Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 15-12-2019 and time 14:06:49 (Italy) in region 4 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 0.8 earthquake occured in region: 4 km NE Castelsantangelo sul Nera (MC), on

  • 15-12-2019 13:06:49 (UTC)
  • 15-12-2019 14:06:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9220, 13.1810 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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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Castelsantangelo sul Nera MC 4 281 281
Ussita MC 4 444 725
Visso MC 8 1107 1832
Bolognola MC 9 142 1974
Acquacanina MC 12 121 2095
Montemonaco AP 12 604 2699
Preci PG 12 724 3423
Fiastra MC 13 559 3982
Montefortino FM 13 1178 5160
Fiordimonte MC 15 202 5362
Montegallo AP 15 523 5885
Amandola FM 16 3629 9514
Norcia PG 16 4957 14471
Sarnano MC 16 3264 17735
Monte Cavallo MC 17 145 17880
Pieve Torina MC 17 1458 19338
Pievebovigliana MC 18 866 20204
Arquata del Tronto AP 19 1178 21382
Comunanza AP 20 3166 24548

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
52 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
66 Km N of L'Aquila (69753 inhabitants)
68 Km E of Perugia (166134 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
91 Km NW of Montesilvano (53738 inhabitants)
99 Km NW of Pescara (121014 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 0.8 2019-12-15
13:06:49		 42.9217 13.1808 10 2019-12-15
13:12:35		 Sala Sismica INGV-Roma 74660871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-15 13:06:49 ± 0.1
Latitude 42.9217 ± 0.0045
Longitude 13.1808 ± 0.0049
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 74660871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 402
Semi-minor axis of confidence ellipse (meter) 389
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 188
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) 83
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.01169
Epicentral distance of station farthest from the epicenter (degree) 0.24551
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 74660871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-15 13:12:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.HNZ. 2019-12-15T13:06:59.27 0.3 undecidable manual S 322 27.2505 110 -0.16 73
IV.SAP2.EHZ. 2019-12-15T13:06:59.48 0.6 undecidable manual S 42 26.2515 110 0.36 45
IV.CESI.HHZ. 2019-12-15T13:06:58.64 0.3 undecidable manual S 292 24.2535 112 0.17 72
IV.PF6.EHZ. 2019-12-15T13:06:58.00 0.6 undecidable manual S 3 24.0537 112 -0.39 45
IV.MF5.EHZ. 2019-12-15T13:06:58.74 0.6 undecidable manual S 72 23.754 112 0.42 45
IV.CSP1.EHZ. 2019-12-15T13:06:56.80 0.3 undecidable manual S 6 18.9699 117 0 75
IV.MML1.HNZ. 2019-12-15T13:06:56.02 0.6 undecidable manual P 322 27.2505 110 0.83 37
IT.MTCL.HGZ. 2019-12-15T13:06:56.08 0.6 undecidable manual S 299 16.7721 120 -0.05 49
IV.FDMO.HHZ. 2019-12-15T13:06:55.53 0.3 undecidable manual S 329 14.874 123 -0.02 75
IV.CESI.HHZ. 2019-12-15T13:06:54.47 0.3 undecidable manual P 292 24.2535 112 -0.17 72
IV.PF6.EHZ. 2019-12-15T13:06:54.27 0.6 undecidable manual P 3 24.0537 112 -0.32 46
IV.MF5.EHZ. 2019-12-15T13:06:54.60 0.6 undecidable manual P 72 23.754 112 0.05 49
IV.MMO1.EHZ. 2019-12-15T13:06:54.38 0.3 undecidable manual S 102 12.0768 129 -0.4 70
IV.SAP2.EHZ. 2019-12-15T13:06:54.97 0.6 undecidable manual P 42 26.2515 110 -0.05 49
IV.NRCA.HHZ. 2019-12-15T13:06:54.34 0.3 undecidable manual S 209 11.1777 131 -0.19 73
IV.MC2.EHZ. 2019-12-15T13:06:53.29 0.3 undecidable manual S 150 1.2987 172 0.5 70
IT.MTCL.HGZ. 2019-12-15T13:06:53.25 0.3 undecidable manual P 299 16.7721 120 -0.03 75
IV.CSP1.EHZ. 2019-12-15T13:06:53.57 0.3 negative manual P 6 18.9699 117 -0.1 73
IV.MMO1.EHZ. 2019-12-15T13:06:52.31 0.3 undecidable manual P 102 12.0768 129 -0.2 73
IV.NRCA.HHZ. 2019-12-15T13:06:52.28 0.1 undecidable manual P 209 11.1777 131 -0.08 100
IV.FDMO.HHZ. 2019-12-15T13:06:52.98 0.3 undecidable manual P 329 14.874 123 0.03 75
IV.MC2.EHZ. 2019-12-15T13:06:51.60 0.1 undecidable manual P 150 1.2987 172 0.24 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.2 0.00019490515 0.0832 AML other m 2019-12-15T13:06:54.46
IV.NRCA.HHN. ML:1.1 0.000165496 0.1024 AML other m 2019-12-15T13:06:54.86
IV.NRCA.HNE. ML:1.2 0.00017451814500000002 0.0832 AML other m 2019-12-15T13:06:54.47
IV.NRCA.HNN. ML:1.2 0.00019677174999999997 0.9536 AML other m 2019-12-15T13:06:54.58
IV.FDMO.HHE. ML:0.6 0.00003351829 0.1792 AML other m 2019-12-15T13:06:55.94
IV.FDMO.HHN. ML:0.8 0.00006184941 0.1984 AML other m 2019-12-15T13:06:55.89
IV.CSP1.EHE. ML:0.6 0.00002845891095 0.3392 AML other m 2019-12-15T13:06:57.15
IV.CSP1.EHN. ML:0.5 0.0000233071435 0.3008 AML other m 2019-12-15T13:06:57.18
IV.CESI.HHE. ML:0.6 0.00002700008 0.8768 AML other m 2019-12-15T13:06:59.22
IV.CESI.HHN. ML:0.8 0.00003492484 0.2432 AML other m 2019-12-15T13:06:58.66
IV.MF5.EHE. ML:0.6 0.000026461749999999998 0.32 AML other m 2019-12-15T13:06:59.01
IV.MF5.EHN. ML:0.9 0.0000426716935 1.8624 AML other m 2019-12-15T13:06:59.02
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