Earthquake with magnitude of ML 1.4 on date 12-05-2020 and time 12:12:59 (UTC) in region 2 km W Norcia (PG)

A magnitude ML 1.4 earthquake occured in region: 2 km W Norcia (PG), on

  • 12-05-2020 12:12:59 (UTC)
  • 12-05-2020 14:12:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8020, 13.0730 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
Preci PG 9 724 5681
Cascia PG 10 3217 8898
Castelsantangelo sul Nera MC 12 281 9179
Cerreto di Spoleto PG 13 1075 10254
Visso MC 15 1107 11361
Poggiodomo PG 15 117 11478
Sellano PG 15 1079 12557
Ussita MC 17 444 13001
Vallo di Nera PG 18 364 13365
Arquata del Tronto AP 19 1178 14543
Accumoli RI 19 667 15210
Monteleone di Spoleto PG 19 599 15809

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km SE of Foligno (57155 inhabitants)
44 Km NE of Terni (111501 inhabitants)
54 Km W of Teramo (54892 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
65 Km SE of Perugia (166134 inhabitants)
90 Km E of Viterbo (67173 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km W of Montesilvano (53738 inhabitants)
96 Km N of Tivoli (56533 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 2020-05-12
12:12:59
42.8018 13.0727 11 2020-05-12
12:21:19
Sala Sismica INGV-Roma 79076101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-12 12:12:59 ± 0.04
Latitude 42.8018 ± 0.0018
Longitude 13.0727 ± 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 79076101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 304
Semi-minor axis of confidence ellipse (meter) 154
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 291
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 24
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32376
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 79076101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-12 12:21:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CANO.HHZ. 2020-05-12T12:14:27.45 3.0 undecidable manual Sn 3.37 0
OX.CIMO.HHZ. 2020-05-12T12:14:22.87 3.0 undecidable manual Sg 10.84 0
XK.GIZZ.HHZ. 2020-05-12T12:14:20.22 3.0 undecidable manual Pg 16.120001 0
IV.SARZ.HHZ. 2020-05-12T12:13:50.95 3.0 negative manual Pg 10.93 0
OX.CIMO.HHZ. 2020-05-12T12:13:37.32 3.0 negative manual Pn 0.87 0
IV.BRIS.HHZ. 2020-05-12T12:13:15.24 3.0 positive manual P 3.27 0
IV.T0110.HHZ. 2020-05-12T12:13:14.08 3.0 negative manual P 1.28 0
IV.MOMA.HHZ. 2020-05-12T12:13:13.11 0.3 undecidable manual S 100
IV.FIR.HHZ. 2020-05-12T12:13:11.82 3.0 undecidable manual P -1 0
IV.ARRO.EHZ. 2020-05-12T12:13:11.13 0.3 undecidable manual S 226 35.1426 90 0.1 72
IV.GUMA.HHZ. 2020-05-12T12:13:11.49 0.3 undecidable manual S 36 35.9418 90 0.25 69
IV.CSP1.EHZ. 2020-05-12T12:13:10.79 0.3 undecidable manual S 18 33.9438 90 0.09 71
IV.RM33.EHZ. 2020-05-12T12:13:10.88 0.3 undecidable manual S 160 34.4433 90 0.04 72
IV.FDMO.HHZ. 2020-05-12T12:13:08.26 0.3 undecidable manual S 3 26.0517 90 -0.34 68
IV.CESI.HHZ. 2020-05-12T12:13:08.65 0.3 undecidable manual S 329 26.3514 90 -0.03 72
IV.MTRA.HNZ. 2020-05-12T12:13:08.77 0.3 undecidable manual S 101 26.8509 90 -0.03 73
IV.LNSS.HHZ. 2020-05-12T12:13:07.39 0.3 undecidable manual S 187 22.2555 90 -0.18 71
IV.MOMA.HHZ. 2020-05-12T12:13:07.15 0.1 undecidable manual P 100
IV.TERO.HHZ. 2020-05-12T12:13:07.77 3.0 negative manual P 0.45 0
IV.MMO1.EHZ. 2020-05-12T12:13:07.44 0.3 undecidable manual S 62 23.3544 90 -0.43 68
IV.GUMA.HHZ. 2020-05-12T12:13:06.41 0.1 undecidable manual P 36 35.9418 90 0.27 92
IV.ARRO.EHZ. 2020-05-12T12:13:06.11 0.1 undecidable manual P 226 35.1426 90 0.09 96
IV.CSP1.EHZ. 2020-05-12T12:13:05.76 0.1 undecidable manual P 18 33.9438 90 -0.07 95
IV.MC2.EHZ. 2020-05-12T12:13:05.88 0.3 undecidable manual S 38 15.3735 90 0.13 73
IV.RM33.EHZ. 2020-05-12T12:13:05.82 0.1 undecidable manual P 160 34.4433 90 -0.09 94
IV.MMO1.EHZ. 2020-05-12T12:13:04.07 0.1 undecidable manual P 62 23.3544 90 -0.13 96
IV.MTRA.HNZ. 2020-05-12T12:13:04.64 0.1 undecidable manual P 101 26.8509 90 -0.1 96
IV.LNSS.HHZ. 2020-05-12T12:13:04.08 0.1 undecidable manual P 187 22.2555 90 0.05 99
IV.FDMO.HHZ. 2020-05-12T12:13:04.53 0.1 undecidable manual P 3 26.0517 90 -0.09 96
IV.CESI.HHZ. 2020-05-12T12:13:04.65 0.1 undecidable manual P 329 26.3514 90 -0.01 97
IV.NRCA.HNZ. 2020-05-12T12:13:03.32 0.1 undecidable manual S 44 4.8951 148 -0.07 100
IV.MC2.EHZ. 2020-05-12T12:13:03.14 0.1 undecidable manual P 38 15.3735 90 0.16 97
IV.CPGN.EHZ. 2020-05-12T12:13:02.56 3.0 undecidable manual P -1.37 0
IV.NRCA.HNZ. 2020-05-12T12:13:01.78 0.1 negative manual P 44 4.8951 148 0.17 99
IV.CRTC.HHZ. 2020-05-12T12:13:00.72 3.0 positive manual P 0.21 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.7 0.000306 1.32 AML other m 2020-05-12T12:13:08.97
IV.LNSS.HHN. ML:1.8 0.000389 0.24 AML other m 2020-05-12T12:13:08.25
IV.CESI.HHN. ML:1.7 0.0002875 0.2 AML other m 2020-05-12T12:13:08.89
IV.CESI.HHE. ML:1.3 0.000122 0.16 AML other m 2020-05-12T12:13:08.91
IV.FDMO.HHN. ML:1.4 0.0001285 0.2 AML other m 2020-05-12T12:13:09.04
IV.MTRA.EHE. ML:1.4 0.000118 0.4 AML other m 2020-05-12T12:13:09.91
IV.MTRA.EHN. ML:1.4 0.0001365 1.3 AML other m 2020-05-12T12:13:09.33
IV.FDMO.HHE. ML:1.2 0.0000914 1 AML other m 2020-05-12T12:13:10.78
IV.RM33.EHN. ML:1.2 0.00007025000000000001 0.8 AML other m 2020-05-12T12:13:11.59
IV.GUMA.HHE. ML:1.6 0.00016999999999999999 1.46 AML other m 2020-05-12T12:13:12.95
IV.ARRO.EHE. ML:1.4 0.00009355 0.6 AML other m 2020-05-12T12:13:12.29
IV.ARRO.EHN. ML:1.4 0.00009154999999999999 0.66 AML other m 2020-05-12T12:13:12.69
IV.GUMA.HHN. ML:1.5 0.000134 0.6 AML other m 2020-05-12T12:13:12.22
IV.RM33.EHE. ML:1.3 0.00008724999999999999 0.58 AML other m 2020-05-12T12:13:13.61
IV.TERO.HHE. ML:1.1 0.000036400000000000004 0.1 AML other m 2020-05-12T12:13:15.43
IV.TERO.HHN. ML:1.3 0.000048299999999999995 0.38 AML other m 2020-05-12T12:13:16.87
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