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New York power
This facility is kept available as backup capacity rather than run continuously. It reported 17 MWh sent to the grid in 2024.
Air quality & health in Westchester County
Westchester County has a population of 990,817. Across five conditions the American Lung Association tracks — childhood asthma, adult asthma, COPD, lung cancer, and cardiovascular disease — it reports a combined 205,615 cases in the county.
The county received a grade of D for ozone pollution. No particle pollution grade is available.
Federal monitoring recorded 215 days of good air quality and 53 moderate days in the county over the most recent year, with 5 days rated unhealthy for sensitive groups.
Long-term exposure to air pollution has been linked to certain health conditions, particularly for children and older adults. Where electricity comes from affects how much combustion pollution is produced on the grid.
These figures describe the county as a whole and are not specific to this facility. Sources: American Lung Association – State of the Air (New York); U.S. EPA Air Quality Index.
The story behind this New York power plant
New York has 46 oil-fired plants in this category, and Mt. Sinai- Morningside, at 1111 Amsterdam Ave, ranks #33 of 46 by 2024 electricity produced. It began operating in 1960 and is a standby plant, meaning it exists to be available when needed rather than to run all the time.
It has 6 generators with a combined capacity of 6.6 MW (megawatts, a measure of the most power a plant can deliver at one moment). They burn distillate fuel oil, a light petroleum fuel, and the plant is classed as Petroleum Liquids, the category for generators that run on liquid fuels like oil. Con Edison serves the area.
Nearby places worth exploring
The Hudson River towns of Tarrytown and Sleepy Hollow are popular with visitors, and White Plains and Yonkers serve as the county’s urban centers. Rockefeller State Park Preserve and Playland amusement park in Rye are well-known destinations in the county.
Local school district
Yonkers City School District
Common questions
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* Homes-powered and emissions comparisons are annual estimates based on national averages from the U.S. Energy Information Administration. “Homes powered” describes a quantity of electricity, not direct service to specific households. How we calculate this.


