Earthquake with magnitude of ML 0.8 on date 06-07-2020 and time 22:58:19 (Italy) in region 1 km NW Norcia (PG)

A magnitude ML 0.8 earthquake occured in region: 1 km NW Norcia (PG), on

  • 06-07-2020 20:58:19 (UTC)
  • 06-07-2020 22:58:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7960, 13.0890 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 1 4957 4957
Preci PG 10 724 5681
Cascia PG 11 3217 8898
Castelsantangelo sul Nera MC 12 281 9179
Cerreto di Spoleto PG 14 1075 10254
Visso MC 15 1107 11361
Poggiodomo PG 16 117 11478
Sellano PG 17 1079 12557
Ussita MC 17 444 13001
Arquata del Tronto AP 17 1178 14179
Accumoli RI 17 667 14846
Vallo di Nera PG 19 364 15210
Monteleone di Spoleto PG 20 599 15809

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km SE of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
53 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
67 Km SE of Perugia (166134 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km N of Tivoli (56533 inhabitants)
98 Km SW of Ancona (100861 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 0.8 2020-07-06
20:58:19
42.796 13.0888 11 2020-07-06
21:04:19
Sala Sismica INGV-Roma 80839821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-06 20:58:19 ± 0.05
Latitude 42.7960 ± 0.0027
Longitude 13.0888 ± 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 80839821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 444
Semi-minor axis of confidence ellipse (meter) 207
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 107
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
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) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.30757
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 80839821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-06 21:04:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2020-07-06T20:58:30.96 0.6 undecidable manual S 16 34.1436 50 0.17 46
IV.FDMO.HHZ. 2020-07-06T20:58:28.58 0.6 undecidable manual S 360 26.6511 50 -0.22 46
IV.CESI.HNZ. 2020-07-06T20:58:28.98 0.3 undecidable manual S 327 27.5502 50 -0.07 71
IV.LNSS.HNE. 2020-07-06T20:58:27.52 0.3 undecidable manual S 190 21.7671 50 0.03 73
IV.MMO1.EHZ. 2020-07-06T20:58:27.51 0.6 undecidable manual S 59 22.4553 50 -0.18 47
IV.GAVE.EHZ. 2020-07-06T20:58:26.90 0.6 undecidable manual S 234 19.5693 50 -0.01 49
IV.MC2.EHZ. 2020-07-06T20:58:25.79 0.6 undecidable manual S 32 15.1737 125 0.16 48
IV.CSP1.EHZ. 2020-07-06T20:58:25.94 0.6 negative manual P 16 34.1436 50 0.06 47
IV.CESI.HNZ. 2020-07-06T20:58:24.92 0.1 undecidable manual P 327 27.5502 50 0.05 95
IV.MMO1.EHZ. 2020-07-06T20:58:24.13 1.0 undecidable manual P 59 22.4553 50 0.05 24
IV.FDMO.HHZ. 2020-07-06T20:58:24.73 1.0 negative manual P 360 26.6511 50 0 24
IV.GAVE.EHZ. 2020-07-06T20:58:23.71 0.1 undecidable manual P 234 19.5693 50 0.08 96
IV.LNSS.HNE. 2020-07-06T20:58:23.89 0.1 undecidable manual P 190 21.7671 50 -0.08 96
IV.MC2.EHZ. 2020-07-06T20:58:23.07 0.1 undecidable manual P 32 15.1737 125 0.17 95
IV.NRCA.HHZ. 2020-07-06T20:58:22.87 0.6 undecidable manual S 26 4.6953 157 -0.39 46
IV.NRCA.HHZ. 2020-07-06T20:58:21.54 0.1 undecidable manual P 26 4.6953 157 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.0 0.00015402879999999998 0.1664 AML other m 2020-07-06T20:58:22.97
IV.NRCA.HHN. ML:1.2 0.0002737766 0.1408 AML other m 2020-07-06T20:58:22.98
IV.NRCA.HNE. ML:1.0 0.00016722555 0.1664 AML other m 2020-07-06T20:58:22.97
IV.NRCA.HNN. ML:1.2 0.00025307115 0.1408 AML other m 2020-07-06T20:58:22.98
IV.GAVE.EHE. ML:0.7 0.000032991665 0.1792 AML other m 2020-07-06T20:58:26.99
IV.GAVE.EHN. ML:0.4 0.000021779235000000002 0.1152 AML other m 2020-07-06T20:58:27.06
IV.GAVE.HNE. ML:1.1 0.00009838342499999999 0.6272 AML other m 2020-07-06T20:58:23.49
IV.GAVE.HNN. ML:1.2 0.000125557395 0.5504 AML other m 2020-07-06T20:58:27.11
IV.FDMO.HHE. ML:0.0 0.0000049957275 0.2176 AML other m 2020-07-06T20:58:30.13
IV.FDMO.HHN. ML:0.0 0.0000051625830000000005 0.1536 AML other m 2020-07-06T20:58:29.32
IV.CSP1.EHE. ML:0.7 0.000019269060000000002 0.8064 AML other m 2020-07-06T20:58:33.19
IV.CSP1.EHN. ML:0.6 0.0000145952325 0.896 AML other m 2020-07-06T20:58:37.59
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