Water Replenishment District of Southern California

The Water Replenishment District of Southern California (WRD) is a public agency based in Lakewood, California. With 42 employees, WRD is the largest groundwater agency in the State of California. WRD manages and protects local groundwater resources for four million residents across a 420-square-mile region of southern Los Angeles County. The agency serves 43 cities, including a portion of the City of Los Angeles, which collectively use approximately 250,000 acre-feet (82 billion gallons) of groundwater annually, representing about half of the region's water supply. WRD ensures a reliable supply of high-quality groundwater through the use of recycled water and stormwater capture. The agency also monitors and tests groundwater throughout the region, employing effective management principles. For more information, visit WRD's website at wrd.org.