Project History

  • June 2000  - [The Okinawa Deep Seawater Research Center Opens]
  • August 2012 -  Start of Okinawa Prefecture "Demonstration Project of Power Generation Used for Advanced Deep Seawater Utilization"
  • January 2013 -  Installation of Okinawa Prefecture Ocean Thermal Energy Conversion Demonstration Facility (herein after OTEC Demonstration Facility) Begins
  • March 2013 - First successful power generation
  • June 2013 -  Energization (Opening) Ceremony
Opening OTEC Ceremony
  • November 2013 -  The OTEC Demonstration Facility received the 2013 Academic Society Award of the Deep Ocean Water Applications Society (DOWAS) http://dowas.net/information/gakai/gakai2013.html
  • November 2013 -  1,000 visitors
  • June 2014 -  2,000 visitors
  • July 2014 -  The waters around the OTEC Demonstration Facility were selected by the Secretariat of the Cabinet Secretariat's General Marine Policy Headquarters as a marine renewable energy demonstration field (Ocean Thermal Energy Conversion) https://www8.cao.go.jp/ocean/policies/energy/h26_testfield.html
  • April 2016 - Launch of Okinawa Prefecture "Demonstration Project for Advanced Combined Use of Post-OTEC Power Generation Seawater Use"
  • May 2016 - 5,000 visitors
  • March 2017 - Completion of piping installation for seawater utilization after OTEC Demonstration Facility power generation
  • September 2018 - [6th International OTEC Symposium (Okinawa Main Island)]
  • March 2019 - Completion of “Okinawa Prefecture “Demonstration Project of Power Generation Used for Advanced Deep Seawater Utilization and Demonstration Project for Advanced Combined Use of Post-OTEC Power Generation Seawater Use” Report (Okinawa Prefecture HP in Japanese)
  • April 2019 - Start of Okinawa Prefecture “Ocean Thermal Energy Conversion Power Generation Demonstration Test Equipment Maintenance and Management Operations”
  • August 2019 - 10,000 visitors
  • November 2019 - SATREPS training support for Malaysian Researchers and Students
  • February 2020 - Start implementation support of Kumejima Town "OTEC Power Generation and Post-OTEC Combined Seawater Use Demonstration Work"

Current Surface Seawater Temperature

27.98°C

Current Deep Seawater Temperature

10.5C

(Updated 9/10/2021)

©2013-2021 Okinawa Prefecture.