| ESEnergy Security Partners Gtl Plant | Redfield | AR | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| FSFort Smith Sanitary Landfill | Fort Smith | AR | Chemical Manufacturing325314 | — | ◐ LIKELY ACTIVE |
| HMHalliburton Magnet Cove Grinding Plant | Malvern | AR | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| HFHelm Fertilizer Terminal, INC. | Helena | AR | Chemical Manufacturing325314 | — | ◐ LIKELY ACTIVE |
| HIHexion INC. - Hope Plant | Hope | AR | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| HSHuber Specialty Hydrates, LLC | Bauxite | AR | Chemical Manufacturing325188 | — | ◐ LIKELY ACTIVE |
| IIIngels INC. | Jonesboro | AR | Chemical Manufacturing325320 | — | ◐ LIKELY ACTIVE |
| JCJefferson County Landfill | Pine Bluff | AR | Chemical Manufacturing325314 | — | ◐ LIKELY ACTIVE |
| PTPellucere Technologies | Springdale | AR | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| RORoyal Oak Charcoal - Snow Division | Yellville | AR | Chemical Manufacturing325191 | — | ◐ LIKELY ACTIVE |
| RORoyal Oak Enterprises LLC | Huntsville | AR | Chemical Manufacturing325194 | — | ◐ LIKELY ACTIVE |
| SCSwift Chemical CO | Rogers | AR | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| WIWelsco, INC. | North Little Rock | AR | Chemical Manufacturing325120 | — | ◐ LIKELY ACTIVE |
| ALAir Liquide | Armorel | AR | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| BFBaltz Feed CO. INC. | Pocahontas | AR | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| BCBasf Corporation | West Memphis | AR | Chemical Manufacturing325190 | — | ◇ UNVERIFIED |
| BTBasin Transportation LLC | Benton | AR | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| BOBruce Oakley, INC | North Little Rock | AR | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| CCCedar Chemical | Helena | AR | Chemical Manufacturing325000 | — | ◇ UNVERIFIED |
| COCedar Oil Works | Hot Springs | AR | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CCCypress Chemical | Helena | AR | Chemical Manufacturing325311 | — | ◇ UNVERIFIED |
| DCDelta Co-op INC | Marmaduke | AR | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| DRDiaz Refinery - Prp Committee Site Trust | Diaz | AR | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| EEEcotech Enterprises, INC | Scott | AR | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| EDEl Dorado Compost Facility | El Dorado | AR | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| EPElectrical Power Generator - Osceola | Osceola | AR | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| ETEnviro Tech Chemical Service, INC. Plant 6 | Helena-west Helena | AR | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| FCFayetteville, City of | Fayetteville | AR | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| GDGeneral Dynamics - Ots INC. (camden Op.) | Hampton | AR | Chemical Manufacturing325920 | — | ◇ UNVERIFIED |
| GSGeo Specialty Chemicals | Little Rock | AR | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| GEGood Earth Horticulture | Menifee | AR | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| HEHalliburton Energy/magnet Cove | Magnet Cove | AR | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| HFHelm Fertilizer Terminal, INC. | Helena | AR | Chemical Manufacturing325311 | — | ◇ UNVERIFIED |
| HCHempstead County Farmer Assoc. | Hope | AR | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| HIHexion, INC. | Batesville | AR | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| JRJacksonville Recycling Center | Jacksonville | AR | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| LILilly Industries INC | Little Rock | AR | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas, INC. | Mulberry | AR | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| MIMesa Industries | Fort Smith | AR | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| MLMesser LLC | Lewisville | AR | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| NINitron Industries, LLC | Fayetteville | AR | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| NWNu Way Products CO. | West Memphis | AR | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| OPOmni Preventive Care 3m Espe | Bentonville | AR | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| OBOmnium Blytheville Formulation | Blytheville | AR | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| OCOzark Charcoal (formerly Royal Oak) | Ozark | AR | Chemical Manufacturing325191 | — | ◇ UNVERIFIED |
| PSParker Solvents Company, INC. | Little Rock | AR | Chemical Manufacturing325612 | — | ◇ UNVERIFIED |
| PCPolyone CORP. | Wynne | AR | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| QPQuapaw Products | Helena | AR | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| RORoyal Oak Enterprises | Omaha | AR | Chemical Manufacturing325191 | — | ◇ UNVERIFIED |
| RORoyal Oak Enterprises - Huntsville | Huntsville | AR | Chemical Manufacturing325191 | — | ◇ UNVERIFIED |