Earthquake 4 km S Accumoli (RI), Magnitude ML 2.0, 9 January 2020 time 09:59:18 (Timezone Italy)

A magnitude ML 2.0 earthquake occured in region: 4 km S Accumoli (RI), on

09-01-2020 08:59:18 (UTC)
09-01-2020 09:59:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6640, 13.2620 at 8 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
Accumoli	RI	4	667	667
Amatrice	RI	4	2657	3324
Cittareale	RI	10	482	3806
Arquata del Tronto	AP	13	1178	4984
Campotosto	AQ	15	542	5526
Montereale	AQ	16	2581	8107
Capitignano	AQ	16	665	8772
Acquasanta Terme	AP	17	2916	11688
Borbona	RI	20	617	12305
Norcia	PG	20	4957	17262

Municipalities with at least 50000 inhabitants

An earthquake occurred to

36 Km W of Teramo (54892 inhabitants)

36 Km NW of L'Aquila (69753 inhabitants)

52 Km E of Terni (111501 inhabitants)

56 Km SE of Foligno (57155 inhabitants)

75 Km W of Montesilvano (53738 inhabitants)

81 Km W of Pescara (121014 inhabitants)

82 Km W of Chieti (51815 inhabitants)

86 Km NE of Guidonia Montecelio (88673 inhabitants)

87 Km SE of Perugia (166134 inhabitants)

87 Km NE of Tivoli (56533 inhabitants)

99 Km E of Viterbo (67173 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 2.0	2020-01-09 08:59:18	42.6638	13.2615	8	2020-07-18 21:08:18	Bollettino Sismico Italiano INGV	75583751
Reviewed Rev100	ML 2.0	2020-01-09 08:59:18	42.6692	13.2737	10	2020-01-09 09:04:12	Sala Sismica INGV-Roma	75404941

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	2020-01-09 08:59:18 ± 0.06
Latitude	42.6638 ± 0.0036
Longitude	13.2615 ± 0.0061
Depth (km)	8 ± 0 (from location)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	1000 -> BULLETIN-INGV
Event type	earthquake
Origin ID	75583751

Uncertainty

Field	Value
Preferred uncertainty description	uncertainty ellipse
Semi-major axis of confidence ellipse (meter)	406
Semi-minor axis of confidence ellipse (meter)	369
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)	222
Circular confidence region, given by single value of horizontal uncertainty (meter)	410.0
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	75
Number of associated phases, regardless of their use for origin computation	44
Number of defining phases	41
RMS of the travel time residuals of the arrivals used for the origin computation (sec)	0.31
Epicentral distance of station closest to the epicenter (degree)	0.00000
Epicentral distance of station farthest from the epicenter (degree)	0.80669
Number of stations at which the event was observed	27
Number of stations from which data was used for origin computation	24

Magnitudes information

ML:2.0

Field	Value
Value	2.0
Uncertainty	0.3
Num. used stations	40
Type of magnitude	ML
Reference to an origin	75583751
Agency	INGV
Autore	Bollettino Sismico Italiano INGV
Time of creation (UTC)	2020-03-13 00:48:52

ML:2.0

Field	Value
Value	2.0
Uncertainty	0.3
Num. used stations	40
Type of magnitude	ML
Reference to an origin	75404941
Agency	INGV
Autore	Sala Sismica INGV-Roma
Time of creation (UTC)	2020-01-09 09:04:12

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Takeoff_angle	Residual	Weight
IV.MRB1.HHZ.	2020-01-09T09:00:17.27	3.0	undecidable	manual	Sn				-0.02	0
IV.FIR.HHZ.	2020-01-09T08:59:55.64	3.0	undecidable	manual	Pg				6.05	0
IV.VISG.HHZ.	2020-01-09T08:59:54.33	3.0	undecidable	manual	Pn				2.18	0
IV.EL6.EHZ.	2020-01-09T08:59:43.13	0.6	undecidable	manual	S	350	74.9694	50	1.13	31
IV.VCEL.EHZ.	2020-01-09T08:59:37.84	0.6	undecidable	manual	S	122	55.9995	50	0.9	36
IV.SAP2.EHZ.	2020-01-09T08:59:36.14	0.6	undecidable	manual	S	13	49.3173	50	0.99	35
IV.CSP1.EHZ.	2020-01-09T08:59:34.82	0.6	undecidable	manual	S	354	47.7189	50	0.1	46
IV.CESI.HHZ.	2020-01-09T08:59:34.66	0.6	undecidable	manual	S	323	47.7189	50	-0.06	47
IV.FDMO.HHZ.	2020-01-09T08:59:33.73	0.6	undecidable	manual	S	341	43.7229	50	0.08	47
IV.INTR.HHZ.	2020-01-09T08:59:33.82	0.3	undecidable	manual	P	144	89.5437	50	-0.68	55
IV.MF5.EHZ.	2020-01-09T08:59:33.11	0.6	undecidable	manual	S	24	39.3273	50	0.61	42
IV.EL6.EHZ.	2020-01-09T08:59:32.03	0.3	undecidable	manual	P	350	74.9694	50	-0.22	65
IV.ATCC.EHZ.	2020-01-09T08:59:32.46	0.3	undecidable	manual	P	319	76.7676	50	-0.07	66
IV.GIGS.HHZ.	2020-01-09T08:59:30.27	0.6	undecidable	manual	S	132	34.5432	50	-0.94	36
IV.VCEL.EHZ.	2020-01-09T08:59:29.34	0.3	undecidable	manual	P	122	55.9995	50	0.01	70
IV.GAVE.EHZ.	2020-01-09T08:59:29.53	0.6	undecidable	manual	S	276	30.1476	106	-0.27	46
IV.MOMA.HHZ.	2020-01-09T08:59:29.60	0.3	undecidable	manual	P	286	58.3971	50	-0.11	68
IV.SAP2.EHZ.	2020-01-09T08:59:29.41	0.3	undecidable	manual	P	13	49.3173	50	1.11	49
IV.MMO1.EHZ.	2020-01-09T08:59:28.38	0.3	undecidable	manual	S	11	26.6511	108	-0.26	70
IV.FAGN.HHZ.	2020-01-09T08:59:28.40	0.3	undecidable	manual	P	149	51.4152	50	-0.23	67
IV.CESI.HHZ.	2020-01-09T08:59:27.76	0.1	undecidable	manual	P	323	47.7189	50	-0.29	89
IV.NRCA.HNZ.	2020-01-09T08:59:27.07	0.3	undecidable	manual	S	328	22.3554	111	-0.15	72
IV.FDMO.HHZ.	2020-01-09T08:59:27.18	0.1	undecidable	manual	P	341	43.7229	50	-0.26	91
IV.ARRO.EHZ.	2020-01-09T08:59:27.32	0.3	undecidable	manual	P	257	41.5251	50	0.21	69
IV.CSP1.EHZ.	2020-01-09T08:59:27.73	0.1	undecidable	manual	P	354	47.7189	50	-0.32	89
IV.GUMA.HHZ.	2020-01-09T08:59:27.74	0.3	undecidable	manual	P	8	44.622	50	0.16	69
IV.MF5.EHZ.	2020-01-09T08:59:26.93	0.1	undecidable	manual	P	24	39.3273	50	0.16	93
IV.LNSS.HHZ.	2020-01-09T08:59:26.63	0.3	undecidable	manual	S	250	19.2696	114	0.39	69
IV.RM33.HNZ.	2020-01-09T08:59:26.04	0.3	undecidable	manual	S	193	17.5713	116	0.32	70
IV.GIGS.HHZ.	2020-01-09T08:59:25.37	0.3	undecidable	manual	P	132	34.5432	50	-0.66	62
IV.CAMP.HHZ.	2020-01-09T08:59:25.94	0.3	undecidable	manual	S	140	18.6702	114	-0.1	73
IV.GAVE.EHZ.	2020-01-09T08:59:24.96	0.1	undecidable	manual	P	276	30.1476	106	-0.25	93
IV.MTRA.HNZ.	2020-01-09T08:59:24.68	0.3	undecidable	manual	S	47	15.0738	119	-0.25	72
IV.MMO1.EHZ.	2020-01-09T08:59:24.36	0.1	undecidable	manual	P	11	26.6511	108	-0.18	95
IV.MC2.EHZ.	2020-01-09T08:59:24.72	0.3	undecidable	manual	P	348	28.0497	107	-0.1	72
IV.CAMP.HHZ.	2020-01-09T08:59:23.05	0.1	negative	manual	P	140	18.6702	114	0.01	100
IV.SMA1.EHZ.	2020-01-09T08:59:23.15	0.3	undecidable	manual	S	122	7.0929	140	0.4	70
IV.LNSS.HHZ.	2020-01-09T08:59:23.33	0.1	undecidable	manual	P	250	19.2696	114	0.17	96
IV.RM33.HNZ.	2020-01-09T08:59:23.00	0.3	undecidable	manual	P	193	17.5713	116	0.15	73
IV.NRCA.HNZ.	2020-01-09T08:59:23.66	0.1	undecidable	manual	P	328	22.3554	111	-0.06	98
IV.T1299.HNZ.	2020-01-09T08:59:22.04	0.3	undecidable	manual	S	153	3.6963	156	-0.09	75
IV.MTRA.HNZ.	2020-01-09T08:59:22.36	0.1	undecidable	manual	P	47	15.0738	119	-0.04	100
IV.SMA1.EHZ.	2020-01-09T08:59:21.37	0.1	positive	manual	P	122	7.0929	140	0.22	97
IV.T1299.HNZ.	2020-01-09T08:59:20.90	0.1	undecidable	manual	P	153	3.6963	156	0.12	100

Station Magnitude and Amplitude

SCNL	mag	Generic_amplitude	Period	Type	Category	Unit	Time_window_reference
IV.SMA1.EHE.	ML:2.7	0.009265	0.24	AML	other	m	2020-01-09T08:59:23.39
IV.SMA1.EHN.	ML:2.5	0.0056300000000000005	0.3	AML	other	m	2020-01-09T08:59:23.33
IV.MTRA.EHN.	ML:2.2	0.00177	0.44	AML	other	m	2020-01-09T08:59:24.74
IV.MTRA.HNN.	ML:2.2	0.001785	0.44	AML	other	m	2020-01-09T08:59:24.74
IV.MTRA.HNE.	ML:2.2	0.0015149999999999999	0.3	AML	other	m	2020-01-09T08:59:25.32
IV.MTRA.EHE.	ML:2.2	0.001545	0.3	AML	other	m	2020-01-09T08:59:25.32
IV.CAMP.HHE.	ML:2.0	0.0008155000000000001	0.22	AML	other	m	2020-01-09T08:59:26.17
IV.CAMP.HHN.	ML:1.9	0.0006215	0.24	AML	other	m	2020-01-09T08:59:26.20
IV.RM33.HNE.	ML:1.8	0.000501	0.9	AML	other	m	2020-01-09T08:59:26.83
IV.LNSS.HHN.	ML:2.3	0.00156	1.62	AML	other	m	2020-01-09T08:59:26.91
IV.LNSS.HHE.	ML:2.0	0.0008675	1.06	AML	other	m	2020-01-09T08:59:26.45
IV.RM33.EHE.	ML:1.7	0.0004345	0.44	AML	other	m	2020-01-09T08:59:28.64
IV.RM33.EHN.	ML:1.9	0.0006795	0.72	AML	other	m	2020-01-09T08:59:29.38
IV.RM33.HNN.	ML:1.9	0.0007239999999999999	0.72	AML	other	m	2020-01-09T08:59:29.38
IV.GAVE.EHN.	ML:2.1	0.000696	1.76	AML	other	m	2020-01-09T08:59:29.04
IV.GIGS.HHN.	ML:1.5	0.000121	0.5	AML	other	m	2020-01-09T08:59:30.13
IV.GAVE.EHE.	ML:2.0	0.0004665	0.22	AML	other	m	2020-01-09T08:59:30.74
IV.GIGS.HHE.	ML:1.4	0.0000945	1.68	AML	other	m	2020-01-09T08:59:31.03
IV.MF5.EHE.	ML:2.2	0.000524	0.52	AML	other	m	2020-01-09T08:59:33.86
IV.MF5.EHN.	ML:2.0	0.000347	0.72	AML	other	m	2020-01-09T08:59:33.68
IV.FDMO.HHN.	ML:1.9	0.00023299999999999997	1.5	AML	other	m	2020-01-09T08:59:34.82
IV.CESI.HHN.	ML:2.2	0.0004615	1.62	AML	other	m	2020-01-09T08:59:34.95
IV.GUMA.HHN.	ML:2.3	0.0005549999999999999	0.3	AML	other	m	2020-01-09T08:59:35.78
IV.ARRO.EHN.	ML:1.5	0.0001009	1.38	AML	other	m	2020-01-09T08:59:35.80
IV.FDMO.HHE.	ML:1.7	0.00016749999999999998	0.82	AML	other	m	2020-01-09T08:59:35.93
IV.ARRO.EHE.	ML:1.6	0.0001176	0.18	AML	other	m	2020-01-09T08:59:36.56
IV.GUMA.HHE.	ML:2.3	0.0005660000000000001	0.66	AML	other	m	2020-01-09T08:59:36.42
IV.CESI.HHE.	ML:1.9	0.000237	0.66	AML	other	m	2020-01-09T08:59:37.14
IV.CSP1.EHE.	ML:2.0	0.000266	0.24	AML	other	m	2020-01-09T08:59:37.12
IV.FAGN.HHE.	ML:2.0	0.000272	1.68	AML	other	m	2020-01-09T08:59:37.88
IV.SAP2.EHN.	ML:2.8	0.0018	1.82	AML	other	m	2020-01-09T08:59:37.03
IV.CSP1.EHN.	ML:1.8	0.000167	1.04	AML	other	m	2020-01-09T08:59:38.83
IV.SAP2.EHE.	ML:2.1	0.000354	0.84	AML	other	m	2020-01-09T08:59:38.95
IV.VCEL.EHN.	ML:2.0	0.0002445	0.7	AML	other	m	2020-01-09T08:59:38.22
IV.MOMA.HHN.	ML:1.6	0.0000935	0.14	AML	other	m	2020-01-09T08:59:39.52
IV.VCEL.EHE.	ML:2.1	0.000282	0.9	AML	other	m	2020-01-09T08:59:39.69
IV.MOMA.HHE.	ML:1.8	0.000143	1.34	AML	other	m	2020-01-09T08:59:40.94
IV.FAGN.HHN.	ML:2.0	0.00028349999999999995	1.28	AML	other	m	2020-01-09T08:59:42.00
IV.INTR.HHE.	ML:1.7	0.00005775	0.72	AML	other	m	2020-01-09T08:59:49.42
IV.INTR.HHN.	ML:1.7	0.0000606	1.44	AML	other	m	2020-01-09T08:59:53.80

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 2.0 on date 09-01-2020 and time 09:59:18 (Italy) in region 4 km S Accumoli (RI)

Municipalities within 20 km from the epicenter

Municipalities with at least 50000 inhabitants

Origin

Uncertainty

Quality

ML:2.0

ML:2.0