CHEM HOUSTON — Know Your Vessel

Updated: 2026-07-25 | Source: ship.rootz.global | Data: OFAC, EIA, EU MRV, GFW, AIS, USCG
Flag State
LIBERIA
Type
Chemical tanker
Built
2014
12 years old
DWT
25,000

Present Location

Last seen at
PORT SAID
EGY
Arrived
2025-08-02
Departed
2025-08-03
356d ago

Risk Assessment

Carbon Intensity (CII)

Rating (2023)
Unrated
CO2 Emissions
4,824
tonnes/year
Distance
21,811
nm/year
YearRatingRatio
2023Unrated
2022Unrated
2021Unrated
2020Unrated
2019Unrated
2018Unrated

EU MRV 2024: 4,017 t CO2, 1,277 t fuel

Voyage Pattern

Port Visits
99
Avg Dwell
64h
3d per port
Port Utilization
35.6%
time in port
Dark Events
1
224h total

Primary route: SANTOS → CALLAO → PORT LOUIS

Data period: 2023-07-25 to 2025-08-03

PortCountryVisits
SANTOSBRA5
CALLAOPER4
ROTTERDAM MAASVLAKTENLD3
PORT SAIDEGY3
PORT LOUISMUS3

Recent port calls:

ArrivalDeparturePortCountryDuration
2025-08-022025-08-03PORT SAIDEGY0.9d
2025-07-292025-07-31PIRAEUSGRC1.6d
2025-07-182025-07-20ANTWERPBEL1.6d
2025-07-052025-07-16DEU-611DEU11.1d
2025-07-052025-07-05ROTTERDAM MAASVLAKTENLD0.1d
2025-06-272025-06-27ITA0.6d
2025-06-042025-06-10SANTOSBRA6.2d
2025-05-172025-05-17PORT LOUISMUS0.6d
2025-05-072025-05-07MYS0.8d
2025-05-052025-05-07MYS1.2d
2025-05-012025-05-03MYS1.7d
2025-04-252025-04-28THA2.8d
2025-04-202025-04-23TANJUNG PELEPASMYS2.8d
2025-04-182025-04-19PENANGMYS1d
2025-04-092025-04-11IND1.1d
2025-04-062025-04-08PAK1.7d
2025-03-212025-03-22PORT LOUISMUS0.5d
2025-02-262025-02-27ARG0.3d
2025-02-252025-02-26BUENOS AIRESARG0.8d
2025-02-202025-02-25SAN LORENZOARG4.4d

AIS Dark Periods

1 events, 224 hours total darkness

StartEndHoursAIS OffAIS OnDistanceImplied SpeedAnalysis
2024-04-252024-05-04224HIGH 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

24 events, 346 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2026-06-22519.6, -83.70.9 kn
2026-04-303-15.7, -75.91.3 kn
2026-02-013-27.3, 45.01.6 kn
2026-01-282-19.1, 59.01.2 kn
2025-12-18435.3, 129.91.4 knHIGH RISK
2025-12-181435.2, 130.00.8 knHIGH RISK
2025-12-17735.2, 129.80.7 knHIGH RISK
2025-12-17935.2, 129.81.2 knHIGH RISK
2025-12-161235.2, 129.80.6 knHIGH RISK
2025-12-16635.2, 129.80.4 knHIGH RISK

STS Encounter Detection

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

2025-12-18 — 35.2, 130.0

VesselIMOStatusDurationSpeed
STOLT SURF9168623Clean2h1.5 kn

2025-02-18 — -35.2, -55.6

VesselIMOStatusDurationSpeed
STI DUCHESSA9669938Clean29h0.2 kn

2025-02-12 — -35.2, -55.6

VesselIMOStatusDurationSpeed
LR1 CARRIER9307102Clean30h0.1 kn
STI DUCHESSA9669938Clean10h0.0 kn
STI DUCHESSA9669938Clean29h0.2 kn

3 unique vessels encountered, 0 sanctioned

USCG Registration

StatusActive
Call SignD5FT8
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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