Clean Air Act stationary source · ICIS-AIR AR0000000513900543
ENTERGY ARKANSAS, LLC - UNION POWER STATION, El Dorado, AR: Clean Air Act compliance record, inspections, violations, penalties
- OperatingOperating status
- Major sourceEmissions classification
- No Violation IdentifiedCurrent violation status, as filed
- 5Compliance evaluations since January 1, 2017
- 0High-priority violations since January 1, 2017
- 0Formal enforcement actions since January 1, 2017
ENTERGY ARKANSAS, LLC - UNION POWER STATION, at 6497 CALION HIGHWAY, El Dorado in Union County, Arkansas, 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 | ENTERGY ARKANSAS, LLC - UNION POWER STATION |
|---|---|
| ICIS-AIR ID | AR0000000513900543 |
| EPA facility registry ID | 110010063858 |
| Operating status | Operating |
| Emissions classification | Major source |
| Current violation status (ICIS-AIR high-priority violation field) | No Violation Identified |
| Address | 6497 CALION HIGHWAY, El Dorado, AR 71730 |
| County | Union County |
| In a nonattainment county | No (EPA Green Book) |
| Industry (NAICS) | Utilities (NAICS 2211) |
| SIC code | 4911 |
| 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 ENTERGY ARKANSAS, LLC - UNION POWER 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
- 5Evaluations since January 1, 2017
- 5Full compliance evaluations
| Date | What EPA recorded | Agency | Programs |
|---|---|---|---|
| March 6, 2026 | FCE On-Site | State | Title V Permits |
| May 29, 2024 | FCE On-Site | State | Title V Permits |
| May 19, 2022 | FCE On-Site | State | Title V Permits |
| February 18, 2020 | 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 |
| March 1, 2018 | 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
- 0Violation 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.
EPA’s violation history file holds no violation for ICIS-AIR AR0000000513900543 since January 1, 2017.
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
EPA’s informal action file holds no notice or warning for ICIS-AIR AR0000000513900543 since January 1, 2017.
Stack tests
- 8Stack tests since January 1, 2017
- 0Recorded as failed
| Date | What EPA recorded | Agency |
|---|---|---|
| July 14, 2022 | Pass | State |
| July 14, 2022 | Pass | State |
| July 14, 2022 | Pass | State |
| July 14, 2022 | Pass | State |
| August 10, 2017 | Pass | State |
| August 10, 2017 | Pass | State |
| August 10, 2017 | Pass | State |
| August 10, 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 110010063858 there.
Nearby on the register
- Air-emissions sources in Union County
- Every source record in Union County, A to Z
- Air-emissions sources in Arkansas
- Every source record in Arkansas, A to Z
Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.