Magnitude 4.9 - TONGA
This webpage has been replaced by a new version and will be phased out in the future. Please use our new Real-time Earthquake Map to access the latest earthquake information and event details. The links to the World, US, and CA/NV maps that were in the navigation on the left side of the page have been replaced by the links at the top of the new Map. The Real-time Earthquake Map User Guide describes how to use the map and all its features.
2012 May 07 06:46:58 UTC
Earthquake Details
- This event has been reviewed by a seismologist.
| Magnitude | 4.9 |
|---|---|
| Date-Time |
|
| Location | 15.146°S, 173.337°W |
| Depth | 39 km (24.2 miles) |
| Region | TONGA |
| Distances | 98 km (60 miles) NNE of Hihifo, Tonga 226 km (140 miles) SW of APIA, Samoa 300 km (186 miles) WSW of PAGO PAGO, American Samoa 2679 km (1664 miles) NNE of Auckland, New Zealand |
| Location Uncertainty | horizontal +/- 19.5 km (12.1 miles); depth +/- 5.8 km (3.6 miles) |
| Parameters | NST=233, Nph=257, Dmin=217.1 km, Rmss=0.75 sec, Gp= 61°, M-type=body wave magnitude (Mb), Version=B |
| Source |
|
| Event ID | usb0009jid |
- Did you feel it? Report shaking and damage at your location. You can also view a map displaying accumulated data from your report and others.
Earthquake Maps
Scientific & Technical Information
Historic Moment Tensor Solutions
Tsunami Information
The earthquake locations and magnitudes cited in NOAA tsunami statements and bulletins are preliminary and are superseded by USGS locations and magnitudes computed using more extensive data sets.
General Tsunami Information
- Preliminary Earthquake Report
- U.S. Geological Survey, National Earthquake Information Center:
World Data Center for Seismology, Denver
