Earthquake 5 km NE Ragalna (CT), Magnitude ML 2.3, 3 January 2021 time 08:58:35 (Timezone Italy)

A magnitude ML 2.3 earthquake occured in region: 5 km NE Ragalna (CT), on

03-01-2021 07:58:35 (UTC)
03-01-2021 08:58:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.6680, 14.9630 at 16 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.

Did you feel it? Fill in the questionnaire.

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
Ragalna	CT	5	3924	3924
Nicolosi	CT	8	7463	11387
Belpasso	CT	9	28108	39495
Santa Maria di Licodia	CT	9	7641	47136
Biancavilla	CT	9	24007	71143
Pedara	CT	10	14102	85245
Paternò	CT	11	48228	133473
Adrano	CT	11	36122	169595
Camporotondo Etneo	CT	12	5023	174618
Trecastagni	CT	12	10910	185528
San Pietro Clarenza	CT	12	7743	193271
Zafferana Etnea	CT	13	9517	202788
Mascalucia	CT	13	31958	234746
Viagrande	CT	13	8563	243309
Tremestieri Etneo	CT	14	20589	263898
Gravina di Catania	CT	15	25838	289736
Milo	CT	15	1087	290823
Aci Bonaccorsi	CT	15	3524	294347
San Giovanni la Punta	CT	15	23060	317407
Santa Venerina	CT	16	8592	325999
Aci Sant'Antonio	CT	16	17984	343983
Sant'Agata li Battiati	CT	16	9479	353462
Misterbianco	CT	17	49410	402872
San Gregorio di Catania	CT	17	11966	414838
Motta Sant'Anastasia	CT	17	12116	426954
Valverde	CT	17	7840	434794
Aci Catena	CT	17	29851	464645
Bronte	CT	18	19172	483817
Sant'Alfio	CT	18	1582	485399
Acireale	CT	19	52622	538021
Maletto	CT	20	3920	541941

Municipalities with at least 50000 inhabitants

An earthquake occurred to

19 Km W of Acireale (52622 inhabitants)

21 Km NW of Catania (314555 inhabitants)

74 Km NW of Siracusa (122291 inhabitants)

77 Km SW of Reggio di Calabria (183035 inhabitants)

78 Km SW of Messina (238439 inhabitants)

82 Km E of Caltanissetta (63360 inhabitants)

85 Km N of Ragusa (73313 inhabitants)

88 Km NE of Vittoria (63339 inhabitants)

92 Km N of Modica (54633 inhabitants)

92 Km NE of Gela (75827 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 2.3	2021-01-03 07:58:35	37.6677	14.9632	16	2021-07-12 16:54:56	Bollettino Sismico Italiano INGV	86628071
Reviewed Rev200	ML 2.1	2021-01-03 07:58:35	37.684	14.965	12	2021-02-05 10:26:52	Sala Operativa INGV_OE (Catania)	85987541

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	2021-01-03 07:58:35 ± 0.08
Latitude	37.6677 ± 0.0045
Longitude	14.9632 ± 0.0091
Depth (km)	16 ± 1 (from location)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	1000 -> BULLETIN-INGV
Event type	earthquake
Origin ID	86628071

Uncertainty

Field	Value
Preferred uncertainty description	uncertainty ellipse
Semi-major axis of confidence ellipse (meter)	709
Semi-minor axis of confidence ellipse (meter)	496
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)	295
Circular confidence region, given by single value of horizontal uncertainty (meter)	710.0
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	45
Number of associated phases, regardless of their use for origin computation	43
Number of defining phases	43
RMS of the travel time residuals of the arrivals used for the origin computation (sec)	0.29
Epicentral distance of station closest to the epicenter (degree)	0.02698
Epicentral distance of station farthest from the epicenter (degree)	0.72216
Number of stations at which the event was observed	26
Number of stations from which data was used for origin computation	26

Magnitudes information

ML:2.3

Field	Value
Value	2.3
Uncertainty	0.3
Num. used stations	28
Type of magnitude	ML
Reference to an origin	86628071
Agency	INGV
Autore	Bollettino Sismico Italiano INGV
Time of creation (UTC)	2021-02-05 10:26:32

ML:2.1

Field	Value
Value	2.1
Uncertainty	0.2
Num. used stations
Type of magnitude	ML
Reference to an origin	85987541
Agency	INGV
Autore	Sala Operativa INGV_OE (Catania)
Time of creation (UTC)	2021-01-03 08:06:47

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Takeoff_angle	Residual	Weight
IV.HMDC.HHZ.	2021-01-03T07:59:00.53	0.6	undecidable	manual	S	191	80.1642	94	0.92	34
IV.SSY.HHZ.	2021-01-03T07:58:54.45	0.6	undecidable	manual	S	170	57.3981	96	0.9	35
IV.HCRL.HHZ.	2021-01-03T07:58:50.16	0.6	undecidable	manual	S	172	43.1235	99	0.4	44
IV.HAGA.HHZ.	2021-01-03T07:58:50.94	0.6	undecidable	manual	S	158	45.7209	98	0.49	42
IT.LNT.HGZ.	2021-01-03T07:58:49.74	0.3	undecidable	manual	S	175	42.2244	99	0.21	68
IV.HMDC.HHZ.	2021-01-03T07:58:49.34	0.3	undecidable	manual	P	191	80.1642	94	-0.17	64
IV.AIO.HHZ.	2021-01-03T07:58:49.34	0.6	undecidable	manual	S	35	41.1255	100	0.09	46
IV.IVPL.HHZ.	2021-01-03T07:58:49.48	0.3	undecidable	manual	P	1	78.6657	94	0.22	63
IV.RAFF.HHZ.	2021-01-03T07:58:48.30	0.1	undecidable	manual	P	227	72.372	95	0	89
IV.HLNI.HHZ.	2021-01-03T07:58:48.07	0.6	undecidable	manual	S	193	36.3414	101	0.09	47
IV.ECTS.HHZ.	2021-01-03T07:58:46.30	0.6	undecidable	manual	S	30	27.5502	107	0.6	41
IV.SSY.HHZ.	2021-01-03T07:58:45.93	0.1	undecidable	manual	P	170	57.3981	96	-0.08	90
IV.EPZF.HHZ.	2021-01-03T07:58:44.52	0.6	undecidable	manual	S	332	19.6692	117	0.76	39
IV.MUCR.HHE.	2021-01-03T07:58:43.63	0.3	undecidable	manual	P	349	42.3243	99	-0.08	70
IV.HAGA.HHZ.	2021-01-03T07:58:43.95	0.1	undecidable	manual	P	158	45.7209	98	-0.27	89
IV.EPIT.HHZ.	2021-01-03T07:58:43.76	0.6	undecidable	manual	S	27	17.9709	120	0.41	45
IV.GALF.HHZ.	2021-01-03T07:58:43.10	0.3	undecidable	manual	P	278	35.1426	102	0.49	64
IV.HCRL.HHZ.	2021-01-03T07:58:43.60	0.1	undecidable	manual	P	172	43.1235	99	-0.22	90
IT.LNT.HGZ.	2021-01-03T07:58:43.44	0.3	undecidable	manual	P	175	42.2244	99	-0.25	67
IV.EMSG.HHZ.	2021-01-03T07:58:43.87	0.6	undecidable	manual	S	356	17.0718	122	0.73	40
IV.AIO.HHZ.	2021-01-03T07:58:43.51	0.1	negative	manual	P	35	41.1255	100	-0.01	94
IV.ECBD.HHZ.	2021-01-03T07:58:42.74	0.6	undecidable	manual	S	41	16.5723	123	-0.29	47
IV.EVRN.HHZ.	2021-01-03T07:58:42.73	0.6	undecidable	manual	S	81	15.3735	126	-0.04	49
IV.HLNI.HHZ.	2021-01-03T07:58:42.37	0.1	undecidable	manual	P	193	36.3414	101	-0.42	87
IV.ENIC.HHZ.	2021-01-03T07:58:42.03	0.6	undecidable	manual	S	128	6.4935	153	0.81	41
IV.EMCN.HNZ.	2021-01-03T07:58:42.41	0.6	undecidable	manual	S	24	15.0738	127	-0.29	47
IV.EFIU.HHZ.	2021-01-03T07:58:41.26	0.3	undecidable	manual	P	58	25.5522	109	0.07	71
IV.ECTS.HHZ.	2021-01-03T07:58:41.09	0.3	undecidable	manual	P	30	27.5502	107	-0.39	68
IV.ECHR.HHZ.	2021-01-03T07:58:41.36	0.6	undecidable	manual	S	295	4.8951	159	0.31	47
IV.EPIT.HHZ.	2021-01-03T07:58:40.01	0.1	negative	manual	P	27	17.9709	120	-0.11	97
IV.EPZF.HHZ.	2021-01-03T07:58:40.24	0.3	undecidable	manual	P	332	19.6692	117	-0.11	72
IV.ESLN.HHZ.	2021-01-03T07:58:40.75	0.6	undecidable	manual	S	19	2.997	167	-0.15	49
IV.EPOZ.HHZ.	2021-01-03T07:58:40.81	0.3	undecidable	manual	P	89	19.7691	117	0.44	67
IV.EVRN.HHZ.	2021-01-03T07:58:39.76	0.3	undecidable	manual	P	81	15.3735	126	-0.02	74
IV.ECBD.HHZ.	2021-01-03T07:58:39.50	0.3	undecidable	manual	P	41	16.5723	123	-0.43	68
IV.EMCN.HNZ.	2021-01-03T07:58:39.38	0.1	undecidable	manual	P	24	15.0738	127	-0.36	92
IV.ECNE.HHZ.	2021-01-03T07:58:39.98	1.0	undecidable	manual	P	17	11.3775	137	0.66	21
IV.EMSG.HHZ.	2021-01-03T07:58:39.99	0.1	negative	manual	P	356	17.0718	122	-0.01	98
IV.ECPN.HHZ.	2021-01-03T07:58:38.88	0.3	undecidable	manual	P	14	8.6802	145	-0.18	73
IV.ESML.HHZ.	2021-01-03T07:58:38.65	0.1	negative	manual	P	233	9.1797	144	-0.46	91
IV.ECHR.HHZ.	2021-01-03T07:58:38.52	0.1	negative	manual	P	295	4.8951	159	-0.27	95
IV.ESLN.HHZ.	2021-01-03T07:58:38.50	0.1	positive	manual	P	19	2.997	167	-0.2	97
IV.ENIC.HHZ.	2021-01-03T07:58:38.92	0.1	undecidable	manual	P	128	6.4935	153	0.03	100

Station Magnitude and Amplitude

SCNL	mag	Generic_amplitude	Period	Type	Category	Unit	Time_window_reference
IV.ESLN.HHN.	ML:2.4	0.002565	0.44	AML	other	m	2021-01-03T07:58:41.07
IV.ESLN.HHE.	ML:2.6	0.00464	0.34	AML	other	m	2021-01-03T07:58:41.05
IV.ESML.HHN.	ML:2.1	0.0011392885000000002	0.8768	AML	other	m	2021-01-03T07:58:42.22
IV.ENIC.HNN.	ML:2.8	0.006095000000000001	0.28	AML	other	m	2021-01-03T07:58:42.12
IV.ESML.HHE.	ML:2.1	0.00122753535	0.6592	AML	other	m	2021-01-03T07:58:42.24
IV.ENIC.HHE.	ML:2.4	0.0026703484999999996	0.7168	AML	other	m	2021-01-03T07:58:42.24
IV.ENIC.HNE.	ML:2.4	0.0029363545	0.7104	AML	other	m	2021-01-03T07:58:42.18
IV.ENIC.HHN.	ML:2.7	0.0056	0.68	AML	other	m	2021-01-03T07:58:42.25
IV.EMCN.HHN.	ML:2.3	0.001695447	0.2816	AML	other	m	2021-01-03T07:58:42.76
IV.EMCN.HNN.	ML:2.3	0.0016911485	0.2816	AML	other	m	2021-01-03T07:58:42.76
IV.EVRN.HNE.	ML:2.0	0.00080068455	0.2176	AML	other	m	2021-01-03T07:58:42.90
IV.EVRN.HHN.	ML:2.4	0.0020156945	0.2048	AML	other	m	2021-01-03T07:58:42.85
IV.EMCN.HHE.	ML:2.4	0.0017805535	0.2432	AML	other	m	2021-01-03T07:58:42.73
IV.EMCN.HNE.	ML:2.4	0.0017840615	0.2368	AML	other	m	2021-01-03T07:58:42.73
IV.EVRN.HNN.	ML:2.5	0.00221324	0.48	AML	other	m	2021-01-03T07:58:42.85
IV.EVRN.HHE.	ML:2.2	0.00122834405	0.416	AML	other	m	2021-01-03T07:58:42.88
IV.EMSG.HHN.	ML:2.4	0.0019050134999999998	0.7616	AML	other	m	2021-01-03T07:58:44.37
IV.EMSG.HHE.	ML:2.6	0.002625	0.44	AML	other	m	2021-01-03T07:58:44.31
IV.ECTS.HHE.	ML:2.1	0.0006035306499999999	0.2752	AML	other	m	2021-01-03T07:58:46.76
IV.ECTS.HHN.	ML:2.0	0.0005025134	0.2176	AML	other	m	2021-01-03T07:58:46.87
IV.HLNI.HHE.	ML:2.1	0.00049929785	0.2624	AML	other	m	2021-01-03T07:58:48.40
IV.HLNI.HHN.	ML:2.2	0.00056184075	0.4992	AML	other	m	2021-01-03T07:58:48.73
IV.AIO.HHN.	ML:1.8	0.00018418995	0.5824	AML	other	m	2021-01-03T07:58:50.39
IV.HCRL.HHE.	ML:2.6	0.0012413910000000001	0.3008	AML	other	m	2021-01-03T07:58:50.78
IV.AIO.HHE.	ML:1.9	0.000246	0.62	AML	other	m	2021-01-03T07:58:50.43
IV.HAGA.HHN.	ML:2.2	0.00043690944999999996	0.2624	AML	other	m	2021-01-03T07:58:51.35
IV.HAGA.HHE.	ML:2.5	0.00087	0.32	AML	other	m	2021-01-03T07:58:51.31
IV.SSY.HHE.	ML:3.0	0.002335	0.26	AML	other	m	2021-01-03T07:58:54.75

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 2.3 on date 03-01-2021 and time 08:58:35 (Italy) in region 5 km NE Ragalna (CT)

Municipalities within 20 km from the epicenter

Municipalities with at least 50000 inhabitants

Origin

Uncertainty

Quality

ML:2.3

ML:2.1