Within 100 days after October 31, 1988, the Administrator shall distribute to the States a list of each brand and model of drinking water cooler identified and listed by the Administrator under section 300j–23(a) of this title.

The Administrator shall publish a guidance document and a testing protocol to assist public water systems and schools in determining the source and degree of lead contamination in school drinking water supplies and in remedying such contamination. The guidance document shall include guidelines for sample preservation. The guidance document shall also include guidance to assist States, schools, public water systems, and the general public in ascertaining the levels of lead contamination in drinking water coolers and in taking appropriate action to reduce or eliminate such contamination. The guidance document shall contain a testing protocol for the identification of drinking water coolers which contribute to lead contamination in drinking water. Such document and protocol may be revised, republished and redistributed as the Administrator deems necessary. The Administrator shall distribute the guidance document and testing protocol to the States within 100 days after October 31, 1988.