Earthquake Costa Calabra sud-occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), Magnitude ML 1.2, 20 January 2022 time 10:31:30 (Timezone Italy)

A magnitude ML 1.2 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

20-01-2022 09:31:30 (UTC)
20-01-2022 10:31:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.8150, 16.0670 at 6 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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Display location by

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).

Municipality	Region	Distance (km)	Inhabitants	Cumulative Inhabitants
Briatico	VV	10	4053	4053
Pizzo	VV	12	9278	13331
Zambrone	VV	14	1775	15106
Sant'Onofrio	VV	15	3067	18173
Vibo Valentia	VV	16	33941	52114
Maierato	VV	16	2188	54302
Stefanaconi	VV	16	2494	56796
Cessaniti	VV	17	3290	60086
Francavilla Angitola	VV	18	1939	62025
Zungri	VV	19	1976	64001
Parghelia	VV	19	1300	65301
San Gregorio d'Ippona	VV	19	2527	67828
San Costantino Calabro	VV	20	2239	70067

Municipalities with at least 50000 inhabitants

An earthquake occurred to

28 Km SW of Lamezia Terme (70714 inhabitants)

47 Km W of Catanzaro (90612 inhabitants)

56 Km S of Cosenza (67546 inhabitants)

82 Km NE of Messina (238439 inhabitants)

87 Km NE of Reggio di Calabria (183035 inhabitants)

96 Km W of Crotone (62178 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
Bulletin Rev1000	ML 1.2	2022-01-20 09:31:30	38.8148	16.0668	6	2022-07-08 12:33:43	Bollettino Sismico Italiano INGV	103128621
Reviewed Rev100	ML 1.2	2022-01-20 09:31:29	38.8118	16.0552	6	2022-01-20 09:41:31	Sala Sismica INGV-Roma	99971771

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	2022-01-20 09:31:30 ± 0.09
Latitude	38.8148 ± 0.0036
Longitude	16.0668 ± 0.0069
Depth (km)	6 ± 1 (from location)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	1000 -> BULLETIN-INGV
Event type	earthquake
Origin ID	103128621

Uncertainty

Field	Value
Preferred uncertainty description	uncertainty ellipse
Semi-major axis of confidence ellipse (meter)	479
Semi-minor axis of confidence ellipse (meter)	430
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)	119
Circular confidence region, given by single value of horizontal uncertainty (meter)	480.0
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	139
Number of associated phases, regardless of their use for origin computation	31
Number of defining phases	18
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)	0.00000
Epicentral distance of station farthest from the epicenter (degree)	0.71856
Number of stations at which the event was observed	23
Number of stations from which data was used for origin computation	10

Magnitudes information

ML:1.2

Field	Value
Value	1.2
Uncertainty	0.1
Num. used stations	8
Type of magnitude	ML
Reference to an origin	99971771
Agency	INGV
Autore	Sala Sismica INGV-Roma
Time of creation (UTC)	2022-01-20 09:41:31

ML:1.2

Field	Value
Value	1.2
Uncertainty	0.1
Num. used stations	8
Type of magnitude	ML
Reference to an origin	103128621
Agency	INGV
Autore	Bollettino Sismico Italiano INGV
Time of creation (UTC)	2022-04-12 16:57:39

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Takeoff_angle	Residual	Weight
GU.POPM.HHZ.	2022-01-20T09:33:28.55	3.0	positive	manual	Pg				24.07	0
IV.CPGN.EHZ.	2022-01-20T09:33:07.44	3.0	undecidable	manual	Pg				14.6	0
IT.PLTA.HNZ.	2022-01-20T09:33:04.81	3.0	undecidable	manual	Sg				8.21	0
IV.PE3.EHZ.	2022-01-20T09:33:02.23	3.0	positive	manual	Pg				11.52	0
IV.GUMA.HHZ.	2022-01-20T09:32:57.45	3.0	negative	manual	Pg				18.379999	0
IV.PARC.HHZ.	2022-01-20T09:32:52.34	3.0	positive	manual	Pn				0.87	0
IV.PAOL.HHZ.	2022-01-20T09:32:43.76	3.0	undecidable	manual	Sg				4.94	0
IV.MCIV.CHZ.	2022-01-20T09:32:42.13	3.0	undecidable	manual	Pn				-3.1	0
IV.VIVA.HHZ.	2022-01-20T09:32:30.95	3.0	negative	manual	Pn				3.68	0
IV.MTGR.HHZ.	2022-01-20T09:32:10.96	3.0	positive	manual	Pn				-0.89	0
IX.COL3.HHZ.02	2022-01-20T09:32:08.04	3.0	undecidable	manual	Pg				6.89	0
MN.VAE.HHZ.	2022-01-20T09:32:00.10	3.0	undecidable	manual	Pn				-0.09	0
IV.CELI.HHZ.	2022-01-20T09:31:54.10	0.6	undecidable	manual	S	30	75.4689	50	0.22	46
IV.CET2.HHZ.	2022-01-20T09:31:54.40	0.6	undecidable	manual	S	353	79.7646	50	-0.62	41
IV.SIRI.HNZ.	2022-01-20T09:31:53.21	3.0	undecidable	manual	P				-0.05	0
IV.PLAC.HHZ.	2022-01-20T09:31:47.20	0.6	undecidable	manual	S	141	51.8037	50	-0.35	47
IV.CAR1.HHZ.	2022-01-20T09:31:47.60	0.6	undecidable	manual	S	14	50.2164	50	0.47	45
IV.CELI.HHZ.	2022-01-20T09:31:44.03	0.3	undecidable	manual	P	30	75.4689	50	0.19	69
IV.FERC.HHZ.00	2022-01-20T09:31:44.50	0.6	undecidable	manual	S	172	40.5261	98	0.15	50
IV.CET2.HHZ.	2022-01-20T09:31:44.56	0.3	undecidable	manual	P	353	79.7646	50	0.05	70
MN.CEL.HHE.	2022-01-20T09:31:42.01	0.3	undecidable	manual	P	194	63.2922	50	0.04	73
IV.SERS.HHE.	2022-01-20T09:31:41.27	0.3	undecidable	manual	P	65	58.9965	50	-0.03	74
IV.PLAC.HHZ.	2022-01-20T09:31:40.19	0.1	undecidable	manual	P	141	51.8037	50	0	100
IV.GRI.EHZ.	2022-01-20T09:31:40.60	0.6	undecidable	manual	S	88	30.5472	101	-0.33	49
IV.JOPP.HHZ.	2022-01-20T09:31:39.60	0.6	undecidable	manual	S	214	27.9498	102	-0.44	48
IV.CAR1.HHZ.	2022-01-20T09:31:39.77	0.3	undecidable	manual	P	14	50.2164	50	-0.18	73
IV.FERC.HHZ.00	2022-01-20T09:31:38.51	0.3	undecidable	manual	P	172	40.5261	98	0.17	74
IV.GIZZ.HHN.	2022-01-20T09:31:37.90	0.6	undecidable	manual	S	34	21.9669	105	-0.14	51
IV.GRI.EHZ.	2022-01-20T09:31:36.59	0.3	undecidable	manual	P	88	30.5472	101	0.22	75
IV.JOPP.HHZ.	2022-01-20T09:31:36.06	0.3	undecidable	manual	P	214	27.9498	102	0.2	75
IV.GIZZ.HHN.	2022-01-20T09:31:34.65	0.3	undecidable	manual	P	34	21.9669	105	-0.05	78

Station Magnitude and Amplitude

SCNL	mag	Generic_amplitude	Period	Type	Category	Unit	Time_window_reference
IV.JOPP.HHN.	ML:1.2	0.00009725	0.18	AML	other	m	2022-01-20T09:31:40.09
IV.JOPP.HHE.	ML:1.2	0.00008460000000000001	0.1	AML	other	m	2022-01-20T09:31:40.02
IV.GRI.EHE.	ML:1.3	0.0001031	0.24	AML	other	m	2022-01-20T09:31:41.78
IV.GRI.EHN.	ML:1.3	0.00009535	0.34	AML	other	m	2022-01-20T09:31:42.27
IV.PLAC.HHN.	ML:1.1	0.000028240145	0.2624	AML	other	m	2022-01-20T09:31:48.58
IV.CAR1.HHN.	ML:1.2	0.0000422	0.38	AML	other	m	2022-01-20T09:31:48.84
IV.CAR1.HHE.	ML:1.3	0.0000496	1.04	AML	other	m	2022-01-20T09:31:48.32
IV.PLAC.HHE.	ML:1.2	0.000040828975	0.48	AML	other	m	2022-01-20T09:31:49.73

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

Earthquake with magnitude of ML 1.2 on date 20-01-2022 and time 10:31:30 (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:1.2

ML:1.2