| SKSafety Kleen Sys INC - Kuhnsville Facility | Allentown | PA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| SSSharon Steel CORP (farrell Works Disposal Area) | Hermitage | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| SPSharp Paving Inc/shelocta Asphalt Plt | Shelocta | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| SASummit Anthracite Inc/porter Twp | Good Spring | PA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| SPSunoco Partners Mkt & Term LP Darby Creek Tank Farm | Darby | PA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| TGTarco Greencastle Plant | Greencastle | PA | Petroleum and Coal Products Manufacturing324122 | — | ◇ UNVERIFIED |
| URUnited Refinery Springdale Terminal | Springdale | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| VNValley Natl Gases Wv Llc/west Mifflin | West Mifflin | PA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| WSWindsor Service INC | Reading | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| WDWl Dunn Const Co/e Fairfield | Cochranton | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| ZEZenith Energy/belle Vernon | Belle Vernon | PA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| AEAero Energy | New Oxford | PA | Petroleum and Coal Products Manufacturing324110 | 100-499 | ◐ LIKELY ACTIVE |
Allegheny Petroleum Products Company - Ambridge | Ambridge | PA | Petroleum and Coal Products Manufacturing324191 | 20-99 | ◐ LIKELY ACTIVE |
| ARAmerican Refining Group- Bradford | Bradford | PA | Petroleum and Coal Products Manufacturing324110 | 100-499 | ◐ LIKELY ACTIVE |
| ARAshcom RMC Plant | Everett | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| BHBath HMA Plant | Bath | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| CHCamp Hill HMA Plant | Camp Hill | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| CHChambersburg HMA Plant | Chambersburg | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| CCCleveland Cliffs Monessen | Monessen | PA | Petroleum and Coal Products Manufacturing324199 | 100-499 | ◐ LIKELY ACTIVE |
| CHClifford HMA Plant | Lenoxville | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| DHDenver HMA Plant | Denver | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| EHElizabethville HMA Plant | Elizabethville | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| FCFBC Chemical Corporation - Mars | Mars | PA | Petroleum and Coal Products Manufacturing324122 | 20-99 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Frazer HMA | Frazer | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Glen Mills HMA | Glen Mills | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Glen Mills HMA | Glen Mills | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Lititz HMA | Lititz | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Penns Park HMA | Newtown | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Perkiomenville HMA | Perkiomenville | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials St Thomas | St Thomas | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials St Thomas | Saint Thomas | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| HMHeidelberg Materials Wrightsville HMA | Wrightsville | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| HPHFSinclair-Petrolia Plant (formerly Sonneborn) | Petrolia | PA | Petroleum and Coal Products Manufacturing324199 | 100-499 | ◐ LIKELY ACTIVE |
| HHHinkletown HMA Plant | Ephrata | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| IWInternational Waxes, Inc. | Smethport | PA | Petroleum and Coal Products Manufacturing324199 | 100-499 | ◐ LIKELY ACTIVE |
| KLKeystone Lime Company | Fort Hill | PA | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| LHLaflin HMA Plant | Laflin | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| LRLeesport RMC Plant | Leesport | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| LHLewisburg HMA Plant | Lewisburg | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| MCMid-atlantic Cooperative Solutions, INC. | New Oxford | PA | Petroleum and Coal Products Manufacturing324110 | — | ◐ LIKELY ACTIVE |
| MMyerstown | Myerstown | PA | Petroleum and Coal Products Manufacturing324122 | 500+ | ◐ LIKELY ACTIVE |
| PNPennStar - Northampton | Northampton | PA | Petroleum and Coal Products Manufacturing324191 | 20-99 | ◐ LIKELY ACTIVE |
| PSPmg Sm Pa, LLC | Allentown | PA | Petroleum and Coal Products Manufacturing324121 | 20-99 | ◐ LIKELY ACTIVE |
| PUPolyglass USA Inc. Hazleton | Hazleton | PA | Petroleum and Coal Products Manufacturing324122 | 100-499 | ◐ LIKELY ACTIVE |
| QHQuaker Houghton Pa, INC | Conshohocken | PA | Petroleum and Coal Products Manufacturing324191 | — | ◐ LIKELY ACTIVE |
| QCQuality Control New York | Cheektowag | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| QCQuality Control Western PA | New Enterprise | PA | Petroleum and Coal Products Manufacturing324121 | 20-99 | ◐ LIKELY ACTIVE |
| RSRoaring Spring HMA Plant | Roaring Spring | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| SOSealMaster of PA, Inc. | Hillsville | PA | Petroleum and Coal Products Manufacturing324121 | 20-99 | ◐ LIKELY ACTIVE |
| SHSomerset HMA Plant | Somerset | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |