Velarion Records
Follow this air source
Unsubscribe any time.

ICIS-AIR WI0000005513900008

NEENAH FOUNDRY COMPANY - NEENAH OPERATIONS (W2179), Neenah, WI: Clean Air Act compliance record, inspections, violations, penalties

NEENAH FOUNDRY COMPANY - NEENAH OPERATIONS (W2179) is on EPA’s ICIS-AIR register at 2121 BROOKS AVE, Neenah in Wood County, Wisconsin: operating status operating, emissions classification major source, current violation status “Unaddressed-State”.

What stands out

  • The newest of the 35 events on file is an informal enforcement action dated October 2, 2026.
  • Its events on file run from June 22, 2017 through October 2, 2026.
  • Of the 1 formal enforcement action on file, 0 carry a filed penalty above zero.
  • Of its 6 compliance evaluations on file, 5 are a full compliance evaluation.
  • 2 of the 6 violation determinations on file are high-priority.
  • The register holds 34 air-emissions sources in Wood County, Wisconsin.

Every line is computed by formula from the record’s stored figures; nothing is estimated.

Identity

Facility as filedNEENAH FOUNDRY COMPANY - NEENAH OPERATIONS (W2179)
ICIS-AIR IDWI0000005513900008
EPA facility registry ID110040970884
Operating statusOperating
Emissions classificationMajor source
Current violation status (HPV field)Unaddressed-State
Address2121 BROOKS AVE, Neenah, WI 549564756
CountyWood County
In a nonattainment countyNo (EPA Green Book)
Industry (NAICS)Primary metal manufacturing (NAICS 3315)
SIC code3321
EPA region05

Programs and pollutants

The program, pollutant and Title V files are not loaded: what this page covers.

Compliance evaluations

DateWhat EPA recordedAgencyPrograms
September 24, 2026FCE On-SiteStateTitle V Permits
October 3, 2023PCE On-SiteU.S. EPAMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 3, 2023FCE On-SiteStateTitle V Permits
August 12, 2021FCE On-SiteStateTitle V Permits
May 29, 2019FCE On-SiteStateTitle V Permits
June 22, 2017FCE On-SiteStateTitle V Permits

Violations

What high-priority and federally reportable violations mean.

DateWhat EPA recordedAgencyPrograms
July 9, 2026Earliest FRV determinationStateTitle V Permits
July 9, 2026Earliest FRV determinationStateTitle V Permits
July 9, 2026Earliest FRV determinationStateTitle V Permits
July 9, 2026Earliest FRV determinationStateTitle V Permits
August 12, 2021HPV day-zero determinationStateMACT Standards (40 CFR Part 63); Title V Permits
August 28, 2019HPV day-zero determinationStateMACT Standards (40 CFR Part 63); Title V Permits

Enforcement and penalties

0 of the formal enforcement actions carry a penalty filed above zero. How a penalty is shown.

DateWhat EPA recordedAgencyPenalty, as filed
September 23, 2026Civil Judicial ActionState$0

Informal enforcement

DateWhat EPA recordedAgency
October 2, 2026Warning LetterState
November 16, 2021Notice of ViolationState
December 16, 2019Notice of ViolationState

Stack tests

DateWhat EPA recordedAgency
September 16, 2026PassState
May 5, 2026PassState
October 14, 2025PassState
June 25, 2025PassState
October 17, 2024PassState
April 25, 2024PassState
October 11, 2023PassState
August 30, 2023PassState
August 29, 2023PassState
April 21, 2023PassState
October 19, 2022PassState
April 21, 2022PassState
October 13, 2021PassState
June 23, 2020N/AState
April 22, 2020PassState
February 12, 2020PassState
October 4, 2019PassState
October 17, 2018PassState
September 12, 2018PassState

Watch NEENAH FOUNDRY COMPANY - NEENAH OPERATIONS (W2179)

One source — $99/month

Billing

Privacy

Free from EPA: Detailed Facility Report, ECHO Notify (registry ID 110040970884).

Other air sources in Wisconsin beside NEENAH FOUNDRY COMPANY - NEENAH OPERATIONS (W2179)

EPA ICIS-AIR download, loaded September 14, 2026.