Clean Air Act stationary source · ICIS-AIR WI0000005507900029
ALTER TRADING FKA MILLER COMPRESSING CO, Milwaukee, WI: Clean Air Act compliance record, inspections, violations, penalties
- OperatingOperating status
- Major sourceEmissions classification
- No Violation IdentifiedCurrent violation status, as filed
- 6Compliance evaluations since January 1, 2017
- 1High-priority violations since January 1, 2017
- 2Formal enforcement actions since January 1, 2017
ALTER TRADING FKA MILLER COMPRESSING CO, at 1640 W BRUCE ST, Milwaukee in Milwaukee 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 “No Violation Identified”. Milwaukee County is on EPA’s Green Book list of areas that do not meet a national air quality standard. 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 | ALTER TRADING FKA MILLER COMPRESSING CO |
|---|---|
| ICIS-AIR ID | WI0000005507900029 |
| EPA facility registry ID | 110000855931 |
| Operating status | Operating |
| Emissions classification | Major source |
| Current violation status (ICIS-AIR high-priority violation field) | No Violation Identified |
| Address | 1640 W BRUCE ST, Milwaukee, WI 532041140 |
| County | Milwaukee County |
| In a nonattainment county | Yes (EPA Green Book) |
| Industry (NAICS) | Merchant wholesalers, durable goods (NAICS 4239) |
| SIC code | 5093 |
| 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 ALTER TRADING FKA MILLER COMPRESSING CO 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
- 6Evaluations since January 1, 2017
- 5Full compliance evaluations
| Date | What EPA recorded | Agency | Programs |
|---|---|---|---|
| August 26, 2025 | FCE On-Site | State | Title V Permits |
| May 11, 2023 | FCE On-Site | State | Title V Permits |
| February 4, 2022 | PCE On-Site | U.S. EPA | Information Requests, Monitoring, & Recordkeeping |
| September 14, 2021 | FCE On-Site | State | Title V Permits |
| September 16, 2019 | FCE On-Site | State | Title V Permits |
| September 27, 2017 | FCE On-Site | State | Title V Permits |
Violations
- 4Violation determinations since January 1, 2017
- 1Of 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, 2025 | Earliest FRV determination | State | State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards |
| August 30, 2021 | Earliest FRV determination | State | State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards |
| May 16, 2018 | HPV day-zero determination | State | State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards |
| June 26, 2017 | Earliest FRV determination | State | State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards |
Enforcement and penalties
2 formal enforcement actions since January 1, 2017, 1 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.
| Date | What EPA recorded | Agency | Penalty, as filed |
|---|---|---|---|
| March 12, 2021 | Civil Judicial Action | State | $0 |
| February 19, 2021 | Civil Judicial Action | State | $65,000 |
Informal enforcement
| Date | What EPA recorded | Agency |
|---|---|---|
| September 18, 2025 | Warning Letter | State |
| September 26, 2022 | Notice of Violation | U.S. EPA |
| September 14, 2021 | Warning Letter | State |
| March 8, 2018 | Notice of Violation | State |
Stack tests
- 1Stack tests since January 1, 2017
- 0Recorded as failed
| Date | What EPA recorded | Agency |
|---|---|---|
| June 7, 2022 | 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.
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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 110000855931 there.
Nearby on the register
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- Every source record in Milwaukee 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.