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Clean Air Act stationary source · ICIS-AIR MO0000002918901550

SIGNATURE AVIATION, Saint Louis County, MO: Clean Air Act compliance record, inspections, violations, penalties

SIGNATURE AVIATION, at 5995 MCDONNELL BLVD, Saint Louis County in St. Louis County, Missouri, is an operating minor 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”. St. Louis 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.

What the register holds for SIGNATURE AVIATION: its ICIS-AIR ID, its operating status, its emissions classification, its current violation status, its industry code and its address in Saint Louis County, St. Louis County, Missouri. EPA’s compliance evaluation, violation, stack test and enforcement files, as loaded, hold no record for ICIS-AIR MO0000002918901550 since January 1, 2017.

Identity

Facility as filedSIGNATURE AVIATION
ICIS-AIR IDMO0000002918901550
EPA facility registry ID110028007831
Operating statusOperating
Emissions classificationMinor source
Current violation status (ICIS-AIR high-priority violation field)No Violation Identified
Address5995 MCDONNELL BLVD, Saint Louis County, MO 63134
CountySt. Louis County
In a nonattainment countyYes (EPA Green Book)
Industry (NAICS)Support activities for transportation (NAICS 4881)
SIC code4581
EPA region07

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 SIGNATURE AVIATION 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

EPA’s compliance evaluation file holds no evaluation of ICIS-AIR MO0000002918901550 since January 1, 2017.

Violations

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 MO0000002918901550 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 MO0000002918901550 since January 1, 2017.

Stack tests

EPA’s stack test file holds no test at ICIS-AIR MO0000002918901550 since January 1, 2017.

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 110028007831 there.

Nearby on the register

Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.

What this page shows

0.2% of the 4,087 minor sources in Missouri have at least one violation on file, and SIGNATURE AVIATION is counted in that total. SIGNATURE AVIATION is among 461 St. Louis County minor sources, where 10.4% have a compliance evaluation on file, and St. Louis County has 4 Clean Air Act sources under NAICS 4881 including it.