A magnitude Mwp 6.8 earthquake occured in region: Tonga Islands [Sea: Tonga], on
and geographic coordinates (lat, lon) -20.0430, -174.6670 at 132 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
No Italian municipalities within 20 km distance.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
mb 5.8
Mwp 6.8 Mwpd 6.8 |
2024-08-25 23:29:09 |
-20.0426 | -174.667 | 132 | 2024-08-25 23:43:15 |
Sala Sismica INGV-Roma | 130972561 |
Field | Value |
---|---|
Time (UTC) | 2024-08-25 23:29:09 |
Latitude | -20.0426 |
Longitude | -174.6670 |
Depth (km) | 132 (from location) |
Evaluation mode of Origin | automatic |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV-A |
Event type | earthquake |
Origin ID | 130972561 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 23687646 |
Semi-minor axis of confidence ellipse (meter) | 10053287 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 47 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 20768300.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 69.6333 |
Number of associated phases, regardless of their use for origin computation | 1 |
Number of defining phases | 1 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 1.37533 |
Epicentral distance of station closest to the epicenter (degree) | |
Epicentral distance of station farthest from the epicenter (degree) | |
Number of stations at which the event was observed | 0 |
Number of stations from which data was used for origin computation | 0 |
Field | Value |
---|---|
Value | 6.8 |
Uncertainty | 0.2 |
Num. used stations | 54 |
Type of magnitude | Mwp |
Reference to an origin | 130972561 |
Agency | INGV |
Autore | Auto added |
Time of creation (UTC) | 2024-08-25 23:43:15 |
Field | Value |
---|---|
Value | 6.8 |
Uncertainty | 0.2 |
Num. used stations | 57 |
Type of magnitude | Mwpd |
Reference to an origin | 130972561 |
Agency | INGV |
Autore | Auto added |
Time of creation (UTC) | 2024-08-25 23:43:15 |
Field | Value |
---|---|
Value | 5.8 |
Uncertainty | 0.2 |
Num. used stations | 65 |
Type of magnitude | mb |
Reference to an origin | 130972561 |
Agency | INGV |
Autore | Auto added |
Time of creation (UTC) | 2024-08-25 23:43:15 |