Benthic Multicoring System Launch

Experience

Established in 1982, we have earned an impressive reputation for successful, innovative solutions to complex engineering and operational problems.  Our teams specialize in projects that require a creative approach and the application of sophisticated instrumentation.  As an industry leader, many companies turn to us for consulting from international, industrial, military and academic organizations.

Williamson & Associates, Inc. offers a spectrum of seafloor mapping sonar systems that is unmatched by any other organization in the world. From regional geological mapping at the rate of 10 square nautical miles per hour to small target search to high resolution sidescan/swath bathymetry surveys.

Williamson & Associates has the systems, personnel and proven techniques to meet the requirements of any seafloor investigation.

 

Some of Williamson & Associates Clients

  • AGIP
  • AMOCO
  • BHP
  • BP
  • Chevron
  • El Paso
  • Enron
  • ESSO
  • Exxon
  • Leviathon
  • Marathon
  • Mariner Energy
  • Mobil
  • Petro Canada
  • Samedan
  • Shell
  • Alcatel
  • AT&T
  • Cable & Wireless/Global Marine
  • EGS
  • FLAG
  • General Communications Inc.
  • International Telecomms
  • ItalCable
  • KDD
  • NTTI
  • Teleglobe
  • Telstra
  • TE Subcom
  • NEC
  • CH2M Hill
  • Lockheed Martin
  • Alaska Fish & Game
  • Environmental Protection Agency
  • Army Corps of Engineers
  • King County
  • NOAA
  • Oregon State University
  • Pacific Geoscience Center
  • University of Washington
  • United States Coast Guard
  • United States Navy
  • Nautilus Minerals
  • Placer Dome
  • Rio Tinto
  • SAIC
  • Tatham
  • Unocal
  • Williams Gas

 

Project List

 

OFFSHORE PIPELINE AND ENGINEERING SURVEYS
TETRATECH Pipeline Route Survey, Prince Rupert, British Columbia (2012) ProSAS-60
HESS EQUUS Pipeline Route Survey, NW Shelf Australia (2011-12) ProSAS-60
NOBLE ENERGY / EDT Cyprus Block 12 GeoHazard Site Survey, Cyprus (2011) AMS-60, ET 2000
CAPITAL SIGNAL Petro Canada BLK-22 Well Site Survey, Trinidad / Tobago (2005-6) EdgeTech 4200
CHEVRON EXPLORATION Hurricanes Katrina & Rita Damage Assessment, GOM (2005) AMS 120 & SM30
CHEVRON TEXACO Nigeria Agbami Site/Flowline Survey, with Gardline (2004) AMS 120 & AMS60
EL PASO LNG NY Harbor/NJ Pipeline Route for offshore LNG terminal (2002-3) Various
MARINER ENERGY Swordfish Flowline Survey, GoM (2002) AMS120
ENRON Calypso Pipeline Survey, Pt. Everglades to Freeport (2001) AMS120
EXXON Angola Block 15 Site/Pipeline Survey, with Gardline (2001) AMS60
SAMEDAN MariB and NOA Prospects, Site/Pipeline Survey (2000) AMS120
SHELL Pre-Drilling Site Survey, Gulf of Mexico (2000) SeaMARC 1A
BP/AMOCO Crazy Horse Wellsite/Pipeline Survey, GoM (2000) AMS120
BP/AMOCO Holstein Wellsite/Pipeline Survey, GoM (2000) AMS120
MARINER ENERGY King Kong-Allegheny Pipeline Survey, GoM (2000) AMS120
WILLIAMS GAS Georgia Straits, British Columbia, Canada (2000) AMS120
EXXON Mica Pipeline Route Survey, Gulf of Mexico (1999) AMS120
SHELL King Prospect, Site/Pipeline Route Survey, GoM (1999) AMS120
SPIRIT ENERGY (UNOCAL) Pre-Drilling Site Survey, Gulf of Mexico (1998) SeaMARC 1A
VASTAR Pre-Drilling Site Survey, Gulf of Mexico (1998) AMS60
WILLIAMS GAS Gas Pipeline Route Survey, B.C., Canada (1998) AMS120
AMOCO King’s Peak, Infield pipeline Route Survey, GoM (1998) AMS60
BP/SHELL/MARATHON Troika Pipeline Tow Route Survey, Gulf of Mexico (1997) AMS120
BP/SHELL/MARATHON Troika Pipeline Route Survey, Gulf of Mexico (1996) AMS120
SHELL/WFS GC205/300 Pipeline Route Survey, Gulf of Mexico (1996) AMS120
TATHAM Pipeline Tow out Route Survey, Gulf of Mexico (1995) AMS150
AGIP Pipeline Pre-lay Route Survey, Gulf of Mexico (1995) AMS150
LEVIATHAN Pipeline Pre-lay Route Survey, Gulf of Mexico (1995) AMS150
ESSO Bass Canyon, Australia, Digital Terrain Model (1995) AMS60
BHP Minerva Pipeline Route and Site Survey, Australia (1995) AMS150
ENSERCH Pipeline Tow out Route Survey - GB388, GoM (1995) AMS120
OMAN OIL COMPANY Oman to India Gas Pipeline Route Survey, Indian Ocean, (1994) AMS60
BRITISH PETROLEUM Deep Water Site Survey, Scotland (1990) AMS120
EXXON Zinc & Alabaster Geohazard Survey (1990) AMS120
MOBIL East Coast Continental Slope Site Survey (1990) AMS120
EXXON Heritage Site Survey, Santa Barbara Channel (1989) AMS120
EXXON Pipeline Route Survey, Santa Barbara Channel (1988) AMS150
AMOCO Gulf of Mexico Site Survey (1987) SeaMARC 1A

 

MARINE CABLE ROUTE SURVEYS
JAMSTEC DONET-2 Japan (2012) AMS-60, EM302
NEC / NIPPON KAIYO  SJC and ACE, Japan Approaches (2011) Various
NEC TAIWAN, CHUNGHUA TPKM3 Taiwan Strait (2011) Various
INTERNATIONAL TELECOM Maple, Cyprus to Israel Route Survey (2011)  AMS-60, RESON 8160 
L3 MariPro / Univ. of Wash. RSN, Fiber Network, Oregon/Juan de Fuca Plate (2010) EM120, EM710, AMS-60, CPT
TYCO TELECOMMUNICATIONS UNITY, Trans Pacific, US to Japan (2008) R-8160, MR1, EM120, AMS120
TYCO TELECOMMUNICATIONS TPE2A, Segment 3J, Shin Maruyama – Honshu to BU, (2008) R-8160, EM302, AMS-120
GCI Seafast Extension, offshore Ketchikan, Alaska (2007) RESON 8160 MB
EGS / TYCO MARINE TPE Cable Nearshore, Nedonna Beach, Oregon (2007) EdgeTech 4200, Mag
GLOBAL MARINE APCN2 China-Indonesia (2000) C-BASS 1 & 2
ALCATE FLAG PACIFIC Alaska-California (2000) REDAS 1, CPTV
GLOBAL MARINE EAST ASIA CROSSING Hong Kong-Korea-Japan (2000) C-BASS 1
GLOBAL MARINE UK-EIRE Irish Sea (1999) C-BASS 2
TYCO MARINE HIBERNIA N. America Approaches (1999) REDAS 1, CPTV
ALCATEL FLAG ATLANTIC European Approaches (1999) REDAS 2, MCPT
ALCATEL FLAG ATLANTIC N. America Approaches (1999) REDAS 1, CPTV
CABLE & WIRELESS MAYA Florida-Central America-Colombia (1999) C-BASS 1
TYCO MARINE AMERICAS II Florida Strait (1998) AMS120
INTERNATIONAL TELECOM SUNOQUE St. Lawrence Waterway, Quebec (1998) AMS120
CABLE & WIRELESS UK-GERMANY 6 North Sea (1998) C-BASS 2
CABLE & WIRELESS CHINA-US Taiwan-China (1998) AMS120/C-BASS 1
CABLE & WIRELESS CHINA-US Korea-Japan (1997) AMS60/C-BASS 2
KDD/CABLE & WIRELESS SEA-ME-WE 3 Segment 4, Singapore-India (1997) AMS150/C-BASS 2
KDD/CABLE & WIRELESS SEA-ME-WE 3 Segment 5, India-Africa (1997) AMS120/C-BASS 1
CABLE & WIRELESS Power Cable Route Survey France-Jersey-Guernsey (1997) C-BASS 1
NTTI JAPAN TELECOM Inter-Island Route Survey Hokkaido-Honshu, Japan (1996) AMS120/AMS60
TELSTRA JASURAUS Survey Australia - Indonesia (1994) AMS120
NTTI / WOSL  FLAG Survey Japan - Korea (1994) AMS120
TELECOM AUSTRALIA  BS-1 Cable Route Survey, Bass Strait (1993) AMS150
TELEGLOBE CANADA CANUS-1 New Jersey - Halifax (1992) AMS60
STC SUBMARINE SYSTEMS  CANTAT-3 Cable Route Survey, Denmark-Canada (1992) AMS120
ITALCABLE COLUMBUS II Continental Approaches Mexico-Italy (1992) AMS120
AT&T  TAT 10/11 North American Approaches (1991) AMS120

 

HYDROGRAPHIC, OFFSHORE MINING, AND MARINE ENGINEERING MARINE GEOPHYSICAL SURVEYS
NORHTWEST MARITIME Aquatic Lands MBES Survey, Puget Sound, WA (2014) Reson 7125
NORTHWEST MARITIME MBES survey, Puget Sound, WA (2014) Reson 7125
DESMAR Escondida Water Supply, Antofagasta, Chile, Geophysical survey of proposed desalinization plant (2014) EdgeTech 4125, SB-0512i, MM Seaspy
NOAA / NOS Post Hurricane Sandy Investigation, Long Island, NY.  MBES survey, SSS, Sediment grabs, shoreline verification, NOS sheet H12600, H12601, H12602, H12603.  Project OPR-C331-KR-13 (2013-14) EdgeTech 4600, R2Sonic, Reson 7125
DESMAR Santo Domingo, Atacama, Chile, Geophysical survey of proposed port facility (2013) EdgeTech 2000-DSS, AAE S-Boom
DESMAR Obispito, Atacama, Chile, Geophysical survey of proposed port facility (2013) EdgeTech 2000-DSS, AAE S-Boom
NOAA / NOS Southern Penobscot Bay, Maine, MBES survey, NOS sheets H12477 and H12478.  Project OPR-A366-KR-12 (2012) Reson 7125
NORI Deep Ocean Manganese Nodule Survey / Sampling, Eastern Central Pacific / Clipperton - Clarion Fracture Zone (2012) Kongsberg EM120
PND ENGINEERS Juneau, Alaska Harbor Hydrographic and Geophysical survey for new Cruise Ship Terminal Reson 7125, EdgeTech 2000-DSS SSS/SBP, AAE Boomer, IXSEA GAPS, Phantom HDII ROV
NOAA / NOS Southern Penobscot Bay, Maine, Multibeam Survey, NOS Sheet H12256, Project(s) OPR-A366-KR-10, Precision Multibeam Echosounder Survey. (2010) EM3002
NOAA / NOS Central Puget Sound Multibeam Survey, NOS Sheet(s) H12050-H12053 Project(s) OPR-N360-KR-09 and OPR-N395-KR-09, Precision Multibeam Echosounder Survey. (2009) Reson 8101, EM3002
NOAA / NOS Oak Harbor to Saratoga Passage, NOS Sheet H11801 Project S-N915-KR-08, Precision MBES and SSS. (2008) EM3002, C3D SSS, Reson 7125
TACOMA NARROWS CONSTRUCTORS Old Tacoma Narrows Bridge “Galloping Gertie” historical wreckage delineation sonar / ROV survey (2007) EM3002, 1624 SSS, Phantom ROV
NAUTILUS MINERALS Polymetallic sulfide survey offshore Papua New Guinea 2007) AMS-60, C-CASS
MARINE GEOSOLUTIONS & RIO TINTO Titanium / Ilmenite Sands survey, Richards Bay, Republic of South Africa (2007) C-BASS Induced Polarity
PLACER DOME Polymetallic sulfide survey off Papua New Guinea (2005) AMS 60, Mag Grad C-BASS, Gravity, Dredge
NOAA/SAIC  Hydrographic Surveys off AK NJ and LA (2004-5) Reson MB / Klein SSS
KING COUNTY/CDM CORP Brightwater Outfall Geophys/Geotech Survey (2003) AMS120/CPTV
ACOE/SHANNON WILSON White River Seismic Refraction Survey (2002) Refraction
LOCKHEED MARTIN Environmental Survey, Offshore Israel (2001) AMS 120
ACOE/R&M CONSULTANTS Harbor Dredging Survey, False Pass, AK (2001) Subbottom
ACOE PORTLAND Harbor Improvement Survey, Brookings OR (2000) EG&G SSS
ACOE PORTLAND Yaquina Bay Disposal Site Survey, Newport OR (2000) EG&G SSS
CH2M HILL / CHELAN PUD Rocky Reach Dam Fish Bypass (2000) Geoacoustics SSS
ACOE/R&M CONSULTANTS Wrangell Harbor, Alaska (2000) Subbottom
TACOMA NARROWS CONST. Tacoma Narrows, Washington (1999) AMS150
ACOE/KLEINFELDER Columbia River Survey from Cathlamet to Portland (1999) AMS150
OREGON STATE UNIV. Methane Hydrate Mapping Survey, US West Coast (1999) SM30
ALASKA FISH & GAME Offshore Deep Water Fish Habitat Survey (1998) AMS120
JAPANESE GOVERNMENT Coring of subsea lava flow, Japan (1997-98) BMS
NOAA/USGS Research Survey of Juan de Fuca & Gorda Ridges (1996) AMS60
ALASKA FISH & GAME Offshore Deep Water Fish Habitat Survey (1996) AMS60
OREGON STATE UNIV. West Coast Continental Slope, Eastern Pacific (1994) AMS150
OREGON STATE UNIV. Juan de Fuca Ridge, Pacific Ocean (1993) SeaMARC 1A
EXXON Reservoir Modeling Survey, Gulf of Mexico (1992) SeaMARC 1A
SAIC MARIPRO US  Navy Testing Range Survey, Alaska (1991) AMS120, ROV
U.S. GEOLOGICAL SURVEY Deep Water Research Survey, Gulf of Mexico (1990) SeaMARC 1A
PACIFIC GEOSCIENCE CTR Deep Water Research Survey, N. Pacific (1990) SeaMARC 1A
U.S. NAVY Submarine Tracking Facility Survey, Alaska (1987) Various
UNIV. OF WASHINGTON Deep Water Research Survey, N. Pacific (1988) SeaMARC 1A
NOAA Deep Water Research Survey, N. Pacific (1987) SeaMARC 1A

 

OFFSHORE SEARCHES AND RECOVERIES
ODYSSEY Target Search, Historic shipwreck in NOAA OCNMS (2012) ProSAS-60
EXP-CON Deep Search, Western Atlantic (2011) ProSAS-60, AMS-60
Queensland Government, Australia Continental Slope (300m-4000m) search for the shipwreck "Centaur" Brisbane, Australia (2009) SM-30, AMS-60
Deep Six LLC Deep ocean (5000m) target search, North Atlantic (2009) SM-30, AMS-60
ECO-OLAS Panama Search for shipwreck off of Panama (2009) AMS-60, Benthos 1624
SYDNEY FOUNDATION Search for HMAS Sydney and Kormoran, Indian O. (2008) SM30, AMS60
JASCO/SHELL Chukchi Sea recovery of ocean bottom hydrophones (2007) Phantom ROV
ABELE FAMILY Search for USS Grunion off Kiska (2006) SM30, AMS60
SUBSEA RESOURCES PLC Search for shipwreck off France (2005)  SM30
DISCOVERY CHANNEL Search for USS Indianapolis, Central Pacific (2000) SM30
HOWLAND LANDING Search for Amelia Earhart’s Airplane, Central Pacific (1999) SM30
ISRAEL MIN. OF DEFENSE Search for INS Dakar, Mediterranean Sea (1999) AMS60
OREGON STATE UNIVERSITY Search for lost oceanographic instruments, Oregon (1998) Sidescan, ROV
GLOBAL DIVING Search for lost construction equipment, Puget Sound (1995) SeaMARC 1A
UNIV. OF WASHINGTON Recovery of current meters, Barents Sea (1992) ROV
WASH. ST. DEPT. OF TRANS. Survey of bridge anchors and cables, Seattle (1992) AMS60
COMMERCIAL CLIENT Shipwreck Search, Eastern Atlantic (1992) SeaMARC 1A
U.S. COAST GUARD Container/Arsenic Barrel Search, New Jersey (1992) SeaMARC 1A
GLOBAL DIVING Search for Sunken Yacht, Puget Sound (1992) Sidescan, ROV
GLOBAL DIVING Search for lost anchors, Puget Sound (1992) ROV
WASH. ST. DEPT. OF TRANS. Surveyed wreckage of Sunken Bridge, Seattle (1991) ROV
U.S. GOVERNMENT Search for radioactive waste drums, California (1990) SeaMARC 1A
CANADIAN AIR FORCE Search for wreckage of CF-18, N. Pacific (1990) SeaMARC 1A
LOCKHEED Search for Trident Missile Parts, Cape Canaveral (1988-9) SeaMARC 1A
COLUMBUS AMERICA Search for SS Central America, W. Atlantic (1986) SeaMARC 1A

 

OCEAN ENGINEERING DEVELOPMENT PROJECTS
NGK / JOGMEC, Japan Construction of a wireline seafloor coring system capable of 50m cores length in water depths to 4000m for use in undersea mineral exploration and methane hydrate research. (2010 - ongoing)
CANADIAN FISHERIES, TOW SLED Design and construction of a 3000m rated towed camera sled system designed to photo mosaic fish habitats -2008
WILLIAMSON & ASSOCIATES, INC Cable operated Camera and Sensor System (C-CASS) for follow-on investigation work off of Papua New Guinea -2007
NIOT, INDIA Construction of a wireline seafloor coring system capable of 100m cores in rock to water depths of 3000m (2007 – ongoing)
DEEP OCEAN R&D AGENCY, JAPAN Construction of a Seafloor Rock Coring System for obtaining 20 meter core samples in water depths to 6000 meters (2004-5)
SAGE-WILLIAMSON Development of 2 Resistivity Data Acquisition Systems (REDAS2500) for geophysical investigations of the top 2-5 meters of seafloor sediments in 2500 m water depths -1999
WILLIAMSON & ASSOCIATES, INC. Development of a combined CPT/vibrocorer geotechnical survey tool for taking 3 meter tests and samples to 2000 m water depths -1998
GEOLOGICAL SURVEY OF JAPAN Development of 6000 m Deep Tow Chirp Sub-Bottom Profiler (1998/99)
BENTHIC GEOTECH / UNIV. OF SYDNEY Construction of Portable Remotely Operated Drilling System (PROD) capable of obtaining 100 meter rock and sediment cores in water depths to 2500m -1998
CABLE & WIRELESS Construction of C-BASS 2 -1997
CABLE & WIRELESS Construction of a Cable Burial Assessment Survey System (C-BASS 1) with video, resistivity, cone penetrometer and multi-frequency acoustic profiler -1996
INTEC Developed Enhanced Under Arctic Ice Seafloor Mapping Sonar System -1996
METAL MINING AGENCY OF JAPAN Construction of a Seafloor Rock Coring System (BMS) for obtaining 30 meter core samples in water depths to 6000 meters -1995
NATIONAL SCIENCE FOUNDATION Conducted Feasibility Study for a Remotely Operated Seafloor Rock Drill Prototype with Extended Coring Capabilities, Phase II -1995
CHINA OCEAN MINERAL RESOURCES Two GeoMAP Sonar Processing Systems -1995
NATIONAL SCIENCE FOUNDATION Conducted Feasibility Study for a Remotely Operated Seafloor Rock Drill Prototype with Extended Coring Capabilities, Phase I -1993
INTERNATIONAL DEEP SEA SURVEY Developed GeoMAP Sonar Data Image Processing System -1993
NOAA Construction of a Deep Sea Sediment Re-suspension System for a manganese nodule mining environmental impact study -1991
ARCO Developed Under Ice Seafloor Mapping Sonar System -1991
UNIV OF WASHINGTON Construction of a Deep Sea Rock Coring Drill -1990
NOAA Conducted Seafloor Hard Rock Sampling System Feasibility Study -1987
COLUMBUS-AMERICA Construction of SeaCLOPS, a 6000 meter Deep Sea Video System -1987
NATIONAL SCIENCE FOUNDATION Conducted Deep Sea Coring Drill Feasibility Assessment -1984