A magnitude ML 1.6 earthquake occured in region: 4 km S Troina (EN), on
and geographic coordinates (lat, lon) 37.7470, 14.5920 at 27 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Troina | EN | 5 | 9373 | 9373 |
Gagliano Castelferrato | EN | 6 | 3593 | 12966 |
Cerami | EN | 10 | 2006 | 14972 |
Regalbuto | EN | 11 | 7277 | 22249 |
Agira | EN | 12 | 8345 | 30594 |
San Teodoro | ME | 15 | 1403 | 31997 |
CesarĂ² | ME | 15 | 2439 | 34436 |
Capizzi | ME | 15 | 3176 | 37612 |
Nissoria | EN | 16 | 3000 | 40612 |
Nicosia | EN | 17 | 13899 | 54511 |
Centuripe | EN | 19 | 5470 | 59981 |
Assoro | EN | 20 | 5191 | 65172 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-04-25 01:55:54 |
37.7467 | 14.5917 | 27 | 2020-07-18 21:08:36 |
Bollettino Sismico Italiano INGV | 79133651 |
Reviewed Rev100 |
ML 1.5 | 2020-04-25 01:55:54 |
37.7505 | 14.6295 | 26 | 2020-04-25 02:06:09 |
Sala Sismica INGV-Roma | 78555431 |
Field | Value |
---|---|
Time (UTC) | 2020-04-25 01:55:54 ± 0.26 |
Latitude | 37.7467 ± 0.0063 |
Longitude | 14.5917 ± 0.0159 |
Depth (km) | 27 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 79133651 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1079 |
Semi-minor axis of confidence ellipse (meter) | 1033 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 72 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1080.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 77 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.04137 |
Epicentral distance of station farthest from the epicenter (degree) | 0.70237 |
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 | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 79133651 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-05-14 15:34:13 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.4 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 78555431 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-25 02:06:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SSY.HHZ. | 2020-04-25T01:56:18.31 | 0.6 | undecidable | manual | S | 147 | 77.9664 | 104 | 0.31 | 43 |
IV.HLNI.HHZ. | 2020-04-25T01:56:11.25 | 0.3 | undecidable | manual | S | 151 | 50.616 | 112 | 0.2 | 70 |
IV.MUCR.HHZ. | 2020-04-25T01:56:08.80 | 0.3 | undecidable | manual | S | 37 | 41.1255 | 118 | 0.05 | 73 |
IV.SSY.HHZ. | 2020-04-25T01:56:07.64 | 0.1 | undecidable | manual | P | 147 | 77.9664 | 104 | -0.31 | 86 |
IV.MSFR.HHZ. | 2020-04-25T01:56:06.18 | 1.0 | undecidable | manual | S | 360 | 31.8459 | 125 | -0.46 | 23 |
IV.PETRA.HHE. | 2020-04-25T01:56:03.33 | 0.6 | undecidable | manual | P | 283 | 42.9237 | 116 | 0.47 | 44 |
IV.HLNI.HHZ. | 2020-04-25T01:56:03.59 | 0.1 | undecidable | manual | P | 151 | 50.616 | 112 | -0.35 | 90 |
IV.GALF.HHZ. | 2020-04-25T01:56:02.58 | 0.3 | undecidable | manual | S | 209 | 4.5954 | 169 | 0.1 | 77 |
IV.MUCR.HHZ. | 2020-04-25T01:56:02.62 | 0.1 | undecidable | manual | P | 37 | 41.1255 | 118 | 0.01 | 98 |
IV.MSFR.HHZ. | 2020-04-25T01:56:01.36 | 0.1 | undecidable | manual | P | 360 | 31.8459 | 125 | -0.03 | 100 |
IV.ESML.HHE. | 2020-04-25T01:56:01.69 | 0.6 | undecidable | manual | P | 119 | 29.0487 | 128 | 0.65 | 43 |
IV.EPZF.HHZ. | 2020-04-25T01:56:00.97 | 0.6 | undecidable | manual | P | 70 | 24.753 | 133 | 0.43 | 46 |
IV.CAGR.HHE. | 2020-04-25T01:55:59.92 | 0.3 | undecidable | manual | P | 210 | 15.9729 | 146 | 0.26 | 73 |
IV.GALF.HHZ. | 2020-04-25T01:55:58.39 | 0.1 | undecidable | manual | P | 209 | 4.5954 | 169 | -0.6 | 91 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GALF.HHE. | ML:1.6 | 0.0002101959 | 0.16 | AML | other | m | 2020-04-25T01:56:02.81 |
IV.GALF.HHN. | ML:1.6 | 0.00025533325000000003 | 0.32 | AML | other | m | 2020-04-25T01:56:03.58 |
IV.HLNI.HHE. | ML:1.3 | 0.000044522519999999994 | 0.16 | AML | other | m | 2020-04-25T01:56:11.55 |
IV.SSY.HHN. | ML:2.3 | 0.00023929635 | 0.2208 | AML | other | m | 2020-04-25T01:56:20.55 |
IV.HLNI.HHN. | ML:1.0 | 0.000023924465 | 0.1808 | AML | other | m | 2020-04-25T01:56:17.48 |
IV.SSY.HHE. | ML:1.8 | 0.00008251915000000001 | 0.2592 | AML | other | m | 2020-04-25T01:56:20.64 |