Earthquake with magnitude of ML 1.3 on date 09-03-2020 and time 07:18:23 (UTC) in region 3 km E Norcia (PG)

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

  • 09-03-2020 07:18:23 (UTC)
  • 09-03-2020 08:18:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.79, 13.13 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Castelsantangelo sul Nera MC 12 281 5238
Preci PG 12 724 5962
Cascia PG 13 3217 9179
Arquata del Tronto AP 14 1178 10357
Accumoli RI 14 667 11024
Visso MC 16 1107 12131
Ussita MC 17 444 12575
Montegallo AP 17 523 13098
Cerreto di Spoleto PG 18 1075 14173
Poggiodomo PG 19 117 14290
Cittareale RI 20 482 14772
Montemonaco AP 20 604 15376
Sellano PG 20 1079 16455

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
49 Km W of Teramo (54892 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
70 Km SE of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km W of Pescara (121014 inhabitants)
96 Km N of Tivoli (56533 inhabitants)
97 Km SW of Ancona (100861 inhabitants)
98 Km NW 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
Bulletin
Rev1000
ML 1.3 2020-03-09
07:18:23
42.79 13.13 9 2020-07-18
21:08:26
Bollettino Sismico Italiano INGV 77221591
Reviewed
Rev100
ML 1.6 2020-03-09
07:18:22
42.73 13.17 1 2020-03-09
07:29:03
Sala Sismica INGV-Roma 77146051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-09 07:18:23 ± 0.11
Latitude 42.79 ± 0.01
Longitude 13.13 ± 0.01
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77221591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 564
Semi-minor axis of confidence ellipse (meter) 556
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 560
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 224
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.38491
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.6
Num. used stations 10
Type of magnitude ML
Reference to an origin 77221591
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-12 16:44:18

ML:1.6

Field Value
Value 1.6
Uncertainty 0
Num. used stations 2
Type of magnitude ML
Reference to an origin 77146051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-09 07:29:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ACATE.EHZ. 2020-03-09T07:19:37.30 3.0 positive manual Pn -5.94 0
IV.CAGR.HHZ. 2020-03-09T07:19:28.22 3.0 undecidable manual Pn -7.16 0
IV.ROSPO.HHZ. 2020-03-09T07:19:21.53 3.0 undecidable manual Sn -4.21 0
IV.TDS.HHZ. 2020-03-09T07:19:14.85 3.0 undecidable manual Pn -3.45 0
CR.ZAG.BHZ. 2020-03-09T07:19:14.04 3.0 undecidable manual Sn -0.63 0
IV.MNTT.EHZ. 2020-03-09T07:18:58.90 3.0 undecidable manual Sg 4.19 0
IV.AGLI.HHZ. 2020-03-09T07:18:58.46 3.0 undecidable manual Pg 12.34 0
IV.CFMN.HHZ. 2020-03-09T07:18:57.45 3.0 negative manual Pg 4.81 0
IT.VNF1.HGZ. 2020-03-09T07:18:55.75 3.0 positive manual Pg 11.24 0
TV.SF01.EHZ. 2020-03-09T07:18:48.53 3.0 undecidable manual Sg 2.31 0
IV.TERO.HHZ. 2020-03-09T07:18:37.42 0.6 undecidable manual S 116 0.3849 50 -0.26 45
IV.MILN.HHZ. 2020-03-09T07:18:34.98 3.0 undecidable manual Sg 6.27 0
IV.TERO.HHZ. 2020-03-09T07:18:31.65 0.1 undecidable manual P 116 0.3849 50 0.05 95
IV.ROSPO.HHZ. 2020-03-09T07:18:31.81 3.0 negative manual Pn -9.46 0
IV.MTRA.EHZ. 2020-03-09T07:18:31.50 0.3 undecidable manual S 101 0.1961 112 0.08 73
IV.MMO1.EHZ. 2020-03-09T07:18:30.60 0.3 undecidable manual S 53 0.1763 114 -0.13 73
IV.MC2.EHZ. 2020-03-09T07:18:29.08 0.1 undecidable manual S 19 0.125 122 0.11 99
IV.MTRA.EHZ. 2020-03-09T07:18:28.06 0.1 undecidable manual P 101 0.1961 112 0.08 98
IV.MMO1.EHZ. 2020-03-09T07:18:27.53 0.1 undecidable manual P 53 0.1763 114 -0.06 99
IV.MC2.EHZ. 2020-03-09T07:18:26.67 0.3 undecidable manual P 19 0.125 122 0.1 74
IV.NRCA.HHZ. 2020-03-09T07:18:26.51 0.1 undecidable manual S 340 0.0432 151 -0.22 98
IV.NRCA.HHZ. 2020-03-09T07:18:25.40 0.1 negative manual P 340 0.0432 151 0.12 100
GU.CARD.HHZ. 2020-03-09T07:18:21.09 3.0 undecidable manual Sg 0.98 0
GU.PCP.HHZ. 2020-03-09T07:18:19.48 3.0 undecidable manual Pg 3.42 0
TV.SF01.EHZ. 2020-03-09T07:18:11.03 3.0 undecidable manual Pn -8.04 0
IV.SFI.EHZ. 2020-03-09T07:17:58.70 3.0 undecidable manual Pn -6.19 0
IV.NDIM.HHZ. 2020-03-09T07:17:58.35 3.0 undecidable manual Sn 0.03 0
IV.CADC.HNZ. 2020-03-09T07:17:57.44 3.0 negative manual Pn -3.57 0
IV.FIU.EHZ. 2020-03-09T07:17:52.00 3.0 positive manual P -1.9 0
IV.SERM.EHZ. 2020-03-09T07:17:49.86 3.0 negative manual Pg 0.71 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNN. ML:0 0.00047176345 0.0896 AML other m 2020-03-09T07:18:26.59
IV.NRCA.HHN. ML:0 0.00055291435 0.1024 AML other m 2020-03-09T07:18:26.63
IV.NRCA.HNE. ML:0 0.00062193335 0.1408 AML other m 2020-03-09T07:18:26.65
IV.NRCA.HHE. ML:0 0.0006393292 0.1408 AML other m 2020-03-09T07:18:26.65
IV.MTRA.HNE. ML:1.2 9.839171E-5 0.5184 AML other m 2020-03-09T07:18:31.53
IV.MTRA.HNN. ML:1.2 0.000105717425 0.6688 AML other m 2020-03-09T07:18:36.41
IV.MTRA.EHE. ML:1 6.573341E-5 0.4192 AML other m 2020-03-09T07:18:34.93
IV.MTRA.EHN. ML:0.8 4.65437E-5 0.3584 AML other m 2020-03-09T07:18:33.84
IV.TERO.HHE. ML:0.5 9.3534365E-6 0.32 AML other m 2020-03-09T07:18:41.59
IV.TERO.HNN. ML:1.6 0.00014013105 52.2688 AML other m 2020-03-09T07:18:30.59
IV.TERO.HHN. ML:1.4 8.286062E-5 1.2 AML other m 2020-03-09T07:18:48.62
IV.TERO.HNE. ML:1.6 0.00011672865 0.5888 AML other m 2020-03-09T07:18:36.68
IV.CFMN.HHN. ML:3.4 0.0005164612 0.1184 AML other m 2020-03-09T07:18:59.18
IV.CFMN.HHE. ML:3.4 0.00060023895 0.08 AML other m 2020-03-09T07:19:00.12
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download