
The American Rainwater Catchment Systems Association is an American non-profit association founded by Dr. Hari Krishna in 1994, focused on rainwater awareness and to promote sustainable rainwater harvesting (RWH) practices in the United States and around the world.

The Delta Stewardship Council is a Government of California agency that is tasked with managing the Sacramento–San Joaquin River Delta.

Primarily a wholesaler of water to cities and improvement districts within Salt Lake County, Jordan Valley Water Conservancy District is a political subdivision of the State of Utah and one of the largest water districts in the state. It was created in 1951 under the Water Conservancy District Act and was called Salt Lake County Water Conservancy District until 1999. Jordan Valley Water is the largest petitioner of the Central Utah Project, a Federal water project which will annually provide up to 71,400 acre feet (88,100,000 m3) of water to Jordan Valley Water by 2021.
The Texas State Soil and Water Conservation Board (TSSWCB) is a state agency of Texas, headquartered in Temple. The agency enforces the state's soil and water conservation laws and coordinates conservation and nonpoint source pollution abatement programs. The Texas State Legislature created the agency in 1939.

Nonresidential water use refers to all uses of publicly-supplied (municipal) water other than residential use. The nonresidential users include industrial (I), commercial (C), and institutional (I) sub-sectors, which are often jointly designated as ICI or CII sector.

Water Conservation Area 3 (WCA-3) is the largest existing WCA covering a total of 915 square miles within Western Dade and Broward Counties. Lying southwest of WCA-2 and just north of Everglades National Park, WCA-3 is used primarily as an area to receive flood waters from adjacent areas and store them for beneficial municipal, urban, and agricultural uses. It was subdivided into WCA-2A and WCA-2B by way of the L-67 canal and levees as a safeguard against seepage into the aquifer.

WaterSense is a U.S. Environmental Protection Agency (EPA) program designed to encourage water efficiency in the United States through the use of a special label on consumer products. It was launched in June 2006.