Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 25-11-2019 and time 15:59:13 (Italy) in region 8 km E Norcia (PG)

A magnitude ML 1.2 earthquake occured in region: 8 km E Norcia (PG), on

  • 25-11-2019 14:59:13 (UTC)
  • 25-11-2019 15:59:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8030, 13.1940 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.

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
Norcia PG 8 4957 4957
Arquata del Tronto AP 9 1178 6135
Castelsantangelo sul Nera MC 11 281 6416
Montegallo AP 12 523 6939
Accumoli RI 13 667 7606
Preci PG 15 724 8330
Montemonaco AP 15 604 8934
Ussita MC 16 444 9378
Visso MC 17 1107 10485
Cascia PG 17 3217 13702
Acquasanta Terme AP 18 2916 16618
Montefortino FM 20 1178 17796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
45 Km W of Teramo (54892 inhabitants)
52 Km NE of Terni (111501 inhabitants)
53 Km NW of L'Aquila (69753 inhabitants)
74 Km E of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
92 Km W of Pescara (121014 inhabitants)
94 Km NW of Chieti (51815 inhabitants)
94 Km S of Ancona (100861 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
99 Km NE of Tivoli (56533 inhabitants)
99 Km E of Viterbo (67173 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 2019-11-25
14:59:13		 42.8027 13.194 11 2019-11-25
15:06:09		 Sala Sismica INGV-Roma 74013821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-25 14:59:13 ± 0.06
Latitude 42.8027 ± 0.0036
Longitude 13.1940 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 74013821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 442
Semi-minor axis of confidence ellipse (meter) 333
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 75
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31027
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 20
Type of magnitude ML
Reference to an origin 74013821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-25 15:06:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-11-25T14:59:24.51 0.3 undecidable manual S 2 32.1456 50 0.11 71
IV.CESI.HHZ. 2019-11-25T14:59:24.42 0.3 undecidable manual S 314 32.5452 50 -0.09 72
IV.RM33.EHZ. 2019-11-25T14:59:24.74 0.3 undecidable manual S 177 32.6451 50 0.2 70
IV.MF5.EHZ. 2019-11-25T14:59:24.43 0.3 undecidable manual S 46 29.8479 50 0.64 63
IV.FDMO.HHZ. 2019-11-25T14:59:22.84 0.3 undecidable manual S 342 27.3504 50 -0.3 69
IV.LNSS.HNE. 2019-11-25T14:59:22.75 0.3 undecidable manual S 210 25.4523 50 0.12 72
IV.TERO.HHZ. 2019-11-25T14:59:20.72 3.0 negative manual P -0.29 0
IV.RM33.EHZ. 2019-11-25T14:59:19.73 0.3 undecidable manual P 177 32.6451 50 -0.03 72
IV.CAMP.HHZ. 2019-11-25T14:59:19.86 0.3 undecidable manual P 149 34.4433 50 -0.18 70
IV.MF5.EHZ. 2019-11-25T14:59:19.05 0.3 undecidable manual P 46 29.8479 50 -0.28 69
IV.MMO1.EHZ. 2019-11-25T14:59:19.43 0.3 undecidable manual S 45 15.2736 124 -0.22 72
IV.CSP1.EHZ. 2019-11-25T14:59:19.57 0.3 undecidable manual P 2 32.1456 50 -0.12 71
IV.MTRA.EHZ. 2019-11-25T14:59:19.98 0.3 undecidable manual S 107 17.2716 121 -0.26 71
IV.CESI.HHZ. 2019-11-25T14:59:19.66 0.1 undecidable manual P 314 32.5452 50 -0.09 96
IV.MC2.EHZ. 2019-11-25T14:59:18.91 0.3 undecidable manual S 358 12.0768 131 0.13 74
IV.FDMO.HHZ. 2019-11-25T14:59:18.81 0.1 undecidable manual P 342 27.3504 50 -0.15 95
IV.SMA1.EHZ. 2019-11-25T14:59:18.89 3.0 negative manual P 0.45 0
IV.LNSS.HNE. 2019-11-25T14:59:18.68 0.3 undecidable manual P 210 25.4523 50 0.02 74
IV.NRCA.HNZ. 2019-11-25T14:59:17.53 0.3 undecidable manual S 298 7.3815 145 -0.14 74
IV.MTRA.EHZ. 2019-11-25T14:59:17.28 0.1 undecidable manual P 107 17.2716 121 0 100
IV.MC2.EHZ. 2019-11-25T14:59:16.90 0.1 undecidable manual P 358 12.0768 131 0.46 91
IV.MMO1.EHZ. 2019-11-25T14:59:16.95 0.1 undecidable manual P 45 15.2736 124 0.01 100
IV.NRCA.HNZ. 2019-11-25T14:59:15.94 0.1 undecidable manual P 298 7.3815 145 0.15 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:2.4 0.0035119395 0.1536 AML other m 2019-11-25T14:59:17.71
IV.NRCA.HHN. ML:2.3 0.002743659 0.0896 AML other m 2019-11-25T14:59:17.63
IV.NRCA.HNE. ML:2.4 0.0033953075000000004 0.1536 AML other m 2019-11-25T14:59:17.71
IV.NRCA.HNN. ML:2.2 0.00232944 0.0896 AML other m 2019-11-25T14:59:17.59
IV.MTRA.EHE. ML:1.2 0.00013695004999999998 0.0768 AML other m 2019-11-25T14:59:21.08
IV.MTRA.EHN. ML:1.3 0.0001571458 0.2304 AML other m 2019-11-25T14:59:21.27
IV.MTRA.HNE. ML:1.3 0.00015319740000000002 0.2304 AML other m 2019-11-25T14:59:21.79
IV.MTRA.HNN. ML:1.3 0.00016460390000000002 0.2304 AML other m 2019-11-25T14:59:21.15
IV.FDMO.HHE. ML:1.0 0.000054062819999999995 0.2048 AML other m 2019-11-25T14:59:23.08
IV.FDMO.HHN. ML:1.1 0.00006501926 0.2432 AML other m 2019-11-25T14:59:23.06
IV.SMA1.EHE. ML:0.8 0.000044536835 0.3072 AML other m 2019-11-25T14:59:21.81
IV.SMA1.EHN. ML:0.9 0.00004867852 0.1152 AML other m 2019-11-25T14:59:21.85
IV.CSP1.EHE. ML:1.0 0.00004902809 0.2816 AML other m 2019-11-25T14:59:25.29
IV.CSP1.EHN. ML:1.0 0.00004284101 0.96 AML other m 2019-11-25T14:59:25.72
IV.CESI.HHE. ML:1.4 0.00010536977 0.2176 AML other m 2019-11-25T14:59:24.80
IV.CESI.HHN. ML:1.7 0.00022680044999999997 0.1536 AML other m 2019-11-25T14:59:24.80
IV.RM33.EHE. ML:0.8 0.000031038635 0.3456 AML other m 2019-11-25T14:59:25.39
IV.RM33.EHN. ML:0.9 0.000036220435000000006 0.1792 AML other m 2019-11-25T14:59:24.90
IV.TERO.HHE. ML:1.0 0.000035837205 0.1024 AML other m 2019-11-25T14:59:26.32
IV.TERO.HHN. ML:1.2 0.00005043966 0.0768 AML other m 2019-11-25T14:59:26.36
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