Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 24-05-2021 and time 20:55:16 (Italy) in region 1 km NW Oliveri (ME)

A magnitude ML 1.2 earthquake occured in region: 1 km NW Oliveri (ME), on

  • 24-05-2021 18:55:16 (UTC)
  • 24-05-2021 20:55:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1340, 15.0500 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Oliveri ME 1 2181 2181
Falcone ME 3 2808 4989
Furnari ME 7 3784 8773
Patti ME 8 13431 22204
Basicò ME 8 612 22816
Librizzi ME 9 1660 24476
Montagnareale ME 9 1615 26091
Mazzarrà Sant'Andrea ME 9 1531 27622
Terme Vigliatore ME 10 7395 35017
Tripi ME 10 873 35890
Rodì Milici ME 11 2056 37946
San Piero Patti ME 12 2915 40861
Montalbano Elicona ME 13 2287 43148
Gioiosa Marea ME 14 7074 50222
Castroreale ME 15 2504 52726
Raccuja ME 15 1041 53767
Novara di Sicilia ME 15 1337 55104
Sant'Angelo di Brolo ME 15 3090 58194
Barcellona Pozzo di Gotto ME 15 41583 99777
Piraino ME 17 3962 103739
Ucria ME 18 1058 104797
Merì ME 18 2338 107135
Sinagra ME 18 2705 109840
Brolo ME 20 5783 115623
Ficarra ME 20 1469 117092
Fondachelli-Fantina ME 20 1019 118111
Milazzo ME 20 31646 149757
San Filippo del Mela ME 20 7115 156872

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km W of Messina (238439 inhabitants)
52 Km W of Reggio di Calabria (183035 inhabitants)
59 Km N of Acireale (52622 inhabitants)
70 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
Reviewed
Rev100 		ML 1.2 2021-05-24
18:55:16		 38.1337 15.0497 9 2021-05-24
19:01:59		 Sala Sismica INGV-Roma 90462351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-24 18:55:16 ± 0.1
Latitude 38.1337 ± 0.0036
Longitude 15.0497 ± 0.0046
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 90462351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 444
Semi-minor axis of confidence ellipse (meter) 191
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 232
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.12591
Epicentral distance of station farthest from the epicenter (degree) 0.37412
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 90462351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-24 19:01:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSFR.HHE. 2021-05-24T18:55:30.42 0.6 undecidable manual S 255 41.5251 50 -0.33 46
IV.IVUG.HHE. 2021-05-24T18:55:27.21 0.3 undecidable manual S 349 29.6481 107 -0.31 70
IV.IVPL.HHZ. 2021-05-24T18:55:27.30 0.3 undecidable manual S 347 27.5502 108 0.44 68
IV.IVGP.HHE. 2021-05-24T18:55:27.64 0.3 undecidable manual S 345 30.1476 107 -0.08 73
IV.MCPD.HHZ. 2021-05-24T18:55:26.23 0.6 undecidable manual S 267 27.8499 108 -0.71 41
IV.AIO.HHZ. 2021-05-24T18:55:26.09 0.3 undecidable manual S 138 24.1536 111 0.38 70
IV.MPNC.HHZ. 2021-05-24T18:55:25.97 0.3 undecidable manual S 87 26.4513 109 -0.52 67
IV.MSFR.HHE. 2021-05-24T18:55:25.03 0.3 undecidable manual P 255 41.5251 50 0.19 70
IV.IVGP.HHE. 2021-05-24T18:55:23.14 0.3 undecidable manual P 345 30.1476 107 0.05 74
IV.IVUG.HHE. 2021-05-24T18:55:23.12 0.3 undecidable manual P 349 29.6481 107 0.14 73
IV.MUCR.HHZ. 2021-05-24T18:55:23.89 0.3 undecidable manual S 237 18.3705 116 0.01 76
IV.IVPL.HHZ. 2021-05-24T18:55:22.89 0.6 undecidable manual P 347 27.5502 108 0.3 47
IV.NOV.HHZ. 2021-05-24T18:55:22.39 0.3 undecidable manual S 147 13.9749 123 -0.17 74
IV.MPNC.HHZ. 2021-05-24T18:55:22.38 0.1 undecidable manual P 87 26.4513 109 0 100
IV.MCPD.HHZ. 2021-05-24T18:55:22.57 0.3 undecidable manual P 267 27.8499 108 -0.07 74
IV.MUCR.HHZ. 2021-05-24T18:55:21.11 0.1 undecidable manual P 237 18.3705 116 0.23 97
IV.AIO.HHZ. 2021-05-24T18:55:21.88 0.1 undecidable manual P 138 24.1536 111 -0.05 99
IV.NOV.HHZ. 2021-05-24T18:55:20.23 0.1 undecidable manual P 147 13.9749 123 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NOV.HHE. ML:1.4 0.0002865176 0.192 AML other m 2021-05-24T18:55:22.48
IV.MUCR.HHE. ML:1.2 0.00012885000000000001 0.16 AML other m 2021-05-24T18:55:24.11
IV.MUCR.HHN. ML:1.3 0.0001685 0.34 AML other m 2021-05-24T18:55:24.35
IV.NOV.HHN. ML:1.3 0.00019540705 0.3584 AML other m 2021-05-24T18:55:24.29
IV.MPNC.HHN. ML:1.3 0.00011732919999999999 0.2048 AML other m 2021-05-24T18:55:26.32
IV.MCPD.HHN. ML:1.2 0.00007395000000000001 0.24 AML other m 2021-05-24T18:55:26.49
IV.MPNC.HHE. ML:1.2 0.00008254471 0.2816 AML other m 2021-05-24T18:55:26.00
IV.AIO.HHE. ML:0.8 0.000041150000000000004 1.58 AML other m 2021-05-24T18:55:26.19
IV.AIO.HHN. ML:0.8 0.000039 0.14 AML other m 2021-05-24T18:55:27.71
IV.MCPD.HHE. ML:0.9 0.00004209922 0.2944 AML other m 2021-05-24T18:55:27.91
IV.IVPL.HHE. ML:1.5 0.00018394035000000002 1.1264 AML other m 2021-05-24T18:55:23.07
IV.IVPL.HHN. ML:1.4 0.0001422242 0.6656 AML other m 2021-05-24T18:55:27.39
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