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Sources where drinking water is commonly obtained include springs, hyporheic zones and aquifers (groundwater), from rainwater harvesting, surface water (from rivers, streams, glaciers), or desalinated seawater. For these water sources to be consumed safely, they must receive adequate water treatment and meet drinking water quality standards. [5]
In November 2017 the New Jersey Department of Environmental Protection announced plans to develop its own drinking water standards for PFOA. [76] New Jersey published a standard for perfluorononanoic acid (PFNA) in September 2018, the first state to do so. [ 77 ]
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 ...
The Safe Drinking Water Act is the principal federal law governing public water systems. [1] These systems provide drinking water through pipes or other constructed conveyances to at least 15 service connections, or serve an average of at least 25 people for at least 60 days a year. As of 2017 there are over 151,000 public water systems. [2]
On 25 September 2015, the Task Force on Excessive Lead in Drinking Water set up by the government released a preliminary finding that solder joints were the cause of the lead contamination, as previously asserted by the Water Supplies Department. The task force also found that copper alloy fittings leach lead, but not to an excessive degree.
The World Health Organization (WHO) published updated guidelines for drinking-water quality (GDWQ) in 2017. [ 3 ] The International Organization for Standardization (ISO) published [ when? ] regulation of water quality in the section of ICS 13.060, [ 57 ] ranging from water sampling, drinking water, industrial class water, sewage, and ...
The EPA estimates that it will cost about $1.5 billion per year to implement the new drinking water standards. The National League of Cities, an advocacy organization that represents nearly 20,000 ...
Water designated for human consumption as drinking water may be subject to specific drinking water quality standards. In the United States, for example, such standards have been developed by EPA under the Safe Drinking Water Act, [14] are mandatory for public water systems, [15] and are enforced via a comprehensive monitoring and correction ...