ECOS Events

The 2025 ECOS Spring Meeting happened in Arlington, Virginia. Members were introduced to the new leadership of federal agencies and Congress, bringing our traditional spirit of bipartisanship to achieve environmental progress. See our agenda and get meeting materials.

The 2024 Fall Meeting happened in Newport, RI. Members came together to explore ways to bring about Environmental Sea Change, discussing how states work to transform environmental protection through innovative programs. See our agenda and get meeting materials.

The ECOS 2024 Spring Meeting was held in Austin, Texas. ECOS explored Texas-sized innovative and diverse partnerships that are delivering enduring environmental progress. See our agenda and get meeting materials.

The 2023 ECOS Fall Meeting was held in Bolder, Colorado. This 30th Anniversary Fall Meeting offered states a chance to take stock of progress made and priorities ahead. See our agenda and get meeting materials.

The ECOS 2023 STEP Meeting explored practical solutions not only to adaptation and resiliency, but also toward boosting efficiency and reducing the carbon and energy footprint of the water sector. See our agenda and get meeting materials.

The 2023 ECOS Spring Meeting was held in Arlington, Virginia. States brought unique insight and innovative ideas to propel the nation toward durable bipartisan solutions. See our agenda and get meeting materials.

The ECOS 2023 Fall Meeting was held in Park City, Utah. This Fall Meeting provided an unparalleled opportunity for states and partners to take innovation to new heights. See our agenda and get meeting materials.

The ECOS 2022 STEP Meeting was dedicated to showcasing ways state environmental agency leaders and our federal, industry, and NGO partners could best leverage the influx of environmental infrastructure funding. See our agenda and get meeting materials.

The 2022 ECOS Spring Meeting was held in Asheville, North Carolina. This gathering showcased how states can strategically engage to tackle pressing environmental challenges such as environmental justice, emerging contaminants, and climate change. See our agenda and get meeting materials.

The 2021 ECOS Virtual Fall Meeting showcased innovative ways that states and our partners are strengthening environmental programs and building better agencies. See our agenda and get meeting materials.

The 2021 ECOS Virtual STEP Meeting included two half days of lively discussions that showcased opportunities in sectors including energy, technology, mobile sources, agriculture, built environment, and resilience planning. See our agenda and get meeting materials.

The 2021 Virtual ECOS Spring Meeting showcased agency initiatives while marking the start of cooperative work with a new U.S. EPA and congressional leaders. See our agenda and get meeting materials.