Regulatory issues associated with graywater reuse
Concerns over limited water resources in arid and semi-arid regions in addition to overloaded and/or costly wastewater treatment facilities have resulted in utilities looking toward new concepts for water management. This is particularly true in the Southwestern United States. One approach which is increasingly gaining popularity is the reuse of graywater for nonpotable applications. Graywater reuse has been known to be prevalent in the U.S. for at least 10 years. A study conducted by the Water Conservation Alliance of Southern Arizona showed that 13% of homes were reusing graywater in the year ...