Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 23-11-2019 and time 11:06:11 (UTC) in region 8 km SW Serravalle di Chienti (MC)

A magnitude ML 1.2 earthquake occured in region: 8 km SW Serravalle di Chienti (MC), on

  • 23-11-2019 11:06:11 (UTC)
  • 23-11-2019 12:06:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0220, 12.8770 at 7 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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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Serravalle di Chienti MC 8 1070 1070
Monte Cavallo MC 11 145 1215
Valtopina PG 11 1398 2613
Nocera Umbra PG 12 5839 8452
Pieve Torina MC 14 1458 9910
Sefro MC 15 422 10332
Sellano PG 15 1079 11411
Muccia MC 15 915 12326
Foligno PG 16 57155 69481
Spello PG 17 8645 78126
Fiordimonte MC 18 202 78328
Pievebovigliana MC 18 866 79194
Trevi PG 19 8469 87663
Fiuminata MC 19 1402 89065
Pioraco MC 20 1134 90199
Visso MC 20 1107 91306

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of Foligno (57155 inhabitants)
41 Km E of Perugia (166134 inhabitants)
54 Km NE of Terni (111501 inhabitants)
79 Km NW of Teramo (54892 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
86 Km NW of L'Aquila (69753 inhabitants)
92 Km NE of Viterbo (67173 inhabitants)
92 Km S of Fano (60888 inhabitants)
95 Km SE of Arezzo (99543 inhabitants)
99 Km S of Pesaro (94582 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100 		ML 1.2 2019-11-23
11:06:11		 43.0215 12.8767 7 2019-11-23
11:29:24		 Sala Sismica INGV-Roma 73981501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-23 11:06:11 ± 0.12
Latitude 43.0215 ± 0.0072
Longitude 12.8767 ± 0.0086
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 73981501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 923
Semi-minor axis of confidence ellipse (meter) 429
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 215
Circular confidence region, given by single value of horizontal uncertainty (meter) 920.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 177
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41998
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 73981501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-23 11:29:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ILLI.HHZ. 2019-11-23T11:08:07.75 3.0 undecidable manual Sn -6.73 0
CR.ZAG.BHZ. 2019-11-23T11:07:56.94 3.0 undecidable manual Sn 0.03 0
IV.DGI.HHZ. 2019-11-23T11:07:47.06 3.0 undecidable manual Sg 10.07 0
IV.MGR.HNZ. 2019-11-23T11:07:47.20 3.0 undecidable manual Sn 1.73 0
IV.CTI.HHZ. 2019-11-23T11:07:46.44 3.0 undecidable manual Sg 6.42 0
IV.PALZ.HHZ. 2019-11-23T11:07:44.12 3.0 undecidable manual Sg 6.22 0
IV.IOCA.HHZ. 2019-11-23T11:07:22.36 3.0 undecidable manual Sg 7.01 0
GU.GSCL.HHZ. 2019-11-23T11:07:16.76 3.0 undecidable manual Sg 7.92 0
IV.SCHR.EHZ. 2019-11-23T11:06:59.44 3.0 undecidable manual Pn -5.3 0
IV.PALZ.HHZ. 2019-11-23T11:06:58.64 3.0 undecidable manual Pn 1.36 0
IV.RNI2.HHZ. 2019-11-23T11:06:58.05 3.0 undecidable manual Sn -2.1 0
IV.CTI.HHZ. 2019-11-23T11:06:55.14 3.0 undecidable manual Pn -3.33 0
IV.DGI.HHZ. 2019-11-23T11:06:52.64 3.0 undecidable manual Pn -4.13 0
IV.POFI.HHZ. 2019-11-23T11:06:51.55 3.0 undecidable manual S -2.44 0
IV.OPPE.HHZ. 2019-11-23T11:06:47.47 3.0 undecidable manual Pn -2.24 0
IV.MAON.HHZ. 2019-11-23T11:06:40.92 3.0 undecidable manual S -0.29 0
IV.RIBO.EHZ.01 2019-11-23T11:06:40.44 3.0 undecidable manual S -1.36 0
IV.RNI2.HHZ. 2019-11-23T11:06:38.27 3.0 undecidable manual P 2.2 0
IT.OPI.HGZ. 2019-11-23T11:06:37.85 3.0 undecidable manual P 4.94 0
IV.VVLD.HHZ. 2019-11-23T11:06:29.20 3.0 positive manual P -1.29 0
IV.SSFR.HHZ. 2019-11-23T11:06:27.86 0.6 undecidable manual S 351 46.62 50 0.14 45
IV.NRCA.HHE. 2019-11-23T11:06:22.27 0.6 undecidable manual S 137 28.4493 104 0.24 46
IV.PE3.EHZ. 2019-11-23T11:06:21.67 3.0 positive manual P -3.14 0
IV.ATCC.EHZ. 2019-11-23T11:06:21.48 0.6 undecidable manual S 314 26.3514 105 0.13 47
IV.SSFR.HHZ. 2019-11-23T11:06:20.63 0.1 undecidable manual P 351 46.62 50 -0.4 86
IV.CSP1.EHZ. 2019-11-23T11:06:20.79 3.0 positive manual P 0.47 0
IV.FDMO.HHZ. 2019-11-23T11:06:18.26 0.6 undecidable manual S 84 17.1717 112 -0.04 49
IV.ATCC.EHZ. 2019-11-23T11:06:17.48 0.1 undecidable manual P 314 26.3514 105 0.13 94
IV.NRCA.HHE. 2019-11-23T11:06:17.74 0.1 undecidable manual P 137 28.4493 104 0 96
IV.FDMO.HHZ. 2019-11-23T11:06:15.80 0.6 undecidable manual P 84 17.1717 112 0.21 47
IV.MML1.HNN. 2019-11-23T11:06:14.89 0.1 undecidable manual P 37 12.7761 118 0.1 97
IV.CESI.HHZ. 2019-11-23T11:06:14.00 0.6 undecidable manual S 129 2.8971 157 -0.47 45
IV.CESI.HHZ. 2019-11-23T11:06:13.40 0.1 undecidable manual P 129 2.8971 157 0.02 100
IV.MOMA.HHZ. 2019-11-23T11:06:07.83 3.0 undecidable manual P 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.9 0.00008135000000000001 1.16 AML other m 2019-11-23T11:06:19.71
IV.FDMO.HHN. ML:0.9 0.00007960000000000001 0.38 AML other m 2019-11-23T11:06:20.23
IV.SSFR.HHE. ML:1.3 0.00006115 1.3 AML other m 2019-11-23T11:06:28.16
IV.SSFR.HHN. ML:1.4 0.0000757 0.24 AML other m 2019-11-23T11:06:28.80
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download