Draft Permits
Final Permits
The following Title V operating permits have been issued. To view Construction or PSD permits, please go to the construction permits search page.
Please note the following regarding permit numbers:
##-TV-###R#-M###
- The first two digits represent the year in which the initial permit was issued.
- "TV" signifies that it is a Title V operating permit.
- "R#" is inserted into permits that have been renewed. The number after the "R" represents the number of times the permit has been renewed.
- "M###" is inserted into permits that have been modified. The number after the "M" represents the number of times the permit has been modified.
DISCLAIMER: Although every attempt is made to ensure that the information placed on this site is accurate and timely, the Iowa DNR cannot assure the accuracy of these renditions of printed Title V permits. You are urged to consult the official printed versions of these documents. This site cannot legally be cited as an official or authoritative source.
| Facility | Facility Number | City | Permit Number |
|---|---|---|---|
| 3M (Minnesota Mining & Manufacturing Co.) | 63-01-001 | Knoxville | 01-TV-025R3 |
| Absolute Energy LLC | 66-10-001 | Saint Ansgar | 13-TV-007R2 |
| Ag Processing Inc. - Algona | 55-01-032 | Algona | 15-TV-008R1 |
| Ag Processing, Inc. | 99-01-001 | Eagle Grove | 05-TV-005R3 |
| Ag Processing, Inc. | 74-01-012 | Emmetsburg | 04-TV-013R2 |
| Ag Processing, Inc. | 14-02-003 | Manning | 11-TV-004R2 |
| Ag Processing, Inc. | 17-01-027 | Mason City | 12-TV-003R2 |
| Ag Processing, Inc. | 97-04-005 | Sergeant Bluff | 99-TV-004R3 |
| Ag Processing, Inc. | 71-01-001 | Sheldon | 12-TV-001R2 |
| Ajinomoto Animal Nutrition North America, Inc. - AHI | 68-09-002 | Eddyville | 00-TV-028R4 |
| Ajinomoto USA, Inc. | 68-09-003 | Eddyville | 23-TV-001-M001 |
| Alliance Pipeline L.P. - 27-A Compressor Station | 28-01-026 | Manchester | 03-TV-014R4 |
| Altec Osceola Body Plant | 20-01-018 | Osceola | 09-TV-003R2-M001 |
| Amcor Flexibles North America, Inc. | 04-01-002 | Centerville | 01-TV-001R4 |
| American Bath Group | 90-01-023 | Ottumwa | 00-TV-038R2 |
| American Packaging Co. | 85-03-003 | Story City | 00-TV-058R4 |
| Amsted Rail Company, Inc. | 56-01-023 | Keokuk | 02-TV-014R4 |
| ANR Pipeline Co. - Birmingham Compressor | 51-03-001 | Birmingham | 99-TV-033R4 |
| ANR Pipeline Co. - Lineville Compressor | 93-05-001 | Lineville | 00-TV-025R4 |
| Archer Daniels Midland Corn Processing | 57-01-080 | Cedar Rapids | 08-TV-004R1-M002 |
| Archer Daniels Midland | 23-01-006 | Clinton | 06-TV-007R1 |
| Archer Daniels Midland / BioProcessing Plant | 23-01-006-03 | Clinton | 17-TV-002R1 |
| Archer Daniels Midland / CO-GEN Plant | 23-01-006-02 | Clinton | 11-TV-007R2 |
| Archer Daniels Midland | 77-01-045 | Des Moines | 04-TV-020R1 |
| Arconic Davenport Works (formerly Alcoa) | 82-01-002 | Riverdale | 03-TV-025R3 |
| Arcosa Wind Towers, Inc. | 50-01-049 | Newton | 15-TV-012R1 |
| Ashley Industrial Molding Inc. | 33-01-003 | Oelwein | 14-TV-009R2 |
| Atlas Molded Products, A Division of Atlas Roofing Corporation | 92-01-021 | Washington | 99-TV-041R4 |
| Bayer CropScience LP (EIQ # 92-3670) | 70-01-008 | Muscatine | 04-TV-002R3 |
| Bayer CropScience LP (EIQ # 92-6908) | 70-01-008 | Muscatine | 04-TV-006R3-M001 |
| Bayer CropScience LP (EIQ # 92-6909) | 70-01-008 | Muscatine | 04-TV-010R3 |
| Bertch Cabinet, LLC - Oelwein | 33-01-020 | Oelwein | 99-TV-051R4 |
| Bertch Cabinet Manufacturing, Inc. - Oasis | 07-01-086 | Waterloo | 03-TV-026R3 |
| Bertch Cabinet Manufacturing, Inc. - Wood Cabinets | 07-01-063 | Waterloo | 03-TV-009R3 |
| Bertch Cabinet Manufacturing, Inc. - Legacy Division | 10-02-008 | Jesup | 01-TV-003R4 |
| Big River Resources, LLC | 29-02-012 | West Burlington | 09-TV-005R2 |
| Big River United Energy, LLC | 28-12-001 | Dyersville | 14-TV-010R2 |
| BioSpringer North America Corporation | 57-01-226-02 | Cedar Rapids | 12-TV-005R2-M001 |
| Black Hawk County Sanitary Landfill | 07-01-121 | Waterloo | 99-TV-054R4 |
| Brand FX Body Co. | 76-01-014 | Pocahontas | 06-TV-002R3 |
| Brand FX Body Co. | 55-03-004 | Swea City | 99-TV-027R4 |
| Bridgestone Americas Tire Operations | 77-01-022 | Des Moines | 05-TV-008R2-M001 |
| Bunge North America, Inc. | 78-01-085 | Council Bluffs | 02-TV-017R3 |
| Cambrex Charles City, Inc. | 34-01-015 | Charles City | 15-TV-007R1-M001 |
| Cargill, Inc. | 57-01-004 | Cedar Rapids | 07-TV-006R3 |
| Cargill, Inc. - Fort Dodge | 94-01-080 | Fort Dodge | 17-TV-003R1 |
| Cargill, Inc. - Soybean East Plant | 57-01-003 | Cedar Rapids | 99-TV-044R4 |
| Cargill Cedar Rapids West | 57-01-002 | Cedar Rapids | 07-TV-010R3 |
| Cargill, Inc. | 68-09-001 | Eddyville | 06-TV-006R1 |
| Cargill, Inc. | 42-01-003 | Iowa Falls | 99-TV-050R4 |
| Cargill, Inc.- Sioux City | 97-01-001 | Sioux City | 99-TV-013R4 |
| Cargill - Vitamin E | 68-09-005 | Eddyville | 04-TV-004R3 |
| CB&I Constructors, Inc. | 77-10-002 | Clive | 01-TV-011R3 |
| CDI, LLC | 34-01-035 | Charles City | 14-TV-012R2 |
| CDI, LLC | 95-01-012 | Forest City | 06-TV-004R3 |
| Cedar Falls Municipal Electric Utility | 07-02-005-01 | Cedar Falls | 98-TV-005R3 |
| Cedar Falls Municipal Electric Utility - CTS | 07-02-005-02 | Cedar Falls | 01-TV-006R4 |
| Cedar Falls Municipal Water Utility | 07-02-005-03 | Cedar Falls | 11-TV-006R2 |
| Cedar Rapids/Linn County Solid Waste Agency Site #2 | 57-01-130-02 | Marion | 12-TV-006R2 |
| Cedar Rapids WPCF | 57-01-077 | Cedar Rapids | 05-TV-001R3 |
| Central Disposal Systems, Inc. | 95-02-012 | Lake Mills | 02-TV-020R4 |
| Central Iowa Power Coop - Summit Lake Facility | 88-01-004 | Creston | 99-TV-003R4 |
| Central Iowa Renewable Energy (CORN), LP | 99-05-003 | Goldfield | 10-TV-004R2-M001 |
| CertainTeed Gypsum Ceiling Mfg, Inc. | 94-01-002 | Fort Dodge | 99-TV-028R4 |
| CF Industries Nitrogen, LLC - Port Neal Nitrogen Complex | 97-01-030 | Sergeant Bluff | 99-TV-024R4 |
| CHS McPherson Refining Inc. | 78-01-092 | Council Bluffs | 99-TV-040R3 |
| City of Ames - CTs | 85-01-006-01 | Ames | 99-TV-022R4 |
| City of Ames - Steam Electric Plant | 85-01-006-02 | Ames | 97-TV-008R4 |
| City of Indianola Water Resource Recovery Facility | 91-01-038 | Indianola | 24-TV-001 |
| City of Shenandoah | 73-01-026 | Shenandoah | 11-TV-002R2 |
| Climax Molybdenum Co. | 56-02-021 | Fort Madison | 03-TV-001R2 |
| Clow Valve Co. - Plant 1 Foundry | 62-01-001-01 | Oskaloosa | 10-TV-002R2-M001 |
| Clow Valve Co. - Plant 2 Machine Shop | 62-01-001-02 | Oskaloosa | 10-TV-003R2-M001 |
| CNH Industrial America, LLC | 29-01-006 | Burlington | 02-TV-008R3 |
| ConAgra Foods | 07-01-107 | Waterloo | 21-TV-002-M001 |
| Construction Products, Inc. | 77-01-109 | Des Moines | 99-TV-006R4 |
| Continental Carbonic Products | 24-01-035 | Denison | 21-TV-005 |
| Continental Cement Company - Davenport Plant | 82-04-005 | Buffalo | 04-TV-007R3 |
| Corn Belt Power Coop - Wisdom Generation Station | 21-01-003 | Spencer | 98-TV-002R4 |
| CURRIES Division of AADG - 12th Street NW | 17-01-087-02 | Mason City | 00-TV-032R4 |
| Des Moines County Regional Sanitary Landfill | 29-02-010 | West Burlington | 18-TV-002R1 |
| Des Moines Metropolitan Wastewater Reclamation Authority | 77-01-317 | Des Moines | 16-TV-007R1 |
| Donaldson Co., Inc. | 45-01-003 | Cresco | 99-TV-043R4 |
| Dubuque Metropolitan Sanitary Landfill | 31-01-151 | Dubuque | 11-TV-003R2 |
| Eagle Window and Door, Inc. | 31-01-061 | Dubuque | 03-TV-015R4 |
| Eddyville Chlor-Alkali, LLC | 68-09-008 | Eddyville | 19-TV-004R1 |
| Elite Octane, LLC | 15-01-042 | Atlantic | 20-TV-004 |
| Enterprise NGL Pipeline - Iowa City Terminal | 52-01-032 | Iowa City | 01-TV-007R4 |
| Equistar Chemicals | 23-01-004 | Clinton | 04-TV-008R3 |
| Faircast, Inc. | 51-01-005 | Fairfield | 99-TV-058R3 |
| Flint Hills Resources Menlo, LLC | 39-06-002 | Menlo | 15-TV-006R1 |
| Flint Hills Resources Shell Rock, LLC | 12-04-007 | Shell Rock | 15-TV-003R1 |
| FRES-CO Systems USA, Inc. | 69-01-020 | Red Oak | 07-TV-007R3 |
| Gable Corporation | 78-01-121 | Council Bluffs | 16-TV-002R1 |
| Georgia-Pacific Gypsum, LLC | 94-01-010 | Fort Dodge | 99-TV-035R3 |
| Gerdau Ameristeel US, Inc. | 70-03-003 | Wilton | 03-TV-006R3 |
| Gevo NW Iowa RNG, LLC | 60-06-006 | Doon | 25-TV-001 |
| GM Cereal Properties, Inc. | 57-01-012 | Cedar Rapids | 04-TV-016R3-M001 |
| Golden Grain Energy, LLC | 17-01-100 | Mason City | 09-TV-002R2 |
| Grain Processing Corp. | 70-01-004 | Muscatine | 03-TV-029R2 |
| Green Plains Shenandoah, LLC | 36-10-001-01 | Shenandoah | 13-TV-004R2 |
| Green Plains Superior, LLC | 30-08-002 | Superior | 13-TV-005R2 |
| Green Valley Chemical Corp. | 88-01-017 | Creston | 99-TV-002R4-M001 |
| GROWMARK, Inc. - Fort Dodge Terminal | 94-07-001 | Duncombe | 97-TV-004R4-M001 |
| Guardian Industries Corp. | 23-02-013 | Dewitt | 99-TV-059R4 |
| Harsco Metals | 70-01-054 | Muscatine | 07-TV-008R3 |
| Henniges Automotive Iowa Inc. | 56-01-008 | Keokuk | 04-TV-015R3 |
| Homeland Energy Solutions, LLC | 19-04-002 | Lawler | 14-TV-001R2 |
| HNI Corporation - Central Campus | 70-01-006 | Muscatine | 02-TV-028R2 |
| HNI Corporation - North Campus | 70-01-050 | Muscatine | 03-TV-032R2 |
| Indianola Municipal Utilities | 91-01-002 | Indianola | 13-TV-002R2 |
| Indianola Water Pollution Control Department | 91-01-015 | Indianola | 13-TV-003R2 |
| Industrial Energy Applications, Inc. | 45-01-007 | Cresco | 18-TV-006R1 |
| Industrial Energy Applications, Inc.-JBS USA | 64-01-045 | Marshalltown | 15-TV-002R1 |
| Industrial Energy Applications, Inc. (Norplex) | 03-02-007 | Postville | 21-TV-003 |
| Industrial Laminates/Norplex, Inc. | 03-02-001 | Postville | 99-TV-039R3-M001 |
| Ingredion Incorporated | 57-01-025 | Cedar Rapids | 04-TV-001R3 |
| International Paper Cedar River Mill | 57-01-153 | Cedar Rapids | 15-TV-005R1 |
| Iowa Army Ammunition Plant | 29-01-004 | Middletown | 04-TV-019R3 |
| Iowa City Sanitary Landfill | 52-01-053 | Iowa City | 00-TV-007R4 |
| Iowa EPS Products, Inc. | 77-01-337 | Des Moines | 21-TV-004 |
| Iowa Fertilizer Company | 56-10-001 | Wever | 20-TV-001 |
| Iowa State University | 85-01-007-01 | Ames | 04-TV-014R3 |
| IPL - Burlington Generating Station | 29-01-013 | Burlington | 98-TV-023R4 |
| IPL - Emery Generating Station | 17-02-016 | Clear Lake | 07-TV-011R3 |
| IPL - Lime Creek Combustion Turbine | 17-01-066 | Mason City | 98-TV-003R5 |
| IPL - Ottumwa Generating Station (OGS) | 90-07-001 | Ottumwa | 98-TV-009R2-M002 |
| IPL - Prairie Creek Generating Station | 57-01-042 | Cedar Rapids | 99-TV-010R3 |
| IPL - Marshalltown Generating Station | 64-01-012 | Marshalltown | 98-TV-010R4-M001 |
| JBS USA, LLC | 64-01-015 | Marshalltown | 15-TV-004R1 |
| John Deere - Des Moines Works | 77-01-035 | Ankeny | 04-TV-017R2-M001 |
| John Deere - Davenport Works | 82-01-043 | Davenport | 01-TV-008R3-M001 |
| John Deere - Dubuque Works | 31-01-009 | Dubuque | 01-TV-021R3-M001 |
| John Deere - Engine Works | 07-01-091 | Waterloo | 04-TV-018R3-M001 |
| John Deere - Foundry Waterloo | 07-01-010 | Waterloo | 02-TV-012R3 |
| John Deere - Ottumwa Works | 90-01-003 | Ottumwa | 03-TV-028R3 |
| John Deere - Product Engineering Center | 07-01-087 | Cedar Falls | 05-TV-004R3-M001 |
| John Deere Coating Services Center | 07-01-111 | Waterloo | 99-TV-038R3-M001 |
| John Deere Waterloo Works - Tractor & Cab Assembly Operations | 07-01-085 | Waterloo | 02-TV-024R3-M001 |
| John Deere - Waterloo Works - Drive Train Operations | 07-01-077 | Waterloo | 03-TV-027R3 |
| Keokuk Mills, LLC | 56-01-025 | Keokuk | 04-TV-012R3 |
| Koch Fertilizer Co. | 94-01-005 | Fort Dodge | 00-TV-010R4-M002 |
| KraftHeinz - Muscatine | 70-01-005 | Muscatine | 01-TV-020R3 |
| Landfill of North Iowa | 17-02-024 | Clear Lake | 12-TV-002R2 |
| Latham Pool Products, Inc. | 23-02-028 | DeWitt | 19-TV-002-R1 |
| Lehigh Cement Company | 17-01-005 | Mason City | 04-TV-011R2 |
| Lincolnway Energy, LLC | 85-02-017 | Nevada | 14-TV-002R2 |
| Linde, Inc. - Fort Dodge, IA Carbon Dioxide Plant | 94-07-004 | Duncombe | 08-TV-002R3 |
| Linwood Mining and Minerals Corporation | 82-01-015 | Davenport | 04-TV-005R2 |
| Little Sioux Corn Processors, LLLP | 18-02-006 | Marcus | 10-TV-005R2 |
| Loess Hills Regional Sanitary Landfill | 65-02-005 | Malvern | 17-TV-001R1 |
| LOPAREX, Inc. | 52-01-037 | Iowa City | 01-TV-005R3-M001 |
| Magellan Pipeline Co., L.P. | 17-02-002 | Clear Lake | 98-TV-006R4 |
| Magellan Pipeline Co., L.P. | 52-02-006 | Coralville | 03-TV-010R4 |
| Magellan Pipeline Co., L.P. | 31-01-034 | Dubuque | 03-TV-003R4 |
| Magellan Pipeline Co., L.P. | 30-02-004 | Milford | 03-TV-004R4 |
| Magellan Pipeline Co., L.P. | 77-01-114 | Des Moines | 98-TV-019R3 |
| Magellan Pipeline Co., L.P. | 97-01-118 | Sioux City | 98-TV-018R4 |
| Magellan Pipeline Co., L.P. | 07-01-040 | Waterloo | 97-TV-005R3 |
| Manly Terminal, LLC | 98-02-004 | Manly | 09-TV-004R2 |
| Maquoketa Municipal Electric Utility | 49-01-013-01 | Maquoketa | 04-TV-009R3 |
| Masterbrand Cabinets, Waterloo Operations | 07-01-061 | Waterloo | 00-TV-055R4 |
| Metro Methane Recovery Facility | 77-14-002 | Mitchellville | 03-TV-005R3 |
| Metro Park East Sanitary Landfill | 77-14-003 | Mitchellville | 03-TV-033R3 |
| MidAmerican Energy Co. - Coralville CTs | 52-02-001 | Coralville | 00-TV-015R4 |
| MidAmerican Energy Co. - Electrifarm CTs | 07-01-038 | Waterloo | 99-TV-034R4 |
| MidAmerican Energy Co. - George Neal North | 97-04-010 | Sergeant Bluff | 97-TV-002R4 |
| MidAmerican Energy Co. - George Neal South | 97-04-011 | Salix | 97-TV-003R4 |
| MidAmerican Energy Co. - Knoxville Power Station | 63-01-017 | Knoxville | 01-TV-028R4 |
| MidAmerican Energy Co. - Louisa | 58-07-001 | Muscatine | 98-TV-029R4-M001 |
| MidAmerican Energy Co. - Merl Parr CTs | 34-01-023 | Charles City | 98-TV-033R4 |
| MidAmerican Energy Co. - Pleasant Hill CTs | 77-13-002 | Pleasant Hill | 97-TV-006R3 |
| MidAmerican Energy Co. - River Hills CTs | 77-01-054 | Des Moines | 98-TV-015R4 |
| MidAmerican Energy Co. - Shenandoah Power Station | 73-01-018 | Shenandoah | 01-TV-024R4 |
| MidAmerican Energy Co. - Sycamore CTs | 77-09-002 | Johnston | 98-TV-014R4 |
| MidAmerican Energy Co. - Walter Scott Jr. Energy Center | 78-01-026 | Council Bluffs | 97-TV-001R3 |
| MidAmerican Energy Co. - Waterloo Lundquist Station | 07-01-133 | Waterloo | 01-TV-027R4 |
| Moveero - Armstrong | 32-02-004 | Armstrong | 99-TV-020R4 |
| Moveero - Estherville | 32-01-016 | Estherville | 99-TV-019R4 |
| MTBT - Ottumwa | 90-01-070 | Ottumwa | 25-TV-002 |
| Muscatine Power & Water | 70-01-011 | Muscatine | 98-TV-021R4 |
| National Centers for Animal Health | 85-01-017 | Ames | 02-TV-001R4 |
| Natural Gas Pipeline Co. of America - Station 107 | 65-04-001 | Emerson | 99-TV-012R5 |
| Natural Gas Pipeline Co. of America - Station 108 | 91-06-001 | Truro | 00-TV-003R4-M001 |
| Natural Gas Pipeline Co. of America - Station 109 | 54-10-001 | Harper | 00-TV-049R4 |
| Natural Gas Pipeline Co. of America - Station 198 | 63-01-013 | Knoxville | 99-TV-048R4-M001 |
| Natural Gas Pipeline Co. of America - Station 199 | 58-04-002 | Letts | 00-TV-006R4-M001 |
| Natural Gas Pipeline Co. of America - Station 204 | 58-02-007 | Columbus Junction | 00-TV-024R4-M001 |
| Natural Gas Pipeline Co. of America - Station 205 | 92-10-001 | Keota | 00-TV-048R4 |
| Naturally Recycled Proteins of Iowa, LLC | 42-08-003 | Steamboat Rock | 12-TV-004R2-M001 |
| Nichols Aluminum, LLC | 82-01-089 | Davenport | 03-TV-017R3 |
| North Central Iowa Regional Solid Waste Agency (NCIRSWA) Sanitary Landfill | 94-01-079 | Fort Dodge | 20-TV-002 |
| Northern Natural Gas Co. - Ventura Compressor Station | 41-02-005-02 | Garner | 00-TV-044R4-M001 |
| Northern Natural Gas Co. - Oakland | 78-04-006 | Oakland | 98-TV-017R5 |
| Northern Natural Gas Co. - Ogden | 08-03-004 | Ogden | 98-TV-028R4-M002 |
| Northern Natural Gas Co. - Redfield | 25-05-002 | Redfield | 00-TV-014R4 |
| Northern Natural Gas Co. - Waterloo | 07-01-057 | Waterloo | 01-TV-016R4 |
| Novelis ALR Aluminum, LLC (Davenport Finishing) | 82-01-017 | Davenport | 00-TV-060R4 |
| NSK Corp. | 73-02-010 | Clarinda | 12-TV-007R2 |
| NuStar Pipeline | 75-01-018 | Le Mars | 00-TV-011R4 |
| NuStar Pipeline | 30-02-010 | Milford | 00-TV-012R4 |
| NuStar Pipeline | 60-01-012 | Rock Rapids | 00-TV-013R4-M001 |
| OSI Industries, LLC | 78-04-001 | Oakland | 16-TV-001R1-M001 |
| Osmium Data Center | 91-09-005 | West Des Moines | 24-TV-004 |
| Pella Corp. - Pella Operations | 63-02-003 | Pella | 00-TV-030R4 |
| Pella West Substation | 63-02-023 | Pella | 98-TV-011R4 |
| Pine Lake Corn Processors | 42-08-001 | Steamboat Rock | 19-TV-001R1 |
| PMX Industries, Inc. | 57-01-095 | Cedar Rapids | 02-TV-022R4 |
| POET Biorefining - Arthur | 47-04-001 | Arthur | 10-TV-008R2 |
| POET Biorefining - Ashton | 72-03-002 | Ashton | 14-TV-006 |
| POET Biorefining - Coon Rapids | 39-11-001 | Coon Rapids | 07-TV-001R3 |
| POET Biorefining - Corning | 02-05-001 | Corning | 14-TV-007R1 |
| POET Biorefining - Emmetsburg | 74-01-022 | Emmetsburg | 14-TV-003R1-M001 |
| POET Biorefining - Fairbank | 10-04-007 | Fairbank | 15-TV-010R1-M001 |
| POET Biorefining - Gowrie | 94-02-004 | Gowrie | 18-TV-008R1 |
| POET Biorefining - Hanlontown, LLC | 98-07-004 | Hanlontown | 21-TV-001 |
| POET Biorefining - Iowa Falls, LLC | 42-01-019 | Iowa Falls | 19-TV-005R1 |
| POET Biorefining - Jewell | 40-02-002 | Jewell | 18-TV-004-M001 |
| Polaris Industries, Inc. | 30-01-012 | Spirit Lake | 00-TV-023R4-M002 |
| PPG Cedar Falls | 07-02-023 | Cedar Falls | 99-TV-032R4 |
| Precision Tank & Equipment Company | 46-01-034 | Humboldt | 15-TV-011R1 |
| Principal Life Insurance Company | 77-01-174 | Des Moines | 02-TV-019R3 |
| Quaker Manufacturing, LLC | 57-01-027 | Cedar Rapids | 03-TV-022R3 |
| Quality Manufacturing Corporation | 77-03-014 | Urbandale | 14-TV-013R1 |
| Red Star Yeast | 57-01-226-01 | Cedar Rapids | 10-TV-006R2 |
| Riley Industrial Painting | 29-01-079 | West Burlington | 00-TV-021R4 |
| Robertson-Ceco II Corp. d/b/a Star Building Systems d/b/a NCI Building Systems | 53-02-008 | Monticello | 00-TV-037R4 |
| Roquette America, Inc. | 56-01-009 | Keokuk | 08-TV-006R2 |
| Scott County Sanitary Landfill | 82-01-121 | Davenport | 02-TV-003R3-M001 |
| Siculus, Inc. | 77-07-010 | Altoona | 18-TV-007R1 |
| Siegwerk USA Co. - SE 18th St. | 77-01-169 | Des Moines | 03-TV-023R2 |
| Siegwerk USA Co. - SW 56th St. | 77-01-285 | Des Moines | 18-TV-001R1 |
| Siemens Gamesa Renewable Energy, Inc. | 56-02-053 | Fort Madison | 11-TV-001R2 |
| Silgan Containers Manufacturing Corp. | 29-01-098 | Burlington | 23-TV-002 |
| Silgan Containers Manufacturing Corp. | 94-01-040 | Fort Dodge | 00-TV-035R4 |
| Silgan Containers Manufacturing Corp. | 56-02-030 | Fort Madison | 00-TV-036R4 |
| Smithfield Fresh Meats Corp. | 24-01-001 | Denison | 20-TV-003 |
| Smithfield Packaged Meats Corp. | 97-01-193 | Sioux City | 16-TV-003R1 |
| Southwest Iowa Renewable Energy LLC | 78-01-110 | Council Bluffs | 14-TV-014R1 |
| SSAB Iowa, Inc. | 70-08-002 | Muscatine | 07-TV-004R3 |
| Stellar Industries, Inc. | 41-02-011 | Garner | 01-TV-009R4 |
| Templeton Rye Spirits, LLC | 14-07-002 | Templeton | 22-TV-001 |
| The Andersons Marathon Holdings, LLC | 24-01-007 | Denison | 14-TV-011R2 |
| Titan Tire Corp. | 77-01-003 | Des Moines | 02-TV-013R3 |
| Transco Railway Products Inc. | 33-01-016 | Oelwein | 18-TV-003R1-M001 |
| Union Tank Car Co. | 78-01-069 | Muscatine | 03-TV-002R3 |
| United States Gypsum Co. | 94-01-017 | Fort Dodge | 03-TV-019R3-M001 |
| United States Gypsum Co. - Sperry | 29-06-001 | Mediapolis | 03-TV-012R3 |
| University of Iowa | 52-01-005-01 | Iowa City | 00-TV-002R3 |
| University of Northern Iowa - Main Campus | 07-02-006-01 | Cedar Falls | 02-TV-016R4 |
| University of Northern Iowa - Power Plant | 07-02-006-02 | Cedar Falls | 04-TV-022R3 |
| Unverferth Manufacturing Co., Inc. | 12-04-005 | Shell Rock | 00-TV-022R4 |
| Valero - Charles City Plant | 34-01-040 | Charles City | 15-TV-009R1 |
| Valero Renewable Fuels Company, LLC dba Valero Albert City Plant | 11-05-004 | Albert City | 16-TV-006R1 |
| Valero Renewable Fuels Company, LLC dba Valero Fort Dodge Plant | 94-01-073 | Fort Dodge | 16-TV-005R1 |
| Valero Renewable Fuels Company, LLC dba Valero Hartley Plant | 71-02-010 | Hartley | 16-TV-004R1 |
| Valero Renewable Fuels Company, LLC dba Valero Lakota Plant | 55-09-003 | Lakota | 10-TV-001R2 |
| Van Diest Supply Company | 40-01-011 | Webster City | 21-TV-006 |
| Vantage Corn Processors, LLC | 57-01-246 | Cedar Rapids | 08-TV-007R1-M001 |
| Veolia Water NA - Davenport | 82-02-052 | Bettendorf | 10-TV-007R2-M001 |
| Vermeer Manufacturing Co. | 63-02-004 | Pella | 99-TV-052R3 |
| Wacker Chemical Corp. | 68-09-006 | Eddyville | 05-TV-003R3 |
| Waverly Municipal Electric Utility dba Waverly Utilities | 09-01-013 | Waverly | 05-TV-006R3 |
| WDC Acquisition LLC | 88-01-002 | Creston | 99-TV-018R4-M001 |
| Webster City Combustion Turbine | 40-01-003 | Webster City | 98-TV-020R5 |
| Western Minnesota Municipal Power Agency - Exira | 05-04-002 | Brayton | 06-TV-003R3 |
| White River Nutrition, LLC | 88-01-021 | Creston | 03-TV-016R2-M002 |
| Willow Creek / Ginger East Data Centers | 77-02-040 | West Des Moines | 24-TV-005 |
| Winnebago Industries, Inc. | 34-01-027 | Charles City | 08-TV-003R3 |
| Winnebago Industries, Inc. | 95-01-001 | Forest City | 05-TV-002R3 |
| Woodharbor Custom Cabinetry | 17-01-068 | Mason City | 00-TV-027R3-M002 |
| Xerxes Corp. | 16-01-004 | Tipton | 99-TV-049R4 |