Clean Air Act stationary source · ICIS-AIR WI0000005513900008
NEENAH FOUNDRY COMPANY - NEENAH OPERATIONS (W2179), Neenah, WI: Clean Air Act compliance record, inspections, violations, penalties
- OperatingOperating status
- Major sourceEmissions classification
- Unaddressed-StateCurrent violation status, as filed
- 5Compliance evaluations since January 1, 2017
- 2High-priority violations since January 1, 2017
- 0Formal enforcement actions since January 1, 2017
NEENAH FOUNDRY COMPANY - NEENAH OPERATIONS (W2179), at 2121 BROOKS AVE, Neenah in Wood County, Wisconsin, is an operating major source of air pollution on EPA’s ICIS-AIR register. EPA’s file records its current violation status (ICIS-AIR’s high-priority violation field) as “Unaddressed-State”. The status and classification are as EPA’s facility file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the source’s current standing, quarter by quarter.
Identity
| Facility as filed | NEENAH FOUNDRY COMPANY - NEENAH OPERATIONS (W2179) |
|---|---|
| ICIS-AIR ID | WI0000005513900008 |
| EPA facility registry ID | 110040970884 |
| Operating status | Operating |
| Emissions classification | Major source |
| Current violation status (ICIS-AIR high-priority violation field) | Unaddressed-State |
| Address | 2121 BROOKS AVE, Neenah, WI 549564756 |
| County | Wood County |
| In a nonattainment county | No (EPA Green Book) |
| Industry (NAICS) | Primary metal manufacturing (NAICS 3315) |
| SIC code | 3321 |
| EPA region | 05 |
Cited to the EPA ICIS-AIR facility file (ECHO download).
Programs and pollutants
Velarion’s copy of EPA’s ICIS-AIR download does not include its program, pollutant and Title V certification files, so this page does not list the Clean Air Act programs NEENAH FOUNDRY COMPANY - NEENAH OPERATIONS (W2179) is under or the pollutants it is permitted for. The programs each evaluation and violation below was recorded under are shown with it. EPA’s free Detailed Facility Report lists both.
Compliance evaluations
- 5Evaluations since January 1, 2017
- 4Full compliance evaluations
| Date | What EPA recorded | Agency | Programs |
|---|---|---|---|
| October 3, 2023 | PCE On-Site | U.S. EPA | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards |
| April 3, 2023 | FCE On-Site | State | Title V Permits |
| August 12, 2021 | FCE On-Site | State | Title V Permits |
| May 29, 2019 | FCE On-Site | State | Title V Permits |
| June 22, 2017 | FCE On-Site | State | Title V Permits |
Violations
- 2Violation determinations since January 1, 2017
- 2Of them high-priority
A high-priority violation (HPV) is the most serious class of Clean Air Act non-compliance an agency records; a federally reportable violation (FRV) is the next step down. Each row is one determination as EPA’s violation history files it.
| Date | What EPA recorded | Agency | Programs |
|---|---|---|---|
| August 12, 2021 | HPV day-zero determination | State | MACT Standards (40 CFR Part 63); Title V Permits |
| August 28, 2019 | HPV day-zero determination | State | MACT Standards (40 CFR Part 63); Title V Permits |
Enforcement and penalties
0 formal enforcement actions since January 1, 2017, 0 of them with a penalty filed above zero. Each penalty is shown as EPA’s formal action file states it; “Not stated” means the file gives no figure, and $0 is a disclosed zero.
Informal enforcement
| Date | What EPA recorded | Agency |
|---|---|---|
| November 16, 2021 | Notice of Violation | State |
| December 16, 2019 | Notice of Violation | State |
Stack tests
- 18Stack tests since January 1, 2017
- 0Recorded as failed
| Date | What EPA recorded | Agency |
|---|---|---|
| May 5, 2026 | Pass | State |
| October 14, 2025 | Pass | State |
| June 25, 2025 | Pass | State |
| October 17, 2024 | Pass | State |
| April 25, 2024 | Pass | State |
| October 11, 2023 | Pass | State |
| August 30, 2023 | Pass | State |
| August 29, 2023 | Pass | State |
| April 21, 2023 | Pass | State |
| October 19, 2022 | Pass | State |
| April 21, 2022 | Pass | State |
| October 13, 2021 | Pass | State |
| June 23, 2020 | N/A | State |
| April 22, 2020 | Pass | State |
| February 12, 2020 | Pass | State |
| October 4, 2019 | Pass | State |
| October 17, 2018 | Pass | State |
| September 12, 2018 | Pass | State |
Cited to the EPA ICIS-AIR evaluation, violation, stack test and enforcement files (ECHO download), events dated January 1, 2017 or later as loaded; up to 50 rows of each shown, newest first.
Watch this source
One source, $99/month. A source: the register entry for a plant, refinery, kiln, generating station, or other fixed installation the agency tracks under the Clean Air Act. Choose “One source” and enter this source’s ICIS-AIR ID, WI0000005513900008.
Start the watch
- One source — $99/month
- One county — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
EPA publishes a free Detailed Facility Report for every source on ECHO: its compliance status quarter by quarter, its evaluations, and its violations, enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter EPA facility registry ID 110040970884 there.
Nearby on the register
- Air-emissions sources in Wood County
- Every source record in Wood County, A to Z
- Air-emissions sources in Wisconsin
- Every source record in Wisconsin, A to Z
Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.