Project History

  • June 2000  - The Okinawa Deep Seawater Research Center Opens
  • May 2012 -  Okinawa OTEC Deomonstration Public Offering
  • August 2012 -  Buisness Contract
  • November 2012 -  Project Start
  • January 2013 -  OTEC Site Construction Begins
  • March 2013 - Successful power production test
  • April 2013 -  Project Start
  • June 2013 -  Opening Ceremony
Opening OTEC Ceremony
  • August 2013 -  OTEC Okinawa website start
  • November 2013 -  OTEC facility wins 1st place from the Society of Deep Seawater Utilization
  • November 2013 -  Recieved 1,000 visitors to date.
  • March 2014 -  Marine Resource and Energy Utilization Conference
  • June 2014 -  Recieved 2,000 visitors to date
2000th visitors
  • July 2014 -  Kume Island selected as an Ocean Energy Research Area
  • July 2014 -  GOSEA (Global Ocean reSource and Energy Association) is founded.
OTEC Consortium Start
  • December 2015 - Recieved 4,500 visitors to date.
  • September 2016 - 7th Ocean Energy Workshop and Symposium on Kumejima.
  • January 2017 - Construction of Post-OTEC Seawater Use pipelines.
  • January 2017 - Recieved 6,500 visitors to date.
  • March 2017 - Completion of installation of Post-OTEC Seawater Use Piping
Post OTEC Piping
  • September 2018 - 6th International OTEC Symposium hosted in Okinawa.
  • September 2018 - 9th Okinawa Hawaii Ocean Energy and Economic Development Symposium is cancelled due to typhoon, but tour and mini-workshop go through.
  • October 2018 - Recieved more than 9000 visitors.

Current Surface Seawater Temperature

27.1°C

Current Deep Seawater Temperature

8.0°C

(Updated 5/28/2019)

©2013-2019 Okinawa Prefecture.