Earthquake Costa Calabra sud-occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), Magnitude ML 2.4, 2 August 2023 time 08:33:40 (Timezone Italy)

A magnitude ML 2.4 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

02-08-2023 06:33:40 (UTC)
02-08-2023 08:33:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.7680, 15.6720 at 158 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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Display location by

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to

61 Km W of Lamezia Terme (70714 inhabitants)

65 Km N of Messina (238439 inhabitants)

73 Km N of Reggio di Calabria (183035 inhabitants)

77 Km SW of Cosenza (67546 inhabitants)

82 Km W of Catanzaro (90612 inhabitants)

Recent and historical seismicity

Not available maps for this sismic event.

Seismic hazard

Not available maps for this sismic event.

Shakemap

Not available maps for this sismic event.

Felt maps

Not available maps for this sismic event.

Locations history

Type	Magnitude	Date and Time (UTC)	Latitude	Longitude	Depth (km)	Published time (UTC)	Author	Location ID
Reviewed Rev100	ML 2.4	2023-08-02 06:33:40	38.768	15.6717	158	2023-08-02 06:46:28	Sala Sismica INGV-Roma	119789531

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	2023-08-02 06:33:40 ± 0.28
Latitude	38.7680 ± 0.0117
Longitude	15.6717 ± 0.0346
Depth (km)	158 ± 2 (from location)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	100 -> SURVEY-INGV
Event type	earthquake
Origin ID	119789531

Uncertainty

Field	Value
Preferred uncertainty description	uncertainty ellipse
Semi-major axis of confidence ellipse (meter)	3043
Semi-minor axis of confidence ellipse (meter)	699
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)	106
Circular confidence region, given by single value of horizontal uncertainty (meter)	3040.0
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	134
Number of associated phases, regardless of their use for origin computation	51
Number of defining phases	27
RMS of the travel time residuals of the arrivals used for the origin computation (sec)	0.28
Epicentral distance of station closest to the epicenter (degree)	0.00000
Epicentral distance of station farthest from the epicenter (degree)	1.22488
Number of stations at which the event was observed	40
Number of stations from which data was used for origin computation	17

Magnitude information

ML:2.4

Field	Value
Value	2.4
Uncertainty	0.3
Num. used stations	48
Type of magnitude	ML
Reference to an origin	119789531
Agency	INGV
Autore	Sala Sismica INGV-Roma
Time of creation (UTC)	2023-08-02 06:46:28

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Takeoff_angle	Residual	Weight
IV.ARVD.HHZ.	2023-08-02T06:35:18.68	3.0	negative	manual	Pg				21.030001	0
IV.BULT.EHZ.	2023-08-02T06:35:16.03	3.0	positive	manual	Pg				14.86	0
IV.SNTG.HHZ.	2023-08-02T06:35:14.12	3.0	undecidable	manual	Pg				19.42	0
IV.OSSC.HHZ.	2023-08-02T06:35:10.43	3.0	negative	manual	Pn				3.98	0
IV.VVLD.HHZ.	2023-08-02T06:35:09.36	3.0	undecidable	manual	Sn				-7.52	0
IV.GUMA.HHZ.	2023-08-02T06:34:59.91	3.0	positive	manual	Pg				9.15	0
HL.ITM.HHZ.	2023-08-02T06:34:53.87	3.0	undecidable	manual	Pn				-4.88	0
OT.CGL1.HHZ.	2023-08-02T06:34:49.17	3.0	undecidable	manual	Sn				-2.7	0
IV.VVLD.HHZ.	2023-08-02T06:34:48.38	3.0	undecidable	manual	Pg				13.11	0
IV.MRVN.HHZ.	2023-08-02T06:34:48.70	3.0	undecidable	manual	Sn				-2.28	0
IV.NOCI.HHZ.	2023-08-02T06:34:48.00	3.0	undecidable	manual	Sn				-2.23	0
IV.AMUR.HHZ.	2023-08-02T06:34:46.40	3.0	undecidable	manual	Sn				-3.06	0
IT.PLTA.HNZ.	2023-08-02T06:34:39.28	3.0	undecidable	manual	Pg				7.7	0
IV.GRIS.EHZ.	2023-08-02T06:34:25.28	0.6	undecidable	manual	S	8	109.0131	143	0.32	44
XE.T0702.HHZ.	2023-08-02T06:34:25.38	0.3	undecidable	manual	S	18	111.4995	143	0.1	69
IV.SOI.EHZ.	2023-08-02T06:34:22.16	1.0	undecidable	manual	S	157	83.9493	150	0.17	24
IV.MTTG.HHZ.	2023-08-02T06:34:22.93	0.3	undecidable	manual	S	178	84.8484	150	0.84	58
IV.ECTS.HHZ.	2023-08-02T06:34:20.97	3.0	undecidable	manual	Sn				-4.27	0
IV.MILZ.HHZ.	2023-08-02T06:34:20.65	0.6	undecidable	manual	S	215	67.0773	156	0.32	48
IV.SPS2.HHZ.	2023-08-02T06:34:20.87	0.3	undecidable	manual	S	45	81.6516	151	-0.88	57
IV.CAR1.HHZ.	2023-08-02T06:34:20.74	0.6	undecidable	manual	S	41	71.1732	154	0.03	50
IV.MRCB.HHZ.	2023-08-02T06:34:19.93	1.0	undecidable	manual	S	178	67.2771	155	-0.42	23
IV.SICLA.EHZ.	2023-08-02T06:34:19.06	1.0	undecidable	manual	S	176	56.8986	159	-0.42	24
IV.FERC.HHZ.00	2023-08-02T06:34:19.77	1.0	undecidable	manual	S	131	52.8027	160	0.59	23
IV.SSY.HHZ.	2023-08-02T06:34:12.10	3.0	undecidable	manual	Pn				-1.28	0
XE.BIDON.HHZ.	2023-08-02T06:34:10.03	3.0	negative	manual	Pn				0.75	0
IV.HLNI.HHZ.	2023-08-02T06:34:10.57	3.0	positive	manual	Pn				-1.39	0
IV.SIRI.HHZ.	2023-08-02T06:34:10.21	3.0	positive	manual	Pn				-0.01	0
IV.SALB.HHZ.	2023-08-02T06:34:09.02	0.1	undecidable	manual	P	25	135.9639	137	0.76	71
MN.CUC.HHZ.	2023-08-02T06:34:08.23	3.0	negative	manual	Pn				-0.03	0
IV.PIPA.HHZ.	2023-08-02T06:34:08.12	3.0	negative	manual	Pn				0.54	0
IV.LADO.EHZ.	2023-08-02T06:34:07.34	3.0	undecidable	manual	Pn				-0.28	0
XE.MORMA.HHZ.	2023-08-02T06:34:07.26	0.3	undecidable	manual	P	12	124.8861	139	-0.08	67
IV.GRIS.EHZ.	2023-08-02T06:34:06.06	0.3	undecidable	manual	P	8	109.0131	143	-0.04	70
XE.T0702.HHZ.	2023-08-02T06:34:06.41	0.3	undecidable	manual	P	18	111.4995	143	0.13	68
IV.MUCR.HHZ.	2023-08-02T06:34:05.79	0.1	undecidable	manual	P	221	106.2159	144	-0.1	92
IV.SERS.HHZ.	2023-08-02T06:34:05.30	3.0	positive	manual	Pn				0.33	0
IV.AIO.HHZ.	2023-08-02T06:34:05.24	0.3	undecidable	manual	P	203	96.2259	147	0.05	71
IV.SELL.HHZ.	2023-08-02T06:34:05.09	3.0	positive	manual	Pn				0.58	0
IV.NOV.HHZ.	2023-08-02T06:34:05.25	0.3	undecidable	manual	P	210	94.3389	147	0.19	69
IV.SOI.EHZ.	2023-08-02T06:34:04.21	0.3	positive	manual	P	157	83.9493	150	-0.17	72
IV.MTTG.HHZ.	2023-08-02T06:34:04.59	0.1	positive	manual	P	178	84.8484	150	0.15	95
IV.CET2.HHZ.	2023-08-02T06:34:04.68	0.3	undecidable	manual	P	16	87.8454	149	0.05	72
IV.GRI.EHZ.	2023-08-02T06:34:03.78	3.0	positive	manual	P				0.53	0
IV.MRCB.HHZ.	2023-08-02T06:34:03.10	0.3	undecidable	manual	P	178	67.2771	155	-0.34	71
IV.MILZ.HHZ.	2023-08-02T06:34:03.12	0.3	undecidable	manual	P	215	67.0773	156	-0.31	72
IV.IVPL.HHZ.	2023-08-02T06:34:03.91	0.6	undecidable	manual	P	234	74.0703	153	0.11	49
IV.SPS2.HHZ.	2023-08-02T06:34:03.65	0.6	undecidable	manual	P	45	81.6516	151	-0.6	43
IV.CAR1.HHZ.	2023-08-02T06:34:03.58	0.1	positive	manual	P	41	71.1732	154	-0.06	100
IV.FERC.HHZ.00	2023-08-02T06:34:02.76	0.3	undecidable	manual	P	131	52.8027	160	0	78
IV.SICLA.EHZ.	2023-08-02T06:34:02.52	0.3	undecidable	manual	P	176	56.8986	159	-0.42	71

Station Magnitude and Amplitude

SCNL	mag	Generic_amplitude	Period	Type	Category	Unit	Time_window_reference
IV.MRCB.HHN.	ML:2.2	0.00006565	0.78	AML	other	m	2023-08-02T06:34:05.24
IV.MTTG.HHE.	ML:2.2	0.00006125	0.3	AML	other	m	2023-08-02T06:34:05.19
IV.MRCB.HHE.	ML:2.3	0.00007525	0.56	AML	other	m	2023-08-02T06:34:05.64
IV.MTTG.HHN.	ML:2.4	0.0001073	0.14	AML	other	m	2023-08-02T06:34:05.77
IV.SERS.HNE.	ML:2.4	0.000089	0.42	AML	other	m	2023-08-02T06:34:09.61
IV.SPS2.HHE.	ML:2.4	0.00008760000000000002	1.64	AML	other	m	2023-08-02T06:34:21.00
IV.CAR1.HHE.	ML:2.8	0.000272	0.44	AML	other	m	2023-08-02T06:34:23.29
IV.CET2.HHE.	ML:3.0	0.00035299999999999996	0.64	AML	other	m	2023-08-02T06:34:23.11
IV.SOI.EHE.	ML:2.0	0.000035799999999999996	1.06	AML	other	m	2023-08-02T06:34:23.46
IV.CET2.HHN.	ML:3.1	0.000532	0.98	AML	other	m	2023-08-02T06:34:23.13
IV.SPS2.HHN.	ML:2.4	0.0000974	0.26	AML	other	m	2023-08-02T06:34:23.52
IV.CAR1.HHN.	ML:2.8	0.000264	1.02	AML	other	m	2023-08-02T06:34:24.10
IV.SERS.HHE.	ML:2.2	0.00005345	0.84	AML	other	m	2023-08-02T06:34:25.42
IV.SERS.HHN.	ML:2.3	0.00006455	1.04	AML	other	m	2023-08-02T06:34:25.55
IV.GRIS.EHN.	ML:2.6	0.000122	0.84	AML	other	m	2023-08-02T06:34:26.41
XE.T0702.HHN.	ML:2.5	0.0000958	0.98	AML	other	m	2023-08-02T06:34:26.41
XE.T0702.HHE.	ML:2.8	0.000178	0.32	AML	other	m	2023-08-02T06:34:26.62
IV.AIO.HHN.	ML:2.2	0.00004815	0.52	AML	other	m	2023-08-02T06:34:26.64
IV.SERS.HNN.	ML:2.2	0.00006180000000000001	1.6	AML	other	m	2023-08-02T06:34:27.09
MN.CUC.HNE.	ML:2.8	0.0001665	1.22	AML	other	m	2023-08-02T06:34:27.13
IV.GRIS.EHE.	ML:2.7	0.000156	0.4	AML	other	m	2023-08-02T06:34:27.15
IV.NOV.HHE.	ML:2.4	0.0000779	0.36	AML	other	m	2023-08-02T06:34:27.61
IV.SELL.HHE.	ML:2.0	0.000035799999999999996	0.5	AML	other	m	2023-08-02T06:34:27.38
XE.MORMA.HHE.	ML:2.7	0.000154	0.32	AML	other	m	2023-08-02T06:34:27.69
IV.AIO.HHE.	ML:2.3	0.0000703	0.32	AML	other	m	2023-08-02T06:34:27.70
IV.NOV.HHN.	ML:2.3	0.0000735	0.26	AML	other	m	2023-08-02T06:34:27.86
IV.SELL.HHN.	ML:1.9	0.0000315	1.5	AML	other	m	2023-08-02T06:34:28.78
XE.MORMA.HHN.	ML:2.5	0.00008340000000000001	0.3	AML	other	m	2023-08-02T06:34:29.08
MN.CUC.HHE.	ML:2.2	0.00004265	0.52	AML	other	m	2023-08-02T06:34:29.43
MN.CUC.HHN.	ML:2.1	0.0000357	1.54	AML	other	m	2023-08-02T06:34:29.12
IV.LADO.EHE.	ML:2.4	0.00006895	0.8	AML	other	m	2023-08-02T06:34:30.44
IV.MUCR.HHE.	ML:2.1	0.00003995	0.72	AML	other	m	2023-08-02T06:34:31.44
IV.MUCR.HHN.	ML:2.2	0.0000513	1.54	AML	other	m	2023-08-02T06:34:31.89
IV.PIPA.HHN.	ML:2.3	0.00006235	0.52	AML	other	m	2023-08-02T06:34:31.12
IV.PIPA.HHE.	ML:2.3	0.0000606	0.9	AML	other	m	2023-08-02T06:34:31.74
IV.SALB.HHE.	ML:2.6	0.0001105	0.34	AML	other	m	2023-08-02T06:34:32.20
IV.SALB.HHN.	ML:2.4	0.00006405	1.48	AML	other	m	2023-08-02T06:34:32.74
IV.LADO.EHN.	ML:2.4	0.00007935	0.94	AML	other	m	2023-08-02T06:34:33.68
XE.BIDON.HHN.	ML:2.8	0.000164	1.36	AML	other	m	2023-08-02T06:34:34.75
IV.SOI.EHN.	ML:2.0	0.000034149999999999997	1.26	AML	other	m	2023-08-02T06:34:35.86
XE.BIDON.HHE.	ML:2.8	0.00014950000000000003	0.36	AML	other	m	2023-08-02T06:34:38.36
MN.CUC.HNN.	ML:2.6	0.00011355	0.42	AML	other	m	2023-08-02T06:34:43.05
IV.NOCI.HNN.	ML:3.2	0.00020950000000000002	0.82	AML	other	m	2023-08-02T06:34:48.20
IV.NOCI.HHN.	ML:3.3	0.00023	0.82	AML	other	m	2023-08-02T06:34:48.20
IV.NOCI.HHE.	ML:3.3	0.000256	0.62	AML	other	m	2023-08-02T06:34:48.22
IV.NOCI.HNE.	ML:3.3	0.000243	0.62	AML	other	m	2023-08-02T06:34:48.22
OT.CGL1.HHN.	ML:2.5	0.000036400000000000004	0.92	AML	other	m	2023-08-02T06:34:49.92
OT.CGL1.HHE.	ML:2.5	0.0000339	0.98	AML	other	m	2023-08-02T06:34:50.08

TDMT - Time Domain Moment Tensor

Not available TDMT solution for this seismic event.

Fault Plane solutions in the area

Not available maps for this sismic event.

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

Earthquake with magnitude of ML 2.4 on date 02-08-2023 and time 08:33:40 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

Municipalities within 20 km from the epicenter

Municipalities with at least 50000 inhabitants

Origin

Uncertainty

Quality

ML:2.4