Promotes public awareness of groundwater. Information on nonpoint-source pollution and its prevention, upcoming educational workshops and conferences, and publications available from AGWT.

Provides professional and technical leadership in the advancement of the ground water industry and in the protection, promotion and responsible development and use of ground water resources.

A non-profit organization representing over 15,000 members promoting the protection of groundwater resources throughout California.

An NSF sponsored consortium of 125 universities providing support for the study of the terrestrial components and processes of the global water cycle.

The GWPC is a nonprofit organization dedicated to the protection of U.S. ground water.

Nonprofit organization for the protection, preservation, improvement of California ground water against pollution. Site has information about the organization and its activities, job announcements, and related material.

Mission is to improve the fundamental understanding of karst water systems.

Represents well drillers, pump installers, manufacturers, suppliers, scientists, and engineers. Information about groundwater and applicable laws and regulations in the province.

Manages groundwater for nearly four million residents in the cities of Southern Los Angeles County. Includes information on education, conservation, projects and programs.