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POLAR RANGER
POLAR RANGER is a 1975 towing vessel. The Coast Guard has recorded 41 inspections since 1993, most recently in December 2025, along with 5 deficiencies and 9 casualty investigations between 2005 and 2020.
Records from 1993 to 2025. Most recent: inspection, 16 December 2025.
- Built
- 1975
- Last inspected
- 16 December 2025
- Documentation
- Valid · documentation file of 10 September 2026
- Deficiencies
- 5 recorded · 0 without a recorded resolution
- Controls
- None recorded without a removal date
- Casualties
- 9 investigations · 2005–2020
Identity
569925
7404102 View on MarineTraffic leaves Maury; a third-party site, nothing from it is stored here
WDC8652
138920
Flag
UNITED STATES
367090860
Maury page id
psix-138920
Inspections, by type
…with no type recorded26
Years with a record
23 calendar years (1993–2025)
The 41 inspections in the strip above, split by the kind of activity the US
Coast Guard recorded. Years with a record are calendar years in which a record exists, not
years in service. What Maury does not do.
Coast Guard record current through 13 September 2026, retrieved 18 September 2026 from PSIX. Every field on this page was recorded by the Coast Guard. Records for the Towing Vessel class in Maury's sources begin in 1980.
Documentation record
Registered dimensions (L × B × D)118.7 ft × 34.0 ft × 14.6 ft
Registered tonnagegross 197 / net 134
ITC dimensions (L × B × D)120.2 ft × 34.0 ft × 16.4 ft
ITC tonnagegross 421 / net 126
Builderbuilder not recorded · NEW IBERIA, LA, UNITED STATES · built 1975
Hull materialSteel
PropulsionDiesel
Hull shapeNot recorded
Hull configurationNot recorded
Hailing portSEATTLE, WA
Trade endorsementsCoastwise, unrestricted
DocumentationValid · issued 11 June 2026 · expires 30 June 2027
Service, as the file records itTowing Vessel
Hull formpowered (Maury's inference from propulsion, hull shape, material and length, rule hf-1; not a recorded fact)
Tonnage as PSIX records it421 - Convention (Subpart B), Gross Ton
197 - Regulatory (Subpart C or D), Gross Ton
126 - Convention (Subpart B), Net Ton
134 - Regulatory (Subpart C or D), Net Ton
197 - Regulatory (Subpart C or D), Gross Ton
126 - Convention (Subpart B), Net Ton
134 - Regulatory (Subpart C or D), Net Ton
Every line above is a field of the National Vessel Documentation Center's file as served by NOAA Fisheries, dated 10 September 2026, matched to this hull on its Official Number. Registered and ITC measurements are two systems and are never combined. One snapshot is held so far; documentation history begins with the next.
Radio station licence
WDC8652MMSI 367090860 · active · compulsorily equipped · granted 23 January 2026, expires 3 February 2036
WBM8733MMSI 303680000 · expired · compulsorily equipped · granted 16 October 1997, cancelled 5 January 2008
FCC Universal Licensing System ship-station file of 6 September 2026, matched to this hull on its
US Official Number. Status and dates are the file’s own. The licensee is not read from the file and is not shown.
A lapsed licence’s MMSI is still the number the vessel transmitted under while it was valid.
Inspected as a tow unit · 9
The Coast Guard recorded this vessel and the following in the same inspection activity — normally a tug and the barges in its tow. A recreational or unclassed hull in the same activity is held and not published, so it does not appear here: these lists are a floor, not a complete manifest.
POLAR TRADER Freight Barge · MISLE 1222347 · 18 March 2022 · activity 7414514NAMAKANI Freight Barge · MISLE 1352982 · 18 October 2020 · activity 7079125KNOT E Z Fishing Tender · MISLE 71356 · 12 July 2016 · activity 6519026WESTWARD TRADER Freight Barge · MISLE 800881 · 12 July 2016 · activity 6519026PACIFIC TRADER Freight Barge · MISLE 736161 · 21 May 2008 · activity 3214784WESTWARD TRADER Freight Barge · MISLE 800881 · 18 June 2006 · activity 2689553BARGE 416 Freight Barge · MISLE 48377 · 1 October 2005 · activity 2514057ALASKA Freight Barge · MISLE 49014 · 4 April 1999 · activity 25256BARGE 101 Tank Barge · MISLE 51109 · 12 March 1995 · activity 154105BARGE 400 Tank Barge · MISLE 46533 · 24 March 1993 · activity 176777Inspection history · 41
16 December 2025
Deficiency Check · COI Inspection
Physical examination · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 8284316
18 March 2022
Explosive Handling Operation-Administrative · Explosive Handling Operation-Commercial
Physical examination · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 7414514
16 June 2021
Administrative Inspection
Administrative · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 7227302
15 December 2020
COI Inspection
Physical examination · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 7112314
18 October 2020
Type not recorded
No type recorded · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 7079125
18 October 2020
Administrative Inspection
Administrative · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 7081288
28 June 2019
Deficiency Check
Physical examination · Marine Safety Unit Dutch Harbor · USCG Arctic District (CGD-A) · Activity 6729146
26 May 2017
MTSA Verification · Industry Initiated Exam
Physical examination · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 6156328
12 July 2016
Type not recorded
No type recorded · Sector Western Alaska and U.S. Arctic · USCG Arctic District (CGD-A) · Activity 6519026
12 November 2014
Administrative Inspection
Administrative · Sector Western Alaska and U.S. Arctic · USCG Arctic District (CGD-A) · Activity 5022089
11 June 2014
Type not recorded
No type recorded · Marine Safety Unit Dutch Harbor · USCG Arctic District (CGD-A) · Activity 4886428
26 January 2013
Type not recorded
No type recorded · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 4526282
17 August 2011
Deficiency Check
Physical examination · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 4118471
3 March 2011
Type not recorded
No type recorded · Sector Western Alaska and U.S. Arctic · USCG Arctic District (CGD-A) · Activity 3957045
20 December 2010
Type not recorded
No type recorded · Sector Southeast Alaska · USCG Arctic District (CGD-A) · Activity 4223008
30 June 2010
Administration
Administrative · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 3781713
19 February 2010
Type not recorded
No type recorded · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 3698723
18 February 2010
MTSA Verification · Industry Initiated Exam · Deficiency Check
Physical examination · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 3681640
26 December 2009
Type not recorded
No type recorded · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 3655956
19 December 2009
Type not recorded
No type recorded · Marine Safety Detachment Ketchikan · USCG Arctic District (CGD-A) · Activity 3654268
20 July 2009
Type not recorded
No type recorded · Marine Safety Unit Dutch Harbor · USCG Arctic District (CGD-A) · Activity 3541552
5 March 2009
Type not recorded
No type recorded · Marine Safety Unit Dutch Harbor · USCG Arctic District (CGD-A) · Activity 3428416
22 October 2008
Type not recorded
No type recorded · Marine Safety Unit Dutch Harbor · USCG Arctic District (CGD-A) · Activity 3349590
21 May 2008
Type not recorded
No type recorded · Sector Western Alaska and U.S. Arctic · USCG Arctic District (CGD-A) · Activity 3214784
2 December 2007
Type not recorded
No type recorded · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 3110075
1 October 2007
Type not recorded
No type recorded · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 3070560
13 July 2006
Security Plan Amendment Review - ASP
Administrative · Marine Safety Center (MSC) · Activity 2711521
3 July 2006
MTSA Verification · Uninspected Other · Ballast Water Examination
Physical examination · Sector Western Alaska and U.S. Arctic · USCG Arctic District (CGD-A) · Activity 2703588
18 June 2006
Type not recorded
No type recorded · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 2689553
11 April 2006
Administrative Inspection
Administrative · Marine Safety Center (MSC) · Activity 2621758
1 October 2005
Type not recorded
No type recorded · MSO ANCHORAGE · USCG Arctic District (CGD-A) · Activity 2514057
30 January 2004
Security Plan Review - VSP
Administrative · Marine Safety Center (MSC) · Activity 2015595
8 July 2000
Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 443514
4 April 1999
Type not recorded
No type recorded · MSO PORTLAND, OREGON · USCG Northwest District (CGD-NW) · Activity 25256
7 February 1996
Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 1099
30 May 1995
Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 35787
21 April 1995
Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 145187
12 March 1995
Type not recorded
No type recorded · Marine Safety Unit Dutch Harbor · USCG Arctic District (CGD-A) · Activity 154105
19 August 1994
Type not recorded
No type recorded · MSO ANCHORAGE · USCG Arctic District (CGD-A) · Activity 83812
4 April 1994
Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 68925
24 March 1993
Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 176777
Deficiency record · 5
11 - Life Saving Appliances › N/A - No Subsystem › Inflatable liferafts
Issued 6 January 2026
Resolved
The master must ensure that all lifesaving equipment is properly maintained and ready for use at all times. The survival craft for the POLAR RANGER was not installed and available for inspection. Marine inspector attendance required to verify install of survival craft.
07 - Fire Safety › N/A - No Subsystem › Fire detection and alarm system
Issued 6 January 2026
Resolved
Each towing vessel must be equipped with a means to detect smoke in the berthing spaces and lounges that alerts individuals in those spaces. The two aft berthing spaces on the deck below the operating station did not have a means to detect smoke. Install a smoke detection system or individual battery operated detectors meeting UL 217.
14 - Pollution Prevention › 141 - MARPOL Annex I › Oil and oily mixtures from machinery spaces
Issued 6 January 2026
Resolved
No person may operate an oceangoing ship of less than 400 gross tons unless it has the capacity to retain all oily mixtures and discharge to a reception facility or has approved oily-water separating equipment. Vessel has installed a cofferdam and nuisance pump under the port and stbd shaft seals that discharges directly overboard. Remove, or make unusable, the nuisance pump system to the satisfaction of attending marine inspector.
07 - Fire Safety › N/A - No Subsystem › Remote Means of control (opening,pumps,ventilation,etc.) Machinery spaces
Issued 15 December 2020
Resolved
To stop the flow of fuel in the event of a fire or break in the fuel line, a remote fuel shutoff valve must be fitted on any fuel line that supplies fuel directly to a propulsion engine or generator prime mover. Each remote valve control must be marked in clearly legible letters, at least 25 millimeters (1 inch) high, indicating the purpose of the valve and the way to operate it.
The valve must be operable from a safe place outside the space where the valve is installed. FIVE(5) PT side valves were not labeled as to what does those valve shuts off.
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Bilge pumping arrangements
Issued 15 December 2020
Resolved
Remote valves proved difficult to operate and the starboard remote fuel shutoff valve was completely seized.
Demonstrate effective bilge pump capability for emergency dewatering in accordance with 46 CFR 143.275 and 46 CFR 137.220 (c)(6).
Casualty record · 9
1 October 2005Routine · role: Involved in a Marine Casualty · activity 2514057
18 June 2006Routine · role: Transiting Vicinity of Primary Subject · serious marine incident, as classified · activity 2689553
2 December 2007Routine · role: Involved in a Marine Casualty · serious marine incident, as classified · 1 injured · activity 3110075
19 December 2009Routine · role: Involved in a Marine Casualty · activity 3654268
26 December 2009Routine · role: Involved in a Marine Casualty · activity 3655956
3 March 2011Routine · role: Involved in a Marine Casualty · activity 3957045
26 January 2013Routine · role: Involved in a Marine Casualty · activity 4526282
12 July 2016Routine · role: Involved in a Marine Casualty · serious marine incident, as classified · activity 6519026
18 October 2020Routine · role: Involved in a Marine Casualty · activity 7079125
Each line is an incident investigation the Coast Guard recorded with this hull among the vessels involved, with the date and the classification the Coast Guard gave it, and the bridge, lock or dam the investigation names where it names one. Involvement is not fault. The investigation narrative is not published. Source: IIR, through 2026.
Recorded names · 1
SEA RANGER (2005). Names as the Coast Guard recorded them in incident records, with the years they appear; some are renames and some are spelling variants.
Ownership record
The Coast Guard's documentation record for this hull -- the Abstract of Title,
with its owners and liens as filed -- is not in PSIX. Ask, and Maury buys it from the National
Vessel Documentation Center, files it here with its date, and every reader of this page gets it.