Environmental Services Program

Air Quality Monitoring Unit Requests for Bids

Periodically the Environmental Services Program's AQMU seeks Requests for Bids regarding collection of air filters at monitoring stations located throughout the state.

Open Bids

• Air Monitoring PM2.5 Contractor – Branch Street Monitoring Site, St. Louis
• Air Monitoring Site Contractor – Blair St. Monitoring Site, St. Louis
• 2011 Monitoring Schedule