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"Protecting our water, our land, our communities" Working for a healthy ecosystem with clean water and open spaces for human and wildlife communities, where people work together to sustain mutual economic and environmental well-being in the Nashua River watershed. Founded in 1969, the Nashua River Watershed Association uses a watershed approach to protect natural resources in 32 communities in north central Massachusetts and southern New Hampshire.

International Rivers protects rivers and defends the rights of communities that depend on them. We work to stop destructive dams and promote water and energy solutions for a just and sustainable world.

The Tioughnioga Lake Preservation Foundation is a tax exempt 501(c)(3) corporation whose mission is to preserve, protect and enhance the environmental integrity of Tioughnioga (DeRuyter) Lake and its water shed.

The Ipswich River has been named one of the most endangered in the nation due to extreme low-flow conditions. The Ipswich River Watershed Association (IRWA) serves as the voice of the Ipswich River and its watershed. We work to ensure ecological integrity, healthy fisheries, adequate stream flows, clean water, reliable drinking water supplies, and outstanding recreational opportunities for the region. IRWA is dedicated to using sound science and management tools to balance human uses of the river with ecosystem needs.

The Silver Lake Reservoirs Conservancy (SLRC) is an all-volunteer, non-profit corporation dedicated to preserving and enhancing the historical, aesthetic, ecological and recreational benefits of Silver Lake’s open waters and surrounding open space.

The League to Save Lake Tahoe is dedicated to protecting, restoring, and advocating for the ecosystem health and scenic beauty of the Lake Tahoe Basin. The organization focuses on water quality and its clarity for the preservation of a pristine Lake for future generations.

Our mission at the Alliance for the Great Lakes is to conserve and restore the world's largest freshwater resource using policy, education and local efforts, ensuring a healthy Great Lakes and clean water for generations of people and wildlife.

Founded in 1992, Friends of the Presumpscot River is a non-profit organization, supported primarily by membership dues and small donations. Their mission is to protect and improve the water quality, indigenous fisheries, recreational opportunities, and natural character of the Presumpscot River.

Recover, restore and protect the lower Malibu Creek watershed and historical wetland in the heart of Malibu. Educate the general public about the wetland and riparian ecosystem, promote and restore clean and safe water for purposes of recreation, habitat and food sources.

Watershed Alliance works to educate and engage community members to be active stewards of the SW Washington area’s natural legacy, with a focus on creeks, lakes, and other water bodies. We educate children and adults, while giving them hands on opportunities to participate in the restoration and protection of waterways.

Since 1982, the North Carolina Coastal Federation has worked to protect and restore the coastal water quality and habitats of the N.C. coast through education, advocacy, and habitat preservation and restoration. We engage coastal residents and visitors in the protection of our coast for current and future generations.

Santa Barbara Channelkeeper is dedicated to protecting and restoring the Santa Barbara Channel and its watersheds. Through science-based advocacy, education, field work and enforcement, Channelkeeper defends our community's right to clean water and informs, inspires and empowers people to speak and act for our waterways.