A magnitude Mwp 6.6 earthquake occured in region: Central Mid Atlantic Ridge [Sea], on
and geographic coordinates (lat, lon) -0.7520, -21.7760 at 1 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 5.3
Mwp 6.6 Mwpd 6.7 |
2022-09-04 09:42:19 |
-0.7523 | -21.7758 | 1 | 2022-09-04 10:00:59 |
Sala Sismica INGV-Roma | 109320961 |
Field | Value |
---|---|
Time (UTC) | 2022-09-04 09:42:19 |
Latitude | -0.7523 |
Longitude | -21.7758 |
Depth (km) | 1 (from location) |
Evaluation mode of Origin | automatic |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV-A |
Event type | earthquake |
Origin ID | 109320961 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 17445 |
Semi-minor axis of confidence ellipse (meter) | 15065 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 307 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 14082.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 51.2002 |
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) | 2.61675 |
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 | 6.6 |
Uncertainty | 0.1 |
Num. used stations | 54 |
Type of magnitude | Mwp |
Reference to an origin | 109320961 |
Agency | INGV |
Autore | early-est_ee1.1.9 |
Time of creation (UTC) | 2022-09-04 10:00:59 |
Field | Value |
---|---|
Value | 6.7 |
Uncertainty | 0.1 |
Num. used stations | 55 |
Type of magnitude | Mwpd |
Reference to an origin | 109320961 |
Agency | INGV |
Autore | early-est_ee1.1.9 |
Time of creation (UTC) | 2022-09-04 10:00:59 |
Field | Value |
---|---|
Value | 5.3 |
Uncertainty | 0.1 |
Num. used stations | 83 |
Type of magnitude | mb |
Reference to an origin | 109320961 |
Agency | INGV |
Autore | early-est_ee1.1.9 |
Time of creation (UTC) | 2022-09-04 10:00:59 |