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The use of lead has been banned in water systems since 1986, and most water pipes are now made of copper or plastic. Both Pasco and Richland public works departments have sent letters to residents.
Why are lead pipes a problem? The EPA has set the maximum contaminant level goal for lead in drinking water at zero because lead is a toxic metal that can be harmful to human health, even at low ...
Des Moines Water Works sending 55,000 lead water pipe notices Des Moines Water Works won a $1.4 million federal earmark to help residents facing line replacement costs next year.
A lead service line (LSL, also known as lead service pipe, [1] and lead connection pipe [2]) is a pipe made of lead which is used in potable water distribution to connect a water main to a user's premises. Lead exposure is a public health hazard as it causes developmental effects in fetuses, infants, and young children. It also has other health ...
Lead pipes are more likely to be found in older cities and homes built before the mid-1980s. The EPA estimates there are 9 million lead service lines in the country.
EPA illustration of lead sources in residential buildings Infographic about lead in drinking water. The Lead and Copper Rule (LCR) is a United States federal regulation that limits the concentration of lead and copper allowed in public drinking water at the consumer's tap, as well as limiting the permissible amount of pipe corrosion occurring due to the water itself. [1]
According to the EPA, buildings and homes older than 1986 can still have lead service lines that connect a building's plumbing system to the main water supply line.
These regulations require all municipalities to identify and replace lead service lines. The city's initial inventory, released online on Oct. 16, identifies water lines as "Unknown," "Galvanized ...