MCAS Iwakuni Japan

Take the ENERGY STAR Pledge

Marine Corps Air Station Iwakuni or MCAS Iwakuni (ICAO: RJOI) is a United States Marine Corps air station located in the Nishiki river delta in the city of Iwakuni in Yamaguchi Prefecture in the Chkgoku region of the island of Honshk, Japan.


Every year, we ask partners to renew their commitment: Join the 2016–2017 Change the World, Start with ENERGY STAR Campaign now!

Cumulative Savings

Greenhouse Gas Emissions (lbs.) 8,665
Dollars $1,366
kWh 4,882
BTUs 10,000,000

This organization is a member of Department of Defense that is also participating in the pledge. See Department of Defense's progress too!

Past Success:

The Change a Light Campaign

Cumulative Total Pledge [2007 – 2008]
# of Pledges 25
# of Bulbs 922
Energy Savings 260,004 kWh
Cost Savings $24,180
*Greenhouse Gas 377,098 lbs.

* pounds of emissions prevented