Earthquake with magnitude of ML 1.1 on date 27-10-2019 and time 09:39:50 (Italy) in region 5 km E Norcia (PG)

A magnitude ML 1.1 earthquake occured in region: 5 km E Norcia (PG), on

  • 27-10-2019 08:39:50 (UTC)
  • 27-10-2019 09:39:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7730, 13.1530 at 10 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.

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 14 281 10300
Preci PG 15 724 11024
Montegallo AP 17 523 11547
Cittareale RI 17 482 12029
Visso MC 18 1107 13136
Poggiodomo PG 19 117 13253
Ussita MC 19 444 13697
Amatrice RI 19 2657 16354

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
47 Km W of Teramo (54892 inhabitants)
48 Km NE of Terni (111501 inhabitants)
51 Km NW of L'Aquila (69753 inhabitants)
73 Km SE of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km W of Pescara (121014 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
95 Km NE of Tivoli (56533 inhabitants)
95 Km NW of Chieti (51815 inhabitants)
99 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
Bulletin
Rev1000
ML 1.1 2019-10-27
08:39:50
42.7732 13.1533 10 2020-02-28
16:42:19
Bollettino Sismico Italiano INGV 75618481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-27 08:39:50 ± 0.06
Latitude 42.7732 ± 0.0036
Longitude 13.1533 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75618481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 423
Semi-minor axis of confidence ellipse (meter) 246
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) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36333
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 75618481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-17 19:21:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GALF.HHZ. 2019-10-27T08:41:23.55 3.0 negative manual Pg 18.639999 0
IV.ACATE.HNZ. 2019-10-27T08:41:16.60 3.0 undecidable manual Pn 2.61 0
IV.MSRU.HHZ. 2019-10-27T08:41:16.15 3.0 undecidable manual Pg 15.6 0
GU.CANO.HHZ. 2019-10-27T08:41:11.62 3.0 undecidable manual Sn -0.82 0
IV.CGL.BHZ. 2019-10-27T08:41:04.66 3.0 negative manual Pg 13.16 0
IV.MRB1.HHZ. 2019-10-27T08:41:03.88 3.0 undecidable manual Sg 8.58 0
IV.ERC.EHZ. 2019-10-27T08:41:01.93 3.0 undecidable manual Pn 3.48 0
IT.VRB.HGZ. 2019-10-27T08:40:49.93 3.0 undecidable manual Pg 9.91 0
IV.DGI.HHZ. 2019-10-27T08:40:46.34 3.0 undecidable manual Pg 7.49 0
GU.GSCL.HHZ. 2019-10-27T08:40:42.44 3.0 undecidable manual Sg 7.7 0
CR.STON.BHZ. 2019-10-27T08:40:32.64 3.0 undecidable manual Pn -1.77 0
GU.CANO.HHZ. 2019-10-27T08:40:31.18 3.0 undecidable manual Pn -1.35 0
IV.VULT.HHZ. 2019-10-27T08:40:29.77 3.0 undecidable manual Pn 0.98 0
IT.ORP.HGZ. 2019-10-27T08:40:25.97 3.0 undecidable manual Pn 2.94 0
ST.VARA.EHZ. 2019-10-27T08:40:22.73 3.0 undecidable manual Pn -1.15 0
IV.T1299.EHZ. 2019-10-27T08:40:06.95 3.0 undecidable manual Sg 0
IT.FIE.HGZ. 2019-10-27T08:40:04.14 3.0 undecidable manual Pg 2.3 0
IV.T1299.EHZ. 2019-10-27T08:40:04.08 3.0 undecidable manual P 0
IV.TERO.HHZ. 2019-10-27T08:40:03.74 0.3 undecidable manual S 114 40.3263 50 0.12 73
IV.CESI.HHE. 2019-10-27T08:40:01.27 0.3 undecidable manual S 322 32.745 50 -0.32 71
IV.FDMO.HHZ. 2019-10-27T08:40:00.64 0.3 undecidable manual S 350 29.748 50 -0.15 74
IV.MMO1.EHN. 2019-10-27T08:39:58.08 0.3 undecidable manual S 45 19.869 118 0.06 76
IV.MTRA.EHZ. 2019-10-27T08:39:58.02 0.3 undecidable manual S 95 19.869 118 0 77
IV.SMA1.EHN. 2019-10-27T08:39:58.29 0.3 undecidable manual S 137 21.6672 116 -0.29 72
IV.TERO.HHZ. 2019-10-27T08:39:58.07 0.3 undecidable manual P 114 40.3263 50 0.1 73
IV.LNSS.HHZ. 2019-10-27T08:39:58.39 0.3 undecidable manual S 206 21.0678 116 0.02 77
IV.FDMO.HHZ. 2019-10-27T08:39:56.46 0.3 undecidable manual P 350 29.748 50 0.13 74
IV.CESI.HHE. 2019-10-27T08:39:56.95 0.3 undecidable manual P 322 32.745 50 0.16 73
IV.LNSS.HHZ. 2019-10-27T08:39:55.14 0.3 undecidable manual P 206 21.0678 116 0.2 74
IV.NRCA.HHZ. 2019-10-27T08:39:54.48 0.3 undecidable manual S 335 7.3815 144 -0.19 76
IV.MMO1.EHN. 2019-10-27T08:39:54.74 0.6 undecidable manual P 45 19.869 118 0.01 51
IV.MTRA.EHZ. 2019-10-27T08:39:54.89 0.3 undecidable manual P 95 19.869 118 0.16 75
IV.SMA1.EHN. 2019-10-27T08:39:54.49 0.6 undecidable manual P 137 21.6672 116 -0.57 45
IV.NRCA.HHZ. 2019-10-27T08:39:53.04 0.1 negative manual P 335 7.3815 144 0.24 100
IV.SSFR.HHZ. 2019-10-27T08:39:52.09 3.0 undecidable manual S 0
IV.SSFR.HHZ. 2019-10-27T08:39:50.26 3.0 undecidable manual P 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:0.0 0.00043259514999999997 0.0768 AML other m 2019-10-27T08:39:54.53
IV.NRCA.HHE. ML:0.0 0.0005029142 0.0768 AML other m 2019-10-27T08:39:54.53
IV.NRCA.HNE. ML:1.5 0.00046216925 0.0704 AML other m 2019-10-27T08:39:54.57
IV.NRCA.HNN. ML:1.4 0.00039466344999999995 0.1344 AML other m 2019-10-27T08:39:54.53
IV.MTRA.EHE. ML:0.8 0.000050365585 0.1792 AML other m 2019-10-27T08:39:58.62
IV.MTRA.EHN. ML:0.6 0.000030333525 0.224 AML other m 2019-10-27T08:39:59.63
IV.LNSS.HHN. ML:1.1 0.00008004934 0.2432 AML other m 2019-10-27T08:39:58.84
IV.LNSS.HHE. ML:1.1 0.0000787732 0.2752 AML other m 2019-10-27T08:39:58.81
IV.TERO.HHE. ML:0.5 0.0000090453285 0.0576 AML other m 2019-10-27T08:40:04.65
IV.TERO.HHN. ML:0.5 0.0000090537695 0.1408 AML other m 2019-10-27T08:40:04.46
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