Strong and deep earthquake with magnitude 6.4 struck Tonga region on April 28, 2012. Epicenter was located 78 km (48 miles) W of Neiafu, Tonga (18.643°S, 174.725°W). Recorded depth was 129.4 km (80.4 miles) by USGS.
Earthquake was harmless for shaking damage and tsunami as the depth and source of earthquake is unable to generate strong shaking or tsunami waves. Additionaly, the people living in this region are familiar with strong shaking.
| Magnitude | 6.7 |
|---|---|
| Date-Time |
|
| Location | 18.643°S, 174.725°W |
| Depth | 129.4 km (80.4 miles) |
| Region | TONGA |
| Distances | 78 km (48 miles) W of Neiafu, Tonga 280 km (173 miles) N of NUKU`ALOFA, Tonga 315 km (195 miles) SSW of Hihifo, Tonga 2266 km (1408 miles) NNE of Auckland, New Zealand |
| Location Uncertainty | horizontal +/- 15 km (9.3 miles); depth +/- 4.6 km (2.9 miles) |
| Parameters | NST=454, Nph=457, Dmin=611.1 km, Rmss=0.81 sec, Gp= 22°, M-type=centroid moment magnitude (Mw), Version=9 |
| Source |
|
| Event ID | usc0009e33 |
Historical seismicity - M7 and greater since 1900
Featured image: Google Earth + USGS
Register/become a supporter
Support us AD-FREE
Your support is crucial for our survival. It makes this project fully self-sustainable and keeps us independent and focused on the content we love to create and share.
Monthly subscription
Yearly subscription
You'll receive your ad-free account for 20x faster browsing experience, clean interface without any distractions, ability to post comments without prior editorial check, all our desktop and mobile applications (current and upcoming) ad-free and with the full set of features available, a direct line of communication and much more. See all options.
