# 2009 Tonga earthquake

> earthquake occurred off the coast of Tonga on March 19, 2009

**Wikidata**: [Q1060247](https://www.wikidata.org/wiki/Q1060247)  
**Source**: https://4ort.xyz/entity/2009-tonga-earthquake


## References

1. Freebase Data Dumps. 2013
2. earthquake.usgs.gov