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2. Here's why you might get a letter warning about potential ...

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   Modern water mains aren't made of lead, but some service lines are, often those installed before about 1950. The water utility owns the portion of the service line from the water main to the curb ...

3. Des Moines Water Works mailer warns residents about lead ...

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   The EPA required all public water utilities to report the number of lead service lines in their areas to the Iowa Department of Natural Resources by Oct. 16 and notify their customers of potential ...

4. Iowa water utilities notifying thousands of homeowners they ...

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   The diagram shows the typical location of a lead service line, which runs from a residence's water meter to the Des Moines Water Works water main. Lead pipes are more likely to be found in older ...

5. Lead service line - Wikipedia

   en.wikipedia.org/wiki/Lead_service_line

   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 ...

6. Want to find out if your Des Moines home's water service line ...

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   As the U.S. Environmental Protection Agency launches a push to get rid of potentially dangerous lead water lines, Des Moines Water Works is sending about 55,400 notices over the next month to ...

7. Lead and Copper Rule - Wikipedia

   en.wikipedia.org/wiki/Lead_and_Copper_Rule

   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]

8. Identifying lead water service lines an inexact science for ...

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   Frank acknowledged testimony given during hearings on SEA 5 affirmed that replacing all of the state's roughly 265,000 lead water service lines could potentially cost hundreds of millions of ...

9. Lead contamination in Washington, D.C., drinking water

   en.wikipedia.org/wiki/Lead_contamination_in...

   WASA found that homes in its service area with lead service lines averaged five times the EPA limit for lead during a year-long period. [2] The results were unexpected; the EPA scientist overseeing DC's water suggested that drought conditions might have raised the alkalinity levels of the Potomac River, leading to a change in the pH of the ...