Earthquake with magnitude of ML 1.4 on date 27-10-2019 and time 12:22:25 (UTC) in region 5 km E Norcia (PG)

A magnitude ML 1.4 earthquake occured in region: 5 km E Norcia (PG), on

  • 27-10-2019 12:22:25 (UTC)
  • 27-10-2019 13:22:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7760, 13.1460 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.

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 5 4957 4957
Accumoli RI 12 667 5624
Arquata del Tronto AP 12 1178 6802
Cascia PG 13 3217 10019
Castelsantangelo sul Nera MC 13 281 10300
Preci PG 14 724 11024
Montegallo AP 17 523 11547
Cittareale RI 18 482 12029
Visso MC 18 1107 13136
Poggiodomo PG 19 117 13253
Ussita MC 19 444 13697
Cerreto di Spoleto PG 19 1075 14772
Amatrice RI 20 2657 17429

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
48 Km W of Teramo (54892 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
72 Km SE of Perugia (166134 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
94 Km W of Pescara (121014 inhabitants)
95 Km NE of Tivoli (56533 inhabitants)
96 Km NW of Chieti (51815 inhabitants)
98 Km SW of Ancona (100861 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 1.4 2019-10-27
12:22:25
42.7763 13.1458 10 2019-10-27
12:27:52
Sala Sismica INGV-Roma 73471211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-27 12:22:25 ± 0.07
Latitude 42.7763 ± 0.0036
Longitude 13.1458 ± 0.0074
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 73471211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 560
Semi-minor axis of confidence ellipse (meter) 199
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 77
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27160
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 73471211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-27 12:27:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2019-10-27T12:22:36.31 0.3 undecidable manual S 351 29.2485 50 -0.09 73
IV.RM33.HNE. 2019-10-27T12:22:36.38 0.6 undecidable manual S 169 30.1476 50 -0.27 47
IV.SMA1.EHZ. 2019-10-27T12:22:34.11 0.1 undecidable manual S 136 22.3554 114 -0.25 95
IV.TERO.HHZ. 2019-10-27T12:22:33.62 3.0 undecidable manual P -0.37 0
IV.MTRA.EHZ. 2019-10-27T12:22:33.54 0.1 undecidable manual S 96 20.5683 116 -0.24 95
IV.MF5.EHZ. 2019-10-27T12:22:33.21 3.0 positive manual P 0.27 0
IV.T1299.HNZ. 2019-10-27T12:22:33.68 0.3 undecidable manual S 145 19.2696 117 0.29 71
IV.LNSS.HHZ. 2019-10-27T12:22:33.84 0.1 undecidable manual S 204 21.0678 115 -0.11 98
IV.CSP1.EHZ. 2019-10-27T12:22:32.85 3.0 negative manual P -0.16 0
IV.RM33.HNE. 2019-10-27T12:22:32.56 0.1 undecidable manual P 169 30.1476 50 0.46 89
IV.MC2.EHZ. 2019-10-27T12:22:32.63 0.3 undecidable manual S 13 15.3735 123 0.41 70
IT.MTCL.HGZ. 2019-10-27T12:22:31.31 0.1 undecidable manual P 334 26.9508 50 -0.28 93
IV.FDMO.HHZ. 2019-10-27T12:22:31.92 0.1 undecidable manual P 351 29.2485 50 -0.03 98
IV.T1299.HNZ. 2019-10-27T12:22:30.48 0.1 undecidable manual P 145 19.2696 117 0.27 95
IV.LNSS.HHZ. 2019-10-27T12:22:30.53 0.1 undecidable manual P 204 21.0678 115 0 100
IV.SMA1.EHZ. 2019-10-27T12:22:30.71 0.1 undecidable manual P 136 22.3554 114 -0.06 99
IV.MTRA.EHZ. 2019-10-27T12:22:30.32 0.1 undecidable manual P 96 20.5683 116 -0.12 98
IV.MC2.EHZ. 2019-10-27T12:22:29.75 0.1 undecidable manual P 13 15.3735 123 0.22 97
IV.NRCA.HHZ. 2019-10-27T12:22:29.72 0.1 undecidable manual S 338 6.8931 145 -0.32 96
IV.NRCA.HHZ. 2019-10-27T12:22:28.43 0.1 undecidable manual P 338 6.8931 145 0.15 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.6 0.00064 0.08 AML other m 2019-10-27T12:22:29.91
IV.LNSS.HHN. ML:1.2 0.000112 0.22 AML other m 2019-10-27T12:22:34.41
IV.LNSS.HHE. ML:1.1 0.00009609999999999999 0.38 AML other m 2019-10-27T12:22:34.23
IV.NRCA.HHE. ML:1.5 0.000544216 0.064 AML other m 2019-10-27T12:22:29.00
IV.NRCA.HNE. ML:1.5 0.00048290050000000004 0.0704 AML other m 2019-10-27T12:22:29.00
IV.NRCA.HNN. ML:1.5 0.00051977545 0.0832 AML other m 2019-10-27T12:22:29.91
IV.LNSS.HNE. ML:1.3 0.00015533427499999999 0.4096 AML other m 2019-10-27T12:22:34.23
IV.LNSS.HNN. ML:1.0 0.00006390296000000001 0.2688 AML other m 2019-10-27T12:22:33.98
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