Earthquake with magnitude of ML 1.7 on date 27-05-2020 and time 20:44:10 (Italy) in region 10 km SW Bronte (CT)

A magnitude ML 1.7 earthquake occured in region: 10 km SW Bronte (CT), on

  • 27-05-2020 18:44:10 (UTC)
  • 27-05-2020 20:44:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7300, 14.7430 at 26 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
Bronte CT 10 19172 19172
Adrano CT 11 36122 55294
Centuripe EN 12 5470 60764
Regalbuto EN 12 7277 68041
CesarĂ² ME 13 2439 70480
San Teodoro ME 14 1403 71883
Troina EN 14 9373 81256
Biancavilla CT 15 24007 105263
Maletto CT 16 3920 109183
Maniace CT 16 3765 112948
Santa Maria di Licodia CT 18 7641 120589
Gagliano Castelferrato EN 18 3593 124182
Catenanuova EN 19 4866 129048

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km NW of Catania (314555 inhabitants)
40 Km W of Acireale (52622 inhabitants)
66 Km E of Caltanissetta (63360 inhabitants)
86 Km NE of Gela (75827 inhabitants)
88 Km SW of Messina (238439 inhabitants)
89 Km N of Vittoria (63339 inhabitants)
89 Km NW of Siracusa (122291 inhabitants)
89 Km N of Ragusa (73313 inhabitants)
90 Km SW 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 1.7 2020-05-27
18:44:10
37.7303 14.7432 26 2020-11-19
12:37:00
Bollettino Sismico Italiano INGV 82776911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-27 18:44:10 ± 0.26
Latitude 37.7303 ± 0.0063
Longitude 14.7432 ± 0.0136
Depth (km) 26 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82776911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 946
Semi-minor axis of confidence ellipse (meter) 684
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 76
Circular confidence region, given by single value of horizontal uncertainty (meter) 950.0
Confidence level of the uncertainty (%) 68

Quality

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 21
Number of defining phases 21
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) 0.12950
Epicentral distance of station farthest from the epicenter (degree) 0.62953
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 82776911
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-10 00:10:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2020-05-27T18:44:32.58 0.6 undecidable manual S 155 69.8745 105 0.75 38
IV.HAGA.HHZ. 2020-05-27T18:44:29.81 0.3 undecidable manual S 144 61.2942 107 0.2 68
IV.HLNI.HHZ. 2020-05-27T18:44:25.47 0.1 undecidable manual S 165 43.8228 115 0.2 94
IV.MUCR.HHZ. 2020-05-27T18:44:23.74 0.6 undecidable manual S 18 36.5412 120 0.22 47
IV.SSY.HHZ. 2020-05-27T18:44:22.40 0.3 undecidable manual P 155 69.8745 105 -0.28 66
IV.HAGA.HHZ. 2020-05-27T18:44:20.87 0.3 undecidable manual P 144 61.2942 107 -0.54 63
IV.GALF.HHZ. 2020-05-27T18:44:19.51 0.6 undecidable manual S 262 15.6732 146 0.14 51
IV.EPZF.HHZ. 2020-05-27T18:44:19.26 0.3 undecidable manual S 44 14.3745 148 0.07 75
IV.ECTS.HHE. 2020-05-27T18:44:18.24 0.6 undecidable manual P 63 37.1295 119 0.27 47
IV.HLNI.HHZ. 2020-05-27T18:44:18.46 0.1 undecidable manual P 165 43.8228 115 -0.43 89
IV.MUCR.HHZ. 2020-05-27T18:44:18.00 0.3 undecidable manual P 18 36.5412 120 0.11 73
IV.EPOZ.HHE. 2020-05-27T18:44:18.82 0.6 undecidable manual P 99 39.627 118 0.51 44
IV.MSFR.HHE. 2020-05-27T18:44:17.95 1.0 undecidable manual P 339 36.2415 120 0.11 24
IV.EPIT.HHE. 2020-05-27T18:44:17.33 1.0 undecidable manual P 72 28.9488 127 0.42 23
IV.CAGR.HHE. 2020-05-27T18:44:17.77 0.6 undecidable manual P 241 24.4533 132 1.39 31
IV.ESLN.HHZ. 2020-05-27T18:44:16.24 0.3 undecidable manual P 101 20.6682 138 0.28 72
IV.EMSG.HHZ. 2020-05-27T18:44:15.70 0.1 undecidable manual P 61 20.6682 138 -0.26 97
IV.GALF.HHZ. 2020-05-27T18:44:15.33 0.1 positive manual P 262 15.6732 146 -0.16 98
IV.EPZF.HHZ. 2020-05-27T18:44:15.06 0.1 negative manual P 44 14.3745 148 -0.32 97
IV.ESML.HHZ. 2020-05-27T18:44:15.50 0.1 undecidable manual P 136 17.2716 143 -0.13 100
IV.ECHR.HNZ. 2020-05-27T18:44:15.14 0.3 undecidable manual P 108 15.6732 146 -0.34 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPZF.HHE. ML:2.0 0.00056222105 0.2816 AML other m 2020-05-27T18:44:19.53
IV.EPZF.HHN. ML:2.1 0.000712526 0.384 AML other m 2020-05-27T18:44:19.60
IV.GALF.HHE. ML:2.3 0.0010667655499999999 0.4608 AML other m 2020-05-27T18:44:21.02
IV.GALF.HNN. ML:1.4 0.000121759485 1.6928 AML other m 2020-05-27T18:44:21.90
IV.MUCR.HHE. ML:1.5 0.000090668325 0.448 AML other m 2020-05-27T18:44:25.35
IV.HLNI.HHE. ML:1.8 0.00015259420000000002 0.2816 AML other m 2020-05-27T18:44:25.77
IV.HLNI.HHN. ML:1.6 0.000109294065 0.1536 AML other m 2020-05-27T18:44:26.16
IV.MUCR.HHN. ML:1.4 0.000084117575 0.3072 AML other m 2020-05-27T18:44:27.69
IV.HAGA.HHE. ML:1.2 0.000030383365 0.192 AML other m 2020-05-27T18:44:30.36
IV.HAGA.HHN. ML:1.3 0.00004220364 0.2432 AML other m 2020-05-27T18:44:32.99
IV.SSY.HHE. ML:2.1 0.00017888118 0.4096 AML other m 2020-05-27T18:44:35.88
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