Earthquake 2 km NW Accumoli (RI), Magnitude ML 1.2, 29 June 2020 time 17:23:36 (Timezone Italy)

A magnitude ML 1.2 earthquake occured in region: 2 km NW Accumoli (RI), on

29-06-2020 15:23:36 (UTC)
29-06-2020 17:23:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7130, 13.2350 at 10 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

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

Municipality	Region	Distance (km)	Inhabitants	Cumulative Inhabitants
Accumoli	RI	2	667	667
Arquata del Tronto	AP	8	1178	1845
Amatrice	RI	10	2657	4502
Cittareale	RI	12	482	4984
Norcia	PG	15	4957	9941
Acquasanta Terme	AP	16	2916	12857
Montegallo	AP	17	523	13380
Cascia	PG	18	3217	16597

Municipalities with at least 50000 inhabitants

An earthquake occurred to

39 Km W of Teramo (54892 inhabitants)

42 Km NW of L'Aquila (69753 inhabitants)

51 Km E of Terni (111501 inhabitants)

51 Km SE of Foligno (57155 inhabitants)

78 Km W of Montesilvano (53738 inhabitants)

82 Km SE of Perugia (166134 inhabitants)

85 Km W of Pescara (121014 inhabitants)

86 Km W of Chieti (51815 inhabitants)

90 Km NE of Guidonia Montecelio (88673 inhabitants)

91 Km NE of Tivoli (56533 inhabitants)

98 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
Reviewed Rev100	ML 1.2	2020-06-29 15:23:36	42.7132	13.2353	10	2020-06-29 15:46:44	Sala Sismica INGV-Roma	80621451

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	2020-06-29 15:23:36 ± 0.1
Latitude	42.7132 ± 0.0045
Longitude	13.2353 ± 0.0061
Depth (km)	10 ± 1 (from location)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	100 -> SURVEY-INGV
Event type	earthquake
Origin ID	80621451

Uncertainty

Field	Value
Preferred uncertainty description	uncertainty ellipse
Semi-major axis of confidence ellipse (meter)	610
Semi-minor axis of confidence ellipse (meter)	128
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)	226
Circular confidence region, given by single value of horizontal uncertainty (meter)	610.0
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	87
Number of associated phases, regardless of their use for origin computation	36
Number of defining phases	14
RMS of the travel time residuals of the arrivals used for the origin computation (sec)	0.25
Epicentral distance of station closest to the epicenter (degree)	0.00000
Epicentral distance of station farthest from the epicenter (degree)	0.37951
Number of stations at which the event was observed	29
Number of stations from which data was used for origin computation	9

Magnitude information

ML:1.2

Field	Value
Value	1.2
Uncertainty	0.3
Num. used stations	7
Type of magnitude	ML
Reference to an origin	80621451
Agency	INGV
Autore	Sala Sismica INGV-Roma
Time of creation (UTC)	2020-06-29 15:46:44

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Takeoff_angle	Residual	Weight
OX.CIMO.HHZ.	2020-06-29T15:24:59.26	3.0	undecidable	manual	Sg				16.120001	0
IV.ZONE.HHZ.	2020-06-29T15:24:54.30	3.0	undecidable	manual	Sg				11.42	0
IV.ACATE.EHZ.	2020-06-29T15:24:51.62	3.0	positive	manual	Pg				5.39	0
IV.PCN.EHZ.	2020-06-29T15:24:51.33	3.0	undecidable	manual	Sg				17.48	0
XK.GIZZ.HHZ.	2020-06-29T15:24:39.02	3.0	positive	manual	Pg				10.65	0
IV.RESU.HHZ.	2020-06-29T15:24:36.33	3.0	positive	manual	Pn				-0.54	0
IV.CAPR.HNZ.	2020-06-29T15:24:36.27	3.0	undecidable	manual	Sn				-5.95	0
IV.VITU.HHZ.	2020-06-29T15:24:30.92	3.0	undecidable	manual	Sg				8.07	0
IV.PAOL.HHZ.	2020-06-29T15:24:27.39	3.0	undecidable	manual	Sg				2.24	0
IV.NDIM.HHZ.	2020-06-29T15:24:11.55	3.0	undecidable	manual	Sn				-6.05	0
IV.AGLI.HHZ.	2020-06-29T15:24:08.96	3.0	negative	manual	Pg				3.88	0
OX.CIMO.HHZ.	2020-06-29T15:24:03.80	3.0	positive	manual	Pn				-1.67	0
IV.MCRV.HHZ.	2020-06-29T15:24:01.54	3.0	undecidable	manual	Pg				-0.31	0
IV.TREG.HNZ.	2020-06-29T15:24:00.16	3.0	undecidable	manual	Pg				2.63	0
IV.LPEL.HHZ.	2020-06-29T15:23:53.86	3.0	undecidable	manual	Sn				-7.97	0
GU.CARD.HHZ.	2020-06-29T15:23:52.32	3.0	negative	manual	Pg				6.38	0
IV.PTRJ.HNZ.	2020-06-29T15:23:51.40	3.0	undecidable	manual	Pg				-0.07	0
IV.NDIM.HNZ.	2020-06-29T15:23:49.12	3.0	positive	manual	Pn				-2	0
IV.ROSPO.HHZ.	2020-06-29T15:23:49.20	3.0	undecidable	manual	Pg				2.09	0
IV.CESI.HHZ.	2020-06-29T15:23:44.00	0.1	undecidable	manual	P	320	42.1245	50	-0.1	94
IV.CAMP.HHE.	2020-06-29T15:23:44.71	0.6	undecidable	manual	S	144	24.2535	112	-0.43	45
IV.LNSS.HHZ.	2020-06-29T15:23:43.60	0.6	undecidable	manual	S	233	20.0688	116	-0.22	48
IV.NRCA.HHZ.	2020-06-29T15:23:42.54	0.3	undecidable	manual	S	324	16.5723	121	-0.23	72
IV.TERO.HHZ.	2020-06-29T15:23:42.41	0.1	undecidable	manual	P	108	31.6461	50	-0.09	96
IV.RM33.EHZ.	2020-06-29T15:23:41.68	0.3	undecidable	manual	P	184	22.6551	114	0.67	63
IV.CAMP.HHE.	2020-06-29T15:23:41.07	0.3	undecidable	manual	P	144	24.2535	112	-0.23	71
IV.SMA1.EHZ.	2020-06-29T15:23:41.45	0.3	undecidable	manual	S	138	12.2766	129	-0.07	75
IV.MMO1.HNN.	2020-06-29T15:23:41.37	0.6	undecidable	manual	P	20	21.9669	114	0.49	45
IV.MTRA.EHZ.	2020-06-29T15:23:41.88	0.3	undecidable	manual	S	70	13.9749	125	-0.12	74
IV.LNSS.HHZ.	2020-06-29T15:23:40.54	0.3	undecidable	manual	P	233	20.0688	116	0	75
IV.NRCA.HHZ.	2020-06-29T15:23:39.96	0.1	undecidable	manual	P	324	16.5723	121	0.03	100
IV.MTRA.EHZ.	2020-06-29T15:23:39.58	0.1	undecidable	manual	P	70	13.9749	125	0.09	99
IV.FIR.HHZ.	2020-06-29T15:23:39.21	3.0	undecidable	manual	Pg				1.57	0
IV.SMA1.EHZ.	2020-06-29T15:23:39.39	0.1	undecidable	manual	P	138	12.2766	129	0.18	98
IV.VISG.HHZ.	2020-06-29T15:23:37.21	3.0	undecidable	manual	Pn				-3.1	0
TV.SF01.EHZ.	2020-06-29T15:23:30.05	3.0	undecidable	manual	P				-2.08	0

Station Magnitude and Amplitude

SCNL	mag	Generic_amplitude	Period	Type	Category	Unit	Time_window_reference
IV.SMA1.EHN.	ML:0.8	0.00006886143	0.1408	AML	other	m	2020-06-29T15:23:42.48
IV.SMA1.EHE.	ML:0.9	0.00008250724500000001	0.1536	AML	other	m	2020-06-29T15:23:42.59
IV.MTRA.EHE.	ML:1.1	0.00011795695999999999	0.2432	AML	other	m	2020-06-29T15:23:42.64
IV.MTRA.EHN.	ML:0.9	0.00008654982	0.384	AML	other	m	2020-06-29T15:23:41.96
IV.NRCA.HHE.	ML:1.5	0.00029044959999999996	0.0512	AML	other	m	2020-06-29T15:23:42.76
IV.NRCA.HHN.	ML:1.5	0.00026467410000000004	0.0896	AML	other	m	2020-06-29T15:23:42.62
IV.NRCA.HNE.	ML:1.5	0.00027855284999999996	0.064	AML	other	m	2020-06-29T15:23:42.79

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 29-06-2020 and time 17:23:36 (Italy) in region 2 km NW Accumoli (RI)

Municipalities within 20 km from the epicenter

Municipalities with at least 50000 inhabitants

Origin

Uncertainty

Quality

ML:1.2