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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 ...
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 ...
Deteriorating lead paint can produce dangerous lead levels in household dust and soil. [125] Deteriorating lead paint and lead-containing household dust are the main causes of chronic lead poisoning. [35] The lead breaks down into the dust and since children are more prone to crawling on the floor, it is easily ingested. [124]
Although lead has been banned from paint since 1978, lead poisoning still occurs. A medical expert explains the signs and symptoms of this public health problem.
In homes with copper pipes, the median water lead level dropped from 3.0 micrograms per liter (μg/L) to <1 μg/L; galvanized steel service lines dropped from a median water lead level of 7.2 μg/L to 1.9 μg/L, and lead service lines dropped from a median water lead level of 9.9 μg/L to 2.3 μg/L. [172] 1 μg/L is equivalent to 1 part per ...
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.
The pipe carrying water to their home was made of it, too. Providence’s tap water had had dangerous lead levels for years. Around the country, utilities have been leaving lead pipe in the ground ...
All the lead pipes in Washington, DC have not been replaced and those that remain may cause problems for those consuming the water. DC Water created an interactive map to show its residents which pipe lines are made out of lead or other dangerous metals. The information was gathered from historical data and inspections. [86]