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STI WESTMINSTER — Know Your Vessel

Updated: 2026-07-25 | Source: ship.rootz.global | Data: OFAC, EIA, EU MRV, GFW, AIS, USCG
Flag State
MARSHALL ISLANDS
Type
Oil tanker
DWT
25,000

Present Location

Last seen at
CAN-380
CAN
Arrived
2025-04-13
Departed
2025-04-15
467d ago

Risk Assessment

Carbon Intensity (CII)

Rating (2023)
Unrated
CO2 Emissions
5,571
tonnes/year
Distance
20,823
nm/year
YearRatingRatio
2023Unrated—
2022Unrated—
2021Unrated—
2020Unrated—
2019Unrated—
2018Unrated—

EU MRV 2024: 2,938 t CO2, 939 t fuel

Voyage Pattern

Port Visits
99
Avg Dwell
80h
3d per port
Port Utilization
52.1%
time in port
Dark Events
1
24h total

Primary route: TAMPICO → PORT ARTHUR → HOUSTON

Data period: 2023-07-26 to 2025-04-15

PortCountryVisits
TAMPICOMEX10
PORT ARTHURUSA6
MONTREALCAN4
HOUSTONUSA4
CAN-380CAN4

Recent port calls:

ArrivalDeparturePortCountryDuration
2025-04-132025-04-15CAN-380CAN2.4d
2025-03-302025-04-03—GBR3.5d
2025-03-272025-03-28VLISSINGENNLD0.9d
2025-03-212025-03-24VENTSPILSLVA3.1d
2025-03-182025-03-19SKAGENDNK0.5d
2025-02-242025-02-27PORT ARTHURUSA3.7d
2025-02-212025-02-24—USA2.5d
2025-02-162025-02-16GATUN LAKE ANCHORAGEPAN0.1d
2025-02-132025-02-16BALBOAPAN2.8d
2025-02-092025-02-11LA LIBERTADECU1.9d
2025-02-052025-02-08ESMERALDASECU3d
2025-02-032025-02-04PANAMA CANAL ANCHORAGEPAN0.3d
2025-01-312025-02-03MANZANILLOPAN2.9d
2025-01-242025-01-27—USA3d
2025-01-132025-01-14FORT ANDREWSUSA0.9d
2025-01-102025-01-11—USA1d
2025-01-092025-01-09BOSTONUSA0.1d
2025-01-042025-01-07BOSTONUSA2.8d
2024-12-292024-12-31QUEBECCAN2.1d
2024-12-262024-12-28MONTREALCAN2.2d

AIS Dark Periods

1 events, 24 hours total darkness

StartEndHoursAIS OffAIS OnDistanceImplied SpeedAnalysis
2024-01-032024-01-0424————HIGH RISK ZONE

ESTIMATED — implied speed = straight-line distance / dark hours. Actual route unknown. Reference: loaded VLCC ~12-14 kn, ballast ~15-16 kn, stationary <1 kn = possible STS or anchorage.

Loitering Events

36 events, 728 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2026-03-095252.4, 3.90.1 kn—
2026-02-19227.9, -77.31.3 kn—
2026-02-062325.0, -93.20.4 kn—
2026-02-01719.3, -95.61.4 kn—
2026-01-311619.3, -95.41.7 kn—
2026-01-31419.3, -95.51.5 kn—
2026-01-271619.5, -95.41.7 kn—
2026-01-27119.5, -95.62.0 kn—
2026-01-27219.4, -95.51.7 kn—
2026-01-26319.7, -95.81.8 kn—

STS Encounter Detection

Other vessels detected loitering at the same position and time (within ~30nm, overlapping window)

2026-03-09 — 52.4, 3.9

VesselIMOStatusDurationSpeed
EVA SCHULTE9439826Clean199h0.2 kn

2026-01-31 — 19.3, -95.4

VesselIMOStatusDurationSpeed
LARGO MARINER9699866Clean6h1.3 kn

2026-01-27 — 19.5, -95.4

VesselIMOStatusDurationSpeed
LARGO MARINER9699866Clean2h1.2 kn
LARGO MARINER9699866Clean5h1.1 kn

2026-01-27 — 19.4, -95.5

VesselIMOStatusDurationSpeed
LARGO MARINER9699866Clean10h0.9 kn

2026-01-23 — 19.5, -95.7

VesselIMOStatusDurationSpeed
LARGO MARINER9699866Clean7h1.9 kn

2024-03-01 — 28.6, -94.7

VesselIMOStatusDurationSpeed
PGC ALEXANDRIA9336505Clean17h0.0 kn
BRENTHOLMEN9436393Clean27h0.1 kn
GULF LOYALTY9441245Clean30h0.2 kn
OCEANIS9532757Clean492h0.1 kn
VALLE LUNA9635755Clean98h0.0 kn
STI CONNAUGHT9697600Clean73h0.2 kn

2023-10-16 — 25.2, -93.3

VesselIMOStatusDurationSpeed
STI OSCEOLA9707807Clean18h1.3 kn

2023-10-01 — 28.7, -94.7

VesselIMOStatusDurationSpeed
JAG PUSHPA9315733Clean66h0.2 kn
ISE PRINCESS9411185Clean83h0.3 kn
EAGLE KINABALU9422196Clean14h1.6 kn
BRENTHOLMEN9436393Clean186h0.1 kn
EAGLE HALIFAX9453987Clean17h0.1 kn
EAGLE HALIFAX9453987Clean12h1.4 kn
EAGLE HALIFAX9453987Clean101h0.3 kn
LIPARI9529487Clean3h1.4 kn
LIPARI9529487Clean3h1.0 kn
FURUHOLMEN9553397Clean60h0.1 kn
FURUHOLMEN9553397Clean53h0.2 kn
AEGEAN DREAM9645425Clean237h0.3 kn
AEGEAN DREAM9645425Clean11h1.7 kn
AEGEAN DREAM9645425Clean8h1.6 kn
AEGEAN DREAM9645425Clean10h0.9 kn
AMAZON VIRTUE9660360Clean19h0.1 kn
BALEARIC GAS9682253Clean1h1.9 kn

18 unique vessels encountered, 0 sanctioned

P&I Insurance

Not covered by IG P&I clubs

Last checked: 2026-06-24 04:06:15

USCG Registration

StatusActive
Call SignV7EV3
Deficiency Count0
Detention Count0
Last Exam—

Data sources: USCG CGMIX, EU MRV (EMSA), CII computed, Global Fishing Watch, GFW dark events, IG P&I Clubs. All records cryptographically attested on Polygon.

Data sources: U.S. Treasury (OFAC SDN), U.S. Energy Information Administration, European Maritime Safety Agency (EU MRV), U.S. Coast Guard (PSIX), Global Fishing Watch (GFW satellite AIS), AISStream.io. All data cryptographically attested on Polygon blockchain.

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