Williams Station

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Williams Station is an operating power station of at least 632-megawatts (MW) in Goose Creek, Berkeley, South Carolina, United States. It is also known as AM Williams power station.

Location

Table 1: Project-level location details

Plant name Location Coordinates (WGS 84)
Williams Station Goose Creek, Berkeley, South Carolina, United States 33.015178, -79.927678 (exact)

The map below shows the exact location of the power station.

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Unit-level coordinates (WGS 84):

  • Unit 1: 33.015178, -79.927678

Project Details

Table 2: Unit-level details

Unit name Status Fuel(s) Capacity (MW) Technology Start year Retired year
Unit 1 operating coal: bituminous 632.7 supercritical 1973 2030 (planned)[1]

Table 3: Unit-level ownership and operator details

Unit name Owner Parent
Unit 1 South Carolina Genertg Co Inc [100%] Dominion Energy Inc [100.0%]

Background

The plant was owned and operated by SCANA energy affiliate South Carolina Generating Company, which sells electricity solely to SCANA principal subsidiary South Carolina Electric & Gas Company.[2] In January 2019, SCANA was acquired by Dominion.[3]

Retirement Discussions

In their 2023 Integrated Resource Plan, Dominion Energy South Carolina (DESC) expected to retire the power station no earlier than 2030.[4]

Emissions Data

  • 2006 CO2 Emissions: 4,687,307 tons
  • 2006 SO2 Emissions: 28,147 tons
  • 2006 SO2 Emissions per MWh:
  • 2006 NOx Emissions: 6,867 tons
  • 2005 Mercury Emissions: 193 lb.

Death and disease attributable to fine particle pollution from Williams Station

In 2010, Abt Associates issued a study commissioned by the Clean Air Task Force, a nonprofit research and advocacy organization, quantifying the deaths and other health effects attributable to fine particle pollution from coal-fired power plants.[5] Fine particle pollution consists of a complex mixture of soot, heavy metals, sulfur dioxide, and nitrogen oxides. Among these particles, the most dangerous are those less than 2.5 microns in diameter, which are so tiny that they can evade the lung's natural defenses, enter the bloodstream, and be transported to vital organs. Impacts are especially severe among the elderly, children, and those with respiratory disease. The study found that over 13,000 deaths and tens of thousands of cases of chronic bronchitis, acute bronchitis, asthma, congestive heart failure, acute myocardial infarction, dysrhythmia, ischemic heart disease, chronic lung disease, and pneumonia each year are attributable to fine particle pollution from U.S. coal plant emissions. These deaths and illnesses are major examples of coal's external costs, i.e. uncompensated harms inflicted upon the public at large. Low-income and minority populations are disproportionately impacted as well, due to the tendency of companies to avoid locating power plants upwind of affluent communities. To monetize the health impact of fine particle pollution from each coal plant, Abt assigned a value of $7,300,000 to each 2010 mortality, based on a range of government and private studies. Valuations of illnesses ranged from $52 for an asthma episode to $440,000 for a case of chronic bronchitis.[6]

Table 1: Death and disease attributable to fine particle pollution from Williams Station

Type of Impact Annual Incidence Valuation
Deaths 33 $240,000,000
Heart attacks 48 $5,200,000
Asthma attacks 550 $29,000
Hospital admissions 24 $560,000
Chronic bronchitis 20 $9,000,000
Asthma ER visits 32 $12,000

Source: "Find Your Risk from Power Plant Pollution," Clean Air Task Force interactive table, accessed February 2011

Citizen groups

Articles and Resources

References

  1. (PDF) https://web.archive.org/web/20240219021321/https://www.dominionenergy.com/-/media/pdfs/global/company/desc-2023-integrated-resource-plan.pdf. Archived from the original (PDF) on 19 February 2024. {{cite web}}: Missing or empty |title= (help)
  2. "SCANA Corporation Family of Companies" SCANA Corporation Website, September 2009.
  3. "Dominion completes buyout of SCANA after 17-month nuclear fiasco". thestate. Retrieved 2019-01-27.
  4. "2023 Integrated Resource Plan," Dominion Energy South Carolina, August 4, 2023
  5. "The Toll from Coal: An Updated Assessment of Death and Disease from America's Dirtiest Energy Source," Clean Air Task Force, September 2010.
  6. "Technical Support Document for the Powerplant Impact Estimator Software Tool," Prepared for the Clean Air Task Force by Abt Associates, July 2010

Additional data

To access additional data, including an interactive map of coal-fired power stations, a downloadable dataset, and summary data, please visit the Global Coal Plant Tracker on the Global Energy Monitor website.