In areas serviced by sewers, wastewater flows to a local treatment facility, or sewage treat- ment plant (STP). Currently 44 such facilities discharge over 1 billion gallons of treated effluent into Long Island Sound every day.,
Riverhead Sewer District and Calverton Sewer District boundaries and contractees – Town of Riverhead. Village of Greenport Sewer District boundaries and contractees –Village of Greenport. Northport Village Sewer District boundaries and contractees – Village of Northport, Dept.Oct 19, 2018
Tens of thousands of homes and small businesses in Nassau County are currently served by cesspools and septic systems. Reversing degradation of water quality will depend on replacement of existing systems with these new nitrogen reducing technologies.
Although the heavy majority of Long Island's South Shore within Nassau County is connected to Nassau's sewer system, large portions of the North Shore in Nassau County remain unsewered and rely on cesspools and septic systems.
The urine is diverted to a small holding tank, usually located in a basement, while feces still get flushed into a septic tank. Others use small portable urinals to collect urine, Nace says.
As waste water flows through the ground, the nitrogen from urine and other wastewater content is typically converted to nitrate, which is reactive. Nitrate travels through the ground water until it eventually flows to surface waters or drinking water wells.
Six municipal sewer districts collect sewage and pump it to county facilities to be treated, including the Villages of Garden City, Freeport, Mineola, Hempstead, Roslyn, and Rockville Centre.
As sewage enters a plant for treatment, it flows through a screen, which removes large floating objects such as rags and sticks that might clog pipes or damage equipment. After sewage has been screened, it passes into a grit chamber, where cinders, sand, and small stones settle to the bottom.
In areas serviced by sewers, wastewater flows to a local treatment facility, or sewage treat- ment plant (STP). Currently 44 such facilities discharge over 1 billion gallons of treated effluent into Long Island Sound every day.