursday
10:00 a.m. to 12:00 p.m. — Jefferson City, MO   Video Attendance Available!
Hazardous Waste Management Commission

This is a regularly scheduled…

Area of Focus: Waste and Recycling
Event Type: Meeting
Organization: Hazardous Waste Management Commission
March
20
Friday
10:00 a.m. — O'Fallon, MO
Missouri Advisory Council on Historic Preservation

This is a regularly scheduled…

Area of Focus: Agency/ General
Event Type: Meeting
Organization: Missouri Advisory Council on Historic Preservation
March
26
Thursday
9:00 a.m. — Jefferson City, MO   Video Attendance Available!
Missouri Air Conservation Commission

This is a regularly scheduled…

Area of Focus: Air
Event Type: Meeting
Organization: Missouri Air Conservation Commission
March
26
Thursday
12:00 p.m. to 3:00 p.m. — Jefferson City, MO
Ammonia Water Quality Standards Variance Application Open House Session, March 26, 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