Earthquake with magnitude of ML 2.4 on date 28-05-2023 and time 02:20:34 (UTC) in region Costa Siciliana centro settentrionale (Palermo)

A magnitude ML 2.4 earthquake occured in region: Costa Siciliana centro settentrionale (Palermo), on

  • 28-05-2023 02:20:34 (UTC)
  • 28-05-2023 04:20:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4030, 13.5260 at 5 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
35 Km NE of Palermo (674435 inhabitants)
36 Km N of Bagheria (55387 inhabitants)
98 Km E of Trapani (68759 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 2.4 2023-05-28
02:20:34
38.4032 13.5262 5 2023-05-28
02:33:33
Sala Sismica INGV-Roma 117797711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-28 02:20:34 ± 0.18
Latitude 38.4032 ± 0.0063
Longitude 13.5262 ± 0.0092
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117797711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 658
Semi-minor axis of confidence ellipse (meter) 649
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 99
Circular confidence region, given by single value of horizontal uncertainty (meter) 660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 21
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.07199
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 15
Magnitude information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 58
Type of magnitude ML
Reference to an origin 117797711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-28 02:33:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.OT17.EHZ. 2023-05-28T02:22:28.71 3.0 undecidable manual Sg 16.049999 0
IV.TOLF.HHZ. 2023-05-28T02:22:19.00 3.0 undecidable manual Sn -1.03 0
GU.GSCL.HHZ. 2023-05-28T02:22:16.06 3.0 positive manual Pn 8.06 0
IV.TOLF.HHZ. 2023-05-28T02:21:48.45 3.0 positive manual Pg 14.81 0
IV.SALB.HHZ. 2023-05-28T02:21:47.00 3.0 undecidable manual Sn -2.62 0
IV.AGLI.HHZ. 2023-05-28T02:21:40.27 3.0 positive manual Pn -0.45 0
IV.HVZN.HHZ. 2023-05-28T02:21:23.07 3.0 undecidable manual S -1.1 0
IV.SALB.HHZ. 2023-05-28T02:21:19.72 3.0 negative manual Pn 3.16 0
IV.CLTA.HHZ. 2023-05-28T02:21:18.87 3.0 undecidable manual S 0.31 0
IV.SSY.HHZ. 2023-05-28T02:21:05.40 3.0 negative manual Pn 0.46 0
IV.ACATE.EHZ. 2023-05-28T02:21:03.69 3.0 negative manual P 0.82 0
IV.HVZN.HHZ. 2023-05-28T02:21:02.43 3.0 positive manual P 0.17 0
IV.MSRU.HHZ. 2023-05-28T02:21:01.44 3.0 undecidable manual P -0.52 0
IV.EMSG.HHZ. 2023-05-28T02:21:01.09 3.0 positive manual P 3.01 0
IV.ECTS.HHZ. 2023-05-28T02:20:59.94 3.0 undecidable manual P 0.6 0
IV.MUCR.HHZ. 2023-05-28T02:20:57.52 3.0 positive manual P 1.54 0
IV.GIB.HHZ. 2023-05-28T02:20:55.61 0.3 undecidable manual S 136 63.1923 50 0.31 66
IV.GALF.HHZ. 2023-05-28T02:20:55.94 0.6 undecidable manual P 130 118.992 50 0.76 34
IV.CORL.HHZ. 2023-05-28T02:20:54.02 0.6 undecidable manual S 199 59.6958 50 -0.33 46
IV.SCIAC.HHZ. 2023-05-28T02:20:53.69 3.0 negative manual P -0.7 0
IV.LEVAN.EHE. 2023-05-28T02:20:53.70 0.6 undecidable manual P 246 112.5984 50 -0.49 39
IV.MMGO.HHZ. 2023-05-28T02:20:52.27 3.0 negative manual P -0.58 0
IV.MARIO.HHE. 2023-05-28T02:20:52.00 0.6 undecidable manual S 189 50.4162 50 0.12 47
IV.RESU.HHZ. 2023-05-28T02:20:52.78 1.0 undecidable manual P 151 95.8263 50 1.17 15
IV.MTGR.HHZ. 2023-05-28T02:20:51.69 3.0 positive manual P -0.02 0
IV.MSFR.HHE. 2023-05-28T02:20:51.90 0.3 undecidable manual P 113 101.5206 50 -0.58 58
IV.IFIL.HHZ. 2023-05-28T02:20:51.03 0.3 undecidable manual P 79 92.8404 50 -0.12 66
IV.USI.HHZ. 2023-05-28T02:20:50.79 0.3 undecidable manual S 318 45.2214 97 0.29 68
IV.ALJA.HHZ. 2023-05-28T02:20:49.35 0.6 undecidable manual P 165 75.2691 50 0.92 35
IV.CSLB.HHZ. 2023-05-28T02:20:47.28 0.3 undecidable manual P 138 69.375 50 -0.26 67
IV.PLLN.EHZ. 2023-05-28T02:20:47.73 0.6 negative manual P 130 70.4739 50 0.03 47
IV.GIB.HHZ. 2023-05-28T02:20:46.34 0.3 undecidable manual P 136 63.1923 50 -0.24 68
IV.SOLUN.HHZ. 2023-05-28T02:20:46.74 0.3 undecidable manual S 179 34.5432 99 -0.06 73
IV.MPG.HHZ. 2023-05-28T02:20:45.48 0.3 undecidable manual S 208 30.4473 100 0.08 75
IV.CORL.HHZ. 2023-05-28T02:20:45.72 0.6 negative manual P 199 59.6958 50 -0.32 45
IV.CIMI.HHZ. 2023-05-28T02:20:45.81 0.6 undecidable manual P 176 57.9975 50 0.03 47
IV.MARIO.HHE. 2023-05-28T02:20:44.39 0.3 undecidable manual P 189 50.4162 50 -0.22 70
IV.USI.HHZ. 2023-05-28T02:20:43.79 0.1 negative manual P 318 45.2214 97 -0.02 98
IV.SOLUN.HHZ. 2023-05-28T02:20:41.72 0.1 negative manual P 179 34.5432 99 0.04 100
IV.MPG.HHZ. 2023-05-28T02:20:40.98 0.1 undecidable manual P 208 30.4473 100 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MPG.HHN. ML:2.3 0.0010270000000000001 0.28 AML other m 2023-05-28T02:20:45.89
IV.MPG.HHE. ML:2.4 0.00127 0.64 AML other m 2023-05-28T02:20:46.34
IV.SOLUN.HHE. ML:2.7 0.00219 0.48 AML other m 2023-05-28T02:20:48.26
IV.SOLUN.HHN. ML:2.5 0.0012749999999999999 0.18 AML other m 2023-05-28T02:20:49.99
IV.USI.HHE. ML:2.5 0.0009750000000000001 0.38 AML other m 2023-05-28T02:20:52.19
IV.USI.HHN. ML:2.9 0.002585 0.96 AML other m 2023-05-28T02:20:52.27
IV.CIMI.HNE. ML:2.7 0.0011799999999999998 1.04 AML other m 2023-05-28T02:20:56.89
IV.CIMI.HHE. ML:2.6 0.0009730000000000001 0.98 AML other m 2023-05-28T02:20:56.88
IV.CIMI.HHN. ML:2.5 0.000687 0.72 AML other m 2023-05-28T02:20:57.54
IV.CIMI.HNN. ML:2.5 0.00074 0.74 AML other m 2023-05-28T02:20:57.55
IV.CORL.HNN. ML:2.5 0.000643 1.48 AML other m 2023-05-28T02:20:57.87
IV.GIB.HHN. ML:2.5 0.000656 1 AML other m 2023-05-28T02:20:58.38
IV.CORL.HHN. ML:2.5 0.0006395 1.16 AML other m 2023-05-28T02:20:59.60
IV.CORL.HHE. ML:2.6 0.0008535 0.94 AML other m 2023-05-28T02:20:59.39
IV.CORL.HNE. ML:2.6 0.000859 0.96 AML other m 2023-05-28T02:20:59.39
IV.CSLB.HNN. ML:1.9 0.000142 1.76 AML other m 2023-05-28T02:20:59.08
IV.GIB.HHE. ML:2.5 0.000609 0.32 AML other m 2023-05-28T02:20:59.80
IV.CSLB.HHN. ML:1.9 0.00014450000000000002 1.76 AML other m 2023-05-28T02:20:59.09
IV.CSLB.HNE. ML:2.0 0.000182 0.8 AML other m 2023-05-28T02:21:01.09
IV.CSLB.HHE. ML:2.0 0.000176 0.8 AML other m 2023-05-28T02:21:01.10
IV.ALJA.HHN. ML:2.6 0.0006760000000000001 0.52 AML other m 2023-05-28T02:21:01.54
IV.PLLN.EHE. ML:2.4 0.00040300000000000004 1.16 AML other m 2023-05-28T02:21:01.79
IV.ALJA.HHE. ML:2.5 0.0005265 0.42 AML other m 2023-05-28T02:21:03.70
IV.PLLN.EHN. ML:2.6 0.0007149999999999999 0.58 AML other m 2023-05-28T02:21:04.36
IV.MTGR.HHE. ML:1.8 0.0000819 1.7 AML other m 2023-05-28T02:21:05.86
IV.IFIL.HHE. ML:2.9 0.0009585 1 AML other m 2023-05-28T02:21:06.63
IV.MMGO.HHE. ML:1.7 0.0000486 1 AML other m 2023-05-28T02:21:06.92
IV.MMGO.HHN. ML:1.8 0.000058 1.5 AML other m 2023-05-28T02:21:06.11
IV.IACL.HNE. ML:2.5 0.0005394999999999999 1.08 AML other m 2023-05-28T02:21:07.81
IV.IFIL.HHN. ML:2.5 0.0003485 0.2 AML other m 2023-05-28T02:21:07.53
IV.IACL.HHN. ML:2.5 0.000528 0.46 AML other m 2023-05-28T02:21:08.37
IV.IACL.HNN. ML:2.5 0.0005859999999999999 0.46 AML other m 2023-05-28T02:21:08.37
IV.MTGR.HHN. ML:1.9 0.00010135 1.7 AML other m 2023-05-28T02:21:09.88
IV.SCIAC.HHE. ML:2.1 0.00011249999999999998 1.18 AML other m 2023-05-28T02:21:10.25
IV.SCIAC.HNE. ML:2.1 0.0001178 0.54 AML other m 2023-05-28T02:21:10.25
IV.IACL.HHE. ML:2.5 0.0005385 0.48 AML other m 2023-05-28T02:21:10.41
IV.RESU.HNN. ML:2.0 0.0001035 0.56 AML other m 2023-05-28T02:21:11.68
IV.RESU.HNE. ML:1.9 0.00008549999999999999 1.58 AML other m 2023-05-28T02:21:16.12
IV.RESU.HHN. ML:2.2 0.0001825 0.4 AML other m 2023-05-28T02:21:17.29
IV.RESU.HHE. ML:2.2 0.0001705 1.58 AML other m 2023-05-28T02:21:17.13
IV.SCIAC.HNN. ML:2.1 0.00011199999999999998 1.08 AML other m 2023-05-28T02:21:17.87
IV.SCIAC.HHN. ML:2.0 0.00009795000000000001 1.1 AML other m 2023-05-28T02:21:17.87
IV.GALF.HHN. ML:2.4 0.0001905 1.24 AML other m 2023-05-28T02:21:18.11
IV.GALF.HNN. ML:2.0 0.00008535000000000001 1.26 AML other m 2023-05-28T02:21:19.72
IV.GALF.HNE. ML:2.2 0.00010755000000000001 0.48 AML other m 2023-05-28T02:21:19.14
IV.MUCR.HHE. ML:2.2 0.00010889999999999999 0.56 AML other m 2023-05-28T02:21:19.34
IV.MUCR.HHN. ML:2.3 0.0001295 0.66 AML other m 2023-05-28T02:21:19.62
IV.MSRU.HHE. ML:2.1 0.00004785 0.56 AML other m 2023-05-28T02:21:20.65
IV.CLTA.HHE. ML:2.3 0.0001033 0.8 AML other m 2023-05-28T02:21:22.09
IV.CLTA.HHN. ML:2.3 0.00010045 0.52 AML other m 2023-05-28T02:21:22.65
IV.ACATE.EHE. ML:2.8 0.0002485 0.5 AML other m 2023-05-28T02:21:25.97
IV.HVZN.HHN. ML:2.6 0.00015000000000000001 0.8 AML other m 2023-05-28T02:21:26.33
IV.MSRU.HHN. ML:2.1 0.00005165 0.98 AML other m 2023-05-28T02:21:28.16
IV.GALF.HHE. ML:2.4 0.0001915 0.54 AML other m 2023-05-28T02:21:29.42
IV.SSY.HNE. ML:2.8 0.00018449999999999999 1.48 AML other m 2023-05-28T02:21:29.81
IV.HVZN.HHE. ML:2.6 0.000176 1.58 AML other m 2023-05-28T02:21:29.95
IV.ECTS.HHN. ML:2.2 0.00008319999999999999 1.14 AML other m 2023-05-28T02:21:30.79
IV.SSY.HNN. ML:2.8 0.0002095 0.72 AML other m 2023-05-28T02:21:32.85
IV.ECTS.HHE. ML:2.1 0.00005785 0.86 AML other m 2023-05-28T02:21:34.00
IV.ACATE.EHN. ML:2.9 0.000296 0.42 AML other m 2023-05-28T02:21:49.38
IV.TOLF.HHN. ML:2.7 0.000024800000000000003 0.92 AML other m 2023-05-28T02:22:42.14
IV.TOLF.HHE. ML:3.0 0.00005035 0.06 AML other m 2023-05-28T02:22:45.03
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