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Vessel Data and Contact Information for the
Lake Explorer II

Last Updated - 8/15/2010
Main Activities
Capacities & Workspaces
Range, Speed, Endurance
DP Equipment
CTD Specs
Coring Specs
Underwater Vehicles
Diving Capabilities
Engineering Design
Navigation & Communications
Acoustics & Profiling
Winches, Gantries & Cranes
Country: USA

NODC Code:

    Call Sign: WDD-6962
Owner: Environmental Protection Agency (EPA)
Operator: Mid-Continent Ecology Division (EPA)
Contact: John Kelly
Telephone: 218-529-5119
Year Built: 1966
Ship URL: Link to Ship Home Page

Ship Schedule URL:


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Main Dimensions

  Length OA: 27.4  m
  Breadth: 6.7  m
  Freeboard to working deck: Unknown
  Max. draft: 2.2  m

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Main Vessel Activity

  Main Activity: Environmental assessment of coastal conditions in the Great Lakes
  Operating Area: Great Lakes
  Navy Grids Supported: GL4

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Capacities and Working Spaces

  Gross tonnage: 150  GRT
  Dry cargo holds: Unknown
  Fuel: 14.76  m3
  Wet Labs Area: Unknown
  Dry Lab Area: Unknown
  Fresh Water
 Storage Capacity:
14.38  m3
  Fresh Water Generator Capacity: Unknown
  Scientific Clean Water Generation: Unknown
  Free Working Deck Area: Unknown
  Space for container lab: Unknown
  Radioactive Isotope Work Areas: Unknown

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Range, Speed and Endurance

  Range: 1000  nautical miles
  Cruising Speed: 10  kts.
  Max. Speed: Unknown
  Endurance: 5  days

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  Officers: Unknown
  Other crew: 4
  Scientists: 7
  Air Conditioned:

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Data Processing Equipment:

  Computers: Unknown
  Printing/Plotting: Unknown

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CTD Specifications:

  CTD Aboard: CTD
  CTD Type: SBE 911+
  CTD Tow able: Unknown
  CTD Oxygen Sensing: Unknown
  CTD Transmissivity: Unknown
  CTD Fluormeter: Unknown
  CTD Rosette: Unknown

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Coring Specifications:

  Coring Capabilities Aboard: Unknown
  Grab Sampler: Unknown
  Box Corer: Unknown
  Gravity Corer: Unknown
  Piston Corer: Unknown
  Multi Corer: Unknown

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Underwater Vehicle Capabilities:

  Underwater Vehicle Support: Unknown
  ROVs: Unknown
  AUVs: Unknown
  Submersibles: Unknown

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Diving Support:

  Diving Capabilities: Unknown

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Engineering Design Particulars


Ice Breaking Ability:


Hull Materials:

  Dynamic Positioning Ability: Unknown
  Engines: Main engine(s): number:  2   make:  Cummins Diesel
Power (BHP) each engine:  425
Propeller Diameter:  1.07   m Max. RPM:   Unknown

Total power auxiliary diesels:  160.9   HP
  Electrical Systems:  


 Voltages: 115/230
     kVA: 120
    Phases: 3


60  Hz

Stabilized System:  Unknown  VAC  Unknown  AMPs   Unknown  Hz



  Unknown   Volts with  Unknown  Volts Max


Fixed Equipment

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Navigation and Communication:

  Navigational Equipment: FURUNO S-Band color RADAR, FCR-1411 MK3, ARPA: Raytheon R41 S-Band Radar: DGPS: LORAN-C Rcvr: Gyrocompass
  Communications Equipment: Furuno FA-100 AIS: Furuno MF DSC Term/Rcvr: Furuno SSB Transceiver:
  Satellite Communications Equipment: Unknown

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Acoustics and Profiling:

  Echosounders: FURUNO Color LCD Sounder FCV-582L: Odom Echotrac DF 3200 MKII HF/LF Depth Sounder
  Sonar Type: Unknown
  Sea Surface Mapping System: Unknown
  Side Scanning: Unknown
  Multibeam: Unknown
  Acoustic Doppler Current Profiler: Workhorse Mariner 600kHz, Teledyne RDI
  Silent Ship Operations: Unknown

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  Winches: 1  
    Steel Wire Length: 609.6  m,  safe working load:  2  tons
    Conducting Cable Length:  Unknown , safe working load:  Unknown
    Trawl winch length:  Unknown , safe working load:  Unknown
    Other Winches:
      Length:  Unknown , safe working load:  Unknown
  Gantry: Position: A-Frame Stern

Clearance above deck:  3.658  m , and outboard extension:  Unknown


Safe working load at maximum reach:  0.4082  tons

  Crane: Position: Aft

Clearance above deck:  Unknown  and outboard extension:  Unknown


Safe working load at maximum reach:  2  tons

  Other:   Unknown

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Vessel Construction and Maintenance Supervision

  Construction Supervised by: Maritime Industry (design) Jacksobson Shipyard
  Classification Society: Unknown
  Others, Specify: Unknown
OCEANIC - Ships Schedules & Information Pages
University of Delaware, College of Earth, Ocean, and Environment
Lewes, Delaware  19958
Phone:  (302) 645-4225