A magnitude ML 2.0 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4480, 15.4190 at 151 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 2.0 | 2015-04-13 18:04:14 |
38.4485 | 15.4187 | 151 | 2015-10-19 09:28:02 |
Bollettino Sismico Italiano INGV | 21652391 |
Reviewed Rev100 |
ML 1.4 | 2015-04-13 18:04:27 |
38.3007 | 15.6363 | 10 | 2015-04-13 18:20:24 |
Sala Sismica INGV-Roma | 18386001 |
Field | Value |
---|---|
Time (UTC) | 2015-04-13 18:04:14 ± 0.34 |
Latitude | 38.4485 ± 0.0234 |
Longitude | 15.4187 ± 0.0379 |
Depth (km) | 151 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 21652391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3342 |
Semi-minor axis of confidence ellipse (meter) | 1935 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 114 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 123 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.19695 |
Epicentral distance of station farthest from the epicenter (degree) | 1.15743 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.2 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 21652391 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-10-01 14:34:28 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.4 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 18386001 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-04-13 18:20:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.JOPP.HHZ. | 2015-04-13T18:04:51.28 | 0.6 | undecidable | manual | S | 66 | 44.1225 | 163 | 0.06 | 50 |
IV.MILZ.HHZ. | 2015-04-13T18:04:50.55 | 0.6 | undecidable | manual | S | 220 | 25.5522 | 170 | 0.29 | 49 |
IV.MSRU.HHE. | 2015-04-13T18:04:49.99 | 0.6 | undecidable | manual | S | 159 | 21.867 | 171 | -0.14 | 51 |
IV.CET2.HHE. | 2015-04-13T18:04:41.24 | 0.3 | undecidable | manual | P | 21 | 128.4714 | 137 | 0.22 | 61 |
IV.MPAZ.HHZ. | 2015-04-13T18:04:37.46 | 0.3 | undecidable | manual | P | 137 | 75.1692 | 152 | 0.33 | 67 |
IV.MCSR.HHZ. | 2015-04-13T18:04:36.08 | 0.1 | undecidable | manual | P | 201 | 45.621 | 162 | 0.39 | 93 |
IV.SOI.EHE. | 2015-04-13T18:04:36.85 | 0.6 | undecidable | manual | P | 127 | 69.2751 | 154 | 0.05 | 48 |
IV.IVPL.HHE. | 2015-04-13T18:04:35.53 | 0.1 | undecidable | manual | P | 258 | 38.9277 | 165 | 0.08 | 100 |
IV.JOPP.HHZ. | 2015-04-13T18:04:35.44 | 0.1 | undecidable | manual | P | 66 | 44.1225 | 163 | -0.19 | 97 |
IV.MILZ.HHZ. | 2015-04-13T18:04:34.78 | 0.1 | undecidable | manual | P | 220 | 25.5522 | 170 | -0.3 | 98 |
IV.MSRU.HHE. | 2015-04-13T18:04:34.74 | 0.1 | undecidable | manual | P | 159 | 21.867 | 171 | -0.27 | 99 |
IV.MPNC.HHE. | 2015-04-13T18:04:34.96 | 0.6 | undecidable | manual | P | 190 | 33.9438 | 166 | -0.34 | 48 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MCSR.HHE. | ML:2.1 | 0.00006409999999999999 | 1.02 | AML | other | m | 2015-04-13T18:04:54.99 |
IV.MCSR.HHN. | ML:2.3 | 0.0000877 | 0.26 | AML | other | m | 2015-04-13T18:04:55.35 |
IV.MPAZ.HHE. | ML:1.8 | 0.00002715 | 1.58 | AML | other | m | 2015-04-13T18:04:57.32 |
IV.MPAZ.HHN. | ML:1.9 | 0.000029250000000000003 | 1.32 | AML | other | m | 2015-04-13T18:04:57.59 |