# USAIR INC.
> **Judicial** · FY1991 · — · Final Order With Penalty
## Case
- **Activity ID:** `52249`
- **Case Number:** 09-1991-0020
- **Type:** Judicial
- **Lead:** EPA
- **Outcome:** Final Order With Penalty
- **Penalty assessed:** $335K
- **Cost recovery:** —
- **Compliance action $:** —
- **Multimedia (multi-env):** N
## Defendants
- PACIFIC SOUTHWEST AIRMOTIVE (complaint) (settlement)
- US AIR, INC.
## Summary

PACIFIC SOUTHWEST AIRMOTIVE ( PSA ), A WHOLLY OWNED        SUBSIDIARY OF USAIR, OPERATES A FACILITY THAT OVERHAULS      JET ENGINES.  AS PART OF ITS OPERATION IN CONDUCTS METAL     FINISHING OPERATIONS.  IT DISCHARGES INDUSTRIAL PROCESS      WASTEWATER FROM THIS FACILITY TO THE CITY OF SAN DIEGO'S     POINT LOMA TREATMENT PLANT.  SINCE FEBRUARY 15, 1986, ALL    EXISTING METAL FINISHERS THAT DISCHARGE TO SEWAGE TREATMENT  PLANTS HAVE BEEN REQUIRED TO COMPLY WITH PRETREATMENT        STANDARDS GOVERNING THE CHARACTER OF THEIR INDUSTRIAL        WASTEWATER.                                                    PSA HAS VIOLATED NUMERICAL CONCENTRATION-BASED LIMITS      GOVERNING ITS WASTEWATER QUALITY ON AT LEAST 122 OCCASIONS.  THESE REQUIREMENTS ARE SET OUT AT 40 C.F.R. 433.15.  PSA     HAS VIOLATED A REGULATORY PROHIBITION AGAINST DILUTING ITS   WASTESTREAM TO COMPLY WITH THESE NUMERICAL CONCENTRATION-    BASED LIMITS.                                                  USAIR HAS ANNOUNCED ITS INTENTIONS TO CLOSE PSA'S SAN      DIEGO FACILITY THIS YEAR, AND SELL PSA TO AVIALL, INC.       AVIALL IS NOT EXPECTED TO CONTINUE PSA'S JET ENGINE OVERHAUL OPERATIONS.  REGION 9 IS SEEKING A CONSENT DECREE THAT WILL  ASSESS PENALTIES FOR PSA'S PAST VIOLATIONS.  NO INJUNCTIVE   RELIEF SHOULD BE REQUIRED ASSUMING PSA DOES CEASE ITS        REGULATED ACTIVITIES AT THE FACILITY.

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*Source: [EPA ECHO](https://echo.epa.gov/) · AI Analytics · CC0 1.0*