Magnitude 4.9 - TONGA REGION
2011 September 22 00:49:59 UTC
Earthquake Details
- This event has been reviewed by a seismologist.
| Magnitude | 4.9 |
|---|---|
| Date-Time |
|
| Location | 17.289°S, 172.246°W |
| Depth | 36.4 km (22.6 miles) |
| Region | TONGA REGION |
| Distances | 218 km (135 miles) SE of Hihifo, Tonga 237 km (147 miles) NE of Neiafu, Tonga 372 km (231 miles) SSW of PAGO PAGO, American Samoa 2517 km (1563 miles) NE of Auckland, New Zealand |
| Location Uncertainty | horizontal +/- 23.5 km (14.6 miles); depth +/- 11.1 km (6.9 miles) |
| Parameters | NST= 37, Nph= 38, Dmin=377.4 km, Rmss=1.33 sec, Gp= 68°, M-type=body wave magnitude (Mb), Version=5 |
| Source |
|
| Event ID | usc0005yay |
- 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- Preliminary Earthquake Report
- U.S. Geological Survey, National Earthquake Information Center:
World Data Center for Seismology, Denver
