Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 25-11-2019 and time 11:47:31 (Italy) in region 4 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.3 earthquake occured in region: 4 km SE Castelsantangelo sul Nera (MC), on

  • 25-11-2019 10:47:31 (UTC)
  • 25-11-2019 11:47:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8740, 13.1960 at 14 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.

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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 9 444 725
Visso MC 11 1107 1832
Montemonaco AP 11 604 2436
Montegallo AP 12 523 2959
Norcia PG 12 4957 7916
Preci PG 13 724 8640
Bolognola MC 14 142 8782
Arquata del Tronto AP 14 1178 9960
Montefortino FM 14 1178 11138
Acquacanina MC 18 121 11259
Amandola FM 18 3629 14888
Fiastra MC 18 559 15447
Sarnano MC 20 3264 18711

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
48 Km NW of Teramo (54892 inhabitants)
57 Km NE of Terni (111501 inhabitants)
60 Km N of L'Aquila (69753 inhabitants)
71 Km E of Perugia (166134 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
95 Km W of Pescara (121014 inhabitants)
99 Km NW of Chieti (51815 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 2019-11-25
10:47:31		 42.8737 13.1957 14 2020-02-28
16:42:27		 Bollettino Sismico Italiano INGV 76702921
Reviewed
Rev100 		ML 1.3 2019-11-25
10:47:31		 42.8743 13.1912 15 2019-11-25
10:53:26		 Sala Sismica INGV-Roma 74010811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-25 10:47:31 ± 0.06
Latitude 42.8737 ± 0.0027
Longitude 13.1957 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76702921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 450
Semi-minor axis of confidence ellipse (meter) 28
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.03777
Epicentral distance of station farthest from the epicenter (degree) 0.50362
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 76702921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-21 15:41:29

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 74010811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-25 10:53:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIGS.HHZ. 2019-11-25T10:47:49.26 0.6 undecidable manual S 146 55.8996 94 -0.08 46
IV.TERO.HHZ. 2019-11-25T10:47:45.98 0.6 undecidable manual S 130 43.3233 95 -0.03 47
IV.LNSS.HNZ. 2019-11-25T10:47:43.70 0.6 undecidable manual S 203 32.5452 98 0.55 42
IV.CESI.HHE. 2019-11-25T10:47:42.05 0.6 undecidable manual S 302 27.75 101 0.17 47
IV.GIGS.HHZ. 2019-11-25T10:47:42.02 0.3 undecidable manual P 146 55.8996 94 0.03 69
IV.SMA1.EHN. 2019-11-25T10:47:42.29 0.6 undecidable manual S 157 29.2485 100 0.01 48
IV.MF5.EHZ. 2019-11-25T10:47:41.58 0.6 undecidable manual S 59 24.9528 103 0.44 45
IT.MTCL.HGE. 2019-11-25T10:47:40.01 0.3 undecidable manual S 310 20.7681 107 -0.06 73
IV.TERO.HHZ. 2019-11-25T10:47:40.06 0.3 undecidable manual P 130 43.3233 95 -0.01 71
IV.CSP1.EHZ. 2019-11-25T10:47:40.90 0.3 undecidable manual S 2 24.2535 103 -0.06 72
IV.FDMO.HHZ. 2019-11-25T10:47:39.62 0.3 undecidable manual S 334 20.0688 109 -0.28 70
IV.MTRA.EHE. 2019-11-25T10:47:39.70 0.6 undecidable manual S 128 20.868 107 -0.39 46
IV.LNSS.HNZ. 2019-11-25T10:47:38.42 0.3 undecidable manual P 203 32.5452 98 0.01 72
IV.MF5.EHZ. 2019-11-25T10:47:37.40 0.1 undecidable manual P 59 24.9528 103 0.15 95
IV.NRCA.HHZ. 2019-11-25T10:47:37.29 0.3 undecidable manual S 236 7.9809 143 0.06 75
IV.CSP1.EHZ. 2019-11-25T10:47:37.21 0.3 undecidable manual P 2 24.2535 103 0.06 73
IV.SMA1.EHN. 2019-11-25T10:47:37.84 0.3 undecidable manual P 157 29.2485 100 -0.07 72
IV.CESI.HHE. 2019-11-25T10:47:37.72 0.1 undecidable manual P 302 27.75 101 0.04 97
IV.MC2.EHZ. 2019-11-25T10:47:36.91 0.3 undecidable manual S 353 4.1958 159 0.17 74
IV.FDMO.HHZ. 2019-11-25T10:47:36.38 0.3 undecidable manual P 334 20.0688 109 -0.16 71
IV.MTRA.EHE. 2019-11-25T10:47:36.36 0.1 undecidable manual P 128 20.868 107 -0.29 93
IT.MTCL.HGE. 2019-11-25T10:47:36.57 0.3 undecidable manual P 310 20.7681 107 -0.07 73
IV.NRCA.HHZ. 2019-11-25T10:47:35.03 0.1 undecidable manual P 236 7.9809 143 0.04 100
IV.MMO1.EHE. 2019-11-25T10:47:35.18 0.3 undecidable manual P 75 11.0778 131 -0.14 73
IV.MC2.EHZ. 2019-11-25T10:47:34.81 0.1 undecidable manual P 353 4.1958 159 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:1.5 0.0003363705 0.1024 AML other m 2019-11-25T10:47:37.55
IV.NRCA.HNN. ML:1.3 0.00023562509999999997 1.84 AML other m 2019-11-25T10:47:38.95
IV.NRCA.HHE. ML:1.5 0.0003775 0.64 AML other m 2019-11-25T10:47:38.54
IV.NRCA.HHN. ML:1.4 0.00027400000000000005 0.48 AML other m 2019-11-25T10:47:38.54
IV.FDMO.HHN. ML:1.0 0.000058175585000000005 1.7824 AML other m 2019-11-25T10:47:40.94
IV.TERO.HHN. ML:1.2 0.000043773405000000004 1.2448 AML other m 2019-11-25T10:47:45.18
IV.TERO.HHE. ML:1.2 0.00004338318500000001 0.64 AML other m 2019-11-25T10:47:46.21
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