SEAWAYS RIO GRANDE — 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
Built
2012
14 years old
DWT
25,000

Present Location

Last seen at
LE HAVRE
FRA
Arrived
2025-11-17
Departed
2025-11-20
248d ago

Risk Assessment

Carbon Intensity (CII)

Rating (2023)
Unrated
CO2 Emissions
9,975
tonnes/year
Distance
21,188
nm/year
YearRatingRatio
2023Unrated
2021Unrated
2020Unrated
2019Unrated
2018Unrated

EU MRV 2024: 6,225 t CO2, 1,989 t fuel

Voyage Pattern

Port Visits
99
Avg Dwell
63h
3d per port
Port Utilization
30.7%
time in port
Dark Events
1
32h total

Primary route: COME BY CHANCE → COVENAS → HOUSTON

Data period: 2023-07-25 to 2025-11-20

PortCountryVisits
COME BY CHANCECAN7
HOUSTONUSA6
COVENASCOL6
CANAPORTCAN4
LOOPUSA3

Recent port calls:

ArrivalDeparturePortCountryDuration
2025-11-172025-11-20LE HAVREFRA2.3d
2025-11-122025-11-17FRA5.2d
2025-10-312025-11-03COME BY CHANCECAN2.7d
2025-10-292025-10-31COME BY CHANCECAN2.1d
2025-10-192025-10-21PORTLANDGBR2.6d
2025-10-172025-10-18LE HAVREFRA0.9d
2025-10-172025-10-17FRA0.5d
2025-10-152025-10-16SAINT HELENSGBR1.8d
2025-10-112025-10-15GBR3.5d
2025-09-052025-09-09FREEPORTBHS3.9d
2025-08-302025-09-01COVENASCOL1.9d
2025-08-172025-08-22CANAPORTCAN5d
2025-08-062025-08-09HOUSTONUSA2.7d
2025-08-042025-08-06USA1.7d
2025-07-312025-08-04USA4d
2025-07-162025-07-18CHIRIQUI GRANDEPAN1.5d
2025-07-132025-07-15COVENASCOL1.8d
2025-07-122025-07-13CARTAGENACOL0.4d
2025-07-062025-07-07CHIRIQUI GRANDEPAN1.6d
2025-06-032025-06-06CHAGUARAMASTTO3.1d

AIS Dark Periods

1 events, 32 hours total darkness

StartEndHoursAIS OffAIS OnDistanceImplied SpeedAnalysis
2026-05-242026-05-2532HIGH 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

70 events, 1191 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2026-07-071838.6, -74.50.7 kn
2026-07-06138.6, -74.60.7 kn
2026-07-061438.5, -74.60.2 kn
2026-06-19438.5, -74.60.9 kn
2026-05-21368.0, -56.70.1 kn
2026-03-1313-1.0, 2.80.5 knHIGH RISK
2025-12-0828-6.9, 12.30.1 kn
2025-09-27378.0, -56.70.1 kn
2025-09-2717.8, -57.02.0 kn
2025-09-2637.7, -56.81.8 kn

STS Encounter Detection

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

2025-09-27 — 8.0, -56.7

VesselIMOStatusDurationSpeed
EAGLE SAN DIEGO9594834Clean17h1.6 kn
EAGLE SAN DIEGO9594834Clean8h1.7 kn

2025-02-03 — 31.6, 28.8

VesselIMOStatusDurationSpeed
STI SYMPHONY9719692Clean93h0.7 kn

2025-02-02 — 31.5, 28.7

VesselIMOStatusDurationSpeed
STI SYMPHONY9719692Clean93h0.7 kn

2025-02-01 — 31.7, 28.9

VesselIMOStatusDurationSpeed
STI SYMPHONY9719692Clean93h0.7 kn

2024-11-06 — 28.7, -94.7

VesselIMOStatusDurationSpeed
GH MADISON9456915Clean65h0.5 kn
GH MADISON9456915Clean26h0.2 kn
P. LONG BEACH9656890Clean110h0.1 kn

2024-10-31 — 28.6, -94.3

VesselIMOStatusDurationSpeed
IONIC ASTRAPI9529346Clean32h0.2 kn
EPHESOS9607423Clean4h1.9 kn

2024-10-31 — 28.6, -94.1

VesselIMOStatusDurationSpeed
EPHESOS9607423Clean2h1.6 kn

2024-10-31 — 28.5, -94.1

VesselIMOStatusDurationSpeed
EPHESOS9607423Clean2h1.0 kn

2024-10-30 — 28.6, -94.2

VesselIMOStatusDurationSpeed
EPHESOS9607423Clean5h1.5 kn

2024-09-20 — 28.3, -94.9

VesselIMOStatusDurationSpeed
YASA GOLDENBOSPHORUS9334038Clean26h0.1 kn
ILMA9588392Clean27h0.2 kn
ILMA9588392Clean28h0.1 kn

2024-09-20 — 28.3, -94.8

VesselIMOStatusDurationSpeed
YASA GOLDENBOSPHORUS9334038Clean26h0.1 kn
ILMA9588392Clean28h0.1 kn

2024-08-22 — 28.8, -89.9

VesselIMOStatusDurationSpeed
STI ALEXIS9696694Clean117h0.0 kn

2024-04-18 — 36.4, -0.5

VesselIMOStatusDurationSpeed
GAZ ENERGY9458169Clean33h1.3 kn

2024-04-18 — 36.3, -0.2

VesselIMOStatusDurationSpeed
GAZ ENERGY9458169Clean33h1.3 kn

2024-04-17 — 36.4, -0.5

VesselIMOStatusDurationSpeed
GAZ ENERGY9458169Clean33h1.3 kn

2023-10-28 — 28.6, -94.2

VesselIMOStatusDurationSpeed
ESTHER SPIRIT9282053Clean1h2.0 kn
XANTHOS9289178Clean5h0.8 kn
NOBLEWAY9411082Clean5h0.8 kn
NIBAN9484716Clean3h1.3 kn
ALSACE9530905Clean100h0.2 kn
STENA SUEDE9579042Clean121h0.3 kn
EAGLE SAN ANTONIO9594822Clean26h0.1 kn
NEW ACHIEVEMENT9686340Clean2h0.9 kn

2023-10-27 — 28.6, -94.2

VesselIMOStatusDurationSpeed
STOLT STREAM9169940Clean2h1.1 kn
ESTHER SPIRIT9282053Clean40h0.1 kn
ESTHER SPIRIT9282053Clean1h1.4 kn
XANTHOS9289178Clean9h0.9 kn
XANTHOS9289178Clean121h0.1 kn
NOBLEWAY9411082Clean5h0.8 kn
NOBLEWAY9411082Clean15h1.0 kn
ISE PRINCESS9411185Clean57h0.2 kn
ISE PRINCESS9411185Clean19h0.1 kn
WHISTLER SPIRIT9417323Clean19h0.1 kn

21 unique vessels encountered, 0 sanctioned

USCG Registration

StatusActive
Call SignV7UT9
Deficiency Count0
Detention Count0
Last Exam

Data sources: USCG CGMIX, EU MRV (EMSA), CII computed, Global Fishing Watch, GFW dark events. 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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