# SANTA MONICA MTBE ORDER
> **Administrative - Formal** · FY2000 · — · Unilateral Administrative Order Without Adjudication
## Case
- **Activity ID:** `53315`
- **Case Number:** 09-2000-0043
- **Type:** Administrative - Formal
- **Lead:** EPA
- **Outcome:** Unilateral Administrative Order Without Adjudication
- **Penalty assessed:** —
- **Cost recovery:** —
- **Compliance action $:** $16.00M
- **Multimedia (multi-env):** N
## Defendants
- ATLANTIC RICHFIELD CO. (complaint) (settlement)
- BEST CALIFORNIA GAS LTD. (complaint) (settlement)
- CHEVRON USA INC. (complaint) (settlement)
- CONOCO INC. (complaint) (settlement)
- DOUGLAS OIL CO. (complaint) (settlement)
- EXXON MOBIL CORP. (complaint) (settlement)
- HLW CORP. (complaint) (settlement)
- KAYO OIL CO. (complaint) (settlement)
- KAZUO NASHIDA (complaint) (settlement)
- MOBIL OIL CORP. (complaint) (settlement)
- THRIFTY OIL CO. (complaint) (settlement)
- TOSCO CORP. (complaint) (settlement)
- UNOCAL OIL CORP. (complaint) (settlement)
## Summary

THIS UAO PURSUANT TO RCRA 7003 IS ISSUED TO CHEVRON U.S.A.   INC., EXXONMOBIL CORPORATION, ATLANTIC RICHFIELD COMPANY,    CONOCO INC., KAYO OIL COMPANY, DOUGLAS OIL CO. OF CALIF.,    UNOCAL CORPORATION, MOBIL OIL CORPORATION, TOSCO CORP.,      THRIFTY OIL COMPANY, BEST CALIFORNIA GAS LTD., KAZUHO        NISHIDA, AND HLW CORPORATION.  IN AUGUST 1995, THE CITY OF   SANTA MONICA FOUND THE GASOLINE ADDITIVE MTBE IN ITS         CHARNOCK MUNICIPAL WATER WELLFIELD.  THE RESPONDENTS,        WITH RESPONDENTS TO AN EPA UAO ISSUED ON SEPTEMBER 22,       1999 (SHELL OIL COMPANY/SHELL OIL PRODUCTS COMPANY/EQUILON   ENTERPRISES LLC), HAVE RESPONSIBILITY FOR RELEASES OF MTBE   AND OTHER GASOLINE CONSTITUENTS THAT ARE CONTRIBUTING        TO THE ENDANGERMENT AT THE WELLFIELD.                        THE ORDER REQUIRES RESPONDENTS TO PARTICIPATE AND COOPERATE  WITH THE SHELL PARTIES IN PROVIDING REPLACEMENT WATER TO     THE CITY OF SANTA MONICA AND SOUTHERN CALIFORNIA WATER CO.   FOR A PERIOD OF FIVE YEARS.

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