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Clean Water Act discharge permit · NPDES PAG034113

CAES MISSION SYSTEMS LLC, Lancaster, PA: NPDES PAG034113 discharge permit, effluent exceedances, inspections, penalties

CAES MISSION SYSTEMS LLC, held by CAES MISSION SYS LLC, holds NPDES permit PAG034113, which discharges to Brubaker Run. EPA’s file records it issued January 9, 2026 and expiring March 23, 2028. 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 CAES MISSION SYSTEMS LLC: its NPDES ID, its permit type and status, its dates, its address in Lancaster, Pennsylvania, its receiving water, and 6 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES PAG034113.

Identity

Facility as filedCAES MISSION SYSTEMS LLC
Permittee as filedCAES MISSION SYS LLC
NPDES IDPAG034113
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJanuary 9, 2026
Expiration dateMarch 23, 2028
Issuing agencyState Environmental Organization
AddressLancaster, PA 17603
Receiving waterBrubaker Run
Receiving water impaired303(D) Listed
SubwatershedWest Branch Little Conestoga Creek-Little Conestoga Creek (HUC 020503061002)
NAICS334511 – Search, Detection, Navigation, Guidance, Aeronautical, & Nautical System & Instrument Manufacturing
SIC3812 – Search And Navigation Equipment

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

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Oxygen demand, chem. [high level] [COD]100
pH100
Solids, total suspended100
Oil & Grease100
Nitrogen, total [as N]100
Phosphorus, total [as P]100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES PAG034113.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES PAG034113.

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.

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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 PAG034113 there.

Nearby on the register

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

What this page shows

This public-records page covers the NPDES discharge permit PAG034113 held by CAES MISSION SYSTEMS LLC in Lancaster, PA, which discharges to Brubaker Run, with the permit status shown as Effective and classed as a Minor discharger. The register lists 6 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and records the permit as issued January 9, 2026 and expiring March 23, 2028.