Earthquake with magnitude of ML 1.5 on date 23-08-2020 and time 04:35:59 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 1.5 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 23-08-2020 02:35:59 (UTC)
  • 23-08-2020 04:35:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.15, 15.11 at 8 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
Falcone ME 4 2808 2808
Terme Vigliatore ME 5 7395 10203
Furnari ME 5 3784 13987
Oliveri ME 5 2181 16168
Rodì Milici ME 7 2056 18224
Mazzarrà Sant'Andrea ME 7 1531 19755
Barcellona Pozzo di Gotto ME 9 41583 61338
Castroreale ME 10 2504 63842
Basicò ME 11 612 64454
Tripi ME 11 873 65327
Merì ME 12 2338 67665
Patti ME 13 13431 81096
Milazzo ME 14 31646 112742
San Filippo del Mela ME 14 7115 119857
Montagnareale ME 15 1615 121472
Librizzi ME 15 1660 123132
Novara di Sicilia ME 15 1337 124469
Santa Lucia del Mela ME 15 4650 129119
Montalbano Elicona ME 16 2287 131406
San Piero Patti ME 17 2915 134321
Pace del Mela ME 17 6239 140560
Gualtieri Sicaminò ME 18 1807 142367
Fondachelli-Fantina ME 19 1019 143386
Condrò ME 19 493 143879
Gioiosa Marea ME 19 7074 150953

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km W of Messina (238439 inhabitants)
47 Km W of Reggio di Calabria (183035 inhabitants)
60 Km N of Acireale (52622 inhabitants)
72 Km N of Catania (314555 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 1.5 2020-08-23
02:35:59
38.15 15.11 8 2020-11-19
12:37:02
Bollettino Sismico Italiano INGV 82984021
Reviewed
Rev100
ML 1.6 2020-08-23
02:35:59
38.15 15.11 8 2020-08-23
02:45:16
Sala Sismica INGV-Roma 82247651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-23 02:35:59 ± 0.06
Latitude 38.15 ± 0.00
Longitude 15.11 ± 0.00
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82984021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 319
Semi-minor axis of confidence ellipse (meter) 313
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
Circular confidence region, given by single value of horizontal uncertainty (meter) 320
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.12231
Epicentral distance of station farthest from the epicenter (degree) 0.85705
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 82984021
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-12 11:14:42

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 82247651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-23 02:45:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CSLB.HHZ. 2020-08-23T02:36:27.96 0.6 undecidable manual S 256 0.8571 50 -0.35 41
IV.PLLN.EHZ. 2020-08-23T02:36:26.52 0.6 undecidable manual S 259 0.7788 50 0.52 40
IV.CSLB.HHZ. 2020-08-23T02:36:16.13 0.3 undecidable manual P 256 0.8571 50 -0.12 65
IV.MTTG.HHZ. 2020-08-23T02:36:16.95 0.6 undecidable manual S 107 0.4838 50 -0.32 45
IV.MSFR.HHZ. 2020-08-23T02:36:15.00 0.6 undecidable manual S 254 0.4263 50 -0.54 43
IV.PLLN.EHZ. 2020-08-23T02:36:15.23 0.1 positive manual P 259 0.7788 50 0.32 84
IV.IFIL.HHZ. 2020-08-23T02:36:11.50 0.3 undecidable manual P 315 0.5918 50 -0.2 67
IV.ECTS.HHZ. 2020-08-23T02:36:10.40 0.6 undecidable manual S 179 0.2671 105 -0.02 50
IV.IVUG.HHN. 2020-08-23T02:36:10.43 0.6 undecidable manual S 338 0.2662 105 0.05 49
IV.IVGP.HHN. 2020-08-23T02:36:10.60 0.3 undecidable manual S 334 0.2752 105 -0.11 73
IV.MTTG.HHZ. 2020-08-23T02:36:09.31 0.1 positive manual P 107 0.4838 50 -0.56 84
IV.IVPL.HHZ. 2020-08-23T02:36:09.97 0.6 undecidable manual S 335 0.25 106 0.19 48
IV.MSFR.HHZ. 2020-08-23T02:36:08.47 0.1 positive manual P 254 0.4263 50 -0.41 89
IV.EPZF.HHE. 2020-08-23T02:36:08.73 0.6 undecidable manual P 212 0.3822 50 0.6 42
IV.MUCR.HHZ. 2020-08-23T02:36:08.21 0.6 undecidable manual S 241 0.2158 108 -0.32 47
IV.EMSG.HHN. 2020-08-23T02:36:08.18 0.3 undecidable manual P 201 0.3525 50 0.56 65
IV.EFIU.HHE. 2020-08-23T02:36:08.11 0.3 undecidable manual P 168 0.3678 50 0.24 70
IV.AIO.HHZ. 2020-08-23T02:36:07.56 0.6 undecidable manual S 152 0.2014 110 -0.44 46
IV.EPIT.HHN. 2020-08-23T02:36:07.90 0.3 undecidable manual P 188 0.3408 50 0.49 67
IV.MPNC.HHZ. 2020-08-23T02:36:07.36 0.6 undecidable manual S 91 0.1889 111 -0.17 49
IV.ILOS.HHE. 2020-08-23T02:36:07.29 0.3 undecidable manual P 336 0.3238 50 0.17 72
IV.ECTS.HHZ. 2020-08-23T02:36:06.15 0.1 negative manual P 179 0.2671 105 0.23 95
IV.MILZ.HHZ. 2020-08-23T02:36:06.58 0.6 undecidable manual S 37 0.1538 115 0.29 48
IV.IVUG.HHN. 2020-08-23T02:36:05.78 0.1 positive manual P 338 0.2662 105 -0.12 98
IV.NOV.HHZ. 2020-08-23T02:36:05.14 0.6 undecidable manual S 171 0.1223 120 -0.1 50
IV.IVPL.HHZ. 2020-08-23T02:36:05.65 0.1 positive manual P 335 0.25 106 0.1 98
IV.IVGP.HHN. 2020-08-23T02:36:05.80 0.1 positive manual P 334 0.2752 105 -0.29 94
IV.AIO.HHZ. 2020-08-23T02:36:04.38 0.1 positive manual P 152 0.2014 110 -0.14 98
IV.MPNC.HHZ. 2020-08-23T02:36:04.32 0.1 positive manual P 91 0.1889 111 0.07 100
IV.MUCR.HHZ. 2020-08-23T02:36:04.77 0.1 undecidable manual P 241 0.2158 108 -0.06 100
IV.NOV.HHZ. 2020-08-23T02:36:03.06 0.1 positive manual P 171 0.1223 120 0.13 100
IV.MILZ.HHZ. 2020-08-23T02:36:03.81 0.1 negative manual P 37 0.1538 115 0.28 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NOV.HHE. ML:0 0.000782 0.5 AML other m 2020-08-23T02:36:05.50
IV.MILZ.HHN. ML:0 0.0002075 1.28 AML other m 2020-08-23T02:36:07.06
IV.NOV.HHN. ML:0 0.0006745 0.2 AML other m 2020-08-23T02:36:06.76
IV.MILZ.HHE. ML:0 0.0004950538 0.2 AML other m 2020-08-23T02:36:06.95
IV.MPNC.HHE. ML:0 0.00032752325 0.24 AML other m 2020-08-23T02:36:08.31
IV.MPNC.HHN. ML:0 0.000587 0.42 AML other m 2020-08-23T02:36:08.32
IV.MUCR.HHN. ML:0 0.00020708195 0.2192 AML other m 2020-08-23T02:36:08.54
IV.MUCR.HHE. ML:0 0.000171 0.42 AML other m 2020-08-23T02:36:09.66
IV.AIO.HHE. ML:0 0.00017097914 0.1808 AML other m 2020-08-23T02:36:09.27
IV.AIO.HHN. ML:0 0.0002417609 0.16 AML other m 2020-08-23T02:36:09.14
IV.ECTS.HHE. ML:0 0.0002 1.18 AML other m 2020-08-23T02:36:11.64
IV.ECTS.HHN. ML:0 0.0002135 0.32 AML other m 2020-08-23T02:36:11.01
IV.IVPL.HHN. ML:0 0.00016759885 0.36 AML other m 2020-08-23T02:36:14.36
IV.IVPL.HHE. ML:0 0.0001739684 0.36 AML other m 2020-08-23T02:36:15.04
IV.MSFR.HHN. ML:1 2.9761525E-5 0.24 AML other m 2020-08-23T02:36:15.37
IV.MSFR.HHE. ML:1.1 3.6659105E-5 0.32 AML other m 2020-08-23T02:36:15.64
IV.MTTG.HHN. ML:1.3 5.244606E-5 0.64 AML other m 2020-08-23T02:36:23.76
IV.MTTG.HHE. ML:1.2 3.567349E-5 0.6592 AML other m 2020-08-23T02:36:23.86
IV.IFIL.HHE. ML:0 0.000302 1 AML other m 2020-08-23T02:36:24.16
IV.IFIL.HHN. ML:0 0.000119 1.16 AML other m 2020-08-23T02:36:26.40
IV.CSLB.HHN. ML:0 9.505E-6 0.64 AML other m 2020-08-23T02:36:30.53
IV.PLLN.EHN. ML:1.8 6.8596955E-5 0.88 AML other m 2020-08-23T02:36:27.98
IV.CSLB.HHE. ML:1 9.34E-6 1.34 AML other m 2020-08-23T02:36:31.71
IV.PLLN.EHE. ML:1.4 2.818092E-5 0.7984 AML other m 2020-08-23T02:36:35.01
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download