An original bill to extend the Safe Drinking Water Act, as amended, for one year.

[AI summary unavailable — showing source text] Amends the Safe Drinking Water Act (title XIV of the Public Health Service Act) to revise provisions relating to assurance of availability of adequate supplies of water treatment chemicals. Extends until September 30, 1984, the date upon which certifications of need or orders issued under such provisions may no longer remain in effect. Authorizes appropriations for FY 1984 under the Safe Drinking Water Act for: (1) research, technical assistance, information, and training of personnel; and (2) grants for State programs for public water system supervision and underground water source protection. Establishes a program of matching grants to States for the development of groundwater protection plans for sole source aquifer regions. Authorizes appropriations for FY 1984 for such program.…