Tag: public water system

Drinking water

Funding Lead Service Line Replacements (LSLRs) in Public Water Systems

In its proposed amendments to the federal Lead and Copper Rule (LCR), the EPA estimates that, nationwide, there are between 6.3 million and 9.3 million homes that receive drinking water through lead service lines (LSLs). (Uncertainty about the actual number of LSLs underlies the proposed requirement that public water systems (PWSs) inventory the LSLs in […]

Energy-water nexus

Inefficiency Plagues the ‘Energy-Water Nexus’

The energy-water nexus is the current phrase used to connote the interdependence of energy and water. The generation of energy requires large volumes of water, mainly for cooling equipment at thermoelectric fossil fuel and nuclear power plants; much less water is needed for renewable energy, such as wind and solar.

Fourth Drinking Water Contaminant List Issued

In a notice and as required by the Safe Drinking Water Act (SDWA), the EPA has issued its fourth contaminant candidate list (CCL 4). CCLs comprise contaminants that are not subject to any proposed or promulgated federal drinking water standards, are known or anticipated to occur in public water systems (PWSs), and may require regulation […]