| Plant Name | Plant ID | Project Number | Received Date |
| 3M (Minnesota Mining & Mfg Co) - Knoxville | 63-01-001 | 23-107 | 2023-04-11 |
| 3M (Minnesota Mining & Mfg Co) - Knoxville | 63-01-001 | 23-157 | 2023-05-22 |
| 3M (Minnesota Mining & Mfg Co) - Knoxville | 63-01-001 | 23-158 | 2023-05-22 |
| Absolute Energy, LLC | 66-10-001 | 23-118 | 2023-04-21 |
| ADM - Des Moines Soybean | 77-01-045 | 22-355 | 2022-10-04 |
| ADM - DES MOINES SOYBEAN | 77-01-045 | 19-343 | 2019-10-07 |
| ADM - Des Moines Soybean | 77-01-045 | 23-172 | 2023-05-31 |
| ADM Clinton Corn Processing | 23-01-006-01 | 23-152 | 2023-05-15 |
| Ajinomoto Health and Nutrition North America, Inc | 68-09-003 | 23-078 | 2023-03-20 |
| ALTEC OSCEOLA BODY PLANT | 20-01-018 | 23-109 | 2023-04-14 |
| AMES WATER POLLUTION CONTROL FACILITY | 85-01-104 | 23-025 | 2023-01-25 |
| Anamosa State Penitentiary | 53-01-002 | 23-089 | 2023-03-08 |
| Arconic US LLC | 82-01-002 | 23-137 | 2023-05-08 |
| Arconic US LLC | 82-01-002 | 23-096 | 2023-03-31 |
| Arconic US LLC | 82-01-002 | 23-173 | 2023-06-01 |
| AVG Automation / Uticor Tech, LP | 82-02-034 | 23-169 | 2023-05-30 |
| Benson Hill Ingredients, LLC | 88-01-021 | 23-082 | 2023-03-22 |
| BESSER COMPANY - BOONE | 08-01-002 | 23-148 | 2023-05-12 |
| Black Hawk RNG, LLC | 07-01-177 | 23-149 | 2023-05-12 |
| BURKE CORPORATION | 85-02-018 | 23-022 | 2023-01-20 |
| Calcium Products, Inc - Fort Dodge | 94-01-049 | 23-140 | 2023-05-08 |
| CAMBREX CHARLES CITY, INC | 34-01-015 | 23-113 | 2023-04-14 |
| CARGILL, INC - EDDYVILLE | 68-09-001 | 21-283 | 2021-08-07 |
| Cargill, Inc - Eddyville | 68-09-001 | 22-143 | 2022-04-06 |
| Cargill, Inc - Eddyville | 68-09-001 | 23-061 | 2023-03-03 |
| Cargill, Inc - Eddyville | 68-09-001 | 22-434 | 2022-12-22 |
| CHURCH & DWIGHT COMPANY, INC. | 62-01-018 | 22-410 | 2022-12-05 |
| City of Ames Resource Recovery Plant | 85-01-050 | 23-100 | 2023-04-05 |
| City of Ames Resource Recovery Plant | 85-01-050 | 23-116 | 2023-04-18 |
| CITY OF ORANGE CITY - WTP | 84-01-019 | 23-147 | 2023-04-18 |
| CJ Bio America, Inc | 94-01-087 | 23-010 | 2023-01-13 |
| Climax Molybdenum Company | 56-02-021 | 23-136 | 2023-05-05 |
| Continental Cement Company - Davenport Plant | 82-04-005 | 23-098 | 2023-04-04 |
| Continental Cement Company - Davenport Plant | 82-04-005 | 23-095 | 2023-03-30 |
| DFS OSKALOOSA, LLC - 2905 S 33rd | 62-01-027 | 23-126 | 2023-04-28 |
| Diamond Concrete & Construction, Inc. | PP-229-000 | 22-299 | 2022-08-25 |
| DUBUQUE STAMPING MFG, INC | 31-01-007 | 23-105 | 2023-04-10 |
| Elite Octane, LLC | 15-01-042 | 23-106 | 2023-04-11 |
| Elite Octane, LLC | 15-01-042 | 23-167 | 2023-05-26 |
| GABLE CORPORATION | 78-01-121 | 23-041 | 2023-02-14 |
| GENESIS MEDICAL CENTER - WEST CAMPUS | 82-01-068 | 23-051 | 2023-02-27 |
| Gevo - Renewable Natural Gas Facility | 60-06-006 | 23-133 | 2023-05-01 |
| Gold Bond Building Products, LLC | 94-01-015 | 23-055 | 2023-02-27 |
| Gold Bond Building Products, LLC | 94-01-015 | 23-036 | 2023-02-08 |
| GOLD EAGLE COOPERATIVE - EAGLE GROVE | 99-01-007 | 22-082 | 2022-02-25 |
| Golden Grain Energy, LLC - Mason City | 17-01-100 | 23-142 | 2023-05-09 |
| Gomaco Corporation | 47-01-011 | 23-073 | 2023-03-07 |
| GRAIN PROCESSING CORPORATION | 70-01-004 | 22-283 | 2022-08-12 |
| Grain Processing Corporation | 70-01-004 | 22-324 | 2022-09-08 |
| GRAIN PROCESSING CORPORATION | 70-01-004 | 22-314 | 2022-09-06 |
| Grain Processing Corporation | 70-01-004 | 22-325 | 2022-09-08 |
| Grain Processing Corporation | 70-01-004 | 23-162 | 2023-05-23 |
| GRAIN PROCESSING CORPORATION | 70-01-004 | 23-088 | 2023-03-28 |
| Grain Processing Corporation | 70-01-004 | 23-164 | 2023-05-23 |
| GRAIN PROCESSING CORPORATION | 70-01-004 | 22-315 | 2022-09-06 |
| GRAIN PROCESSING CORPORATION | 70-01-004 | 23-023 | 2023-01-24 |
| Green Plains Ethanol Storage, LLC (GP Shenandoah) | 36-10-001-01 | 23-166 | 2023-05-24 |
| HOBO Renewable Diesel, LLC | 23-01-079 | 23-112 | 2023-04-18 |
| Hubbard Feeds, Inc - Iowa City | 52-01-002 | 23-132 | 2023-05-01 |
| Hy-Line International - Dr. Henry A. Wallace Farm | 25-03-006 | 23-170 | 2023-05-31 |
| Hyponex Corporation | 65-03-005 | 23-024 | 2023-01-24 |
| IceCap Cold Storage, LP | 78-01-135 | 23-161 | 2023-05-22 |
| IDT Crosspark Synthetic Biology | 52-02-040 | 23-165 | 2023-05-24 |
| Interstate Crush, LLC | TF-79-01-001 | 23-168 | 2023-05-26 |
| Iowa Army Ammunition Plant | 29-01-004 | 23-007 | 2023-01-10 |
| Iowa Fertilizer Company | 56-10-001 | 23-127 | 2023-05-01 |
| Iowa State University - Swine Nutrition Farm | 85-01-112 | 23-171 | 2023-05-31 |
| IPL - Ottumwa Generating Station | 90-07-001 | 23-154 | 2023-05-19 |
| JOHNSON MACHINE WORKS, INC | 59-01-001 | 23-077 | 2023-03-20 |
| JOHNSON MANUFACTURING COMPANY | 82-07-001 | 23-062 | 2023-02-23 |
| Kent Pet | 70-01-108 | 23-108 | 2023-04-12 |
| LEHIGH CEMENT COMPANY - MASON CITY | 17-01-005 | 22-252 | 2022-07-15 |
| Lincolnway Energy, LLC | 85-02-017 | 23-156 | 2023-05-22 |
| LINWOOD MINING & MINERALS CORP | 82-01-015 | 21-337 | 2021-09-16 |
| Linwood Mining & Minerals Corp | 82-01-015 | 23-009 | 2023-01-13 |
| Linwood Mining & Minerals Corp | 82-01-015 | 23-125 | 2023-04-27 |
| LLOYD, INCORPORATED | 73-01-023 | 22-306 | 2022-08-19 |
| LOUIS DREYFUS COMMODITIES GRAND JUNCTION, LLC | 37-02-004 | 22-222 | 2022-06-03 |
| LOVING REST PET CEMETERY | 91-01-023 | 22-337 | 2022-08-09 |
| Manly Terminal, LLC | 98-02-004 | 23-087 | 2023-03-27 |
| Marshall Ridge Renewable Energy LLC | 64-02-005 | 23-058 | 2023-02-23 |
| Mertz Engineering Company | 40-01-037 | 23-155 | 2023-05-11 |
| MIDAMERICAN ENERGY CO - LOUISA STATION | 58-07-001 | 21-348 | 2021-09-28 |
| Missouri Valley Grain, Inc | 43-01-003 | 23-159 | 2023-05-22 |
| NATURAL PRODUCTS, INC. - 2211 6th AVENUE | 79-01-033 | 23-097 | 2023-03-22 |
| Nevada SCS Capture LLC | 85-02-029 | 23-120 | 2023-04-24 |
| New Heaven Chemicals Iowa LLC | 98-02-006 | 21-295 | 2021-08-17 |
| NORTHERN FILTER MEDIA, INC | 70-01-022 | 22-400 | 2022-11-16 |
| Northern Natural Gas Co.-Garner LNG Plant | 41-02-020 | 23-050 | 2023-02-01 |
| Platinum Crush, LLC | 11-02-007 | 23-038 | 2023-02-10 |
| PLCP, L.P. | 42-08-001 | 23-129 | 2023-05-01 |
| POET Biorefining - Coon Rapids | 39-11-001 | 23-143 | 2023-05-09 |
| POET Biorefining - Fairbank, LLC | 10-04-007 | 23-004 | 2023-01-12 |
| POET Biorefining - Gowrie, LLC | 94-02-004 | 23-130 | 2023-05-01 |
| PROGRESSIVE FOUNDRY, INC | 25-01-005 | 23-160 | 2023-05-02 |
| REG, NEWTON, LLC | 50-01-045 | 22-398 | 2022-11-09 |
| ReNewTrient I, LLC | 99-02-018 | 21-433 | 2021-12-16 |
| Ronan Pallet and Crating | 07-01-179 | 22-442 | 2022-12-29 |
| Russelloy Foundry, Inc | 16-02-001 | 23-131 | 2023-05-01 |
| Sabre Industries Towers and Poles | 97-01-200-03 | 22-430 | 2022-12-19 |
| SAFCO Products Co | 30-02-022 | 23-135 | 2023-05-05 |
| SAPP BROS., INC - CARTER LAKE | 78-02-008 | | 2023-05-17 |
| Silgan Containers Mfg. Corp. - Fort Madison | 56-02-030 | 23-163 | 2023-05-23 |
| Siouxland Energy Cooperative | 84-03-020 | 23-044 | 2023-02-15 |
| SIVYER STEEL CASTINGS LLC | 82-02-004 | 23-103 | 2023-04-06 |
| Spirit Lake Waterworks | 30-01-026 | 22-327 | 2022-09-12 |
| SSAB Iowa, Inc - Muscatine | 70-08-002 | 23-037 | 2023-02-08 |
| Steamboat SCS Capture LLC | 42-08-004 | 23-119 | 2023-04-24 |
| Stivers Ford Lincoln-1350 SE Stoneridge | 25-06-013 | 22-075 | 2022-02-22 |
| The Scotts Co., Ortho Business Group | 56-02-027 | 22-150 | 2022-04-07 |
| TRI-MARK CORPORATION | 19-01-012 | 23-139 | 2023-05-08 |
| Trinity Fabricators, Inc - Arrowhead Lane | 03-04-004-02 | 23-035 | 2023-01-31 |
| United States Gypsum Co - Fort Dodge | 94-01-017 | 23-174 | 2023-06-01 |
| Vantage Corn Processors, LLC | 57-01-246 | 22-367 | 2022-10-14 |
| Vermeer Manufacturing Company | 63-02-004 | 23-146 | 2023-05-11 |
| WALTER SCOTT JR ENERGY CTR | 78-01-026 | 21-355 | 2021-10-04 |
| WATERLOO, (WPCF) - EASTON AVE | 07-01-155 | 23-093 | 2023-03-29 |
| WATERLOO, (WPCF) - INDEPENDENCE AVE | 07-01-161 | 23-094 | 2023-03-29 |
| WEILER PRODUCTS | 63-01-018 | 23-128 | 2023-04-25 |
| WESTERN IOWA ENERGY, LLC - WALL LAKE | 81-06-004 | 23-150 | 2023-05-12 |
| ZINPRO CORPORATION | 41-02-010 | 22-361 | 2022-10-10 |