Clean Air Act stationary source · ICIS-AIR OK0000004006300019
MARKWEST OKLAHOMA GAS CO LLC / BREWER COMPRESSOR STATION, Stuart, OK: Clean Air Act compliance record, inspections, violations, penalties
- OperatingOperating status
- Major sourceEmissions classification
- No Violation IdentifiedCurrent violation status, as filed
- 14Compliance evaluations since January 1, 2017
- 0High-priority violations since January 1, 2017
- 0Formal enforcement actions since January 1, 2017
MARKWEST OKLAHOMA GAS CO LLC / BREWER COMPRESSOR STATION, at 8 MILES SW OF, Stuart in Hughes County, Oklahoma, 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”. 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 | MARKWEST OKLAHOMA GAS CO LLC / BREWER COMPRESSOR STATION |
|---|---|
| ICIS-AIR ID | OK0000004006300019 |
| EPA facility registry ID | 110037613231 |
| Operating status | Operating |
| Emissions classification | Major source |
| Current violation status (ICIS-AIR high-priority violation field) | No Violation Identified |
| Address | 8 MILES SW OF, Stuart, OK 74570 |
| County | Hughes County |
| In a nonattainment county | No (EPA Green Book) |
| Industry (NAICS) | Pipeline transportation (NAICS 4862) |
| SIC code | 4922 |
| EPA region | 06 |
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 MARKWEST OKLAHOMA GAS CO LLC / BREWER COMPRESSOR STATION 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
- 14Evaluations since January 1, 2017
- 5Full compliance evaluations
| Date | What EPA recorded | Agency | Programs |
|---|---|---|---|
| August 21, 2024 | FCE On-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| October 27, 2022 | FCE On-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| February 8, 2022 | PCE Off-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| June 9, 2021 | PCE Off-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| March 31, 2021 | FCE Off-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| January 12, 2021 | PCE Off-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| October 16, 2020 | PCE Off-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| September 28, 2020 | PCE Off-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| July 2, 2020 | PCE Off-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| August 22, 2019 | PCE Off-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| March 28, 2019 | FCE On-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| September 26, 2018 | PCE Off-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| August 16, 2017 | PCE Off-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| February 15, 2017 | FCE On-Site | State | MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
Violations
- 2Violation determinations since January 1, 2017
- 0Of 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 |
|---|---|---|---|
| September 30, 2024 | Earliest FRV determination | State | Title V Permits |
| June 29, 2021 | Earliest FRV determination | State | State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; 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 |
|---|---|---|
| September 7, 2022 | Notice of Violation | State |
Stack tests
- 12Stack tests since January 1, 2017
- 0Recorded as failed
| Date | What EPA recorded | Agency |
|---|---|---|
| November 18, 2024 | Pass | State |
| December 4, 2023 | Pass | State |
| December 6, 2022 | Pass | State |
| December 13, 2021 | Pass | State |
| February 4, 2021 | Pass | State |
| September 9, 2020 | Pass | State |
| September 11, 2019 | Pass | State |
| September 11, 2019 | Pass | State |
| September 11, 2018 | Pass | State |
| September 11, 2018 | Pass | State |
| September 20, 2017 | Pass | State |
| September 20, 2017 | 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 110037613231 there.
Nearby on the register
- Air-emissions sources in Hughes County
- Every source record in Hughes County, A to Z
- Air-emissions sources in Oklahoma
- Every source record in Oklahoma, A to Z
Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.