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Emissions

Widows Creek Fossil Plant

What TVA is doing about emissions at Widows Creek

TVA has taken a number of steps to make the efficient generation of power at Widows Creek as clean as possible:

  • Units 7 and 8 are equipped with wet limestone scrubbers to remove particulates and sulfur dioxide emissions. These units also use low-NOx burners to reduce the production of nitrogen oxides.
  • TVA has installed selective catalytic reduction systems on units 7 and 8 to further reduce nitrogen oxide emissions by about 90 percent.
  • As of Oct. 1, 2011, the plant’s six other units have been idled — earlier than their retirement is required by an agreement with the Environmental Protection Agency, state environmental agencies and other parties.

Carbon dioxide

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Nitrogen oxides

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Sulfur dioxide

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Toxics Release Inventory

2011 data

All amounts are in pounds

Chemical Air Water Land Off-Site Disposal Total
Hydrochloric Acid (aerosol) 160000 0 0 0 160000
Hydrogen Fluoride 26000 0 0 0 26000
Sulfuric Acid (aerosol) 1300000 0 0 0 1300000
Ammonia 20034 4400 0 0 24434
Antimony Compounds
Arsenic Compounds 301 660 45000 1 45962
Barium Compounds 435 6600 240000 66 247101
Beryllium Compounds
Cadmium Compounds
Chromium Compounds 374 400 69000 3 69777
Cobalt Compounds
Copper Compounds 241 6500 55000 0 61741
Lead Compounds 391 6 58000 4 58402
Manganese Compounds 590 5900 170000 0 176490
Mercury Compounds 51 0 290 0 342
Nickel Compounds 423 1100 79000 0 80523
Selenium Compounds
Silver Compounds
Thallium Compounds 12 6 24000 0 24018
Vanadium Compounds 463 1800 150000 0 152263
Zinc Compounds 1603 2600 220000 0 224203
Benzo(g,h,i)perylene 0 0 0 0 0
Naphthalene 34 0 0 0 34
Nitrate Compounds 0 86000 0 0 86000
Dioxin (grams) 1 0 0 0 1
Dioxin (lbs) 0 0 0 0 0
Polycyclic Aromatic Compounds 17 0 10 0 26
Hydrazine 0
Total 1510969 115973 1110300 74 2737316

 

Gross MWh Generated: 5,455,339
Pounds Released per MWh: 0.502

 

 

Emissions by plant

Allen

Bull Run

Colbert

Cumberland

Gallatin

John Sevier

Johnsonville

Kingston

Paradise

Shawnee

Widows Creek

Other sites

 

Emissions by type

Carbon Dioxide

Nitrogen Oxides

Ozone Particulates

Sulfur Dioxide

Greenhouse Gases

Toxics Release Inventory (TRI)

 

           
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