At EWG, our team of scientists, engineers, policy experts, lawyers and computer programmers pores over government data, legal documents, scientific studies and our own laboratory tests to expose threats to your health and the environment, and to find solutions. Our research brings to light unsettling facts that you have a right to know.
| Plant Name | City/State | Utility Owner | Estimated Mercury Emissions in 1999 (Pounds) |
|---|---|---|---|
| Homer City | Homer City, PA | Edison Mission Energy | 1,608 |
| Keystone | Shelocta, PA | Sithe Northeast Management Co. | 1,607 |
| Montour | Montour, PA | Pennsylvania Power & Light Co. | 1,058 |
| Bruce Mansfield | Beaver, PA | Pennsylvania Power Co. | 961 |
| Shawville | Shawville, PA | Sithe Pennsylvania Holding LLC | 805 |
| Conemaugh | New Florence, PA | Sithe Northeast Management Co. | 494 |
| Brunner Island | York, PA | Pennsylvania Power & Light Co. | 425 |
| Hatfield's Ferry | Greene, PA | West Penn Power Co. | 359 |
| Armstrong | Armstrong, PA | West Penn Power Co. | 266 |
| Sunbury | Shamokin Dam, PA | Sunbury Generation LLC | 257 |
| Cheswick | Allegheny, PA | Duquesne Light Co. | 206 |
| New Castle | Lawrence, PA | Duquesne Light Co. | 181 |
| Northampton Generating Company | Northampton, PA | PG&E Generating Company | 162 |
| Portland | Portland, PA | Sithe Pennsylvania Holding LLC | 114 |
| Johnsonburg Mill | Johnsonburg, PA | Willamette Industries Inc. | 96 |
| Panther Creek Energy Facility | Nesquehoning, PA | Panther Creek Partners | 78 |
| Titus | Birdsboro, PA | Sithe Pennsylvania Holding LLC | 66 |
| Elrama | Washington, PA | Duquesne Light Co. | 57 |
| Cambria CoGen | Ebensburg, PA | Cambria Cogen Co. | 48 |
| Colver Power Project | Colver, PA | TIFD VIII W Inc. | 48 |
| Seward | New Florence, PA | Sithe Pennsylvania Holding LLC | 46 |
| Martins Creek | Northampton, PA | Pennsylvania Power & Light Co. | 45 |
| Hunlock Power Station | Luzerne, PA | United Gas Imp Co. (The) | 44 |
| Eddystone | Delaware, PA | Peco Energy Co. | 44 |
| Mitchell (PA) | Washington, PA | West Penn Power Co. | 30 |
| AES BV Partners Beaver Valley | Monaca, PA | AES | 29 |
| Cromby Generating Station | Chester, PA | Peco Energy Co. | 7 |
| State Total | 9,156 | ||
| Percent of National Total | 10.6% | ||