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2. The truth about American drinking water: Report shows ... - AOL

   www.aol.com/truth-american-drinking-water-report...

   It gets into drinking water as industrial pollution or through erosion of soil and rock. There is still no national standard for chromium-6 in drinking water, as the EPA’s safety review of the ...

3. Drinking water quality in the United States - Wikipedia

   en.wikipedia.org/wiki/Drinking_water_quality_in...

   In 2016, more than 5,000 drinking water systems were found to be in violation of the lead and copper rule. [57] Congress passed the Reduction of Lead in Drinking Water Act in 2011. This amendment to the SDWA, effective in 2014, tightened the definition of "lead-free" plumbing fixtures and fittings. [58]

4. 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]

5. Hinkley groundwater contamination - Wikipedia

   en.wikipedia.org/wiki/Hinkley_groundwater...

   California was the first state to put into effect an MCL for hexavalent chromium (chromium 6) in drinking water in July 2014, setting a limit of 10 ppb. A 2015 United States Geological Survey (USGS) report, based on the EPA's 2010 review of the health effects of chromium 6 in drinking water, re-examined related federal regulations.

6. California sets nation-leading limit for carcinogenic ... - AOL

   www.aol.com/news/california-sets-nation-leading...

   The State Water Resources Control Board voted unanimously Wednesday to set the maximum level for chromium-6 in drinking water at 10 parts per billion, a limit that state officials determined will ...

7. EPA to strengthen lead protections in drinking water after ...

   www.aol.com/news/epa-strengthen-lead-protections...

   Joe Cotruvo, a former director of the Drinking Water Standards Division at EPA, said the existing regulations work and should be credited with significantly reducing lead in drinking water, they ...

8. Drinking water quality standards - Wikipedia

   en.wikipedia.org/wiki/Drinking_water_quality...

   Drinking water quality standards describes the quality parameters set for drinking water. Water may contain many harmful constituents, yet there are no universally recognized and accepted international standards for drinking water. Even where standards do exist, the permitted concentration of individual constituents may vary by as much as ten ...

9. Utilities forced to replace lead drinking water pipes under ...

   www.aol.com/news/utilities-forced-replace-lead...

   It also aims to improve sampling protocols and would lower the lead action level in drinking water from 15 micrograms per liter to 10 micrograms per liter. Established standards require water ...