- IO Wave is a mock Tsunami exercise in India and 23 other countries.
- By Intergovernmental Oceanographic Commission(IOC) of UNESCO.
- Indian Tsunami Early Warning Center (ITEWC) of INCOIS is also participating in this exercise.
- Two tsunamis were simulated, one at the Markan Trench, south of Iran and other at Northern Sumatra, Indonesia.
- IOC had set up an Indian Ocean Tsunami Warning Mitigation System(IOTWMS) in aftermath of 2004 tsunami.