The federal government began regulating lead and copper pipes in 1991 when it announced its first version of the Lead and Copper Rule (LCR). The LCR’s primary purpose was to reduce the allowable lead ...
The LCRI is the latest in a series of updates to the original Lead and Copper Rule (LCR), first issued in 1991. While the initial LCR was designed to limit lead and copper levels in drinking water, ...
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