National Ground Water Contamination Research Act of 1986

Authorizes the Secretary of the Interior, acting through the Geological Survey, to undertake research, investigations, appraisals, surveys, and related activities of the Nation's water resources. Authorizes the Secretary to cooperate with other government agencies and to perform such activities on a reimbursable basis, as specified. Authorizes appropriations for FY 1988 and 1989.

Title II: National Ground Water Contamination Research - National Ground Water Contamination Research Act of 1986 - Makes the Secretary of the Interior primarily responsible at the Federal level for collecting, analyzing, and disseminating information concerning the state of the Nation's groundwater. Requires the Secretary to report within two years to specified congressional committees and the States on the condition of the Nation's groundwater. Requires that such report be accompanied by an independent evaluation by State individuals charged with responsibility for water pollution control matters.

Directs the Secretary to establish a national groundwater quality assessment program within three year of this Act's enactment. Requires such program to coordinate government efforts in such area, seek to achieve uniform data collection, and provide information and assistance as required.

Directs the Secretary to establish a national groundwater clearinghouse.

Requires the Secretary to establish a technical assistance program to serve other Federal and governmental agencies.

Amends the Water Resources Research Act of 1984 to make conforming changes.

Authorizes appropriations for such programs.