In 1997, New York City adopted a mammoth watershed agreement to protect its drinking water and avoid filtration of its large upstate surface water supply. Short

This text introduces water sources for drinking water supply. Coverage includes the hydrologic cycle, development of water supply sources, raw water quality and

New York City's municipal water supply system provides about 1 billion gallons of drinking water a day to over 8.5 million people in New York City and about 1 m