• Skip to primary navigation
  • Skip to main content
  • Skip to footer

The Environmental Council of the States (ECOS)

MenuMenu
  • News
  • Members
  • Areas of Focus
  • Documents
  • Events
  • About
Water
ECOS FY26 Testimony on U.S. EPA's Budget
Budget & Agency Management
Coalition Letter to Congressional Leaders on the Importance of Federal Funding to State Environmental Agencies
Budget & Agency Management
ECOS Letter to U.S. EPA on the FY26 President's Budget Preliminary Request and Discretionary Funding Cuts to Categorical Grants
Document
ECOS Statement on States' Need for EPA Scientific Research
Chemicals & Emerging Contaminants
ECOS Compendium of State PFAS Actions

Photo of A field of blue flowers. by Roberta Guillen on Unsplash

The Environmental Council of the States (ECOS) works 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. Learn more about us.

Next Event

2025 ECOS Fall Meeting

Sep 02, 2025 - Sep 05, 2025

Santa Fe, NM

Get info

Our Focus

ECOS works in a variety of media and policy areas to help states protect public health and the environment. Learn more.

  • Air
  • Budget & Agency Management
  • Chemicals & Emerging Contaminants
  • Compliance & Enforcement
  • Energy
  • Environmental Data
  • Federal Facilities
  • Land & Waste
  • Sustainability & Materials Management
  • Water
ECOS gathers information and resources for members to help them efficiently and effectively address important topics relevant to public health and the environment.
  • Children of different ages, races, and genders playing a fountain. They are having fun.
    Environmental Justice and Title VI of the Civil Rights Act
    ECOS helps facilitate environmental justice and Title VI related discussions amongst state and federal partners
  • Aerial view of a mobile service tower in forested area of West Virginia.
    Infrastructure and Energy Funding Resources and Information
    ECOS is collecting funding information and resources about the American Rescue Plan Act, the Bipartisan Infrastructure Law, and the Inflation Reduction Act.
  • Point of view shot of a person pouring a glass of fresh water from a kitchen faucet
    PFAS
    ECOS is helping states communicate and coordinate with EPA, other federal agencies, and each other about developments and best practices pertaining to PFAS
  • Solar panels under a bright blue sky
    Climate and Energy Solutions from ECOS Members
    ECOS is helping states share durable climate and energy solutions that protect the environment, safeguard human health, and grow clean energy economies.
  • A food waste trash can.
    Sustainable Materials Management Project Inventory
    We are highlighting certain policies, incentive programs, or unique projects with information for other states on how they were implemented, resources needed, and results to date.

Our Members

We are the national non-profit, non-partisan association of state and territorial environmental agency leaders. Learn more.

Nebraska Lawmakers Approve Merger of Environment & Energy and Natural Resources Agencies
  • Nebraska
Alabama Project Promotes Use of Scrap Tires in Steelmaking
  • Alabama
Louisiana Launches Waste Tire Pilot Program on Heels of Comprehensive Report
  • Louisiana
Maryland Promotes Food Waste Prevention 
  • Maryland
Colorado Proposes Rule to Control Landfill Methane
  • Colorado
Texas Launches Online Permit Search Portal
  • Texas

Our Affiliates

Logo for the Environmental Research Institute of the States

The Environmental Research Institute of the States is a 501(c)3 organization that focuses on educational and research issues.

Logo for the Interstate Technology Regulatory Council

The Interstate Technology and Regulatory Council (ITRC) is a state-led coalition of state and federal regulators, industry, and stakeholders working together to achieve regulatory acceptance of environmental technologies.

Logo for The Exchange Network

The Exchange Network is a partnership among States, Territories, Tribes, and the U.S. Environmental Protection Agency that is improving and expanding the exchange of environmental information.

E-Enterprise for the Environment logo

E-Enterprise for the Environment (E-Enterprise) is a transformative 21st-century strategy to modernize how government agencies deliver environmental protection.

Footer

The Environmental Council of the States
1250 H Street NW, Suite 850
Washington, DC 20005

Email: ecos@ecos.org
Tel 202-266-4920
Fax 202-266-4937

Learn More

  • Leadership
  • Our Staff
  • Careers
  • Contact ECOS

Follow Us On

  • X
  • Facebook
  • Vimeo
  • RSS

Site by Rocketkoi