Earthquake with magnitude of ML 1.4 on date 06-03-2020 and time 21:33:41 (Italy) in region 3 km SE Norcia (PG)

A magnitude ML 1.4 earthquake occured in region: 3 km SE Norcia (PG), on

  • 06-03-2020 20:33:41 (UTC)
  • 06-03-2020 21:33:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.76, 13.11 at 11 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
Cascia PG 9 3217 8174
Preci PG 14 724 8898
Accumoli RI 14 667 9565
Castelsantangelo sul Nera MC 15 281 9846
Poggiodomo PG 15 117 9963
Arquata del Tronto AP 16 1178 11141
Cerreto di Spoleto PG 17 1075 12216
Cittareale RI 17 482 12698
Monteleone di Spoleto PG 18 599 13297
Visso MC 19 1107 14404
Vallo di Nera PG 20 364 14768

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km SE of Foligno (57155 inhabitants)
44 Km NE of Terni (111501 inhabitants)
50 Km W of Teramo (54892 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
70 Km SE of Perugia (166134 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
93 Km N of Tivoli (56533 inhabitants)
97 Km W of Pescara (121014 inhabitants)
98 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
Bulletin
Rev1000
ML 1.4 2020-03-06
20:33:41
42.76 13.11 11 2020-07-18
21:08:35
Bollettino Sismico Italiano INGV 78869051
Reviewed
Rev100
ML 1.6 2020-03-06
20:33:41
42.77 13.11 11 2020-03-06
20:35:57
Sala Sismica INGV-Roma 77086931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-06 20:33:41 ± 0.03
Latitude 42.76 ± 0.00
Longitude 13.11 ± 0.00
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78869051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 274
Semi-minor axis of confidence ellipse (meter) 139
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 270
Circular confidence region, given by single value of horizontal uncertainty (meter) 270
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.06925
Epicentral distance of station farthest from the epicenter (degree) 0.37861
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 78869051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-05 14:40:07

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 77086931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-06 20:35:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CSP1.EHE. 2020-03-06T20:33:54.13 0.3 undecidable manual S 12 0.3345 50 0.12 71
IV.CESI.HHZ. 2020-03-06T20:33:52.53 0.6 undecidable manual S 328 0.2824 50 0.08 49
IV.RM33.HNE. 2020-03-06T20:33:51.82 0.1 undecidable manual S 163 0.2671 50 -0.2 95
IV.FDMO.HHZ. 2020-03-06T20:33:51.98 0.6 undecidable manual S 357 0.2716 50 -0.18 48
IV.MTRA.EHZ. 2020-03-06T20:33:50.40 0.6 undecidable manual S 92 0.2122 50 0.01 50
IV.MMO1.EHN. 2020-03-06T20:33:50.19 0.3 undecidable manual S 50 0.2095 50 -0.12 73
IV.LNSS.HHZ. 2020-03-06T20:33:49.11 0.6 undecidable manual S 197 0.1691 120 0.07 50
IV.GAVE.EHZ. 2020-03-06T20:33:49.07 0.6 undecidable manual S 245 0.1727 119 -0.08 50
IV.MML1.HNE. 2020-03-06T20:33:49.13 0.1 undecidable manual P 344 0.3624 50 -0.08 96
IV.PF6.EHN. 2020-03-06T20:33:49.38 0.3 undecidable manual P 10 0.3786 50 -0.11 71
IV.CSP1.EHE. 2020-03-06T20:33:48.76 0.1 undecidable manual P 12 0.3345 50 0.02 97
IV.CAMP.HHE. 2020-03-06T20:33:48.79 0.3 undecidable manual P 136 0.3184 50 0.32 69
IV.ARRO.EHZ. 2020-03-06T20:33:48.20 0.3 undecidable manual P 234 0.3121 50 -0.15 71
IV.MC2.EHZ. 2020-03-06T20:33:48.59 0.6 undecidable manual S 22 0.1583 121 -0.09 50
IV.FDMO.HHZ. 2020-03-06T20:33:47.64 0.1 positive manual P 357 0.2716 50 -0.03 98
IV.CESI.HHZ. 2020-03-06T20:33:47.86 0.1 undecidable manual P 328 0.2824 50 0.02 98
IV.RM33.HNE. 2020-03-06T20:33:47.48 0.1 undecidable manual P 163 0.2671 50 -0.12 97
IT.MTCL.HGZ. 2020-03-06T20:33:47.23 0.3 undecidable manual P 341 0.2419 50 0.07 74
IV.FEMA.HNE. 2020-03-06T20:33:46.80 0.3 undecidable manual P 348 0.2014 50 0.33 70
IV.MMO1.EHN. 2020-03-06T20:33:46.54 0.1 undecidable manual P 50 0.2095 50 -0.07 99
IV.T1299.HNN. 2020-03-06T20:33:46.19 0.1 undecidable manual P 135 0.1835 118 0.04 100
IV.SMA1.EHN. 2020-03-06T20:33:46.81 0.3 undecidable manual P 129 0.2149 50 0.12 73
IV.MTRA.EHZ. 2020-03-06T20:33:46.65 0.1 undecidable manual P 92 0.2122 50 0 100
IV.MC2.EHZ. 2020-03-06T20:33:45.85 0.1 positive manual P 22 0.1583 121 0.18 97
IV.LNSS.HHZ. 2020-03-06T20:33:45.92 0.1 positive manual P 197 0.1691 120 0.05 100
IV.NRCA.HNZ. 2020-03-06T20:33:45.81 0.1 undecidable manual S 4 0.0692 144 -0.29 97
IV.GAVE.EHZ. 2020-03-06T20:33:45.98 0.1 positive manual P 245 0.1727 119 0.04 100
IV.NRCA.HNZ. 2020-03-06T20:33:44.32 0.1 negative manual P 4 0.0692 144 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:2.4 0.003619696 0.1024 AML other m 2020-03-06T20:33:46.04
IV.NRCA.HNN. ML:2.2 0.00236717 0.1408 AML other m 2020-03-06T20:33:45.98
IV.NRCA.HHN. ML:2.3 0.002612923 0.1408 AML other m 2020-03-06T20:33:45.98
IV.NRCA.HHE. ML:2.4 0.003767403 0.1024 AML other m 2020-03-06T20:33:46.04
IV.LNSS.HNN. ML:1.5 0.00025525745 0.2432 AML other m 2020-03-06T20:33:50.51
IV.LNSS.HHE. ML:1.5 0.0002604205 0.1408 AML other m 2020-03-06T20:33:49.32
IV.LNSS.HNE. ML:1.5 0.0002198193 0.1664 AML other m 2020-03-06T20:33:50.36
IV.LNSS.HHN. ML:1.5 0.00026598795 0.1152 AML other m 2020-03-06T20:33:49.38
IV.GAVE.EHE. ML:1.4 0.0001911113 0.1408 AML other m 2020-03-06T20:33:49.64
IV.GAVE.HNN. ML:1.3 0.000157257965 0.768 AML other m 2020-03-06T20:33:53.89
IV.GAVE.HNE. ML:1.5 0.00023027549 0.2432 AML other m 2020-03-06T20:33:51.08
IV.GAVE.EHN. ML:1.7 0.00035059835 0.2048 AML other m 2020-03-06T20:33:49.80
IV.MTRA.HNE. ML:1.5 0.000209656175 0.1152 AML other m 2020-03-06T20:33:50.87
IV.MTRA.HNN. ML:1.6 0.0002192762 0.192 AML other m 2020-03-06T20:33:51.01
IV.MTRA.EHE. ML:1.5 0.0002146048 0.1152 AML other m 2020-03-06T20:33:50.87
IV.MTRA.EHN. ML:1.5 0.00019807395 0.2176 AML other m 2020-03-06T20:33:52.05
IV.SMA1.EHN. ML:1.3 0.00010935224 0.2688 AML other m 2020-03-06T20:33:54.30
IV.SMA1.EHE. ML:1.3 0.00013041415 0.3328 AML other m 2020-03-06T20:33:53.98
IV.RM33.HNE. ML:1.5 0.00014593195 0.8192 AML other m 2020-03-06T20:33:56.53
IV.RM33.EHN. ML:1.3 9.959814E-5 0.0896 AML other m 2020-03-06T20:33:53.08
IV.RM33.EHE. ML:1.1 6.5205925E-5 0.1536 AML other m 2020-03-06T20:33:53.09
IV.RM33.HNN. ML:1.4 0.0001255691731 0.704 AML other m 2020-03-06T20:34:00.64
IV.FDMO.HHE. ML:1.2 8.2135335E-5 0.2304 AML other m 2020-03-06T20:33:52.84
IV.FDMO.HHN. ML:1.3 0.000106490405 0.2304 AML other m 2020-03-06T20:33:52.76
IV.CESI.HNE. ML:1.5 0.00012829035 0.704 AML other m 2020-03-06T20:33:48.21
IV.CESI.HNN. ML:1.4 0.00010998355 0.448 AML other m 2020-03-06T20:33:59.24
IV.CESI.HHN. ML:1.2 8.0431625E-5 0.256 AML other m 2020-03-06T20:33:54.13
IV.CESI.HHE. ML:1.4 0.000111655 0.1792 AML other m 2020-03-06T20:33:52.77
IV.ARRO.EHE. ML:1.1 4.755929E-5 0.3456 AML other m 2020-03-06T20:33:48.60
IV.ARRO.EHN. ML:1.1 4.9785855E-5 0.3712 AML other m 2020-03-06T20:33:55.74
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