A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4940, 12.7360 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.1 | 2014-08-31 05:07:17 |
38.4945 | 12.7355 | 10 | 2015-09-21 09:39:02 |
Bollettino Sismico Italiano INGV | 16492711 |
Reviewed Rev100 |
ML 2.1 | 2014-08-31 05:07:17 |
38.4912 | 12.7275 | 10 | 2014-10-21 12:08:56 |
Sala Sismica INGV-Roma | 8065421 |
Field | Value |
---|---|
Time (UTC) | 2014-08-31 05:07:17 ± 0.36 |
Latitude | 38.4945 ± 0.0135 |
Longitude | 12.7355 ± 0.0253 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 16492711 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2380 |
Semi-minor axis of confidence ellipse (meter) | 1170 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 295 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 240 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.38 |
Epicentral distance of station closest to the epicenter (degree) | 0.40649 |
Epicentral distance of station farthest from the epicenter (degree) | 0.74734 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.4 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 8065421 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2014-08-31 05:19:31 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.4 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 16492711 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-01-12 13:52:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CORL.HHZ. | 2014-08-31T05:07:42.31 | 0.3 | undecidable | manual | S | 143 | 82.9503 | 50 | -0.06 | 74 |
IV.MTGR.SHZ. | 2014-08-31T05:07:38.49 | 0.6 | undecidable | manual | S | 178 | 66.6777 | 50 | 0.46 | 47 |
IV.MPG.SHZ. | 2014-08-31T05:07:37.65 | 0.3 | undecidable | manual | S | 124 | 65.6898 | 50 | -0.11 | 76 |
IV.USI.HHZ. | 2014-08-31T05:07:32.91 | 0.3 | undecidable | manual | S | 58 | 45.1215 | 50 | 0.63 | 69 |
IV.CRJA.SHZ. | 2014-08-31T05:07:32.06 | 0.1 | undecidable | manual | P | 163 | 80.364 | 50 | 0.6 | 88 |
IV.MFNL.SHZ. | 2014-08-31T05:07:31.44 | 0.1 | undecidable | manual | P | 168 | 79.7646 | 50 | 0.07 | 100 |
IV.CORL.HHZ. | 2014-08-31T05:07:31.67 | 0.3 | undecidable | manual | P | 143 | 82.9503 | 50 | -0.2 | 72 |
IV.MTGR.SHZ. | 2014-08-31T05:07:29.05 | 0.1 | negative | manual | P | 178 | 66.6777 | 50 | -0.31 | 97 |
IV.MPG.SHZ. | 2014-08-31T05:07:28.51 | 0.6 | undecidable | manual | P | 124 | 65.6898 | 50 | -0.7 | 43 |
IV.USI.HHZ. | 2014-08-31T05:07:25.68 | 0.1 | undecidable | manual | P | 58 | 45.1215 | 50 | -0.36 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CORL.HHN. | ML:1.7 | 0.0000576 | 0.9 | AML | other | m | 2014-08-31T05:07:46.90 |
IV.CORL.HHE. | ML:1.7 | 0.00006819999999999999 | 0.48 | AML | other | m | 2014-08-31T05:07:50.26 |
IV.USI.HHE. | ML:2.5 | 0.000853 | 0.32 | AML | other | m | 2014-08-31T05:07:33.87 |
IV.USI.HHN. | ML:2.3 | 0.0006845 | 0.48 | AML | other | m | 2014-08-31T05:07:33.90 |