NATIONAL RESPONSE CENTER 1-800-424-8802 *** For Public Use *** Information released to a third party shall comply with any applicable federal and/or state Freedom of Information and Privacy Laws Incident Report # 517760 INCIDENT DESCRIPTION *Report taken at 11:34 on 25-JAN-00

Incident Type: PLATFORM

Incident Cause: EQUIPMENT FAILURE Affected Area: GULF OF MEXICO

The incident was discovered on 25-JAN-00 at 07:20 local time.

Affected Medium: WATER

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SUSPECTED RESPONSIBLE PARTY

Organization:         CHEVRON

NEW ORLEANS, LA 70112

Type of Organization: PRIVATE ENTERPRISE

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INCIDENT LOCATION

County: MISSISSIPPI CANYON State: LA Latitude: 28 Degrees 43' 33" N

Longitude: 88 Degrees 35' 49" W PLATFORM INCIDENT

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RELEASED MATERIAL(S)

CHRIS Code: DRM    Official Material Name: DRILLING MUD (LOW TOXICITY)

Also Known As:  DRILLING MUD (SYNTHETIC)

Qty Released: 275 BARREL(S)           Qty in Water: 275 BARREL(S)

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DESCRIPTION OF INCIDENT

THE MATERIAL SPILLED FM A SEMI SUBMERSIBLE RIG DUE TO A LEAK IN A WELD ON A MUD  PIT.

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INCIDENT DETAILS

Platform Rig Name: OCEAN QUEST Platform Letter: Location Area ID: MISSISSIPPI CANYON Location Block ID: 248 OCSG Number: 13114 OCSP Number: State Lease Number: Pier Dock Number: Berth Slip Number:

---WATER INFORMATION--- Body of Water: GULF OF MEXICO Tributary of: Nearest River Mile Marker: Water Supply Contaminated: NO

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DAMAGES

Fire Involved: NO   Fire Extinguished: UNKNOWN

INJURIES:

NO

Hospitalized:

Empl/Crew:

Passenger:

FATALITIES:

NO

Empl/Crew:

Passenger:

Occupant:

EVACUATIONS:

NO

Who Evacuated:

Radius/Area:

Damages:

NO

Length of

Direction of

Closure Type

Description of Closure

Closure

Closure

Air:

N

Road:

N

Major  Artery:

N

Waterway:

N

Track:

N

Passengers Transferred: UNKNOWN

Environmental Impact: UNKNOWN

Media Interest: NONE  Community Impact due to Material: NO

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REMEDIAL ACTIONS

THE SPILL HAS BEEN SECURED. THERE IS NO SHEEN. PATCHED THE LEAK.

Release Secured: YES Release Rate: Estimated Release Duration:

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WEATHER

Weather: CLEAR, 57ºF    Wind speed: 20  KNTS    Wind direction: NN

Wave Condition: 3     MODERATE (3 - 5 FT)    Current speed: 1    Current directi

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ADDITIONAL AGENCIES NOTIFIED

Federal:

State/Local:

State/Local On Scene:

State Agency Number:

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NOTIFICATIONS BY NRC

EPA OFFICE OF EMERG RESPONSE(OERR) (PRIMARY)

25-JAN-00

11:54

U.S. EPA VI (PRIMARY)

25-JAN-00

11:45

FEDERAL EMERGENCY MANAGEMENT AGENCY (PRIMARY)

25-JAN-00

11:45

USCG COMMAND CENTER - FLAG PLOT (PRIMARY)

25-JAN-00

11:46

GULF STRIKE TEAM (PRIMARY)

25-JAN-00

11:44

LA DEPT OF ENV QUAL (PRIMARY)

25-JAN-00

11:43

LA OFFICE OF GOV ATTN ROLAND GUIDRY (PRIMARY)

25-JAN-00

11:43

MAIL EPA R6 ATTN: KENNETH CLARK (PRIMARY)

25-JAN-00

11:43

MSO MORGAN CITY (PRIMARY)

25-JAN-00

11:43

NOAA 1ST CLASS BB RPTS FOR LA (PRIMARY)

25-JAN-00

11:43

DOI/OEPC - R6 (PRIMARY)

25-JAN-00

11:43

LA STATE POLICE (PRIMARY)

25-JAN-00

11:43

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ADDITIONAL INFORMATION

WILL NOTIFY THE MMS AND THE EPA.  11,550 GALLONS SPILLED.

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*** END INCIDENT REPORT #

517760

***