16 NMSA MEMBERS ACROSS 15 STATES

 COVERING 8 OF 10 EPA REGIONS

* Coverage in U.S. EPA Regions 1, 3, 4, 5, 6, 7, 8, and 9.

NMSA is an alliance of state and regional groups made up of MS4 permittees across the U.S. with the vision of solving stormwater challenges to provide clean water for the nation.