Earthquake with magnitude of ML 0.9 on date 19-05-2021 and time 13:49:09 (UTC) in region 5 km SE Preci (PG)

A magnitude ML 0.9 earthquake occured in region: 5 km SE Preci (PG), on

  • 19-05-2021 13:49:09 (UTC)
  • 19-05-2021 15:49:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8540, 13.0910 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
Preci PG 5 724 724
Castelsantangelo sul Nera MC 7 281 1005
Norcia PG 7 4957 5962
Visso MC 9 1107 7069
Ussita MC 11 444 7513
Sellano PG 14 1079 8592
Cerreto di Spoleto PG 15 1075 9667
Cascia PG 16 3217 12884
Monte Cavallo MC 17 145 13029
Arquata del Tronto AP 19 1178 14207
Bolognola MC 19 142 14349
Montegallo AP 20 523 14872
Montemonaco AP 20 604 15476

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Foligno (57155 inhabitants)
49 Km NE of Terni (111501 inhabitants)
55 Km W of Teramo (54892 inhabitants)
61 Km NW of L'Aquila (69753 inhabitants)
64 Km E of Perugia (166134 inhabitants)
92 Km SW of Ancona (100861 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
94 Km W of Montesilvano (53738 inhabitants)
100 Km NE of Guidonia Montecelio (88673 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 0.9 2021-05-19
13:49:09
42.8545 13.0912 11 2021-05-19
13:58:18
Sala Sismica INGV-Roma 90264821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-19 13:49:09 ± 0.16
Latitude 42.8545 ± 0.0081
Longitude 13.0912 ± 0.0110
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 90264821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 903
Semi-minor axis of confidence ellipse (meter) 832
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 196
Circular confidence region, given by single value of horizontal uncertainty (meter) 900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 177
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20325
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 90264821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-19 13:58:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2021-05-19T13:49:18.08 0.1 undecidable manual S 318 22.5552 50 -0.05 99
IV.MMO1.EHZ. 2021-05-19T13:49:17.15 0.1 undecidable manual S 75 19.7691 50 -0.25 93
IV.FDMO.HHZ. 2021-05-19T13:49:17.31 0.1 undecidable manual S 359 20.1687 50 -0.19 96
IV.MC2.EHZ. 2021-05-19T13:49:15.14 0.1 undecidable manual S 52 10.1787 137 0.37 94
IV.GAVE.EHZ. 2021-05-19T13:49:15.95 3.0 negative manual P 0.15 0
IV.MMO1.EHZ. 2021-05-19T13:49:14.10 0.6 undecidable manual P 75 19.7691 50 0 49
IV.FDMO.HHZ. 2021-05-19T13:49:14.39 0.3 undecidable manual P 359 20.1687 50 0.22 72
IV.CESI.HHZ. 2021-05-19T13:49:14.57 0.1 undecidable manual P 318 22.5552 50 0.04 98
IV.NRCA.HHZ. 2021-05-19T13:49:13.36 0.1 undecidable manual S 141 2.997 165 -0.16 100
IV.MC2.EHZ. 2021-05-19T13:49:12.97 0.6 undecidable manual P 52 10.1787 137 0.38 47
IV.NRCA.HHZ. 2021-05-19T13:49:11.97 1.0 undecidable manual P 141 2.997 165 0.1 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.0 0.000158407205 0.1408 AML other m 2021-05-19T13:49:13.46
IV.NRCA.HHE. ML:1.0 0.00016195769999999998 0.16 AML other m 2021-05-19T13:49:13.48
IV.NRCA.HNE. ML:1.0 0.00015984187 1.0112 AML other m 2021-05-19T13:49:13.48
IV.CESI.HHE. ML:0.6 0.000024993673500000002 0.9792 AML other m 2021-05-19T13:49:18.72
IV.CESI.HHN. ML:0.7 0.00003265342 0.7168 AML other m 2021-05-19T13:49:18.72
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