Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 27-06-2020 and time 12:22:18 (Italy) in region 7 km S Agira (EN)

A magnitude ML 1.6 earthquake occured in region: 7 km S Agira (EN), on

  • 27-06-2020 10:22:18 (UTC)
  • 27-06-2020 12:22:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.5940, 14.5340 at 33 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.

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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
Agira EN 7 8345 8345
Nissoria EN 10 3000 11345
Assoro EN 10 5191 16536
Regalbuto EN 12 7277 23813
Gagliano Castelferrato EN 13 3593 27406
Raddusa CT 13 3178 30584
Leonforte EN 14 13439 44023
Catenanuova EN 14 4866 48889
Castel di Iudica CT 15 4625 53514
Valguarnera Caropepe EN 17 7866 61380
Centuripe EN 19 5470 66850

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Caltanissetta (63360 inhabitants)
50 Km W of Catania (314555 inhabitants)
56 Km W of Acireale (52622 inhabitants)
64 Km NE of Gela (75827 inhabitants)
72 Km N of Vittoria (63339 inhabitants)
76 Km N of Ragusa (73313 inhabitants)
84 Km N of Modica (54633 inhabitants)
90 Km E of Agrigento (59770 inhabitants)
90 Km NW of Siracusa (122291 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 1.6 2020-06-27
10:22:18		 37.5942 14.5342 33 2020-11-19
12:36:51		 Bollettino Sismico Italiano INGV 80827101
Reviewed
Rev100 		ML 1.6 2020-06-27
10:22:18		 37.596 14.552 32 2020-06-27
10:34:03		 Sala Sismica INGV-Roma 80558761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-27 10:22:18 ± 0.21
Latitude 37.5942 ± 0.0072
Longitude 14.5342 ± 0.0102
Depth (km) 33 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80827101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 946
Semi-minor axis of confidence ellipse (meter) 397
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
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) 91
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.03867
Epicentral distance of station farthest from the epicenter (degree) 0.61154
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 80827101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-07-06 13:05:19

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 80558761
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-27 10:34:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2020-06-27T10:22:40.83 0.6 undecidable manual S 135 67.8765 111 0.39 45
IV.HAGA.HHZ. 2020-06-27T10:22:39.83 0.6 undecidable manual S 122 64.5909 112 0.22 47
IV.HVZN.HHE. 2020-06-27T10:22:36.26 0.6 undecidable manual S 161 48.8178 119 0.44 46
IV.RAFF.HHZ. 2020-06-27T10:22:35.07 0.6 undecidable manual S 200 43.9227 122 0.37 48
IV.HLNI.HHZ. 2020-06-27T10:22:33.63 0.6 undecidable manual S 132 40.3263 125 -0.28 49
IV.HAGA.HHZ. 2020-06-27T10:22:31.45 0.6 undecidable manual P 122 64.5909 112 0.65 42
IV.SSY.HHZ. 2020-06-27T10:22:31.27 0.3 undecidable manual P 135 67.8765 111 -0.01 74
IV.ACATE.EHZ. 2020-06-27T10:22:30.22 0.3 undecidable manual P 183 63.2922 113 -0.41 68
IV.GIB.HHE. 2020-06-27T10:22:30.52 1.0 undecidable manual P 315 62.5929 113 0 25
IV.MEU.EHE. 2020-06-27T10:22:30.12 0.6 undecidable manual P 154 59.5959 114 0.02 50
IV.MUCR.HHE. 2020-06-27T10:22:30.30 0.6 undecidable manual P 31 57.9975 115 0.42 46
IV.GALF.HHZ. 2020-06-27T10:22:29.49 0.6 undecidable manual S 12 13.2756 156 0.32 51
IV.CSLB.HHE. 2020-06-27T10:22:29.98 0.6 undecidable manual P 313 56.499 115 0.31 48
IV.HVZN.HHE. 2020-06-27T10:22:28.20 0.6 undecidable manual P 161 48.8178 119 -0.42 47
IV.MSFR.HHE. 2020-06-27T10:22:28.74 0.3 undecidable manual P 6 49.0176 119 0.09 75
IV.CAGR.HHE. 2020-06-27T10:22:28.29 0.6 undecidable manual S 316 4.2957 172 -0.22 53
IV.RAFF.HHZ. 2020-06-27T10:22:27.64 0.3 undecidable manual P 200 43.9227 122 -0.33 72
IV.CPTP.HHE. 2020-06-27T10:22:27.88 0.6 undecidable manual P 238 38.7279 126 0.58 46
IV.HLNI.HHZ. 2020-06-27T10:22:27.09 0.1 undecidable manual P 132 40.3263 125 -0.42 95
MN.VAE.HHE. 2020-06-27T10:22:25.78 1.0 undecidable manual P 229 21.0678 144 0.41 25
IV.GALF.HHZ. 2020-06-27T10:22:24.38 0.1 positive manual P 12 13.2756 156 -0.39 100
IV.CAGR.HHE. 2020-06-27T10:22:24.25 0.3 undecidable manual P 316 4.2957 172 -0.14 80
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HNN. ML:1.4 0.0001107917 0.4288 AML other m 2020-06-27T10:22:31.41
IV.GALF.HHN. ML:2.2 0.0006803586 0.6592 AML other m 2020-06-27T10:22:31.09
IV.GALF.HHE. ML:2.1 0.00050245155 0.5568 AML other m 2020-06-27T10:22:31.34
IV.HLNI.HHE. ML:1.4 0.00007043109 0.0832 AML other m 2020-06-27T10:22:35.14
IV.HLNI.HHN. ML:1.6 0.00009897084500000001 0.1216 AML other m 2020-06-27T10:22:34.79
IV.RAFF.HHE. ML:1.3 0.00004484998 0.2176 AML other m 2020-06-27T10:22:36.54
IV.RAFF.HHN. ML:1.3 0.000049615549999999996 0.2624 AML other m 2020-06-27T10:22:36.53
IV.HAGA.HHN. ML:1.6 0.000072039415 0.0768 AML other m 2020-06-27T10:22:41.94
IV.HAGA.HHE. ML:1.6 0.000061602285 0.1408 AML other m 2020-06-27T10:22:41.80
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