Earthquake with magnitude of ML 1.9 on date 04-07-2020 and time 02:56:47 (Italy) in region 10 km NE Regalbuto (EN)

A magnitude ML 1.9 earthquake occured in region: 10 km NE Regalbuto (EN), on

  • 04-07-2020 00:56:47 (UTC)
  • 04-07-2020 02:56:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7280, 14.7060 at 29 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Regalbuto EN 10 7277 7277
Troina EN 11 9373 16650
Centuripe EN 12 5470 22120
CesarĂ² ME 13 2439 24559
Bronte CT 13 19172 43731
Adrano CT 13 36122 79853
San Teodoro ME 14 1403 81256
Gagliano Castelferrato EN 15 3593 84849
Biancavilla CT 17 24007 108856
Maniace CT 18 3765 112621
Catenanuova EN 18 4866 117487
Agira EN 18 8345 125832
Maletto CT 18 3920 129752
Cerami EN 20 2006 131758

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NW of Catania (314555 inhabitants)
43 Km W of Acireale (52622 inhabitants)
62 Km E of Caltanissetta (63360 inhabitants)
84 Km NE of Gela (75827 inhabitants)
88 Km N of Vittoria (63339 inhabitants)
89 Km N of Ragusa (73313 inhabitants)
91 Km NW of Siracusa (122291 inhabitants)
91 Km SW of Messina (238439 inhabitants)
93 Km W of Reggio di Calabria (183035 inhabitants)
97 Km N of Modica (54633 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 1.9 2020-07-04
00:56:47
37.7278 14.7063 29 2020-11-19
12:36:52
Bollettino Sismico Italiano INGV 80884301
Reviewed
Rev100
ML 2.2 2020-07-04
00:56:46
37.7553 14.6863 32 2020-07-04
01:03:28
Sala Sismica INGV-Roma 80750981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-04 00:56:47 ± 0.33
Latitude 37.7278 ± 0.0081
Longitude 14.7063 ± 0.0250
Depth (km) 29 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80884301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1594
Semi-minor axis of confidence ellipse (meter) 1517
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 77
Circular confidence region, given by single value of horizontal uncertainty (meter) 1590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
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) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.11152
Epicentral distance of station farthest from the epicenter (degree) 0.64032
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 80750981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-04 01:03:28

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 80884301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-06 14:14:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2020-07-04T00:57:10.38 0.6 undecidable manual S 153 71.0733 107 0.74 39
IV.HLNI.HHZ. 2020-07-04T00:57:03.32 0.6 undecidable manual S 161 44.5221 118 0.24 47
IV.MUCR.HHE. 2020-07-04T00:57:02.44 0.6 undecidable manual S 23 37.9287 123 0.89 37
IV.SSY.HHZ. 2020-07-04T00:57:00.18 0.1 positive manual P 153 71.0733 107 -0.09 91
IV.MEU.EHZ. 2020-07-04T00:57:00.27 1.0 undecidable manual P 171 69.2751 108 0.26 22
IV.GALF.HHZ. 2020-07-04T00:56:57.00 0.6 undecidable manual S 261 12.3765 155 0.08 50
IV.EPZF.HHZ. 2020-07-04T00:56:57.09 0.6 undecidable manual S 51 16.9719 147 -0.42 47
IV.HLNI.HHZ. 2020-07-04T00:56:56.16 0.1 positive manual P 161 44.5221 118 -0.32 91
IV.MUCR.HHE. 2020-07-04T00:56:55.89 0.3 undecidable manual P 23 37.9287 123 0.28 69
IV.MSFR.HHZ. 2020-07-04T00:56:55.57 0.3 undecidable manual P 344 35.4423 125 0.29 69
IV.EMSG.HHZ. 2020-07-04T00:56:53.72 0.3 undecidable manual P 64 23.6541 137 -0.19 73
IV.EPZF.HHZ. 2020-07-04T00:56:53.01 0.1 undecidable manual P 51 16.9719 147 -0.26 97
IV.ESML.HHZ. 2020-07-04T00:56:53.38 0.3 undecidable manual P 129 19.4694 143 -0.11 74
IV.GALF.HHZ. 2020-07-04T00:56:52.75 0.1 positive manual P 261 12.3765 155 -0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPZF.HHN. ML:2.3 0.0008401843999999999 0.46 AML other m 2020-07-04T00:56:57.94
IV.EMSG.HHE. ML:2.3 0.00089198975 0.7 AML other m 2020-07-04T00:56:58.21
IV.GALF.HHE. ML:2.3 0.0010512170000000001 0.36 AML other m 2020-07-04T00:56:58.43
IV.EPZF.HHE. ML:1.8 0.00029878795 0.4 AML other m 2020-07-04T00:56:58.67
IV.GALF.HHN. ML:2.2 0.0007275973 0.22 AML other m 2020-07-04T00:56:58.60
IV.GALF.HNN. ML:1.4 0.000121390885 0.24 AML other m 2020-07-04T00:56:58.60
IV.GALF.HNE. ML:1.6 0.0001682691 0.5 AML other m 2020-07-04T00:56:59.25
IV.ESML.HHE. ML:1.8 0.0002866387 0.5 AML other m 2020-07-04T00:57:00.09
IV.SSY.HHE. ML:2.0 0.00014590525 0.88 AML other m 2020-07-04T00:56:59.67
IV.ESML.HHN. ML:1.8 0.00024734335 0.48 AML other m 2020-07-04T00:57:00.81
IV.HLNI.HHE. ML:1.4 0.00006256179 0.12 AML other m 2020-07-04T00:57:03.69
IV.HLNI.HHN. ML:1.2 0.0000383692625 0.1 AML other m 2020-07-04T00:57:06.93
IV.EMSG.HHN. ML:2.3 0.00077075455 0.76 AML other m 2020-07-04T00:57:07.52
IV.MEU.EHE. ML:1.9 0.00010977020000000002 1.34 AML other m 2020-07-04T00:57:09.50
IV.MEU.EHN. ML:1.7 0.00007512067 0.38 AML other m 2020-07-04T00:57:14.65
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download