Earthquake with magnitude of ML 0.7 on date 02-10-2020 and time 01:45:50 (UTC) in region 3 km S Norcia (PG)

A magnitude ML 0.7 earthquake occured in region: 3 km S Norcia (PG), on

  • 02-10-2020 01:45:50 (UTC)
  • 02-10-2020 03:45:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7710, 13.0910 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 3 4957 4957
Cascia PG 9 3217 8174
Preci PG 13 724 8898
Poggiodomo PG 14 117 9015
Castelsantangelo sul Nera MC 15 281 9296
Cerreto di Spoleto PG 15 1075 10371
Accumoli RI 15 667 11038
Arquata del Tronto AP 17 1178 12216
Monteleone di Spoleto PG 17 599 12815
Visso MC 18 1107 13922
Cittareale RI 18 482 14404
Vallo di Nera PG 19 364 14768
Sellano PG 19 1079 15847
Ussita MC 20 444 16291

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km SE of Foligno (57155 inhabitants)
43 Km NE of Terni (111501 inhabitants)
52 Km W of Teramo (54892 inhabitants)
53 Km NW of L'Aquila (69753 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
90 Km E of Viterbo (67173 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
93 Km N of Tivoli (56533 inhabitants)
98 Km W of Pescara (121014 inhabitants)
100 Km W of Chieti (51815 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 0.7 2020-10-02
01:45:50
42.7708 13.091 10 2020-10-02
01:52:16
Sala Sismica INGV-Roma 83427071
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-02 01:45:50 ± 0.08
Latitude 42.7708 ± 0.0036
Longitude 13.0910 ± 0.0061
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 83427071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 574
Semi-minor axis of confidence ellipse (meter) 103
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 294
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 12
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) 0.27699
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 83427071
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-02 01:52:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GAVE.EHZ. 2020-10-02T01:45:58.16 0.6 undecidable manual S 242 18.2706 118 0.01 49
IV.LNSS.HNE. 2020-10-02T01:45:58.18 0.6 undecidable manual S 193 19.0698 117 -0.23 47
IV.MC2.EHZ. 2020-10-02T01:45:58.15 0.6 undecidable manual S 27 17.4714 119 0.22 47
IV.RM33.EHZ. 2020-10-02T01:45:57.14 0.6 negative manual P 161 30.747 50 -0.14 47
IV.CESI.HHZ. 2020-10-02T01:45:57.08 0.3 positive manual P 330 30.0477 50 -0.09 72
IV.CSP1.EHZ. 2020-10-02T01:45:57.90 3.0 undecidable manual P -0.28 0
IV.FDMO.HHZ. 2020-10-02T01:45:56.91 3.0 undecidable manual P -0.05 0
IV.SMA1.EHZ. 2020-10-02T01:45:56.48 3.0 negative manual P 0.17 0
IV.MMO1.EHZ. 2020-10-02T01:45:56.01 0.6 undecidable manual P 53 23.8539 112 -0.12 48
IV.MC2.EHZ. 2020-10-02T01:45:55.11 0.6 undecidable manual P 27 17.4714 119 0.13 48
IV.GAVE.EHZ. 2020-10-02T01:45:55.30 0.6 undecidable manual P 242 18.2706 118 0.19 48
IV.LNSS.HNE. 2020-10-02T01:45:55.48 0.6 undecidable manual P 193 19.0698 117 0.22 47
IV.T1299.EHE. 2020-10-02T01:45:55.80 0.1 undecidable manual P 134 21.7671 114 0.06 97
IV.NRCA.HHZ. 2020-10-02T01:45:54.79 0.6 undecidable manual S 15 7.1928 144 -0.4 47
IV.NRCA.HHZ. 2020-10-02T01:45:53.45 0.1 positive manual P 15 7.1928 144 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:0.6 0.000037346329999999994 0.26 AML other m 2020-10-02T01:45:59.15
IV.GAVE.EHN. ML:0.6 0.00003005879 0.28 AML other m 2020-10-02T01:45:58.48
IV.GAVE.HNE. ML:1.1 0.00010615358 0.6904 AML other m 2020-10-02T01:46:02.52
IV.GAVE.HNN. ML:1.7 0.00037402819999999995 0.6 AML other m 2020-10-02T01:46:01.26
IV.SMA1.EHE. ML:0.6 0.00002679268 0.54 AML other m 2020-10-02T01:46:03.86
IV.SMA1.EHN. ML:0.6 0.00002553817 0.46 AML other m 2020-10-02T01:46:04.01
IV.FDMO.HHE. ML:0.6 0.0000193668 0.16 AML other m 2020-10-02T01:46:01.84
IV.FDMO.HHN. ML:0.6 0.000022028044499999998 0.2 AML other m 2020-10-02T01:46:01.85
IV.CESI.HHE. ML:0.5 0.0000136034655 0.2 AML other m 2020-10-02T01:46:03.53
IV.CESI.HHN. ML:0.7 0.00002334291 0.2 AML other m 2020-10-02T01:46:02.40
IV.RM33.HNE. ML:1.4 0.000109623295 0.6504 AML other m 2020-10-02T01:46:03.94
IV.RM33.HNN. ML:1.5 0.0001561321 0.8096 AML other m 2020-10-02T01:46:10.89
IV.RM33.EHE. ML:0.6 0.000019235149999999998 0.18 AML other m 2020-10-02T01:46:03.72
IV.RM33.EHN. ML:0.6 0.0000195981995 0.16 AML other m 2020-10-02T01:46:01.92
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