Cayuga Generating Station is an electricity-generating facility, located in
Eugene Township, Vermillion County, near
Cayuga, Indiana. Its almost identical,
coal
Coal is a combustible black or brownish-black sedimentary rock, formed as stratum, rock strata called coal seams. Coal is mostly carbon with variable amounts of other Chemical element, elements, chiefly hydrogen, sulfur, oxygen, and nitrogen ...
-fired Units 1 and 2 were launched into service in 1970 and 1972, and have a combined name-plate generating capacity of 1,062
MWe. Unit 4 (121
MWe, launched in 1993) is powered by
natural gas
Natural gas (also called fossil gas or simply gas) is a naturally occurring mixture of gaseous hydrocarbons consisting primarily of methane in addition to various smaller amounts of other higher alkanes. Low levels of trace gases like carbon ...
, but can also be switched to
oil. There are also four minor oil-fired units (numbered 31–34, 2.6 MWe each) of
internal combustion
An internal combustion engine (ICE or IC engine) is a heat engine in which the combustion of a fuel occurs with an oxidizer (usually air) in a combustion chamber that is an integral part of the working fluid flow circuit. In an internal comb ...
design. The facility is entirely owned by
Duke Energy
Duke Energy Corporation is an American electric power and natural gas holding company headquartered in Charlotte, North Carolina.
Overview
Based in Charlotte, North Carolina, Duke Energy owns 58,200 watt, megawatts of base-load and peak generati ...
.
Environmental impact
In 2006, the plant emitted 86,174 tons of
sulfur dioxide
Sulfur dioxide ( IUPAC-recommended spelling) or sulphur dioxide (traditional Commonwealth English) is the chemical compound with the formula . It is a toxic gas responsible for the odor of burnt matches. It is released naturally by volcanic ...
() into the air. Its emission rate per unit of electricity produced was 26.68 lb/
MWh
A kilowatt-hour (unit symbol: kW⋅h or kW h; commonly written as kWh) is a unit of energy: one kilowatt of power for one hour. In terms of SI derived units with special names, it equals 3.6 megajoules (MJ). Kilowatt-hours are a common bil ...
in 2006, ranking 2nd worst in the United States. In 2008, Cayuga Station's
flue-gas desulfurization
Flue-gas desulfurization (FGD) is a set of technologies used to remove sulfur dioxide () from exhaust flue gases of fossil-fuel power plants, and from the emissions of other sulfur oxide emitting processes such as waste incineration.
Methods
...
(FGD) for Units 1 and 2 went online reducing the station's emissions by approximately 95%.
See also
*
List of power stations in Indiana
This is a list of electricity-generating power stations in the U.S. state of Indiana, sorted by type and name. In 2019, Indiana had a total summer capacity of 26,665 MW through all of its power plants, and a net generation of 102,505 GWh. The c ...
References
Energy infrastructure completed in 1970
Energy infrastructure completed in 1972
Energy infrastructure completed in 1993
Buildings and structures in Vermillion County, Indiana
Coal-fired power stations in Indiana
Duke Energy
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