Cristoforo Colombo Incident
8th September 2004

Incident Summary (1)•Date– 8 September time 21:50•Incident:– Dredge vessel “Cristoforo Colombo” runs aground 50m
offshore between Kholmsk Commercial and Fishing Ports.
Crew of 29 on board.

•Causes:– Loss of Vessel Engine Power– Inability to hold station with anchors– Typhoon

1Incident Summary (2)•Injuries:– None Reported•

Initial Damage Estimate:– Two five heavy fuel oil tanks ruptured possible 120 tonne loss
– One diesel fuel oil tank ruptured –possible loss of 70 tonnes– Engine Room holed and taking on water– Final estimates are 28 tonnes of oil lost in total•Vessel’s Oil Content at Time of incident :- 5 HFO tanks containing 161 tonnes HFO- 4 MDO tanks containing 160.5 tonnes MDOTime Line – Initial 24 Hours

20:00

20:00

20:20

20:30 – 20:40

20:40 – 21:00

20:53

21:00

Vesselremainsat Anchor

Deteriorating
Weather

Captain calls
for mainengines

Stbd Engine
OnlinePort Engine
OnlineLow fuel oilpressurealarm

Loss ofEngine RPM

Northerly
Force 7NW Force 1112

21:00 - 21:05
Vessel headswings toStarboard
Dragginganchor

21:11

Captainorders anchor
raised21:13

Changed to Marine Diesel Both engines in auto
Shutdown
Vessel drifts towards
shore
Stopped heaving in – 3
shackles in water
General alarm sounded
Bow thruster on fullRevs Increase
power
Continue to heave anchor
Order given to let goboth anchors

First Loss ofEngine Power

Stoppedheavinganchor

21:15 – 21:25

21:30

Both forwardanchors lowered

Vesselaground

Stern anchor
loweredMayday sent andcrew to stations

2Response – Initial 24 Hours

21:30
Maydaypickedup bySmit
Sakhalin

22:30

24:00

ResponseSEIC
Strategies
ECT
Manned Established

11:06

11:32

OSR
Equip/PPEen route to
Kholmskfrom
Yuzhno and
LNG site

EMERCOM
set upbeachcontrolpoint

04:45

05:25

ECT
departfor
Kholmsk

OSR /PPE
Equip.
ready fortransporttoKholmsk

15:10

16:00

Helicopter OSR/PPE
commences Trucks
fly overarrive in
Kholmsk

06:35

09:44

10:29

ECT
arrive onsite

Reportsent to
EmerconBoom onway tobeach.
Too roughto deploy

18:58

19:19

20:59

Site
Response
Planreceivedfrom
Ecoshelf

1 Boom laidout incommercial
harbourready todeployIncident
OSR Plan isfinalised forcomingdays.

3

September 8th

Cristoforo Colombo
Final position

September 9th
First daylight

Observed oil during
first daylight4

Photo 2/ 09-09-2004 15:30 hr

56September 9th
daylight

Observed oil afterArial inspection

7

September 9th
19:00 hr

Cleaning -up
startedBoom
deployed

Sea-Boom
Ready to Deploy

8September 10th
14:00 hr

Cleaning -up
continued

Booms
deployedBoomrelocated

Boom
Deployed910-09-04

September 11th

Cleaning -up
continued

Boom
Adjusted10September 12thFirst Arial reviewSilvery sheen

Cleaning -up
restarted

12-09-04

11

September 12th
Second Arial review

Silvery light sheen
Cleaning -up
continued

Extra boom
deployed12September 13th13

September 14th and 15th

September 16th14

Shoreline Surveys
DateSurvey

9th•SEIC commenced formal survey of reported oiled sites•Sheens and some oil on water found within commercial port
•Fishing Port Clean

10th•Ecoshelf begin surveys (location of oil and assessment for cleanup)• SEIC Teams survey wider shoreline (Environmental sensitivity, oil location)•Concentrated on port areas but proceeded to widen search

11th•SEIC commenced shoreline mapping•Tasked with mapping shoreline type, sensitivity and reporting oil found•Covered 5km north and south of vessel•Accompanied by wildlife expert from Yuzhno Zoo

12th•Oiled bird found on shoreline•Died later in the day

15