Clean Water Act discharge permit · NPDES TXR05FN04

SIGNATURE FLIGHT SUPPORT - MAF, Midland, TX: NPDES TXR05FN04 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

SIGNATURE FLIGHT SUPPORT - MAF, held by Signature Flight Support LLC, holds NPDES permit TXR05FN04. EPA’s file records it issued January 21, 2022 and expiring August 13, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for SIGNATURE FLIGHT SUPPORT - MAF: its NPDES ID, its permit type and status, its dates, its address in Midland, Texas. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR05FN04.

Identity

Facility as filed	SIGNATURE FLIGHT SUPPORT - MAF
Permittee as filed	Signature Flight Support LLC
NPDES ID	TXR05FN04
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial stormwater
Issued	January 21, 2022
Expiration date	August 13, 2026
Address	Midland, TX 79711
SIC	4581 – Airports, Flying Fields, & Services

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR05FN04.

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 TXR05FN04.

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

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, TXR05FN04.

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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 TXR05FN04 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

Among the 31 storm water industrial permits in Midland on EPA's NPDES register, this one, filed as SIGNATURE FLIGHT SUPPORT - MAF, sits in a group where 6.5% carry a violation on file. Of all 31 storm water industrial permits in Midland, including this one, 41.9% were issued before this permit's January 21, 2022 issue date. The permit records zero pollutants under a numeric limit and zero pollutants with an effluent exceedance.