Earthquake 9 km E Umbertide (PG), Magnitude ML 0.7, 12 August 2020 time 19:22:08 (Timezone Italy)

A magnitude ML 0.7 earthquake occured in region: 9 km E Umbertide (PG), on

12-08-2020 17:22:08 (UTC)
12-08-2020 19:22:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.2890, 12.4380 at 22 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
Umbertide	PG	9	16681	16681
Montone	PG	12	1680	18361
Gubbio	PG	14	32216	50577
Pietralunga	PG	17	2111	52688
Valfabbrica	PG	20	3389	56077

Municipalities with at least 50000 inhabitants

An earthquake occurred to

21 Km N of Perugia (166134 inhabitants)

43 Km NW of Foligno (57155 inhabitants)

49 Km E of Arezzo (99543 inhabitants)

78 Km SW of Fano (60888 inhabitants)

79 Km SW of Pesaro (94582 inhabitants)

83 Km N of Terni (111501 inhabitants)

87 Km S of Rimini (147750 inhabitants)

90 Km E of Siena (53903 inhabitants)

95 Km W of Ancona (100861 inhabitants)

96 Km S of Cesena (96758 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 0.7	2020-08-12 17:22:08	43.2887	12.4383	23	2020-08-12 17:42:47	Sala Sismica INGV-Roma	81913521

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	2020-08-12 17:22:08 ± 0.1
Latitude	43.2887 ± 0.0045
Longitude	12.4383 ± 0.0148
Depth (km)	23 ± 1 (from location)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	100 -> SURVEY-INGV
Event type	earthquake
Origin ID	81913521

Uncertainty

Field	Value
Preferred uncertainty description	uncertainty ellipse
Semi-major axis of confidence ellipse (meter)	1164
Semi-minor axis of confidence ellipse (meter)	185
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)	270
Circular confidence region, given by single value of horizontal uncertainty (meter)	1160.0
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	208
Number of associated phases, regardless of their use for origin computation	40
Number of defining phases	20
RMS of the travel time residuals of the arrivals used for the origin computation (sec)	0.13
Epicentral distance of station closest to the epicenter (degree)	0.00000
Epicentral distance of station farthest from the epicenter (degree)	0.25631
Number of stations at which the event was observed	30
Number of stations from which data was used for origin computation	10

Magnitude information

ML:0.7

Field	Value
Value	0.7
Uncertainty	0.4
Num. used stations	6
Type of magnitude	ML
Reference to an origin	81913521
Agency	INGV
Autore	Sala Sismica INGV-Roma
Time of creation (UTC)	2020-08-12 17:42:47

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Takeoff_angle	Residual	Weight
IV.MBFT.HHZ.	2020-08-12T17:24:19.27	3.0	undecidable	manual	Sg				1.38	0
IV.CRAC.EHZ.	2020-08-12T17:24:14.17	3.0	undecidable	manual	Sg				9.72	0
IV.MONC.HHZ.	2020-08-12T17:23:29.44	3.0	undecidable	manual	Sn				2.37	0
IV.PANTE.HHZ.	2020-08-12T17:23:26.91	3.0	undecidable	manual	Pg				-2.66	0
OE.ARSA.BHZ.	2020-08-12T17:23:11.57	3.0	negative	manual	Pn				-3.52	0
MN.CLTB.HHZ.	2020-08-12T17:23:08.86	3.0	negative	manual	Pn				-9.99	0
GU.RNCA.HHZ.	2020-08-12T17:23:05.62	3.0	undecidable	manual	Sg				1.68	0
SL.BOJS.BHZ.	2020-08-12T17:23:01.67	3.0	negative	manual	Pg				5.81	0
OX.CIMO.HHZ.	2020-08-12T17:22:58.89	3.0	positive	manual	Pg				8.47	0
IV.PZUN.HHZ.	2020-08-12T17:22:56.20	3.0	undecidable	manual	Pn				-4.65	0
IV.CGL.BHZ.	2020-08-12T17:22:52.30	3.0	undecidable	manual	Pg				-5.9	0
IV.RNI2.HHZ.	2020-08-12T17:22:39.37	3.0	negative	manual	Pg				0.9	0
IV.TRIV.HHZ.	2020-08-12T17:22:38.23	3.0	positive	manual	Pg				-3.32	0
RD.PGF.BHZ.	2020-08-12T17:22:36.84	3.0	undecidable	manual	S				-9.99	0
IV.VENL.HNZ.	2020-08-12T17:22:33.86	3.0	undecidable	manual	Pn				-4.6	0
IV.IMOL.HNZ.	2020-08-12T17:22:22.05	3.0	undecidable	manual	P				-0.73	0
GU.GSCL.HHZ.	2020-08-12T17:22:20.27	3.0	positive	manual	Pn				-3.02	0
IV.PIEI.HHZ.	2020-08-12T17:22:19.06	0.3	undecidable	manual	S	16	28.4493	121	-0.46	67
IV.ATBU.EHN.	2020-08-12T17:22:18.36	0.3	undecidable	manual	S	23	22.5552	129	0.14	71
IV.ATPC.HHN.	2020-08-12T17:22:18.15	0.3	undecidable	manual	S	4	21.3675	130	0.18	71
IV.ATPI.EHZ.	2020-08-12T17:22:17.28	0.3	undecidable	manual	S	351	18.1707	136	-0.08	74
IV.MOCL.EHZ.	2020-08-12T17:22:16.52	3.0	undecidable	manual	Pg				-0.1	0
IV.TB01.DHZ.01	2020-08-12T17:22:16.08	0.3	undecidable	manual	S	359	10.2786	152	-0.03	75
IV.ATVO.HHZ.	2020-08-12T17:22:16.12	0.3	undecidable	manual	S	346	10.6782	151	-0.03	75
IV.TB03.DHZ.01	2020-08-12T17:22:16.61	0.3	undecidable	manual	S	350	12.6762	147	0.18	72
IV.TB02.DHN.01	2020-08-12T17:22:15.97	0.3	undecidable	manual	S	346	9.3795	154	-0.02	75
IV.MURB.HHZ.	2020-08-12T17:22:15.80	0.3	undecidable	manual	S	112	7.4814	159	0.01	75
IV.PIEI.HHZ.	2020-08-12T17:22:15.00	0.1	undecidable	manual	P	16	28.4493	121	0.12	95
IV.ATLO.EHE.	2020-08-12T17:22:15.39	0.3	undecidable	manual	S	320	3.8961	169	-0.14	74
IV.ATBU.EHN.	2020-08-12T17:22:14.18	0.1	undecidable	manual	P	23	22.5552	129	0.05	97
IV.ATPC.HHN.	2020-08-12T17:22:14.11	0.1	undecidable	manual	P	4	21.3675	130	0.12	96
IV.TB03.DHZ.01	2020-08-12T17:22:13.12	0.1	undecidable	manual	P	350	12.6762	147	0.02	99
IV.ATPI.EHZ.	2020-08-12T17:22:13.63	0.1	undecidable	manual	P	351	18.1707	136	0	99
IV.MURB.HHZ.	2020-08-12T17:22:12.67	0.1	undecidable	manual	P	112	7.4814	159	-0.06	99
IV.TB01.DHZ.01	2020-08-12T17:22:12.89	0.1	undecidable	manual	P	359	10.2786	152	-0.02	100
IV.ATVO.HHZ.	2020-08-12T17:22:12.92	0.1	undecidable	manual	P	346	10.6782	151	-0.01	100
IV.ATLO.EHE.	2020-08-12T17:22:12.49	0.1	undecidable	manual	P	320	3.8961	169	-0.09	99
IV.TB02.DHN.01	2020-08-12T17:22:12.83	0.1	undecidable	manual	P	346	9.3795	154	-0.02	100
IV.MCIV.CHZ.	2020-08-12T17:22:06.70	3.0	undecidable	manual	S				-5.11	0
IV.RIBO.EHZ.01	2020-08-12T17:22:02.97	3.0	undecidable	manual	S				-0.58	0

Station Magnitude and Amplitude

SCNL	mag	Generic_amplitude	Period	Type	Category	Unit	Time_window_reference
IV.MURB.HHN.	ML:1.4	0.000162	0.32	AML	other	m	2020-08-12T17:22:16.19
IV.ATVO.HHN.	ML:0.2	0.00001245	0.6	AML	other	m	2020-08-12T17:22:16.25
IV.ATVO.HHE.	ML:0.6	0.0000257	0.5	AML	other	m	2020-08-12T17:22:16.25
IV.MURB.HHE.	ML:1.4	0.000153	0.86	AML	other	m	2020-08-12T17:22:16.30
IV.PIEI.HHE.	ML:0.7	0.000019849999999999998	0.32	AML	other	m	2020-08-12T17:22:20.04
IV.PIEI.HHN.	ML:0.6	0.0000131	0.26	AML	other	m	2020-08-12T17:22:20.44

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 0.7 on date 12-08-2020 and time 19:22:08 (Italy) in region 9 km E Umbertide (PG)

Municipalities within 20 km from the epicenter

Municipalities with at least 50000 inhabitants

Origin

Uncertainty

Quality

ML:0.7