To amend the Water Resources Research Act of 1984 to extend the authorizations of appropriations through fiscal year 2000, and for other purposes.

[AI summary unavailable — showing source text] Amends the Water Resources Research Act of 1984 to: (1) add as a purpose of such Act to encourage long-term planning and research to meet future water management, quality, and supply challenges; (2) require, in grants made under such Act, that non-Federal funds match grant funds on at least a two to one basis; (3) extend through FY 2000 the general authorization of appropriations and the authorization of appropriations for additional research on regional water problems; (4) direct the Secretary of the Interior to coordinate with other Federal departments, agencies, and instrumentalities in the research of water resources problems and issues; (5) empower the Secretary with certain administrative authority to carry out the Act; and (6) direct the Secretary to report annually to the Congress on coordination efforts.…