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ETO 1

formerly MAERSK NAANTALI since 2011 Jan 02

🚢 Oil And Chemical Tanker 🏴 Cook Islands IMO 9312078 IN SERVICE/COMMISSION
144.1 m472.6 ft
Length (LOA)
23.0 m75.5 ft
Beam
8.9 m29' 02"
Draft
16,642 DWT
Deadweight
11,983 GT
Gross Tonnage
2005
(21 yrs old)
Built

General Information

Vessel Name ETO 1
Former Name MAERSK NAANTALI since 2011 Jan 02
IMO Number 9312078
MMSI 518159144
Call Sign E5U6027
Flag State Cook Islands
Vessel Type Oil And Chemical Tanker
Detailed Type
Service Status IN SERVICE/COMMISSION
Year of Build 2005

Dimensions & Tonnage

Length Overall (LOA) 144.1 m472.6 ft
Beam (Width) 23.0 m75.5 ft
Draft 8.9 m29' 02"
Deadweight (DWT) 16,642 t16,379 LT
Gross Tonnage (GT) 11,983 GT

This vessel is approximately 21 years old.

🌱

Sustainability Snapshot

E
Vessel Efficiency
Ranked against all Oil tanker in the fleet.
Ranked E — Top 57% of fleet
📊
Segment Efficiency Rank (2025)
#1,610 of 1,651 oil tankers · +219% higher than average
See full ranking →
🏭
Daily Climate Impact
55.24 mt CO₂ / day
⏲️
Avg. Operational Speed
8.7 knots
Consumes 17.23 mt fuel / day (~0.72 mt/hr)

📄 Data source: Annual EU MRV verified emissions data.

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About the ETO 1

The ETO 1 (IMO: 9312078) is a oil and chemical tanker built in 2005 currently sailing under the flag of Cook Islands. The vessel has an estimated length overall (LOA) of 144.1 meters and a beam of 23.0 meters, alongside a deadweight tonnage of 16,642 DWT.

Operating under the service status of IN SERVICE/COMMISSION, the vessel classification society is registered according to international maritime standards. Technical and commercial management is publicly recorded to be overseen by JIE SHENG SHIP MGMT LTD.

TrustedDocks provides detailed maritime intelligence, ship repairs, and maintenance records for the ETO 1. According to our data, the vessel was recently drydocked or maintained at the Cosco Shipping Heavy Industry (Guangdong) - CIC BOLUOMIAO SHIPYARD facilities. To unlock its full live AIS tracking, port visits, PSC inspection records, and shipyard history, log in or create a free account.