Earthquake with magnitude of ML 1.3 on date 06-03-2020 and time 16:46:42 (Italy) in region 3 km N Norcia (PG)

A magnitude ML 1.3 earthquake occured in region: 3 km N Norcia (PG), on

  • 06-03-2020 15:46:42 (UTC)
  • 06-03-2020 16:46:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8200, 13.1040 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 3 4957 4957
Preci PG 9 724 5681
Castelsantangelo sul Nera MC 9 281 5962
Visso MC 13 1107 7069
Cascia PG 13 3217 10286
Ussita MC 14 444 10730
Cerreto di Spoleto PG 15 1075 11805
Sellano PG 16 1079 12884
Arquata del Tronto AP 17 1178 14062
Accumoli RI 18 667 14729
Poggiodomo PG 18 117 14846
Montegallo AP 19 523 15369

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
52 Km W of Teramo (54892 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
66 Km E of Perugia (166134 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
98 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 1.3 2020-03-06
15:46:42
42.8198 13.1043 11 2020-03-06
15:53:19
Sala Sismica INGV-Roma 77077211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-06 15:46:42 ± 0.04
Latitude 42.8198 ± 0.0018
Longitude 13.1043 ± 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 77077211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 423
Semi-minor axis of confidence ellipse (meter) 218
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 87
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) 104
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28149
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 77077211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-06 15:53:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SGG.HNZ. 2020-03-06T15:47:33.41 3.0 undecidable manual Sn -0.08 0
IV.PTRJ.HHZ. 2020-03-06T15:47:33.31 3.0 undecidable manual Sn -2.15 0
IV.TRIV.HHZ. 2020-03-06T15:47:31.80 3.0 undecidable manual Sg 3.69 0
IV.LAV9.HHZ. 2020-03-06T15:47:21.49 3.0 undecidable manual S 0.59 0
IV.PAOL.HHZ. 2020-03-06T15:47:15.75 3.0 undecidable manual Pn -0.57 0
IV.ARVD.HHZ. 2020-03-06T15:46:57.93 3.0 undecidable manual P 1.49 0
IV.CSP1.EHZ. 2020-03-06T15:46:53.71 0.3 undecidable manual S 15 31.2465 50 0.01 72
IV.CESI.HHZ. 2020-03-06T15:46:52.38 0.3 undecidable manual S 322 26.1516 50 0.03 72
IV.SMA1.EHZ. 2020-03-06T15:46:52.84 0.3 undecidable manual S 138 28.2495 50 -0.05 71
IV.GAVE.EHZ. 2020-03-06T15:46:51.22 0.3 undecidable manual S 230 22.2555 50 -0.07 72
IV.LNSS.HHZ. 2020-03-06T15:46:51.87 0.3 undecidable manual S 192 24.6531 50 -0.07 72
IV.TERO.HHZ. 2020-03-06T15:46:51.19 3.0 undecidable manual P 0.12 0
IV.FDMO.HHZ. 2020-03-06T15:46:51.57 0.3 undecidable manual S 357 24.0537 50 -0.21 70
IV.CSP1.EHZ. 2020-03-06T15:46:49.14 0.6 negative manual P 15 31.2465 50 0.03 48
IV.FEMA.HNZ. 2020-03-06T15:46:49.43 0.3 undecidable manual S 344 16.3725 123 -0.21 71
IV.SMA1.EHZ. 2020-03-06T15:46:48.58 0.6 negative manual P 138 28.2495 50 -0.06 48
IV.LNSS.HHZ. 2020-03-06T15:46:48.05 0.1 undecidable manual P 192 24.6531 50 -0.04 96
IV.MC2.EHZ. 2020-03-06T15:46:48.76 0.6 undecidable manual S 34 12.2766 131 0.26 47
IV.CESI.HHZ. 2020-03-06T15:46:48.37 0.1 positive manual P 322 26.1516 50 0.05 96
IV.FDMO.HHZ. 2020-03-06T15:46:47.94 0.3 undecidable manual P 357 24.0537 50 -0.06 72
IV.GAVE.EHZ. 2020-03-06T15:46:47.96 0.1 undecidable manual P 230 22.2555 50 0.24 93
IV.MMO1.EHZ. 2020-03-06T15:46:47.27 3.0 undecidable manual P 0.25 0
IV.FEMA.HNZ. 2020-03-06T15:46:46.95 0.1 undecidable manual P 344 16.3725 123 0.18 95
IV.MC2.EHZ. 2020-03-06T15:46:46.33 0.6 negative manual P 34 12.2766 131 0.22 47
IV.NRCA.HHZ. 2020-03-06T15:46:46.32 0.3 undecidable manual S 28 1.6983 171 -0.3 71
IV.NRCA.HHZ. 2020-03-06T15:46:45.06 0.1 undecidable manual P 28 1.6983 171 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.5 0.0005 0.1 AML other m 2020-03-06T15:46:46.42
IV.NRCA.HHE. ML:1.6 0.000714 1.52 AML other m 2020-03-06T15:46:46.99
IV.FDMO.HHE. ML:1.0 0.0000649 1.12 AML other m 2020-03-06T15:46:51.65
IV.FDMO.HHN. ML:1.2 0.00009029999999999999 0.16 AML other m 2020-03-06T15:46:52.09
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