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WALTER RIDDER

Passenger (Inspected) · Passenger Ship class · Built 1990s · USCG East District (CGD-E) · Other hulls named WALTER RIDDER

WALTER RIDDER is a 1999 passenger vessel (inspected). The Coast Guard has recorded 44 inspections since 1999, most recently in March 2026, along with 28 deficiencies and 3 casualty investigations between 2012 and 2024.

Records from 1999 to 2026. Most recent: inspection, 11 March 2026.

Built: 1999
Last inspected: 11 March 2026
Documentation: Valid · documentation file of 10 September 2026
Inspections: 44
Deficiencies: 28 recorded · 0 without a recorded resolution
Controls: None recorded without a removal date
Casualties: 3 investigations · 2012–2024

Identity

1075102

—

WCY8796

485135

Flag

UNITED STATES

MMSI

367384670

Maury page id

psix-485135

Inspections, by type

…physical examinations38

…administrative events3

…with no type recorded3

Years with a record 25 calendar years (1999–2026)

The 44 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 Passenger Ship class in Maury's sources begin in 1977.

Documentation record

Registered dimensions (L × B × D)39.5 ft × 13.6 ft × 4.0 ft

Registered tonnagegross 14 / net 11

ITC dimensions (L × B × D)Not recorded

ITC tonnageNot recorded

BuilderPATRIOT MARINE FAB · WARETOWN NJ · built 1999

Hull materialAluminum

PropulsionDiesel Reduction

Hull shapeShip

Hull configurationMonohull

Hailing portSMITH ISLAND, MD

Trade endorsementsCoastwise, unrestricted

DocumentationValid · issued 4 April 2026 · expires 30 April 2027

Service, as the file records itPassenger (Inspected)

Hull formpowered (Maury's inference from propulsion, hull shape, material and length, rule hf-1; not a recorded fact)

Tonnage as PSIX records it14 - Simplified, Gross Ton
11 - Simplified, 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

WCY8796MMSI 367384670 · active · voluntarily equipped · granted 28 December 2018, expires 11 February 2029

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.

Inspection history · 44

11 March 2026 Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 8326602

8 January 2026 Drydock Exam · Internal Structural Exam

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 8293600

3 April 2025 Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 8112707

4 March 2025 Administrative Inspection

Administrative · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 8088029

6 June 2024 Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 7929480

14 May 2024 Type not recorded

No type recorded · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 7912983

21 December 2023 Internal Structural Exam · Drydock Exam

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 7845026

26 October 2023 Administrative Inspection

Administrative · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 7814605

30 March 2023 Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 7660226

9 March 2022 COI Inspection · Administrative Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 7408675

14 December 2021 Internal Structural Exam · Drydock Exam · Administrative Inspection

Physical examination · Sector Virginia · USCG East District (CGD-E) · Activity 7364761

29 April 2021 Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 7212945

1 September 2020 Administrative Inspection

Administrative · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 7068836

19 December 2019 Drydock Exam · Internal Structural Exam

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 6878954

22 September 2019 Type not recorded

No type recorded · Station Crisfield · USCG East District (CGD-E) · Activity 6818014

18 July 2019 DAPI Audit · Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 6754751

3 May 2018 Annual Inspection · DAPI Audit

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 6405651

14 December 2017 Drydock Exam · Internal Structural Exam

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 6326536

27 July 2017 Type not recorded

No type recorded · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 6274485

8 February 2017 COI Inspection · DAPI Audit · Administrative Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 6085138

11 April 2016 Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 5864760

28 December 2015 Drydock Exam

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 5790308

29 May 2014 DAPI Audit · Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 4901056

10 February 2012 COI Inspection · Internal Structural Exam

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 4242120

4 January 2012 Internal Structural Exam · Hull Examination

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 4218458

7 May 2009 Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 3472001

16 December 2008 Hull Examination

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 3380184

2 June 2008 Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 3224871

9 March 2007 COI Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 2886383

11 January 2007 Deficiency Check · Hull Examination

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 2865495

11 July 2006 Simplified Stability Test

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 2762520

7 March 2006 Annual Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 2603246

7 April 2005 Periodic Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 2329076

11 January 2005 Hull Examination

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 2274396

9 March 2004 Periodic Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 2026280

6 March 2003 Re-Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 1748900

9 January 2003 Hull Examination

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 1727659

12 March 2002 COI Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 1492797

12 March 2001 Re-Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 1440459

16 February 2001 Deficiency Check

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 1059034

17 January 2001 Hull Examination

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 1443123

8 March 2000 Re-Inspection

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 1452647

8 June 1999 Initial Certification

Physical examination · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 1406557

26 May 1999 Plan Review "T" Boat · Hull Examination · Initial Construction-Excluding Oversight

Physical examination · MSO PHILADELPHIA · USCG East District (CGD-E) · Activity 1430717

Deficiency record · 28

13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Propulsion main engine

Issued 4 March 2025 Resolved

Propulsion machinery must be suitable in type and design for propulsion requirements of the hull in which it is installed and capable of operating at constant marine load under such requirements without exceeding its designed limitations. Vessel rep reported while leaving the dock after a maintenance period that the thrust bearing on the shaft to the jet failed and the shaft broke inside of the bearing housing. 46 CFR 182.200

Action required: 701 - Prior to carriage of passengers/cargo
Resolved 3 April 2025
Resolution: Completed successful Sea Trial during annual inspection

13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Propulsion main engine

Issued 26 October 2023 Resolved

13101 - Propulsion machinery must be suitable in type and design for propulsion requirements of the hull in which it is installed and capable of operating at constant marine load under such requirements without exceeding its designed limitations. Vessel Rep reported that while the passengers were off the boat in the middle of a trip, the captain found that the engine would not start. Determine cause of engine failure and make appropriate repairs as necessary.

Action required: 701 - Prior to carriage of passengers/cargo
Resolved 3 November 2023
Resolution: The cause of the engine failure was determined to be a switched breaker.

01 - Certificates & Documentation › 011 - Ships Certificates › Certificate of Inspection (COI)

Issued 7 March 2022 Resolved

Vessels COI expired during dry dock period. Vessel is retricted to carrying 6 or less passengers until valid COI is obtained.

Action required: 701 - Prior to carriage of passengers/cargo
Resolved 24 March 2022
Resolution: Vessel completed COI inspection 3/24/22.

01 - Certificates & Documentation › 011 - Ships Certificates › Certificate of Inspection (COI)

Issued 1 September 2020 Resolved

Vessels must undergo an annual inspection within the 3 months before or after each anniversary date. Due to your vessels current operational status, your vessel failed to meet the 3-month window requirement to complete your Annual Inspection. Complete required Annual Inspection prior to the carriage of passengers.

Action required: 701 - Prior to carriage of passengers/cargo
Resolved 29 April 2021
Resolution: Completed required annual inspection.

Construction/Loadline › Hull › Bottom Plating

Issued 14 December 2017 Resolved

Submit written repair proposal for crop/renew of identified areas for pitting.

Condition: Improper/Lack of Maintenance
Action required: 705 - Other - as specified
Due 14 December 2017
Resolved 3 May 2018
Resolution: Attended vessel and cleared above deficiency after sea trials.

Operations/Management › Drug and Alcohol Testing › Testing, Equipment

Issued 29 May 2014 Resolved

Alcohol test kits expired 02-2014, Replace.

Action required: 705 - Other - as specified
Due 12 June 2014
Resolved 26 June 2014
Resolution: Received an email with Pictures of the replacement kits.

Electrical › Electrical Distribution System (service) › Cable

Issued 29 May 2014 Resolved

Bow thruster electric cable loose. Tighten and reconnect.

Action required: 705 - Other - as specified
Due 12 June 2014
Resolved 26 June 2014
Resolution: Received email picture showing repair to cable.

Engineering › Fuel Oil Service System › Hose

Issued 29 May 2014 Resolved

2 fuel hoses in steering compartment need metal supports, not wire ties.

Action required: 705 - Other - as specified
Due 12 June 2014
Resolved 26 June 2014
Resolution: Received email picture of fuel lines with proper supports.

Construction/Loadline › Structures › Scuttle

Issued 10 February 2012 Resolved

46 CFR 179.360 (a) A hatch exposed to the weather must be watertight. Watertight aluminum hatch on the main deck amidships has 3 fractures in frame. Repair as original.

Condition: Improper Installation
Due 15 March 2012
Resolved 10 March 2012
Resolution: Representative had welder repair cracks to the satisfaction of the attending marine inspector.

Lifesaving › Lifebuoys › Serviceable

Issued 7 May 2009 Resolved

Life ring buoy grab lines wasted, Repair/replace.

Action required: 701 - Prior to carriage of passengers/cargo
Due 7 May 2009
Resolved 7 May 2009
Resolution: Purchased new life ring buoy.

Operations/Management › Drug and Alcohol Testing › Testing, Equipment

Issued 7 May 2009 Resolved

provide onboard alcohol test kits for all crew members. (Drug test kit on board).

Action required: 705 - Other - as specified
Due 14 May 2009
Resolved 7 May 2009
Resolution: Provided alcohol test kits on board.

Communications › Alarms/Indicators › Bilge Alarm

Issued 9 March 2007 Resolved

Provide operational high water alarms for vessel. Currently fwd alarm is inoperative and aft alarms have visual but no audible.

Action required: 701 - Prior to carriage of passengers/cargo
Resolved 9 March 2007
Resolution: Made repairs to high water alarm prior to departure of marine inspectors. Verified operation of the system.

Engineering › Bilge Water Management System › Valve

Issued 18 January 2007 Resolved

All bilge pump(s) discharge hosed require a valve at the hull penetration 182.520(e)(7).

Action required: 705 - Other - as specified
Due 18 February 2007
Resolved 9 March 2007
Resolution: Vessel installed ball valves for all bilge pumps. Verified by marine inspector.

Engineering › Diesel Engine (propulsion-reduction gear) › Block

Issued 11 January 2005 Resolved

Secure oil leak around dip stick in engine compartment.

Due 11 February 2005
Resolved 11 February 2005

Engineering › Sea-water System (primary cooling) › Valve

Issued 11 January 2005 Resolved

Renew thru-hull to raw water intake to proper operation.

Due 11 February 2005
Resolved 11 February 2005

Lifesaving › Buoyant Apparatus

Issued 9 March 2004 Resolved

Provide 1 waterlight for each of the two life floats and stencil for the number of people allowed on board. LEGACY COMPONENT DESC: Waterlights

Action required: 701 - Prior to carriage of passengers/cargo
Resolved 9 March 2004

Engineering › Bilge Water Management System › Pump

Issued 9 March 2004 Resolved

Renew aft most bilge pump float switch prior to carrying passengers.

Action required: 701 - Prior to carriage of passengers/cargo
Resolved 9 March 2004

Electrical

Issued 17 January 2001 Resolved

REPAIR GROUND WIRE ON STARTER.

Condition: Unknown
Due 17 January 2001
Resolved 17 January 2001

Unknown

Issued 17 January 2001 Resolved

PERMANENTLY ATTACH THE DOCUMENT NUMBER PLATE TO THE VSL'S HULL.

Condition: Unknown
Due 17 January 2001
Resolved 17 January 2001

Construction/Loadline

Issued 17 January 2001 Resolved

RECONNECT CAPTURE CABLE TO FWD AND AFT HATCH COVERS.

Condition: Unknown
Due 17 January 2001
Resolved 17 January 2001

Construction/Loadline

Issued 17 January 2001 Resolved

PROVIDE REACH ROD ON 3" BALL VALVE IN ORDER TO OPERATE FROM DECK

Condition: Unknown
Due 17 January 2001
Resolved 17 January 2001

Engineering

Issued 8 March 2000 Resolved

INSTALL DOUBLE CLAMP ON ENGINE EXHAUST HOSE IN ENGINE COMP AND IN STEERING COMP. ISSUED 835 REQUIREMENT TO INSTALL CLAMPS BY 08APR00.

Condition: Unknown
Due 21 March 2000
Resolved 21 March 2000

Construction/Loadline

Issued 8 March 2000 Resolved

SOFT PATCH ABOVE STEERING COMPARTMENT NOT COMPLETELY WATERTIGHT. ISSUED 835 RQMT TO RESTORE WATERTIGHT INTEGRETY TO PATCH TO BE CMPT BY 08APR00.

Condition: Unknown
Due 21 March 2000
Resolved 21 March 2000

Construction/Loadline

Issued 8 March 2000 Resolved

FWD HATCH AND LAZARETTE HATCH MISSING CAPTURE CABLES. ISSUED 835 RQMT TO INSTALLE CAPTURE CABLES BY 08APR00.

Condition: Unknown
Due 21 March 2000
Resolved 21 March 2000

Lifesaving

Issued 8 June 1999 Resolved

Vessel is restricted to 30 passengers and 2 crew during cold water months, 01 November through 31 May, with primary lifesaving equipment as presently outfitted.

Condition: Unknown
Due 8 June 1999
Resolved 8 June 1999

Documentation

Issued 8 June 1999 Resolved

Provide vessel documentation.

Condition: Unknown
Due 23 June 1999
Resolved 1 September 1999

Construction/Loadline

Issued 8 June 1999 Resolved

Provide captive chains for hatch covers.

Condition: Unknown
Due 23 June 1999
Resolved 1 September 1999

Construction/Loadline

Issued 8 June 1999 Resolved

Provide and install UL listed electric submersible bilge pumps.

Condition: Unknown
Due 23 June 1999
Resolved 1 September 1999

Casualty record · 3

9 October 2012Routine · role: Involved in a Marine Casualty · activity 4462900

27 July 2017Routine · role: Involved in a Marine Casualty · activity 6274485

14 May 2024Routine · role: Involved in a Marine Casualty · activity 7912983

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.

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.