美国供水系统必须遵守联邦铅铜规则，包括在 10 月份之前清点铅服务管线和更换鹅颈管； EPA 建议在 10 年内更换所有有问题的线路。 US water systems must comply with the federal Lead and Copper Rule, including inventorying lead service lines and replacing goosenecks by October; the EPA proposes to replace all problematic lines within 10 years.
美国供水系统面临着 10 月份遵守联邦铅和铜规则要求的最后期限，包括清点铅服务管线和更换鹅颈管。 US water systems face a deadline to comply with federal Lead and Copper Rule requirements by October, including inventorying lead service lines and replacing goosenecks. 美国环保署提出了一项规定，要求在 10 年内更换所有有问题的管线。 The EPA has proposed a rule that would require all problematic lines to be replaced within 10 years. 新乌尔姆市的“消除铅”等当地举措旨在识别并清除供水系统中的铅管，鼓励自愿更换，并建议在更换之前采取预防措施。 Local initiatives like New Ulm's 'Get the Lead Out' aim to identify and remove lead pipes from water supplies, encouraging voluntary replacements and suggesting precautions until they can be replaced.