A magnitude ML 2.1 earthquake occured in region: 6 km SE Troina (EN), on
and geographic coordinates (lat, lon) 37.7470, 14.6450 at 22 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 | 6 | 9373 | 9373 |
Regalbuto | EN | 10 | 7277 | 16650 |
Gagliano Castelferrato | EN | 10 | 3593 | 20243 |
San Teodoro | ME | 12 | 1403 | 21646 |
CesarĂ² | ME | 12 | 2439 | 24085 |
Cerami | EN | 14 | 2006 | 26091 |
Agira | EN | 15 | 8345 | 34436 |
Centuripe | EN | 16 | 5470 | 39906 |
Bronte | CT | 17 | 19172 | 59078 |
Capizzi | ME | 19 | 3176 | 62254 |
Adrano | CT | 19 | 36122 | 98376 |
Maniace | CT | 19 | 3765 | 102141 |
Nissoria | EN | 20 | 3000 | 105141 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.1 | 2020-04-23 13:29:04 |
37.7472 | 14.6453 | 22 | 2020-07-18 21:08:39 |
Bollettino Sismico Italiano INGV | 79902021 |
Reviewed Rev100 |
ML 2.1 | 2020-04-23 13:29:02 |
37.7713 | 14.565 | 28 | 2020-04-23 13:38:22 |
Sala Sismica INGV-Roma | 78502831 |
Field | Value |
---|---|
Time (UTC) | 2020-04-23 13:29:04 ± 0.19 |
Latitude | 37.7472 ± 0.0081 |
Longitude | 14.6453 ± 0.0136 |
Depth (km) | 22 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 79902021 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1037 |
Semi-minor axis of confidence ellipse (meter) | 655 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 68 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1040.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 75 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.42 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.08368 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 79902021 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-07-12 21:56:38 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 78502831 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-23 13:38:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SSY.HHZ. | 2020-04-23T13:29:27.59 | 0.6 | undecidable | manual | S | 150 | 75.4689 | 99 | 0.64 | 41 |
IV.HAGA.HHZ. | 2020-04-23T13:29:25.16 | 0.6 | undecidable | manual | S | 139 | 68.0763 | 101 | 0.15 | 47 |
IV.AIO.HHZ. | 2020-04-23T13:29:24.10 | 0.6 | undecidable | manual | S | 64 | 57.1983 | 103 | 1.96 | 18 |
IV.HPAC.HHZ. | 2020-04-23T13:29:23.68 | 0.3 | undecidable | manual | P | 163 | 120.2907 | 96 | -0.47 | 59 |
IV.CPTP.HHZ. | 2020-04-23T13:29:22.04 | 3.0 | undecidable | manual | S | 0.81 | 0 | |||
IV.HLNI.HHZ. | 2020-04-23T13:29:20.39 | 0.6 | undecidable | manual | S | 156 | 48.5181 | 106 | 0.48 | 45 |
IV.MSRU.HHZ. | 2020-04-23T13:29:20.52 | 0.3 | undecidable | manual | P | 53 | 94.7385 | 97 | 0.29 | 64 |
IV.IFIL.HHZ. | 2020-04-23T13:29:19.57 | 0.6 | undecidable | manual | P | 356 | 90.8424 | 98 | -0.06 | 46 |
IV.MUCR.HHZ. | 2020-04-23T13:29:17.93 | 0.6 | undecidable | manual | S | 31 | 38.4282 | 111 | 0.57 | 43 |
IV.SSY.HHZ. | 2020-04-23T13:29:16.78 | 0.3 | undecidable | manual | P | 150 | 75.4689 | 99 | -0.51 | 64 |
IV.HAGA.HHZ. | 2020-04-23T13:29:15.49 | 0.3 | undecidable | manual | P | 139 | 68.0763 | 101 | -0.69 | 61 |
IV.MSFR.HHZ. | 2020-04-23T13:29:15.30 | 0.6 | undecidable | manual | S | 352 | 32.1456 | 116 | -0.51 | 47 |
IV.RAFF.HHZ. | 2020-04-23T13:29:15.53 | 0.1 | undecidable | manual | P | 203 | 63.2922 | 102 | 0.08 | 96 |
IV.AIO.HHZ. | 2020-04-23T13:29:14.75 | 0.6 | undecidable | manual | P | 64 | 57.1983 | 103 | 0.23 | 46 |
IV.PETRA.HHZ. | 2020-04-23T13:29:13.35 | 0.3 | undecidable | manual | P | 282 | 47.5191 | 106 | 0.27 | 71 |
IV.PLLN.EHN. | 2020-04-23T13:29:13.33 | 0.3 | undecidable | manual | P | 302 | 51.7038 | 105 | -0.38 | 69 |
MN.VAE.HHZ. | 2020-04-23T13:29:12.99 | 0.6 | undecidable | manual | P | 220 | 40.1265 | 110 | 0.99 | 38 |
IV.HLNI.HHZ. | 2020-04-23T13:29:12.64 | 0.3 | undecidable | manual | P | 156 | 48.5181 | 106 | -0.59 | 65 |
IV.MUCR.HHZ. | 2020-04-23T13:29:11.61 | 0.1 | undecidable | manual | P | 31 | 38.4282 | 111 | -0.15 | 100 |
IV.GALF.HHZ. | 2020-04-23T13:29:11.80 | 0.6 | undecidable | manual | S | 240 | 7.9809 | 157 | 0.64 | 47 |
IV.ESML.HHZ. | 2020-04-23T13:29:11.01 | 3.0 | negative | manual | P | 1.99 | 0 | |||
IV.MSFR.HHZ. | 2020-04-23T13:29:10.55 | 0.3 | undecidable | manual | P | 352 | 32.1456 | 116 | -0.32 | 73 |
IV.EPZF.HHZ. | 2020-04-23T13:29:09.74 | 3.0 | positive | manual | P | 1.32 | 0 | |||
IV.CAGR.HHE. | 2020-04-23T13:29:09.63 | 0.3 | undecidable | manual | P | 223 | 18.87 | 133 | 0.47 | 72 |
IV.GALF.HHZ. | 2020-04-23T13:29:07.44 | 0.3 | undecidable | manual | P | 240 | 7.9809 | 157 | -0.74 | 65 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MSFR.HHE. | ML:1.5 | 0.000120459415 | 0.1568 | AML | other | m | 2020-04-23T13:29:16.68 |
IV.MUCR.HHN. | ML:2.0 | 0.00032 | 0.64 | AML | other | m | 2020-04-23T13:29:18.40 |
IV.MUCR.HHE. | ML:2.1 | 0.000376 | 1.52 | AML | other | m | 2020-04-23T13:29:19.18 |
IV.MSFR.HHN. | ML:1.5 | 0.00011249999999999998 | 0.78 | AML | other | m | 2020-04-23T13:29:21.40 |
IV.HLNI.HHE. | ML:2.0 | 0.0002315 | 1.16 | AML | other | m | 2020-04-23T13:29:21.08 |
IV.HLNI.HHN. | ML:2.0 | 0.0002605 | 0.22 | AML | other | m | 2020-04-23T13:29:21.45 |
IV.HAGA.HHN. | ML:2.2 | 0.00027400000000000005 | 0.36 | AML | other | m | 2020-04-23T13:29:25.50 |
IV.HAGA.HHE. | ML:2.2 | 0.00029700000000000006 | 0.48 | AML | other | m | 2020-04-23T13:29:25.41 |
IV.AIO.HHN. | ML:1.8 | 0.00014450000000000002 | 1.12 | AML | other | m | 2020-04-23T13:29:26.76 |
IV.AIO.HHE. | ML:1.8 | 0.00013135 | 0.3 | AML | other | m | 2020-04-23T13:29:26.61 |
IV.SSY.HHN. | ML:2.9 | 0.0011215 | 0.94 | AML | other | m | 2020-04-23T13:29:31.08 |
IV.SSY.HHE. | ML:2.7 | 0.0007650000000000001 | 0.82 | AML | other | m | 2020-04-23T13:29:32.30 |
IV.IFIL.HHE. | ML:2.7 | 0.000588 | 0.46 | AML | other | m | 2020-04-23T13:29:33.43 |
IV.MSRU.HHE. | ML:2.1 | 0.000136 | 1.1 | AML | other | m | 2020-04-23T13:29:35.38 |
IV.MSRU.HHN. | ML:2.0 | 0.000112 | 0.84 | AML | other | m | 2020-04-23T13:29:35.48 |
IV.IFIL.HHN. | ML:2.3 | 0.0002165 | 0.52 | AML | other | m | 2020-04-23T13:29:37.60 |