EPA Air · by county
Air-emissions sources in Monroe County, Iowa
- 17Facilities
Every stationary source in Monroe County, Iowa that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
Every source’s record in Monroe County
Each of the 17 operating major, synthetic minor and minor sources in Monroe County, Iowa has a record page: every source in Monroe County, A to Z.
By emissions classification in Monroe County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Monroe County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2025 inspections 4
- 2024 inspections 4
- 2023 inspections 4
- 2022 inspections 4
- 2021 inspections 5
- 2018 inspections 3
- 2017 inspections 3
Violations in Monroe County, by year
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity.
Stack tests in Monroe County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2025 stack tests 5
- 2024 stack tests 5
- 2023 stack tests 6
- 2021 stack tests 5
- 2020 stack tests 10
- 2019 stack tests 7
- 2018 stack tests 8
- 2017 stack tests 17
Inspections in Monroe County, year by year · Violations in Monroe County, year by year · Stack tests in Monroe County, year by year
Other counties in Iowa
Every county in the state with at least three sources on file.
- Louisa County 18
- Lucas County 7
- Lyon County 19
- Madison County 21
- Mahaska County 29
- Marion County 53
- Marshall County 49
- Mills County 11
- Mitchell County 28
- Monona County 16
- Montgomery County 16
- Muscatine County 75
- O'Brien County 34
- Osceola County 13
- Page County 31
- Palo Alto County 24
- Plymouth County 30
- Pocahontas County 21
- Polk County 1,161
Monroe County carries 17 of the 4,820 air-emissions sources this register holds in Iowa, which places it 76th of 100 in that cohort.
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| AJINOMOTO HEALTH AND NUTRITION NORTH AMERICA, INC - AHI | Major source | No |
| AJINOMOTO HEALTH AND NUTRITION, INC | Major source | No |
| AYM INC-DIV OF A Y MCDONALD MFG CO | Minor source | No |
| CARGILL INC-EDDYVILLE | Major source | No |
| CARGILL VITAMIN E INC-EDDYVILLE | Major source | No |
| EDDYVILLE CHLOR-ALKALI LLC | Major source | No |
| HAWKEYE MOLDING ENGINEERS INC | Minor source | No |
| IDEAL READY MIX CO INC - ALBIA | Minor source | No |
| IOWA ALUMINUM INC | Minor source | No |
| IOWA CREMATION SERVICE LLC | Synthetic minor source | No |
| KNESS MANUFACTURING | Minor source | No |
| KNESS MFG CO INC | Minor source | No |
| MONROE COUNTY HOSPITAL | Minor source | No |
| MONROE PLASTICS CORP | Minor source | No |
| RELCO LOCOMOTIVES INC | Synthetic minor source | No |
| SMITH FERTILIZER & GRAIN LLC | Minor source | No |
| WACKER CHEMICAL CORP | Major source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register for Monroe county, IA. It lists 17 facilities in Monroe county and 6 major sources.