Environmental Council of the States (ECOS)

The Environmental Council of the States (ECOS) is the national non-profit, non-partisan association of state and territorial environmental agency leaders. ECOS was established in December 1993 at a meeting of approximately 20 states in Phoenix, Arizona.

The purpose of ECOS is to improve the capability of state environmental agencies and their leaders to protect and improve human health and the environment of the United States of America.

Focus areas include: Air, Water, Waste, Cross Media, Planning, Compliance, Info Management, and Quicksilver Caucus.