Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 02-12-2019 and time 15:38:30 (Italy) in region 7 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.3 earthquake occured in region: 7 km SE Castelsantangelo sul Nera (MC), on

  • 02-12-2019 14:38:30 (UTC)
  • 02-12-2019 15:38:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.84, 13.18 at 13 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 7 281 281
Norcia PG 9 4957 5238
Arquata del Tronto AP 12 1178 6416
Montegallo AP 12 523 6939
Ussita MC 12 444 7383
Preci PG 13 724 8107
Visso MC 13 1107 9214
Montemonaco AP 14 604 9818
Accumoli RI 17 667 10485
Montefortino FM 17 1178 11663
Bolognola MC 18 142 11805
Cascia PG 19 3217 15022
Acquasanta Terme AP 20 2916 17938

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
47 Km W of Teramo (54892 inhabitants)
54 Km NE of Terni (111501 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
71 Km E of Perugia (166134 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
91 Km SW of Ancona (100861 inhabitants)
94 Km W of Pescara (121014 inhabitants)
97 Km NW of Chieti (51815 inhabitants)
100 Km E of Viterbo (67173 inhabitants)
100 Km NE of Guidonia Montecelio (88673 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
Bulletin
Rev1000 		ML 1.3 2019-12-02
14:38:30		 42.84 13.18 13 2020-02-28
16:42:15		 Bollettino Sismico Italiano INGV 74766621
Reviewed
Rev100 		ML 1.4 2019-12-02
14:38:30		 42.84 13.19 13 2019-12-02
14:46:12		 Sala Sismica INGV-Roma 74251651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-02 14:38:30 ± 0.05
Latitude 42.84 ± 0.00
Longitude 13.18 ± 0.00
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74766621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 325
Semi-minor axis of confidence ellipse (meter) 80
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 239
Circular confidence region, given by single value of horizontal uncertainty (meter) 320
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.2635
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 74251651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-02 14:46:12

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 74766621
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-18 14:33:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CESI.HNZ. 2019-12-02T14:38:41.03 0.3 undecidable manual S 309 0.2635 96 0.17 70
IV.SMA1.EHZ. 2019-12-02T14:38:40.14 0.3 undecidable manual S 152 0.2356 98 0.12 72
IV.CSP1.EHZ. 2019-12-02T14:38:40.62 0.3 undecidable manual S 3 0.2536 97 0.05 72
IV.FDMO.HHZ. 2019-12-02T14:38:39.08 0.3 undecidable manual S 340 0.2104 100 -0.22 71
IV.MTRA.EHZ. 2019-12-02T14:38:38.21 0.3 undecidable manual S 117 0.1763 104 -0.08 73
IT.MTCL.HGZ. 2019-12-02T14:38:38.97 0.1 undecidable manual S 319 0.2059 100 -0.2 95
IV.FEMA.HNZ. 2019-12-02T14:38:37.70 0.3 undecidable manual S 322 0.1583 108 -0.09 73
IV.CESI.HNZ. 2019-12-02T14:38:36.56 0.1 positive manual P 309 0.2635 96 0.05 96
IV.LNSS.HHZ. 2019-12-02T14:38:36.37 0.6 undecidable manual P 204 0.2581 97 -0.03 49
IV.SMA1.EHZ. 2019-12-02T14:38:36.02 0.1 undecidable manual P 152 0.2356 98 0 98
IV.MF5.EHZ. 2019-12-02T14:38:36.75 0.3 undecidable manual P 53 0.2509 97 0.46 66
IV.CSP1.EHZ. 2019-12-02T14:38:36.28 0.1 positive manual P 3 0.2536 97 -0.06 97
IV.MMO1.EHZ. 2019-12-02T14:38:36.59 0.1 undecidable manual S 60 0.1214 119 -0.19 95
IV.GAVE.HNZ. 2019-12-02T14:38:36.98 3.0 undecidable manual P 0.42 0
IT.MTCL.HGZ. 2019-12-02T14:38:35.47 0.1 undecidable manual P 319 0.2059 100 -0.06 98
IV.FDMO.HHZ. 2019-12-02T14:38:35.53 0.1 undecidable manual P 340 0.2104 100 -0.07 97
IV.NRCA.HHZ. 2019-12-02T14:38:35.14 0.3 undecidable manual S 265 0.0513 150 -0.15 73
IV.MC2.EHZ. 2019-12-02T14:38:35.89 0.3 undecidable manual S 3 0.0737 139 0.22 73
IV.MMO1.EHZ. 2019-12-02T14:38:34.16 0.1 undecidable manual P 60 0.1214 119 0.01 100
IV.FEMA.HNZ. 2019-12-02T14:38:34.75 0.3 undecidable manual P 322 0.1583 108 0.02 74
IV.MTRA.EHZ. 2019-12-02T14:38:34.88 0.1 undecidable manual P 117 0.1763 104 -0.14 96
IV.MC2.EHZ. 2019-12-02T14:38:33.73 0.1 positive manual P 3 0.0737 139 0.22 97
IV.NRCA.HHZ. 2019-12-02T14:38:33.39 0.1 undecidable manual P 265 0.0513 150 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:1.4 0.000351955 0.1088 AML other m 2019-12-02T14:38:36.37
IV.NRCA.HNN. ML:1.5 0.00042299925 0.1088 AML other m 2019-12-02T14:38:36.00
IV.NRCA.HHN. ML:1.5 0.000442665 0.1408 AML other m 2019-12-02T14:38:35.22
IV.NRCA.HHE. ML:1.5 0.0003839321 0.096 AML other m 2019-12-02T14:38:36.37
IV.FDMO.HHE. ML:0.8 3.9164005E-5 0.1152 AML other m 2019-12-02T14:38:39.90
IV.FDMO.HHN. ML:1.1 6.8937895E-5 1.9392 AML other m 2019-12-02T14:38:41.43
IV.SMA1.EHE. ML:1 5.8522475E-5 1.2608 AML other m 2019-12-02T14:38:42.66
IV.SMA1.EHN. ML:1 4.994985E-5 0.1984 AML other m 2019-12-02T14:38:40.44
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download