Clean Water Act discharge permit · NPDES IL0066567

AIRCRAFT SERVICE INTERNATIONAL INC. D/B/A MENZIES AVIATION, Chicago, IL: NPDES IL0066567 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
7Pollutants under a numeric limit
10Pollutants with an effluent exceedance

AIRCRAFT SERVICE INTERNATIONAL INC. D/B/A MENZIES AVIATION, held by AIRCRAFT SERVICE INTERNATIONAL INC. d/b/a MENZIES AVIATION, holds NPDES permit IL0066567, which discharges to Willow Creek. EPA’s file records it issued March 15, 2018 and expiring March 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	AIRCRAFT SERVICE INTERNATIONAL INC. D/B/A MENZIES AVIATION
Permittee as filed	AIRCRAFT SERVICE INTERNATIONAL INC. d/b/a MENZIES AVIATION
NPDES ID	IL0066567
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	March 15, 2018
Expiration date	March 31, 2023
Address	Chicago, IL 60666
Receiving water	WILLOW CREEK
Receiving water impaired	303(D) Listed
Subwatershed	Willow Creek (HUC 071200040504)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

20Pollutants on file
7Under a numeric limit
17With a violation of any kind
10With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Benzo[a]pyrene	0	29	28	March 31, 2005	29,900% over the limit
Dibenz[a,h]anthracene	0	14	13	April 30, 2004	2,800% over the limit
Naphthalene	0	17	10	December 31, 2003	856% over the limit
Ethylbenzene	4	10	8	March 31, 2026	414% over the limit
Benzo[a]anthracene	0	10	7	June 30, 2004	150% over the limit
Indeno[1,2,3-cd]pyrene	0	9	6	February 29, 2004	1,480% over the limit
3,4-Benzofluoranthene	0	8	5	February 29, 2004	1,900% over the limit
Benzo[k]fluoranthene	0	6	2	May 31, 2003	60% over the limit
Xylene [mix of m+o+p]	4	2	2	March 31, 2025	40% over the limit
Fluoranthene	0	4	1	June 30, 2002	150% over the limit
Flow, in conduit or thru treatment plant	4	16	0
Acenaphthene	0	10	0
pH	4	6	0
Pyrene	0	4	0
Anthracene	0	3	0
Chrysene	0	3	0
Fluorene	0	3	0
Oil & Grease	4	0	0
Toluene	4	0	0
Benzene	4	0	0

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IL0066567.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IL0066567 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers Clean Water Act NPDES discharge permit IL0066567, held by AIRCRAFT SERVICE INTERNATIONAL INC. D/B/A MENZIES AVIATION of Chicago, IL, which discharges to Willow Creek and is administratively continued. The page lists 7 for discharger class and 10 pollutants with an effluent exceedance, with the permit's status and dates as they stood when the record was loaded.