; and . (2) Conforming amendment Section 1413(b)(1) of the Safe Drinking Water Act ( 42 U.S.C. 300g–2(b)(1) ) is amended by striking of paragraphs (1), (2), (3), and (4) . 503. Water violations inventory Section 1414 of the Safe Drinking Water Act ( 42 U.S.C. 300g–3 ), as amended, is further amended by adding at the end the following new subsection: (l) EPA management of data (1) Establishment of inventory Not later than one year after the date of enactment of the Safe Drinking Water Act Amendments of 2017 , the Administrator shall establish and maintain in a computer data base an inventory based on data submitted to the Administrator under this section regarding violations and exceedances. The Administrator shall make these data publicly accessible and searchable by zip code and county, and available in appropriate languages. (2) Report on hot spots and disproportionate impacts Not later than 2 years after the date of enactment of the Safe Drinking Water Act Amendments of 2017 , and annually thereafter, the Administrator shall submit to the Committee on Energy and Commerce of the House of Representatives and the Committee on Environment and Public Works of the Senate a report on any disproportionate impacts on communities of particular demographic categories as shown by the data in the inventory under paragraph (1). . 504. Improved consumer confidence reports Section 1414(c)(4) of the Safe Drinking Water Act ( 42 U.S.C. 300g–3(c)(4) ) is amended by adding at the end the following new subparagraph: (F) Revisions Not later than 24 months after the date of enactment of the Safe Drinking Water Act Amendments of 2017 , the Administrator, in consultation with the groups identified in subparagraph (A), shall promulgate revisions to the regulations issued pursuant to subparagraph (A) to increase the effectiveness and understandability of consumer confidence reports. . VI Studies and Technology 601. Real-time monitoring technology research grants (a) Grant program Not later than 1 year after the date of enactment of this