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 # 780340 INCIDENT DESCRIPTION *Report taken at 17:22 on 22-NOV-05 Incident Type: PLATFORM Incident Cause: EQUIPMENT FAILURE Affected Area: GULF OF MEXICO The incident occurred on 22-NOV-05 at 15:00 local time. Affected Medium: WATER / 4600 FEET BELOW SURFACE ____________________________________________________________________________ SUSPECTED RESPONSIBLE PARTY Organization: BP AMOCO PRODUCTION CO HOUSTON, TX 77079 Type of Organization: PRIVATE ENTERPRISE ____________________________________________________________________________ INCIDENT LOCATION GULF OF MEXICO County: MISSISSIPPI CANYON State: LA PLATFORM INCIDENT / 28-89-19 088-10-00 ____________________________________________________________________________ RELEASED MATERIAL(S) CHRIS Code: NCC Official Material Name: NO CHRIS CODE Also Known As: SYNTHETIC BASED MUD Qty Released: 7 BARREL(S) Qty in Water: 7 BARREL(S) ________________________________________________________________________ DESCRIPTION OF INCIDENT WEB REPORT/////RELEASE OF SYNTHETIC BASED DRILLING MUD AT SUBSURFACE WELLHEAD/BOP STACK. RELEASE OCCURED WHEN BLIND RAMS WERE REOPENED AFTER EMERGENCY SHUT-IN OF BOPS DUE TO CASING FAILED BELOW THE SEA FLOOR. BLIND RAMS WERE OPENED TO PERFORM DIAGNOSTIC TESTS ON WELLBORE IN ORDER TO DESIGN APPROPRIATE P&A OF WELL. DRILLING OPERATION/WELL FAILED PRIOR TO REACHING A HYDROCARBON ZONE. WELLHEAD AND RELEASE ARE AT 4600+ DEPTH AND NO SURFACE EXPRESSION OF OIL/SHEEN WAS NOTED. ____________________________________________________________________________ INCIDENT DETAILS Platform Rig Name: HORIZIN Platform Letter: 4 Location Area ID: MISSISSIPPI CANYON Location Block ID: 126 OCSG Number: 18194 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: UNKNOWN ____________________________________________________________________________ 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 ____________________________________________________________________________ REMEDIAL ACTIONS ATTEMPTED TO GET IN AND OUT OF HOLE, CLOSING OFF SOURCE, IN AS LITTLE TIME AS POSSIBLE. NO OTHER REMEDIATION IS POSSIBLE Release Secured: UNKNOWN Release Rate: Estimated Release Duration: ____________________________________________________________________________ WEATHER ____________________________________________________________________________ ADDITIONAL AGENCIES NOTIFIED Federal: EPA State/Local: State/Local On Scene: State Agency Number: ____________________________________________________________________________ NOTIFICATIONS BY NRC DOT CRISIS MANAGEMENT CENTER (PRIMARY) 22-NOV-05 17:27 USCG FIST NEW ORLEANS (SUPERVISOR, FIST NEW ORLEANS) 22-NOV-05 17:27 LA DEPT OF ENV QUAL (PRIMARY) 22-NOV-05 17:27 LA OFFICE OF EMERGENCY PREPAREDNESS (PRIMARY) 22-NOV-05 17:27 LA OFFICE OF GOV ATTN ROLAND GUIDRY (PRIMARY) 22-NOV-05 17:27 LA OFFICE OF PUBLIC HEALTH (PRIMARY) 22-NOV-05 17:27 MSO MORGAN CITY (PRIMARY) 22-NOV-05 17:29 NATIONAL INFRASTRUCTURE COORD CTR (PRIMARY) 22-NOV-05 17:27 NOAA 1ST CLASS BB RPTS FOR LA (PRIMARY) 22-NOV-05 17:27 LA STATE POLICE (PRIMARY) 22-NOV-05 17:27 ____________________________________________________________________________ ADDITIONAL INFORMATION WILL CONTACT MSO MORGAN CITY. ___________________________________________________________________________ *** END INCIDENT REPORT # 780340 ***