Please see About Us in the top menu for more information on Metro 4 and SESARM, the nonprofit organizations serving 17 local and 10 state air pollution control agencies in the Southeast. While this web site is designed primarily to serve the needs of the member agencies, we may occasionally offer certain information on our site for general public use as well. Thank you for visiting.


Regional Haze Work to Begin Soon.  August 9, 2017.    The second round of regional haze SIPs are due from the states by July 31, 2021.  Metro 4/SESARM will assist the states in development of the required SIPs through technical project contracting and in-kind services from the member agencies.  This project may be referenced as VISTAS II. 

A Request for Proposals is currently under development and will be distributed to our potential bidder list soon.  If you or your company would like to receive the RFP, please contact John Hornback at hornback@metro4-sesarm.org.