Earthquake with magnitude of ML 2.5 on date 11-07-2023 and time 14:15:52 (Italy) in region Costa Siracusana (Siracusa)

A magnitude ML 2.5 earthquake occured in region: Costa Siracusana (Siracusa), on

  • 11-07-2023 12:15:52 (UTC)
  • 11-07-2023 14:15:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 36.5990, 15.6210 at 34 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km SE of Siracusa (122291 inhabitants)
82 Km E of Modica (54633 inhabitants)
87 Km E of Ragusa (73313 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 2.5 2023-07-11
12:15:52
36.5987 15.6208 34 2023-07-11
12:27:29
Sala Sismica INGV-Roma 119165171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-11 12:15:52 ± 0.21
Latitude 36.5987 ± 0.0135
Longitude 15.6208 ± 0.0134
Depth (km) 34 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119165171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1536
Semi-minor axis of confidence ellipse (meter) 1126
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 204
Circular confidence region, given by single value of horizontal uncertainty (meter) 1540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 264
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 28
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.95962
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 18
Magnitude information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations 45
Type of magnitude ML
Reference to an origin 119165171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-11 12:27:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2023-07-11T12:17:33.31 3.0 undecidable manual Pn -1.83 0
IV.MF5.EHZ. 2023-07-11T12:17:22.48 3.0 undecidable manual Pn -4.48 0
IV.MFNL.HHZ. 2023-07-11T12:17:08.90 3.0 undecidable manual Sg 9.88 0
IV.GIUL.HHZ. 2023-07-11T12:17:05.72 3.0 positive manual Pn -3.23 0
MN.KEK.HHZ. 2023-07-11T12:16:56.80 3.0 negative manual Pn -2.45 0
IV.AMUR.HHZ. 2023-07-11T12:16:55.67 3.0 negative manual Pn -0.94 0
HL.VLS.HHZ. 2023-07-11T12:16:53.39 3.0 negative manual Pn -2.5 0
IV.NOCI.HHZ. 2023-07-11T12:16:53.51 3.0 positive manual Pn -2.65 0
IV.SCTE.HHZ. 2023-07-11T12:16:51.66 3.0 positive manual Pn -1.9 0
IV.CRAC.EHZ. 2023-07-11T12:16:50.63 3.0 positive manual Pn 1.43 0
IV.MTSN.HHZ. 2023-07-11T12:16:47.30 3.0 undecidable manual Pn 0.47 0
IV.SIRI.HHZ. 2023-07-11T12:16:45.90 3.0 undecidable manual Pn 0.16 0
IV.MGR.HHZ. 2023-07-11T12:16:45.74 3.0 undecidable manual Pn 0.71 0
XE.T0701.HHZ. 2023-07-11T12:16:44.20 3.0 negative manual Pn 0.88 0
MN.CUC.HHZ. 2023-07-11T12:16:43.19 3.0 positive manual Pn 0.06 0
IV.GRIS.EHZ. 2023-07-11T12:16:40.12 3.0 negative manual Pn 0.43 0
IV.CET2.HHZ. 2023-07-11T12:16:37.07 3.0 negative manual Pn 0.17 0
IV.LADO.EHZ. 2023-07-11T12:16:37.01 3.0 negative manual Pn 0.61 0
IV.NOV.HHZ. 2023-07-11T12:16:35.36 0.3 undecidable manual S 345 164.2134 54 0.03 58
IV.CAR1.HHZ. 2023-07-11T12:16:33.41 3.0 negative manual Pn -0.16 0
IV.SELL.HHZ. 2023-07-11T12:16:32.02 3.0 negative manual Pn 0.84 0
IV.EPOZ.HHZ. 2023-07-11T12:16:26.49 0.3 undecidable manual S 342 125.0859 54 -0.41 61
IV.CSLB.HHZ. 2023-07-11T12:16:24.33 3.0 negative manual Pg 2.83 0
IV.PLAC.HHZ. 2023-07-11T12:16:23.93 0.1 undecidable manual P 19 217.5156 54 0.27 55
IV.IVPL.HHZ. 2023-07-11T12:16:22.81 0.1 undecidable manual P 344 205.1391 54 0.69 53
IV.HLNI.HHZ. 2023-07-11T12:16:22.64 0.3 undecidable manual S 322 106.4157 54 -0.24 66
IV.HVZN.HHZ. 2023-07-11T12:16:22.50 0.3 undecidable manual S 309 102.9192 54 0.38 63
IV.MSRU.HHZ. 2023-07-11T12:16:20.00 0.1 undecidable manual P 357 184.9704 54 0.39 65
IV.MUCR.HHZ. 2023-07-11T12:16:18.50 0.1 undecidable manual P 338 173.2932 54 0.35 70
IV.CLTA.HHZ. 2023-07-11T12:16:17.62 3.0 undecidable manual Pg 1.28 0
IV.HMDC.HHZ. 2023-07-11T12:16:17.57 0.1 undecidable manual S 298 84.4488 107 -0.37 89
IV.NOV.HHZ. 2023-07-11T12:16:17.13 0.1 undecidable manual P 345 164.2134 54 0.1 76
IV.SOI.EHZ. 2023-07-11T12:16:17.31 0.1 undecidable manual P 13 168.0096 54 -0.19 73
IV.AIO.HHZ. 2023-07-11T12:16:16.25 0.1 undecidable manual P 347 156.0216 54 0.24 77
IV.SSY.HHZ. 2023-07-11T12:16:16.34 0.3 undecidable manual S 322 78.7656 109 -0.14 71
IV.AGST.EHZ. 2023-07-11T12:16:16.85 0.3 undecidable manual S 335 80.8635 108 -0.17 70
IV.GALF.HHZ. 2023-07-11T12:16:15.81 0.1 undecidable manual P 323 154.623 54 -0.02 81
IV.MTTG.HHZ. 2023-07-11T12:16:15.91 0.1 undecidable manual P 3 155.9217 54 -0.09 79
IV.HSRS.HHZ. 2023-07-11T12:16:13.30 0.1 undecidable manual S 327 65.2902 113 0.19 94
IV.HAVL.HHZ. 2023-07-11T12:16:12.63 0.1 undecidable manual S 312 59.6958 115 0.87 75
IV.EPOZ.HHZ. 2023-07-11T12:16:12.23 0.1 undecidable manual P 342 125.0859 54 0.08 87
IV.HPAC.HHZ. 2023-07-11T12:16:10.77 0.1 undecidable manual S 283 53.4021 118 0.54 89
IV.HVZN.HHZ. 2023-07-11T12:16:09.41 0.1 undecidable manual P 309 102.9192 54 0.01 92
IV.HLNI.HHZ. 2023-07-11T12:16:09.41 0.1 undecidable manual P 322 106.4157 54 -0.42 83
IV.HMDC.HHZ. 2023-07-11T12:16:06.24 0.1 undecidable manual P 298 84.4488 107 -0.74 78
IV.AGST.EHZ. 2023-07-11T12:16:06.04 0.1 undecidable manual P 335 80.8635 108 -0.41 88
IV.SSY.HHZ. 2023-07-11T12:16:05.82 0.1 undecidable manual P 322 78.7656 109 -0.32 90
IV.HSRS.HHZ. 2023-07-11T12:16:04.07 0.1 positive manual P 327 65.2902 113 -0.12 97
IV.HAVL.HHZ. 2023-07-11T12:16:03.26 0.1 negative manual P 312 59.6958 115 -0.15 97
IV.HPAC.HHZ. 2023-07-11T12:16:02.59 0.1 negative manual P 283 53.4021 118 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HPAC.HHN. ML:2.7 0.001066 0.76 AML other m 2023-07-11T12:16:11.29
IV.HPAC.HHE. ML:2.6 0.0007390000000000001 0.4 AML other m 2023-07-11T12:16:11.80
IV.HSRS.HHE. ML:2.6 0.0006935 0.3 AML other m 2023-07-11T12:16:13.79
IV.HSRS.HHN. ML:2.5 0.0004845 0.88 AML other m 2023-07-11T12:16:14.65
IV.HAVL.HHN. ML:2.4 0.00042169595 0.64 AML other m 2023-07-11T12:16:13.48
IV.AGST.EHE. ML:2.6 0.000544 0.4 AML other m 2023-07-11T12:16:17.24
IV.AGST.EHN. ML:3.1 0.00147 0.26 AML other m 2023-07-11T12:16:17.33
IV.SSY.HHE. ML:2.6 0.000474 0.98 AML other m 2023-07-11T12:16:17.93
IV.SSY.HNE. ML:2.9 0.0009704999999999999 0.14 AML other m 2023-07-11T12:16:18.42
IV.SSY.HNN. ML:2.8 0.0009075 0.16 AML other m 2023-07-11T12:16:19.29
IV.SSY.HHN. ML:3.0 0.0012200000000000002 0.12 AML other m 2023-07-11T12:16:19.28
IV.HMDC.HHE. ML:2.4 0.000317 0.42 AML other m 2023-07-11T12:16:19.61
IV.HMDC.HNE. ML:2.3 0.0002415 0.44 AML other m 2023-07-11T12:16:19.62
IV.HAVL.HHE. ML:2.4 0.00039227355 1.28 AML other m 2023-07-11T12:16:13.16
IV.MUCR.HHN. ML:2.4 0.00009645000000000001 0.92 AML other m 2023-07-11T12:16:20.18
IV.HMDC.HHN. ML:2.5 0.00033 1.74 AML other m 2023-07-11T12:16:20.09
IV.HMDC.HNN. ML:2.4 0.0003255 1.6 AML other m 2023-07-11T12:16:22.88
IV.HLNI.HHN. ML:2.6 0.000327 0.4 AML other m 2023-07-11T12:16:23.69
IV.HLNI.HHE. ML:2.7 0.0004555 0.42 AML other m 2023-07-11T12:16:23.50
IV.HVZN.HHN. ML:2.8 0.0005055000000000001 1.48 AML other m 2023-07-11T12:16:25.06
IV.HVZN.HHE. ML:2.6 0.000333 0.42 AML other m 2023-07-11T12:16:28.21
IV.AIO.HHN. ML:2.4 0.00011650000000000001 0.56 AML other m 2023-07-11T12:16:35.49
IV.AIO.HHE. ML:2.3 0.00009185 0.24 AML other m 2023-07-11T12:16:35.66
IV.NOV.HHE. ML:2.6 0.00017649999999999998 1.64 AML other m 2023-07-11T12:16:37.85
IV.NOV.HHN. ML:2.6 0.000155 0.34 AML other m 2023-07-11T12:16:37.21
IV.MUCR.HHE. ML:2.4 0.00008299999999999998 0.8 AML other m 2023-07-11T12:16:40.64
IV.GRIS.EHN. ML:2.6 0.00002885 1 AML other m 2023-07-11T12:16:41.36
IV.MSRU.HHN. ML:2.4 0.00009735 0.22 AML other m 2023-07-11T12:16:42.56
IV.MSRU.HHE. ML:2.5 0.00011649999999999999 0.54 AML other m 2023-07-11T12:16:42.41
IV.IVPL.HHE. ML:2.6 0.0001115 1.54 AML other m 2023-07-11T12:16:49.78
IV.MGR.HHE. ML:2.4 0.000012545000000000001 1.04 AML other m 2023-07-11T12:16:49.56
XE.T0701.HHE. ML:2.2 0.00001215 0.8 AML other m 2023-07-11T12:16:49.58
IV.SIRI.HHE. ML:2.5 0.000019950000000000004 0.26 AML other m 2023-07-11T12:16:49.37
IV.SIRI.HHN. ML:2.5 0.00001755 0.66 AML other m 2023-07-11T12:16:50.77
IV.IVPL.HHN. ML:2.8 0.0001565 0.56 AML other m 2023-07-11T12:16:50.97
IV.MGR.HHN. ML:2.4 0.00001295 1.78 AML other m 2023-07-11T12:16:50.09
XE.T0701.HHN. ML:2.2 0.00001061 0.4 AML other m 2023-07-11T12:16:53.28
IV.PLAC.HHN. ML:1.9 0.00001965 0.44 AML other m 2023-07-11T12:16:53.88
IV.SELL.HHN. ML:2.0 0.0000143 0.36 AML other m 2023-07-11T12:17:04.22
IV.SELL.HHE. ML:2.1 0.0000177 0.52 AML other m 2023-07-11T12:17:06.61
IV.CAR1.HHN. ML:2.6 0.0000538 0.34 AML other m 2023-07-11T12:17:08.68
IV.CET2.HHN. ML:2.8 0.0000592 0.9 AML other m 2023-07-11T12:17:11.92
IV.CAR1.HHE. ML:2.6 0.000051750000000000004 0.48 AML other m 2023-07-11T12:17:12.37
IV.CET2.HHE. ML:2.7 0.000044999999999999996 0.22 AML other m 2023-07-11T12:17:12.38
IV.GRIS.EHE. ML:2.5 0.0000253 0.74 AML other m 2023-07-11T12:17:16.83
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
Waveforms Seismic signals in miniseed + resp format Download