Earthquake with magnitude of ML 1.9 on date 27-09-2022 and time 19:36:59 (Italy) in region 7 km E Mazzarrone (CT)

A magnitude ML 1.9 earthquake occured in region: 7 km E Mazzarrone (CT), on

  • 27-09-2022 17:36:59 (UTC)
  • 27-09-2022 19:36:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.1140, 14.6360 at 22 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Mazzarrone CT 7 4078 4078
Licodia Eubea CT 8 3081 7159
Chiaramonte Gulfi RG 11 8238 15397
Grammichele CT 11 13418 28815
Vizzini CT 11 6241 35056
Monterosso Almo RG 12 3032 38088
Acate RG 16 10954 49042
Giarratana RG 16 3048 52090
Caltagirone CT 18 38686 90776
Mineo CT 18 5159 95935
Comiso RG 19 30156 126091
Buccheri SR 19 1999 128090

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of Vittoria (63339 inhabitants)
23 Km NW of Ragusa (73313 inhabitants)
31 Km NW of Modica (54633 inhabitants)
35 Km E of Gela (75827 inhabitants)
59 Km W of Siracusa (122291 inhabitants)
59 Km SW of Catania (314555 inhabitants)
66 Km SE of Caltanissetta (63360 inhabitants)
73 Km SW of Acireale (52622 inhabitants)
96 Km E of Agrigento (59770 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 1.9 2022-09-27
17:36:59
37.1145 14.6355 22 2022-09-27
17:42:19
Sala Sismica INGV-Roma 110225721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-27 17:36:59 ± 0.16
Latitude 37.1145 ± 0.0045
Longitude 14.6355 ± 0.0056
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 110225721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 568
Semi-minor axis of confidence ellipse (meter) 133
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 127
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.08993
Epicentral distance of station farthest from the epicenter (degree) 0.39660
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 110225721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-27 17:42:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.SSY.HHZ. 2022-09-27T17:37:12.72 0.3 undecidable manual S 83 0.3516 111 0.18 70
IV.HLNI.HHZ. 2022-09-27T17:37:10.98 0.3 undecidable manual S 39 0.3004 115 -0.15 70
IV.CROCE.HHZ. 2022-09-27T17:37:10.66 0.3 undecidable manual S 196 0.2932 116 -0.28 68
IV.HMDC.HHZ. 2022-09-27T17:37:08.67 0.3 undecidable manual S 143 0.1952 128 0.2 71
IV.SSY.HHZ. 2022-09-27T17:37:07.15 0.3 negative manual P 83 0.3516 111 0.28 68
IV.HVIT.HHZ. 2022-09-27T17:37:07.73 0.3 undecidable manual S 217 0.1520 137 0.2 72
IV.ISPIC.EHZ. 2022-09-27T17:37:07.56 0.3 undecidable manual P 147 0.3966 108 -0.04 70
IV.ACATE.HNZ. 2022-09-27T17:37:07.68 0.3 undecidable manual S 230 0.1403 139 0.38 69
IV.HCRL.HHZ. 2022-09-27T17:37:07.04 0.3 positive manual P 62 0.3579 110 0.06 71
IV.HVZN.HHZ. 2022-09-27T17:37:06.28 0.1 undecidable manual S 45 0.0899 152 -0.17 98
IV.CROCE.HHZ. 2022-09-27T17:37:05.69 0.1 positive manual P 196 0.2932 116 -0.26 91
IV.HLNI.HHZ. 2022-09-27T17:37:05.94 0.1 negative manual P 39 0.3004 115 -0.12 94
IV.RAFF.HHZ. 2022-09-27T17:37:05.48 0.1 negative manual P 296 0.2428 121 0.29 92
IV.HMDC.HHZ. 2022-09-27T17:37:04.49 0.1 positive manual P 143 0.1952 128 -0.03 98
IV.ACATE.HNZ. 2022-09-27T17:37:03.77 0.6 negative manual P 230 0.1403 139 -0.08 49
IV.HVZN.HHZ. 2022-09-27T17:37:03.40 0.1 negative manual P 45 0.0899 152 0.04 100
IV.HVIT.HHZ. 2022-09-27T17:37:03.66 0.1 positive manual P 217 0.1520 137 -0.32 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HVIT.HHE. ML:1.6 0.000243 0.24 AML other m 2022-09-27T17:37:07.80
IV.HVIT.HHN. ML:1.6 0.0002195 1.16 AML other m 2022-09-27T17:37:08.85
IV.HVZN.HHN. ML:1.9 0.000576 0.56 AML other m 2022-09-27T17:37:08.36
IV.HMDC.HHN. ML:2.1 0.000646 1.34 AML other m 2022-09-27T17:37:08.91
IV.HVZN.HHE. ML:1.6 0.000288 1.08 AML other m 2022-09-27T17:37:09.59
IV.HMDC.HHE. ML:1.4 0.000133 0.54 AML other m 2022-09-27T17:37:09.96
IV.CROCE.HHE. ML:1.6 0.000141 0.48 AML other m 2022-09-27T17:37:11.28
IV.CROCE.HHN. ML:1.7 0.00019600000000000002 0.8 AML other m 2022-09-27T17:37:11.46
IV.RAFF.HHE. ML:2.0 0.00041900000000000005 0.4 AML other m 2022-09-27T17:37:11.52
IV.RAFF.HHN. ML:2.0 0.0004465 0.34 AML other m 2022-09-27T17:37:11.50
IV.HLNI.HHE. ML:2.2 0.0006095 0.22 AML other m 2022-09-27T17:37:11.49
IV.HLNI.HHN. ML:2.4 0.0008545 0.12 AML other m 2022-09-27T17:37:11.43
IV.ISPIC.EHE. ML:1.8 0.0001725 0.52 AML other m 2022-09-27T17:37:14.20
IV.ISPIC.EHN. ML:2.1 0.00034199999999999996 0.26 AML other m 2022-09-27T17:37:14.30
IV.SSY.HNN. ML:1.9 0.00026900000000000003 1.36 AML other m 2022-09-27T17:37:15.10
IV.HCRL.HHN. ML:2.1 0.00041500000000000006 0.16 AML other m 2022-09-27T17:37:16.24
IV.HCRL.HHE. ML:2.0 0.0003075 0.54 AML other m 2022-09-27T17:37:16.47
IV.SSY.HHE. ML:2.2 0.0004685 0.56 AML other m 2022-09-27T17:37:16.59
IV.SSY.HHN. ML:2.4 0.0008205 0.74 AML other m 2022-09-27T17:37:16.62
IV.SSY.HNE. ML:1.9 0.00023899999999999998 1.08 AML other m 2022-09-27T17:37:19.95
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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