 New York City Department of Environmental Protection

The New York City Department of Environmental Protection (DEP) is the department of the government of New York City that manages the city's water supply and works to reduce air, noise, and hazardous materials pollution.Under a 1.3 billion dollar budget, it provides more than of water each day to more than 9 million residents (including 8 million in the City of New York) through a complex network of nineteen reservoirs, three controlled lakes and of water mains, tunnels and aqueducts.