# WILLOW RUN/WILLOW RUN SLUDGE LAGOON
> **Judicial** · FY1997 · — · —
## Case
- **Activity ID:** `30246`
- **Case Number:** 05-1997-0284
- **Type:** Judicial
- **Lead:** EPA
- **Outcome:** —
- **Penalty assessed:** —
- **Cost recovery:** $1.15M
- **Compliance action $:** —
- **Multimedia (multi-env):** N
## Defendants
- CHRYSLER CORPORATION (complaint) (settlement)
- CHRYSLER PENTASTAR AVIATION, INC. (complaint) (settlement)
- FORD MOTOR CO. (complaint) (settlement)
- GENERAL MOTORS CORP. (complaint) (settlement)
- REGENTS OF THE UNIVERSITY OF MICHIGAN (complaint) (settlement)
- UNIVERSITY OF MICHIGAN (complaint) (settlement)
- WAYNE COUNTY (complaint) (settlement)
- YPSILANTI COMMUNITY UTILITIES AUTHORITY (complaint) (settlement)
- YPSILANTI TOWNSHIP (settlement)
## Summary

THIS IS A COST RECOVERY FOR MONIES EXPENDED FOR PRELIMINARY  ASSESSMENTS/SITE INVESTIGATION WORK, OVERSIGHT OF A PRP LEAD RI/FS, AND COSTS RELATE PREPARATION OF AN ENGINEERING        EVALUATION/COST ANALYSIS. THIS IS SOLELY FOR RECOVERY OF     PAST COSTS, BUT DOES SEEK DECLARATORY RELIEF AS TO THE       LIABILITY PRP'S. THE SITE IS NOT ON THE NPL AT THE REQUEST   OF THE STATE. RESPONSE ACTIONS CONTINUE UNDER A STATE LEAD   CONSENT DECREE.                                              THE WILLOW RUN CREEK/WILLOW RUN SLUDGE LAGOON SITE IS THE    LOCATION OF AUTOMOBILE MANUFACTURING PLANTS, A WASTE WATER   TREATMENT PLANT, AND AN AIRPORT.  ONE OF THE PLANTS AND THE  AIRPORT WERE USED FOR THE PRODUCTION OF WARPLANES DURING     WORLD WAR II. IT IS LOCATED IN WAYNE AND WASHTENAW COUNTIES, MICHIGAN AND IN THE SOUTHEAST MICHIGAN GEOGRAPHIC INITIATIVE AREA.  MUCH OF THE SITE CONTAMINATION INVOLVES SEDIMENT      CONTAMINATION.                                               THE SITE WAS ORIGINALLY INVESTIGATED DURING THE LATE 1970S   FOR CONTAMINATION, PARTICULARLY POLYCHLORINATED BIPHENOLS,   WHICH RESULTED FROM THE INDUSTRIAL ACTIVITIES TAKING PLACE   IN THE AREA.  A PORTION OF THE SITE, THE WILLOW RUN SLUDGE   LAGOON, ORIGINALLY WAS PROPOSED FOR THE NATIONAL PRIORITIES  LIST (NPL) IN 1987.  UNDER AN ADMINISTRATIVE CONSENT ORDER,  TWO POTENTIALLY RESPONSIBLE PARTIES (PRPS), FORD MOTOR       COMPANY AND GENERAL MOTORS CORPORATION, CONDUCTED A REMEDIAL INVESTIGATION/FEASIBILITY STUDY (RI/

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