national ground water association
21Water supply — is the process of self provision or provision by third parties of water of various qualities to different users. Irrigation is covered separately. Global access to waterIn 2004 about 3.5 billion people worldwide (54% of the global population) had …
22Drinking water quality legislation of the United States — In the United States, public drinking water is governed by the laws and regulations enacted by the federal and state governments. Certain ordinances may also be created at a more local level. The Safe Drinking Water Act (SDWA) is the principal… …
23National Mall — U.S. National Register of Historic Places …
24National Czech & Slovak Museum & Library — Established 1974 Location (Temporary location following 2008 flood) 87 Sixteenth Avenue SW Cedar Rapids, Iowa …
25National Search and Rescue Program — A Canadian Forces CH 149 Cormorant helicopter hoists a man from a Canadian Coast Guard cutter …
26Association football — Soccer redirects here. For other uses, see Soccer (disambiguation). Association football An attacking player (No. 10) attempts to kick the ball past t …
27National Register of Historic Places listings in Monmouth County, New Jersey — List of the National Register of Historic Places listings in Monmouth County, New Jersey Contents: Counties in New Jersey   Atlantic Bergen Burlington Camden Cape May Cumberland Essex Gloucester Hudson Hunterdon Mercer Middlesex Monmouth… …
28National Register of Historic Places listings in Boston, Massachusetts — Location of Boston in Massachusetts This is a list of the National Register of Historic Places listings in Boston, Massachusetts. This is intended to be a complete list of the properties and districts on the National Register of Historic Places… …
29Water rocket — A water rocket is a type of model rocket using water as its reaction mass. The pressure vessel mdash;the engine of the rocket mdash;is usually a used plastic soft drink bottle. The water is forced out by a pressurized gas, typically compressed… …
30Water in California — Map of water storage and delivery facilities as well as major rivers and cities in the state of California California’s interconnected water system serves over 30 million people and irrigates over 5,680,000 acres (2,300,000 ha) of farmland. As… …
