Earthquake with magnitude of ML 1.2 on date 02-01-2020 and time 08:01:17 (Italy) in region 2 km SW Norcia (PG)

A magnitude ML 1.2 earthquake occured in region: 2 km SW Norcia (PG), on

  • 02-01-2020 07:01:17 (UTC)
  • 02-01-2020 08:01:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7750, 13.0820 at 11 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 2 4957 4957
Cascia PG 8 3217 8174
Preci PG 12 724 8898
Poggiodomo PG 14 117 9015
Cerreto di Spoleto PG 14 1075 10090
Castelsantangelo sul Nera MC 15 281 10371
Accumoli RI 16 667 11038
Monteleone di Spoleto PG 17 599 11637
Visso MC 18 1107 12744
Arquata del Tronto AP 18 1178 13922
Vallo di Nera PG 18 364 14286
Sellano PG 18 1079 15365
Cittareale RI 19 482 15847
Ussita MC 20 444 16291

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SE of Foligno (57155 inhabitants)
43 Km NE of Terni (111501 inhabitants)
53 Km W of Teramo (54892 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
67 Km SE of Perugia (166134 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
93 Km N of Tivoli (56533 inhabitants)
99 Km W of Pescara (121014 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 2020-01-02
07:01:17
42.7747 13.0817 11 2020-01-02
07:09:41
Sala Sismica INGV-Roma 75193641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-02 07:01:17 ± 0.03
Latitude 42.7747 ± 0.0018
Longitude 13.0817 ± 0.0037
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 75193641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 333
Semi-minor axis of confidence ellipse (meter) 157
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 296
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.06385
Epicentral distance of station farthest from the epicenter (degree) 0.37592
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 75193641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-02 07:09:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2020-01-02T07:01:26.45 0.6 undecidable manual S 55 24.2535 50 -0.03 65
IV.MOMA.HNZ. 2020-01-02T07:01:25.49 1.0 undecidable manual P 275 41.7249 50 0.13 31
IV.GAVE.EHZ. 2020-01-02T07:01:24.64 0.6 undecidable manual S 239 17.7711 121 0.01 66
IV.LNSS.HHZ. 2020-01-02T07:01:24.99 0.3 undecidable manual S 190 19.3695 119 -0.1 98
IV.CESI.HHZ. 2020-01-02T07:01:23.31 0.3 positive manual P 331 29.3484 50 -0.13 96
IV.MTRA.HNZ. 2020-01-02T07:01:23.10 1.0 undecidable manual P 94 25.752 50 0.22 31
IV.RM33.EHZ. 2020-01-02T07:01:23.66 1.0 positive manual P 160 31.4463 50 -0.1 32
IV.FDMO.HHZ. 2020-01-02T07:01:23.40 0.6 undecidable manual P 1 29.0487 50 0 65
IV.SMA1.EHZ. 2020-01-02T07:01:23.23 1.0 undecidable manual P 128 26.1516 50 0.28 31
IV.T1299.HNZ. 2020-01-02T07:01:22.29 1.0 undecidable manual P 134 22.5552 50 -0.11 32
IV.MMO1.EHZ. 2020-01-02T07:01:22.57 0.6 undecidable manual P 55 24.2535 50 -0.09 65
IV.NRCA.HHZ. 2020-01-02T07:01:21.76 0.3 undecidable manual S 22 7.0929 146 -0.09 100
IV.LNSS.HHZ. 2020-01-02T07:01:21.89 1.0 undecidable manual P 190 19.3695 119 0.03 33
IV.GAVE.EHZ. 2020-01-02T07:01:21.72 0.6 undecidable manual P 239 17.7711 121 0.13 65
IV.MC2.EHZ. 2020-01-02T07:01:21.67 0.6 undecidable manual P 30 17.4714 121 0.14 65
IV.NRCA.HHZ. 2020-01-02T07:01:20.09 0.6 undecidable manual P 22 7.0929 146 0.1 66
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.6 0.0005947756 0.1376 AML other m 2020-01-02T07:01:21.89
IV.NRCA.HHN. ML:1.5 0.0005164371 0.1408 AML other m 2020-01-02T07:01:21.88
IV.NRCA.HNE. ML:1.6 0.0005991828 0.1504 AML other m 2020-01-02T07:01:21.89
IV.NRCA.HNN. ML:1.5 0.00046291625 0.1376 AML other m 2020-01-02T07:01:21.88
IV.GAVE.EHE. ML:0.8 0.0000536097 1.1008 AML other m 2020-01-02T07:01:25.18
IV.GAVE.EHN. ML:0.7 0.000041520584999999996 0.2208 AML other m 2020-01-02T07:01:25.23
IV.GAVE.HNE. ML:1.2 0.0001330786 0.5184 AML other m 2020-01-02T07:01:26.75
IV.GAVE.HNN. ML:1.4 0.00018664514999999998 1.12 AML other m 2020-01-02T07:01:24.62
IV.LNSS.HHE. ML:0.8 0.000047484199999999995 0.08 AML other m 2020-01-02T07:01:25.33
IV.LNSS.HHN. ML:0.9 0.00005596976 0.6784 AML other m 2020-01-02T07:01:25.36
IV.LNSS.HNE. ML:0.9 0.000061792955 0.4704 AML other m 2020-01-02T07:01:25.38
IV.LNSS.HNN. ML:1.1 0.00009588429 0.6496 AML other m 2020-01-02T07:01:25.60
IV.CESI.HNE. ML:1.4 0.00013095740000000001 0.7392 AML other m 2020-01-02T07:01:37.64
IV.CESI.HNN. ML:1.5 0.00015445989999999997 0.9216 AML other m 2020-01-02T07:01:24.27
IV.FDMO.HHE. ML:0.6 0.000019900385 0.2592 AML other m 2020-01-02T07:01:27.78
IV.FDMO.HHN. ML:0.8 0.000030130239999999998 1.4016 AML other m 2020-01-02T07:01:25.19
IV.RM33.EHE. ML:0.9 0.00003916211 1.52 AML other m 2020-01-02T07:01:23.32
IV.RM33.EHN. ML:0.9 0.000034739229999999996 1.2192 AML other m 2020-01-02T07:01:24.74
IV.RM33.HNE. ML:1.5 0.00013520745 0.5696 AML other m 2020-01-02T07:01:26.89
IV.RM33.HNN. ML:1.4 0.0001107263 0.8096 AML other m 2020-01-02T07:01:22.93
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