| Dow Chemical Sabine River Operations | Air | Category B (moderate) | 10 |
| City of Alice | Air | Category A (major) | 1 |
| Blanchard Refining Galveston Bay Refinery | Air | Category B (moderate) | 54 |
| Dow Chemical Sabine River Operations | Air | Category B (moderate) | 5 |
| Chevron Phillips Chemical Cedar Bayou Plant | Air | Category B (moderate) | 35 |
| Beaumont Gas To Gasoline Plant | Air | Category B (moderate) | 16 |
| Ward Tractor Fm 1314 Project | Air | Category B (moderate) | 7 |
| Gulf Coast Growth Ventures Project | Air | Category B (moderate) | 9 |
| Si Group Texas Operations | Air | Category B (moderate) | 12 |
| Nutrien Us Borger Nitrogen Operations | Air | Category B (moderate) | 14 |
| G-3 Chickadee Purchaser | Air | Category B (moderate) | 5 |
| Chevron Phillips Chemical Cedar Bayou Plant | Air | Category B (moderate) | 7 |
| Phillips 66 NGL Fractionation Plant | Air | Category B (moderate) | 10 |
| Basf Total Fina Nafta Region Olefins Complex | Air | Category B (moderate) | 5 |
| B1lte Cdp | Air | Category B (moderate) | 17 |
| Chevron Phillips Chemical Sweeny Old Ocean Facilities | Air | Category B (moderate) | 10 |
| Flint Hills Resources East Refinery | Air | Category B (moderate) | 17 |
| Basf Total Fina Nafta Region Olefins Complex | Air | Category B (moderate) | 12 |
| Inv Nylon Chemicals Americas Victoria Site | Air | Category B (moderate) | 18 |
| Temporary Aci 3 | Air | Category B (moderate) | 7 |
| Temporary Aci 2 | Air | Category B (moderate) | 7 |
| Bh Ready Mix - Mission - Cbp | Air | Category B (moderate) | 2 |
| L&R Services | Air | Category B (moderate) | 2 |
| Portable Crushing Plant 1 | Air | Category B (moderate) | 2 |
| Lancaster Ranch Compressor Station and Treating Facility | Air | Category B (moderate) | 3 |
| Dozer 1h | Air | Category B (moderate) | 2 |
| Panther Lease Well 2 | Air | Category B (moderate) | 2 |
| LP Butler B Pad 3 | Air | Category B (moderate) | 2 |
| South Houston Green Power Site | Air | Category B (moderate) | 2 |
| Alliance Site | Air | Category B (moderate) | 3 |
| Concrete Batch Plant No 2 | Air | Category B (moderate) | 3 |
| Heavens Rainbow Bridge Pet Cemetery and Crematorium | Air | Category B (moderate) | 2 |
| Rohm and Haas Texas Deer Park Plant | Air | Category B (moderate) | 3 |
| Sterling Site Access Solutions | Air | Category B (moderate) | 2 |
| Willard Co2 Separation Plant | Air | Category B (moderate) | 3 |
| Tall Texan State 36 4h | Air | Category B (moderate) | 3 |
| Nichols Station Power Plant | Air | Category B (moderate) | 2 |
| Sekisui Specialty Chemicals America Pasadena Plant | Air | Category B (moderate) | 2 |
| Reeves Grass Fight Sec 5 Ctb | Air | Category B (moderate) | 2 |
| Tcc Sandblasting & Coating | Air | Category B (moderate) | 2 |
| North Nena Lucia Central Battery | Air | Category B (moderate) | 2 |
| Garland Municipal Power - Ray Olinger Plant | Air | Category B (moderate) | 4 |
| Lancaster Ranch Compressor Station and Treating Facility | Air | Category B (moderate) | 2 |
| Eastoflex C8 Eastotac C9 | Air | Category B (moderate) | 3 |
| Ramsey Thomas Cremation Service | Air | Category B (moderate) | 2 |
| Diego Ramos Property in Henderson | Air | Category B (moderate) | 2 |
| Triangle Brick Clay County Plant | Air | Category B (moderate) | 4 |
| Alabama - Coushatta Project Tribe Us 59 Project | Air | Category B (moderate) | 4 |
| Reeves Bexar Section 3 Ctb | Air | Category B (moderate) | 2 |
| Sjrr Power Peaking Facility | Air | Category B (moderate) | 2 |
| Covington 34-224 5h Tank Battery | Air | Category B (moderate) | 2 |
| Ascend Performance Materials Chocolate Bayou Plant | Air | Category B (moderate) | 2 |
| Trenchburner No 1 Serial No 190590 | Air | Category B (moderate) | 4 |
| Ng Concrete Batch Plant Sn 181018 | Air | Category B (moderate) | 3 |
| Eagle Railcar Services Channelview Tx | Air | Category B (moderate) | 2 |
| Hwy 90 Readymix Plant | Air | Category B (moderate) | 2 |
| Waverly Place Section 3 | Air | Category B (moderate) | 2 |
| Anchor Ex Project Bois Darc Ln | Air | Category B (moderate) | 2 |
| Cyrusone Sat 14 | Air | Category B (moderate) | 2 |
| Hardin County Retention Pond | Air | Category B (moderate) | 2 |
| 953 & 959 County Rd | Air | Category B (moderate) | 2 |
| Cement Co USA Cresson Railyard | Air | Category B (moderate) | 2 |
| Fullerton Field Sat 2026 | Air | Category B (moderate) | 2 |
| Robertson Clearfork Unit Sat 173 | Air | Category B (moderate) | 2 |
| Ray Dale Properties | Air | Category B (moderate) | 2 |
| Gregg Services | Air | Category B (moderate) | 3 |
| White Energy Hereford | Air | Category B (moderate) | 2 |
| Milam Pid 26697 | Air | Category B (moderate) | 2 |
| Ketjen | Air | Category B (moderate) | 4 |
| Mcelroy Metal Manufacturing Center | Air | Category B (moderate) | 2 |
| Sandblast Paint Service | Air | Category B (moderate) | 3 |
| Conveyors | Air | Category B (moderate) | 2 |
| Aeropres Victoria Lpg Transfer Facility | Air | Category B (moderate) | 3 |
| Channel Energy Center | Air | Category B (moderate) | 2 |
| Ineos Acetyls Chemicals Texas City | Air | Category B (moderate) | 2 |
| Rusk Iron & Salvage | Air | Category B (moderate) | 2 |
| Unauthorized Burn Site Loop 254 Ranger | Air | Category B (moderate) | 2 |
| Portable Hmp 2 | Air | Category B (moderate) | 3 |
| Blanchard Refining Galveston Bay Refinery | Air | Category B (moderate) | 3 |
| Timber Grove Equestrian Center LLC | Air | Category B (moderate) | 2 |
| Gate Precast Sp1 | Air | Category B (moderate) | 4 |
| Area 72 Cgp Facility | Air | Category B (moderate) | 3 |
| Cbp No 2 | Air | Category B (moderate) | 3 |
| Airport Maintenance | Air | Category B (moderate) | 2 |
| 7214 Benning Ave Residence | Air | Category B (moderate) | 2 |
| Racetrac 130 | Air | Category B (moderate) | 2 |
| Nucor Insulated Panel Group | Air | Category B (moderate) | 4 |
| Diego Ramos Property in Henderson | Air | Category B (moderate) | 2 |
| Welcome Food Mart | Air | Category B (moderate) | 4 |
| Odyssey Energy Altura Cogen | Air | Category B (moderate) | 3 |
| Totalenergies Petrochemicals & Refining USA La Porte Plant | Air | Category B (moderate) | 4 |
| Tpc Group Port Neches Operations | Air | Category B (moderate) | 2 |
| 11202 Cotillion Dr Residence | Air | Category B (moderate) | 2 |
| Mb Frac I II and III | Air | Category B (moderate) | 2 |
| Exxonmobil Oil Beaumont Polyethylene Plant | Air | Category B (moderate) | 3 |
| Unauthorized Burn at 2631 Fm 3034 Abilene | Air | Category B (moderate) | 2 |
| Etc Texas Pl Pipeline Reeves County | Air | Category B (moderate) | 2 |
| Graphic Packaging International Texarkana Mill | Air | Category B (moderate) | 2 |
| Ineos Acetyls Chemicals Texas City | Air | Category B (moderate) | 2 |
| Aci Unit 2 S&J Margerstadt Rd | Air | Category B (moderate) | 2 |
| Isp Technologies | Air | Category B (moderate) | 2 |
| Mb Frac I II and III | Air | Category B (moderate) | 4 |
| Traylor North No 1 Central Facility | Air | Category B (moderate) | 3 |
| Ascend Performance Materials Chocolate Bayou Plant | Air | Category B (moderate) | 2 |
| Robertson Clearfork Unit Sat 173 | Air | Category B (moderate) | 2 |
| Ward Tractor Fm 1314 Project | Air | Category B (moderate) | 2 |
| Valley Co-Op Harlingen Facility | Air | Category B (moderate) | 3 |
| Energy Transfer Nederland Lpg Terminal | Air | Category B (moderate) | 2 |
| Solstice Advanced Materials Orange Plant | Air | Category B (moderate) | 2 |
| Gateway 31 | Air | Category B (moderate) | 2 |
| Area 51 Cgp Facility | Air | Category B (moderate) | 2 |
| Anton Co2 Re-Injection Facility | Air | Category B (moderate) | 2 |
| Racetrac 253 | Air | Category B (moderate) | 2 |
| Arlington Cabinet Shop | Air | Category B (moderate) | 2 |
| Duininck Asphalt Plant 1 | Air | Category B (moderate) | 2 |
| City of Wolfforth | Air | Category B (moderate) | 2 |
| Blanchard Refining Galveston Bay Refinery | Air | Category B (moderate) | 2 |
| Totalenergies Petrochemicals & Refining USA Hda Plant | Air | Category B (moderate) | 3 |
| 8307 Cross Wind | Air | Category B (moderate) | 2 |
| 1454 Briar Cliff Residence | Air | Category B (moderate) | 2 |
| Portable Rock Crusher 1 | Air | Category B (moderate) | 3 |
| Blackwater Salt Water Disposal | Air | Category B (moderate) | 4 |
| 482 Materials | Air | Category B (moderate) | 1 |
| Citgo Corpus Christi Refinery West Plant | Air | Category B (moderate) | 1 |
| Ellwood Phase 2 Detention | Air | Category B (moderate) | 1 |
| Classic Buick Pontiac Gmc Truck | Air | Category B (moderate) | 1 |
| Neo 1h | Air | Category B (moderate) | 1 |
| City Mesquite Compost Facility | Air | Category B (moderate) | 1 |
| Praxair Texas City Hydrogen Complex | Air | Category B (moderate) | 1 |
| Trinity Industries Plant 25 | Air | Category B (moderate) | 1 |
| Texas City Cogeneration | Air | Category B (moderate) | 1 |
| Crushing Plant 1 Sn 31661 | Air | Category B (moderate) | 1 |
| Aws-Project Eagle | Air | Category B (moderate) | 1 |
| Portable Crusher Account 90 9733 J | Air | Category B (moderate) | 1 |
| Univar Solutions USA Conroe | Air | Category B (moderate) | 1 |
| Motor Home Specialist | Air | Category B (moderate) | 1 |
| Rpc Power | Air | Category B (moderate) | 1 |
| Jackson County Gas Plant | Air | Category B (moderate) | 1 |
| Cinnamon Shores Unit 5 | Air | Category B (moderate) | 1 |
| Pipeline Operated By Delaware Basin Midstream Culberson County | Air | Category B (moderate) | 1 |
| Eagle Railcar Services Channelview Tx | Air | Category B (moderate) | 1 |
| Caterpillar Seguin Engine Center | Air | Category B (moderate) | 1 |
| West Fraser Texas Jefferson OSB | Air | Category B (moderate) | 1 |
| Imd Motors | Air | Category B (moderate) | 1 |
| Cox Compressor Station - Cs-Cxc | Air | Category B (moderate) | 1 |
| Compressor Station 802 | Air | Category B (moderate) | 1 |
| Brice Sand & Gravel Plant | Air | Category B (moderate) | 1 |
| 1604 Ready Mix Concrete Operation | Air | Category B (moderate) | 1 |
| Weebe Industries | Air | Category B (moderate) | 1 |
| Thermal Energy Teco | Air | Category B (moderate) | 1 |