Hydrology

PA Watersheds and Rivers

Pennsylvania statewide organization facilitating local watershed groups throughout the state. Includes information on nonpoint source pollution, volunteer water protection activities, wetlands protection, and other topics.

http://www.pawatersheds.org - Read more

North American Lake Management Society

Established to foster the management and protection of lakes and reservoirs. Organization information, events, news, glossary of lake and water terms, publication information, and directory of lakes-related service businesses.

http://www.nalms.org - Read more

Nisqually River Council

Oversees protection of the aquatic and wildlife habitats, waters, and wetlands of the river basin. Includes organization information, watershed map, reports on chinook salmon recovery efforts and other activities, and links to related sites.

http://www.nisquallyriver.org - Read more

Iowa Water Pollution Control Association

Member association of the Water Environment Federation, concerned with waste water treatment and water quality. Organization information, public education materials about current issues, job postings, and related internet links.

http://www.iawpca.org - Read more

Lake Pontchartrain Basin Foundation

Membership group interesting in restoring and preserving water quality in this area of Louisiana. The coordinate, educate, monitor regulations, encourage citizen action.

http://www.saveourlake.org - Read more

Huron Pines Resource Conservation and Development

Non-profit organization dedicated to community development, conservation, water quality, habitat and river restoration. Useful information and tools developed on Northern Michigan watersheds including the AuSable River.

http://www.huronpines.org - Read more

Indiana Rural Water Association

Addresses the needs of Indiana's small water systems by offering educational opportunities to operators, managers, and those in charge of utilities.

http://www.indianaruralwater.org - Read more

Center for Watershed Protection

Provides practical and technical information for people and communities interested in protecting and restoring urban watersheds, primarily in the United States.

http://www.cwp.org - Read more

Texas Rural Water Association

Non-profit trade association of MUD's, SUD's, non-profit water supply corporations, small-town water departments, investor-owned utilities and individual members. Information education programs and other activities to encourage clean, safe water supplies.

http://www.trwa.org - Read more

Directory of Water Resources Organizations

Lists and describes governmental and nongovernmental organizations engaged in water resources research, education, advocacy, and consulting, in the nations of North, South, Central America, and the Caribbean. Includes Internet links where available.

http://www.iwrn.net - Read more