<Table> Safe Drinking Water Act <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Long title </Th> <Td> An Act to amend the Public Health Service Act to assure that the public is provided with safe drinking water, and for other purposes </Td> </Tr> <Tr> <Th> Nicknames </Th> <Td> SDWA </Td> </Tr> <Tr> <Th> Enacted by </Th> <Td> the 93rd United States Congress </Td> </Tr> <Tr> <Th> Effective </Th> <Td> December 16, 1974 </Td> </Tr> <Tr> <Th_colspan="2"> Citations </Th> </Tr> <Tr> <Th> Public law </Th> <Td> Pub . L. 93 - 523 </Td> </Tr> <Tr> <Th> Statutes at Large </Th> <Td> 88 Stat. 1660 (1974) </Td> </Tr> <Tr> <Th_colspan="2"> Codification </Th> </Tr> <Tr> <Th> Titles amended </Th> <Td> 42 </Td> </Tr> <Tr> <Th> U.S.C. sections created </Th> <Td> 42 U.S.C. § 300f </Td> </Tr> <Tr> <Th_colspan="2"> Legislative history </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Introduced in the Senate as S. 433 by Warren Magnuson (D--WA) on January 18, 1973 </Li> <Li> Committee consideration by Senate Commerce, House Commerce </Li> <Li> Passed the Senate on June 22, 1973 </Li> <Li> Passed the House on November 19, 1974 (296 - 84 as H.R. 13002) with amendment </Li> <Li> Senate agreed to House amendment on November 26, 1974 () with further amendment </Li> <Li> House agreed to Senate amendment on December 3, 1974 () </Li> <Li> Signed into law by President Gerald Ford on December 16, 1974 </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Major amendments </Th> </Tr> <Tr> <Td_colspan="2"> <P> Safe Drinking Water Act Amendments of 1986, </P> Safe Drinking Water Act Amendments of 1996 </Td> </Tr> </Table> <Tr> <Th> Long title </Th> <Td> An Act to amend the Public Health Service Act to assure that the public is provided with safe drinking water, and for other purposes </Td> </Tr>

When was the safe drinking water act enacted