| QCQuaker Chemical Corporation | Conshohocken | PA | Petroleum and Coal Products Manufacturing324191 | — | ◐ LIKELY ACTIVE |
| QHQuaker Houghton Pa, INC | Conshohocken | PA | Petroleum and Coal Products Manufacturing324191 | — | ◐ 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 |
| SHSteelton HMA Plant | Steelton | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| TPTitusville Plant | Titusville | PA | Petroleum and Coal Products Manufacturing324199 | 20-99 | ◐ LIKELY ACTIVE |
| THTyrone HMA Plant | Tyrone | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| URUnited Refining Company | Warren | PA | Petroleum and Coal Products Manufacturing324110 | 500+ | ◐ LIKELY ACTIVE |
| WHWescoville HMA Plant | Allentown | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| 1P12 Plant Area Cleanup | Marcus Hook | PA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| AAAmer Asphalt Paving Co/east Falls Plt | Falls | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| BCB Carmichael Enterprises INC | Ridley Park | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| BMBldg Materials Mfg Corp/erie | Erie | PA | Petroleum and Coal Products Manufacturing324122 | — | ◇ UNVERIFIED |
| CLCalumet Lubricants Co/rouseville Plt | Rouseville | PA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| CRCj Robinson Company, INC. | East Greenville | PA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| DGDalrymple Gravel & Contr/bradford Cnty Plt | Sayre | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| DSD.a. Stuart Company | Verona | PA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| DCDerry Const CO Inc/torrance Plt | Torrance | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| FCFolino Construction | Coraopolis | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GSGlacial Sand & Gravel/bridgeburg Coal Tipple | Adrian | PA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| GOGlenn O Hawbaker Inc/asphalt Plt Grove City | Grove City | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GOGlenn O Hawbaker Inc/turtlepoint | Turtlepoint | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| HKHaines & Kibblehouse/dunmore Materials | Dunmore | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| HKHaines & Kibblehouse Locust Ridge Asphalt | Pocono Lake | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| HRHawbaker Recycling Center Stormwater Pag-03 | State College | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| HMHighway Materials Inc/nazareth Asphalt Plt | Nazareth | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| HCHumphrey Charcoal, INC. | Brookville | PA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| ICIa Construction Gibsonia | Gibsonia | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| KDK. Dolan Corporation | Blairsville | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| KMKoch Materials CO. | York | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| LVLaurel Valley Metals | Blairsville | PA | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| LPLindy Paving Downing Ave Fac/erie | Erie | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| LPLindy Paving Inc/new Kensington Plt | New Kensington | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| LPLindy Paving/wheatland Asphalt Plt | Wheatland | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| MHManuel Hicks & Son’s Paving | Hanover | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| NLNepaca, LLC | Archbald | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| NCNesl Camp Hill Facility | Camp Hill | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| NDNesl Denver Facility | Denver | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| NONesl Ormrod Facility | Coplay | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| NSNesl Steelton Facility | Harrisburg | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| NFNorth Fayette Supply Speers Site | Charleroi | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| OCO Cross Paving/erie | Union City | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| PPavemasters | Newport | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| PSPennsy Supply INC Dba Mcminns Asphalt Co/e Petersburg | East Petersburg | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| PSPennsy Supply Inc/dorrance Asphalt Plt | Dorrance | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| PSPennsy Supply INC Fiddler Elbow North Facility | Middletown | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| PEPhiladelphia Energy Solutions | Philadelphia | PA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| PUPolyglass USA | Hazleton | PA | Petroleum and Coal Products Manufacturing324122 | — | ◇ UNVERIFIED |
