Earthquake with magnitude of ML 1.0 on date 18-03-2020 and time 05:18:29 (Italy) in region 5 km SW Norcia (PG)

A magnitude ML 1.0 earthquake occured in region: 5 km SW Norcia (PG), on

  • 18-03-2020 04:18:29 (UTC)
  • 18-03-2020 05:18:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7480, 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 5 4957 4957
Cascia PG 6 3217 8174
Poggiodomo PG 12 117 8291
Monteleone di Spoleto PG 15 599 8890
Preci PG 15 724 9614
Cerreto di Spoleto PG 15 1075 10689
Accumoli RI 16 667 11356
Cittareale RI 16 482 11838
Vallo di Nera PG 17 364 12202
Castelsantangelo sul Nera MC 18 281 12483
Arquata del Tronto AP 19 1178 13661
Sant'Anatolia di Narco PG 19 564 14225
Sellano PG 20 1079 15304

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km SE of Foligno (57155 inhabitants)
41 Km NE of Terni (111501 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
53 Km W of Teramo (54892 inhabitants)
69 Km SE of Perugia (166134 inhabitants)
87 Km E of Viterbo (67173 inhabitants)
88 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km N of Tivoli (56533 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
99 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 1.0 2020-03-18
04:18:29
42.7483 13.0733 11 2020-03-18
04:30:05
Sala Sismica INGV-Roma 77340601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-18 04:18:29 ± 0.07
Latitude 42.7483 ± 0.0036
Longitude 13.0733 ± 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 77340601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 414
Semi-minor axis of confidence ellipse (meter) 150
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 273
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.08993
Epicentral distance of station farthest from the epicenter (degree) 0.67179
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 23
Type of magnitude ML
Reference to an origin 77340601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-18 04:30:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOMA.HNN. 2020-03-18T04:18:43.46 0.3 undecidable manual S 279 41.4252 50 0.16 70
IV.TERO.HHZ. 2020-03-18T04:18:43.97 0.6 undecidable manual S 108 45.4212 50 -0.4 44
IV.CESX.HHE. 2020-03-18T04:18:43.47 0.6 undecidable manual S 249 42.624 50 -0.14 47
IV.CADA.HNZ. 2020-03-18T04:18:42.47 0.1 undecidable manual P 48 74.5698 50 -0.19 87
IV.CSP1.EHZ. 2020-03-18T04:18:42.88 0.6 undecidable manual S 16 39.5271 50 0.08 48
IV.FDMO.HHZ. 2020-03-18T04:18:40.64 0.6 undecidable manual S 2 31.9458 50 -0.14 48
IV.CESI.HHZ. 2020-03-18T04:18:40.49 0.6 undecidable manual S 334 31.5462 50 -0.18 47
IV.SMA1.EHZ. 2020-03-18T04:18:39.34 0.6 undecidable manual S 121 25.0527 50 0.41 45
IV.RM33.EHZ. 2020-03-18T04:18:39.81 0.6 undecidable manual S 156 28.9488 50 -0.16 48
IV.ARRO.EHZ. 2020-03-18T04:18:39.78 0.6 undecidable manual S 233 31.3464 50 -0.82 39
IV.MMO1.EHZ. 2020-03-18T04:18:39.46 0.6 undecidable manual S 51 26.5512 50 0.13 48
IV.CESX.HHE. 2020-03-18T04:18:38.69 0.1 undecidable manual P 249 42.624 50 0.96 72
IV.T1299.HNZ. 2020-03-18T04:18:38.04 0.6 undecidable manual S 127 21.2676 50 0.14 49
IV.TERO.HHZ. 2020-03-18T04:18:38.05 1.0 negative manual P 108 45.4212 50 -0.12 23
IV.FEMA.HNE. 2020-03-18T04:18:38.46 0.6 undecidable manual S 355 23.754 50 -0.13 48
IV.MC2.EHZ. 2020-03-18T04:18:37.95 0.6 undecidable manual S 27 20.3685 50 0.27 47
IV.CSP1.EHZ. 2020-03-18T04:18:37.25 1.0 undecidable manual P 16 39.5271 50 -0.01 24
IV.MOMA.HNN. 2020-03-18T04:18:37.77 0.1 undecidable manual P 279 41.4252 50 0.22 92
IV.LNSS.HHZ. 2020-03-18T04:18:36.22 0.6 undecidable manual S 189 16.3725 123 -0.26 48
IV.MMO1.EHZ. 2020-03-18T04:18:35.20 1.0 positive manual P 51 26.5512 50 -0.06 24
IV.CESI.HHZ. 2020-03-18T04:18:35.92 0.6 undecidable manual P 334 31.5462 50 -0.11 48
IV.SMA1.EHZ. 2020-03-18T04:18:35.21 0.6 negative manual P 121 25.0527 50 0.19 48
IV.FDMO.HHZ. 2020-03-18T04:18:35.99 1.0 negative manual P 2 31.9458 50 -0.1 24
IV.RM33.EHZ. 2020-03-18T04:18:35.48 1.0 negative manual P 156 28.9488 50 -0.15 24
IV.ARRO.EHZ. 2020-03-18T04:18:35.74 0.6 negative manual P 233 31.3464 50 -0.25 47
IV.NRCA.HHZ. 2020-03-18T04:18:34.75 0.6 undecidable manual S 19 9.9789 137 -0.04 51
IV.FEMA.HNE. 2020-03-18T04:18:34.49 0.1 undecidable manual P 355 23.754 50 -0.34 93
IV.T1299.HNZ. 2020-03-18T04:18:34.51 0.1 undecidable manual P 127 21.2676 50 0.07 98
IV.MC2.EHZ. 2020-03-18T04:18:34.35 0.1 undecidable manual P 27 20.3685 50 0.04 99
IV.LNSS.HHZ. 2020-03-18T04:18:33.58 0.1 positive manual P 189 16.3725 123 -0.04 100
IV.NRCA.HHZ. 2020-03-18T04:18:32.75 0.1 positive manual P 19 9.9789 137 0.11 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.5 0.00040500725 0.16 AML other m 2020-03-18T04:18:34.87
IV.NRCA.HHN. ML:1.3 0.0002557105 0.0608 AML other m 2020-03-18T04:18:34.79
IV.NRCA.HNE. ML:1.5 0.00040948465 0.16 AML other m 2020-03-18T04:18:34.88
IV.NRCA.HNN. ML:1.3 0.00023865680000000002 0.0608 AML other m 2020-03-18T04:18:34.80
IV.LNSS.HHE. ML:1.4 0.00023758495000000002 0.0992 AML other m 2020-03-18T04:18:36.51
IV.LNSS.HHN. ML:1.3 0.00016559204999999999 0.1408 AML other m 2020-03-18T04:18:36.50
IV.LNSS.HNE. ML:1.4 0.00021995334999999998 0.1088 AML other m 2020-03-18T04:18:36.46
IV.LNSS.HNN. ML:1.3 0.00016991879999999997 0.16 AML other m 2020-03-18T04:18:36.58
IV.SMA1.EHE. ML:0.6 0.000023983175000000003 0.0992 AML other m 2020-03-18T04:18:40.12
IV.SMA1.EHN. ML:0.5 0.0000217351205 0.3008 AML other m 2020-03-18T04:18:40.55
IV.RM33.HNE. ML:1.1 0.000058750850000000003 0.7808 AML other m 2020-03-18T04:18:40.04
IV.RM33.HNN. ML:1.3 0.00009363349 0.8928 AML other m 2020-03-18T04:18:40.25
IV.RM33.EHE. ML:0.8 0.000028811444999999996 0.1024 AML other m 2020-03-18T04:18:40.98
IV.RM33.EHN. ML:0.6 0.000021233200000000002 0.0992 AML other m 2020-03-18T04:18:41.08
IV.ARRO.EHE. ML:0.5 0.000013130090000000001 0.1792 AML other m 2020-03-18T04:18:44.14
IV.ARRO.EHN. ML:0.5 0.000016262265000000003 0.1984 AML other m 2020-03-18T04:18:41.72
IV.CESI.HNN. ML:1.4 0.00010654857499999999 0.528 AML other m 2020-03-18T04:18:42.59
IV.CESI.HHE. ML:0.8 0.000029912265 0.1792 AML other m 2020-03-18T04:18:40.84
IV.CESI.HHN. ML:0.9 0.00003626323 0.1216 AML other m 2020-03-18T04:18:40.84
IV.FDMO.HHE. ML:0.5 0.00001513816 0.2208 AML other m 2020-03-18T04:18:41.76
IV.FDMO.HHN. ML:0.9 0.00003613823 0.1184 AML other m 2020-03-18T04:18:41.27
IV.TERO.HHE. ML:0.2 0.000007247933 0.08 AML other m 2020-03-18T04:18:46.18
IV.TERO.HHN. ML:0.9 0.00002254641 0.7392 AML other m 2020-03-18T04:18:45.15
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