Earthquake 3 km E Norcia (PG), Magnitude ML 1.7, 9 September 2019 time 01:29:00 (Timezone Italy)

A magnitude ML 1.7 earthquake occured in region: 3 km E Norcia (PG), on

08-09-2019 23:29:00 (UTC)
09-09-2019 01:29:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7970, 13.1290 at 9 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
Norcia	PG	3	4957	4957
Castelsantangelo sul Nera	MC	11	281	5238
Preci	PG	12	724	5962
Cascia	PG	13	3217	9179
Arquata del Tronto	AP	14	1178	10357
Accumoli	RI	15	667	11024
Visso	MC	15	1107	12131
Ussita	MC	17	444	12575
Cerreto di Spoleto	PG	17	1075	13650
Montegallo	AP	18	523	14173
Poggiodomo	PG	18	117	14290
Sellano	PG	19	1079	15369
Montemonaco	AP	20	604	15973
Cittareale	RI	20	482	16455

Municipalities with at least 50000 inhabitants

An earthquake occurred to

39 Km E of Foligno (57155 inhabitants)

47 Km NE of Terni (111501 inhabitants)

50 Km W of Teramo (54892 inhabitants)

54 Km NW of L'Aquila (69753 inhabitants)

69 Km SE of Perugia (166134 inhabitants)

89 Km W of Montesilvano (53738 inhabitants)

94 Km E of Viterbo (67173 inhabitants)

95 Km NE of Guidonia Montecelio (88673 inhabitants)

96 Km W of Pescara (121014 inhabitants)

97 Km N of Tivoli (56533 inhabitants)

97 Km SW of Ancona (100861 inhabitants)

99 Km NW of Chieti (51815 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 1.7	2019-09-08 23:29:00	42.7973	13.1288	9	2020-02-28 16:41:56	Bollettino Sismico Italiano INGV	73303761
Reviewed Rev100	ML 1.7	2019-09-08 23:29:00	42.7983	13.1277	9	2019-09-08 23:38:56	Sala Sismica INGV-Roma	72240381

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	2019-09-08 23:29:00 ± 0.06
Latitude	42.7973 ± 0.0027
Longitude	13.1288 ± 0.0049
Depth (km)	9 ± 0 (from location)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	1000 -> BULLETIN-INGV
Event type	earthquake
Origin ID	73303761

Uncertainty

Field	Value
Preferred uncertainty description	uncertainty ellipse
Semi-major axis of confidence ellipse (meter)	404
Semi-minor axis of confidence ellipse (meter)	138
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)	263
Circular confidence region, given by single value of horizontal uncertainty (meter)	400.0
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	67
Number of associated phases, regardless of their use for origin computation	59
Number of defining phases	50
RMS of the travel time residuals of the arrivals used for the origin computation (sec)	0.34
Epicentral distance of station closest to the epicenter (degree)	0.00000
Epicentral distance of station farthest from the epicenter (degree)	0.71316
Number of stations at which the event was observed	34
Number of stations from which data was used for origin computation	25

Magnitudes information

ML:1.7

Field	Value
Value	1.7
Uncertainty	0.3
Num. used stations	26
Type of magnitude	ML
Reference to an origin	73303761
Agency	INGV
Autore	Bollettino Sismico Italiano INGV
Time of creation (UTC)	2019-10-17 10:23:19

ML:1.7

Field	Value
Value	1.7
Uncertainty	0.3
Num. used stations	26
Type of magnitude	ML
Reference to an origin	72240381
Agency	INGV
Autore	Sala Sismica INGV-Roma
Time of creation (UTC)	2019-09-08 23:38:56

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Takeoff_angle	Residual	Weight
IV.CELB.HHZ.	2019-09-08T23:30:10.66	3.0	undecidable	manual	Sg				8.29	0
IV.PAOL.HHZ.	2019-09-08T23:30:04.38	3.0	undecidable	manual	Sg				3.66	0
IV.CMPR.HHZ.	2019-09-08T23:29:56.44	3.0	undecidable	manual	Pg				9.83	0
IV.NDIM.HHZ.	2019-09-08T23:29:48.63	3.0	positive	manual	Pg				6.72	0
IV.RAVA.EHZ.	2019-09-08T23:29:38.51	3.0	undecidable	manual	Pn				-0.66	0
IV.PTRJ.HNZ.	2019-09-08T23:29:32.66	3.0	undecidable	manual	Pg				2.45	0
IV.SSFR.HHZ.	2019-09-08T23:29:25.06	0.3	undecidable	manual	S	339	76.2681	50	1.27	42
IV.ARVD.HHZ.	2019-09-08T23:29:25.46	0.3	undecidable	manual	S	349	79.1652	50	0.88	51
IV.CPGN.EHZ.	2019-09-08T23:29:21.09	3.0	undecidable	manual	P				-0.58	0
IV.EL6.EHZ.	2019-09-08T23:29:19.67	0.1	undecidable	manual	S	358	59.0964	50	0.47	83
IV.VIVA.HHZ.	2019-09-08T23:29:18.85	3.0	positive	manual	P				-1.78	0
IV.MNTT.EHZ.	2019-09-08T23:29:18.18	0.3	undecidable	manual	S	52	47.9187	50	1.94	29
IV.ASSB.HHN.	2019-09-08T23:29:16.14	0.3	undecidable	manual	S	306	46.9197	50	0.19	67
IV.ARVD.HHZ.	2019-09-08T23:29:14.22	0.3	undecidable	manual	P	349	79.1652	50	-0.19	63
IV.SAP2.EHE.	2019-09-08T23:29:14.72	0.3	undecidable	manual	S	33	39.8268	50	0.66	60
IV.TERO.HHZ.	2019-09-08T23:29:14.27	0.3	undecidable	manual	S	116	43.3233	50	-0.72	58
IV.MML1.HNE.	2019-09-08T23:29:13.11	0.1	undecidable	manual	S	340	37.3293	50	-0.29	89
IV.ARRO.EHZ.	2019-09-08T23:29:13.61	0.1	undecidable	manual	S	231	38.2284	50	-0.04	94
IV.SSFR.HHZ.	2019-09-08T23:29:13.88	0.1	undecidable	manual	P	339	76.2681	50	-0.07	87
IV.PF6.EHN.	2019-09-08T23:29:13.22	0.3	undecidable	manual	S	8	38.1285	50	-0.4	65
IV.MF5.EHZ.	2019-09-08T23:29:12.80	0.1	undecidable	manual	S	52	34.2435	50	0.23	91
IV.RM33.EHZ.	2019-09-08T23:29:12.05	0.1	undecidable	manual	S	168	32.745	50	-0.13	93
IV.GUMA.HHZ.	2019-09-08T23:29:12.49	0.1	undecidable	manual	S	30	33.8439	50	0.01	95
IV.EL6.EHZ.	2019-09-08T23:29:11.07	0.1	undecidable	manual	P	358	59.0964	50	-0.23	87
IV.CSP1.EHZ.	2019-09-08T23:29:11.96	0.1	undecidable	manual	S	11	33.2445	50	-0.35	89
IV.CESI.HHZ.	2019-09-08T23:29:10.86	0.1	undecidable	manual	S	322	29.3484	107	-0.31	90
IV.MNTT.EHZ.	2019-09-08T23:29:10.25	0.1	undecidable	manual	P	52	47.9187	50	0.66	79
IV.FDMO.HHZ.	2019-09-08T23:29:10.02	0.1	undecidable	manual	S	353	26.751	109	-0.28	91
IV.ASSB.HHN.	2019-09-08T23:29:09.20	0.3	undecidable	manual	P	306	46.9197	50	-0.23	67
IV.LNSS.HHZ.	2019-09-08T23:29:09.27	0.1	undecidable	manual	S	199	22.755	112	0.27	92
IV.GAVE.EHZ.	2019-09-08T23:29:09.19	0.1	undecidable	manual	S	239	22.3554	112	0.3	91
IT.MTCL.HGZ.	2019-09-08T23:29:09.37	0.3	undecidable	manual	S	334	24.2535	110	-0.11	71
IV.SMA1.EHZ.	2019-09-08T23:29:09.45	0.3	undecidable	manual	S	138	25.0527	110	-0.28	69
IV.TERO.HHZ.	2019-09-08T23:29:08.58	0.1	undecidable	manual	P	116	43.3233	50	-0.3	88
IV.T1299.HNZ.	2019-09-08T23:29:08.97	0.1	undecidable	manual	S	145	21.9669	112	0.21	93
IV.SAP2.EHE.	2019-09-08T23:29:08.56	0.3	undecidable	manual	P	33	39.8268	50	0.22	68
IV.MMO1.EHZ.	2019-09-08T23:29:07.70	0.1	undecidable	manual	S	55	19.6692	115	-0.32	92
IV.GUMA.HHZ.	2019-09-08T23:29:07.36	0.1	undecidable	manual	P	30	33.8439	50	-0.06	94
IV.PF6.EHN.	2019-09-08T23:29:07.67	0.1	undecidable	manual	P	8	38.1285	50	-0.41	87
IV.FEMA.HNZ.	2019-09-08T23:29:07.89	0.1	undecidable	manual	S	341	19.3695	115	-0.04	97
IV.MF5.EHZ.	2019-09-08T23:29:07.46	0.1	undecidable	manual	P	52	34.2435	50	-0.01	95
IV.MML1.HNE.	2019-09-08T23:29:07.61	0.1	undecidable	manual	P	340	37.3293	50	-0.35	88
IV.ARRO.EHZ.	2019-09-08T23:29:07.96	0.1	undecidable	manual	P	231	38.2284	50	-0.14	92
IV.CSP1.EHZ.	2019-09-08T23:29:06.96	0.1	positive	manual	P	11	33.2445	50	-0.37	88
IV.CESI.HHZ.	2019-09-08T23:29:06.49	0.1	positive	manual	P	322	29.3484	107	-0.18	93
IV.RM33.EHZ.	2019-09-08T23:29:06.88	0.1	undecidable	manual	P	168	32.745	50	-0.37	89
IV.MC2.EHZ.	2019-09-08T23:29:06.47	0.1	undecidable	manual	S	21	13.5753	124	0.31	93
IV.T1299.HNZ.	2019-09-08T23:29:05.44	0.1	positive	manual	P	145	21.9669	112	0.16	94
IV.FDMO.HHZ.	2019-09-08T23:29:05.93	0.1	positive	manual	P	353	26.751	109	-0.24	92
IT.MTCL.HGZ.	2019-09-08T23:29:05.56	0.1	undecidable	manual	P	334	24.2535	110	-0.13	95
IV.SMA1.EHZ.	2019-09-08T23:29:05.78	0.1	undecidable	manual	P	138	25.0527	110	-0.06	96
IV.LNSS.HHZ.	2019-09-08T23:29:05.57	0.1	positive	manual	P	199	22.755	112	0.16	94
IV.GAVE.EHZ.	2019-09-08T23:29:05.57	0.1	undecidable	manual	P	239	22.3554	112	0.22	93
IV.MC2.EHZ.	2019-09-08T23:29:04.01	0.1	positive	manual	P	21	13.5753	124	0.23	94
IV.MMO1.EHZ.	2019-09-08T23:29:04.74	0.1	undecidable	manual	P	55	19.6692	115	-0.11	96
IV.FEMA.HNZ.	2019-09-08T23:29:04.88	0.3	undecidable	manual	P	341	19.3695	115	0.09	72
IV.NRCA.HNZ.	2019-09-08T23:29:03.94	0.1	undecidable	manual	S	344	4.1958	155	-0.02	100
IV.NRCA.HNZ.	2019-09-08T23:29:02.78	0.1	negative	manual	P	344	4.1958	155	0.28	95
IV.MTRA.EHZ.	2019-09-08T23:29:02.06	3.0	undecidable	manual	P					0

Station Magnitude and Amplitude

SCNL	mag	Generic_amplitude	Period	Type	Category	Unit	Time_window_reference
IV.LNSS.HHN.	ML:2.1	0.0008135	0.38	AML	other	m	2019-09-08T23:29:09.62
IV.GAVE.EHN.	ML:1.8	0.0004255	0.26	AML	other	m	2019-09-08T23:29:09.67
IV.LNSS.HNE.	ML:2.1	0.00082930295	0.128	AML	other	m	2019-09-08T23:29:09.94
IV.LNSS.HHE.	ML:2.1	0.0009265	0.36	AML	other	m	2019-09-08T23:29:09.94
IV.FDMO.HHE.	ML:1.4	0.000124	0.62	AML	other	m	2019-09-08T23:29:10.14
IV.GAVE.EHE.	ML:1.7	0.000347	0.24	AML	other	m	2019-09-08T23:29:10.32
IV.FDMO.HHN.	ML:1.4	0.00013450000000000002	0.16	AML	other	m	2019-09-08T23:29:10.29
IV.CESI.HNE.	ML:1.5	0.00014316035	0.1024	AML	other	m	2019-09-08T23:29:11.17
IV.GAVE.HNE.	ML:1.7	0.000350671	0.3584	AML	other	m	2019-09-08T23:29:11.15
IV.CESI.HHN.	ML:1.8	0.0003105	0.54	AML	other	m	2019-09-08T23:29:11.61
IV.CESI.HHE.	ML:1.7	0.000256	0.48	AML	other	m	2019-09-08T23:29:11.42
IV.CESI.HNN.	ML:1.8	0.00031460995000000004	0.32	AML	other	m	2019-09-08T23:29:11.61
IV.CSP1.EHN.	ML:1.5	0.00014326705	0.2816	AML	other	m	2019-09-08T23:29:12.04
IV.RM33.EHN.	ML:1.3	0.00008099076	0.1792	AML	other	m	2019-09-08T23:29:12.43
IV.RM33.EHE.	ML:1.3	0.00008305992	0.1152	AML	other	m	2019-09-08T23:29:12.63
IV.CSP1.EHE.	ML:1.5	0.00013264490000000002	1.8976	AML	other	m	2019-09-08T23:29:13.97
IV.GUMA.HHN.	ML:1.9	0.00031627289999999996	0.2944	AML	other	m	2019-09-08T23:29:13.32
IV.GUMA.HHE.	ML:2.0	0.00039226134999999993	0.32	AML	other	m	2019-09-08T23:29:14.72
IV.GUMA.HNE.	ML:2.1	0.00048718344999999996	0.2816	AML	other	m	2019-09-08T23:29:14.71
IV.TERO.HHN.	ML:1.4	0.000081286805	0.0512	AML	other	m	2019-09-08T23:29:14.76
IV.TERO.HHE.	ML:1.4	0.000071471715	0.1024	AML	other	m	2019-09-08T23:29:14.89
IV.ARRO.EHN.	ML:1.2	0.00005336035	0.2432	AML	other	m	2019-09-08T23:29:15.14
IV.EL6.EHE.	ML:1.8	0.000128831145	0.6944	AML	other	m	2019-09-08T23:29:20.81
IV.EL6.EHN.	ML:1.8	0.00012402145	0.7552	AML	other	m	2019-09-08T23:29:20.24
IV.SSFR.HHN.	ML:1.6	0.00006651374	1.8592	AML	other	m	2019-09-08T23:29:26.95
IV.SSFR.HHE.	ML:1.7	0.000071421675	0.1792	AML	other	m	2019-09-08T23:29:26.30

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 1.7 on date 09-09-2019 and time 01:29:00 (Italy) in region 3 km E Norcia (PG)

Municipalities within 20 km from the epicenter

Municipalities with at least 50000 inhabitants

Origin

Uncertainty

Quality

ML:1.7

ML:1.7