Some regions lack adequate supplies of potable water. Such water is commonly called potable water. California water law currently prohibits use of potable water for cooling. Watermakers are available for yachts that convert seawater and electricity into potable water and brine. Guidelines are available online for effective emergency use of bleach to render unsafe water potable. The municipality is responsible for providing basic services, such as potable water and sanitation. This may find applications in areas where the potable water is extracted from underground aquifers. The most efficient way to transport and deliver potable water is through pipes. Others have migrated due to lack of potable drinking water. Residents do not have access to safe, potable water. Using NEWater for these would help reduce the demand for the reservoirs for potable water. When tested, it approaches standards for potable water. The OTEC plant would also provide 1.25 million gallons per day of potable water. Still, kahrezes are the main source of potable and irrigation water for the community. Reducing usage by using drinking (potable) water only for human consumption is another option.