Earthquake with magnitude of ML 0.9 on date 20-02-2022 and time 09:58:52 (UTC) in region 3 km N Preci (PG)

A magnitude ML 0.9 earthquake occured in region: 3 km N Preci (PG), on

  • 20-02-2022 09:58:52 (UTC)
  • 20-02-2022 10:58:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9020, 13.0320 at 9 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 3 724 724
Visso MC 6 1107 1831
Sellano PG 9 1079 2910
Ussita MC 10 444 3354
Castelsantangelo sul Nera MC 10 281 3635
Monte Cavallo MC 11 145 3780
Cerreto di Spoleto PG 13 1075 4855
Norcia PG 13 4957 9812
Fiordimonte MC 16 202 10014
Pieve Torina MC 16 1458 11472
Fiastra MC 18 559 12031
Acquacanina MC 19 121 12152
Pievebovigliana MC 19 866 13018
Bolognola MC 19 142 13160

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
49 Km NE of Terni (111501 inhabitants)
57 Km E of Perugia (166134 inhabitants)
61 Km W of Teramo (54892 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
89 Km SW of Ancona (100861 inhabitants)
93 Km NE of Viterbo (67173 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 2022-02-20
09:58:52
42.9018 13.0317 9 2022-02-20
10:05:30
Sala Sismica INGV-Roma 101160711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-20 09:58:52 ± 0.22
Latitude 42.9018 ± 0.0045
Longitude 13.0317 ± 0.0061
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 101160711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 589
Semi-minor axis of confidence ellipse (meter) 202
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 180
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22843
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 101160711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-20 10:05:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2022-02-20T09:59:28.61 3.0 undecidable manual S 1.06 0
IV.CSP1.EHZ. 2022-02-20T09:59:01.67 0.6 undecidable manual S 34 25.3524 110 -0.2 48
IV.MC2.EHZ. 2022-02-20T09:58:58.25 0.6 undecidable manual S 85 12.7761 125 0.27 49
IV.FDMO.HHZ. 2022-02-20T09:58:58.86 0.6 undecidable manual S 17 15.5733 120 0.06 51
IV.CESI.HHE. 2022-02-20T09:58:58.65 0.6 undecidable manual S 318 15.3735 120 -0.09 50
IV.CSP1.EHZ. 2022-02-20T09:58:57.78 0.1 undecidable manual P 34 25.3524 110 -0.15 98
IV.SGG.HHZ. 2022-02-20T09:58:57.93 3.0 positive manual P 0.37 0
IV.FDMO.HHZ. 2022-02-20T09:58:56.23 1.0 negative manual P 17 15.5733 120 0.07 25
IV.CESI.HHE. 2022-02-20T09:58:56.25 0.1 undecidable manual P 318 15.3735 120 0.13 100
IV.NRCA.HHZ. 2022-02-20T09:58:56.99 0.6 undecidable manual S 138 10.0788 132 -0.26 49
IV.MC2.EHZ. 2022-02-20T09:58:55.83 0.1 undecidable manual P 85 12.7761 125 0.14 100
IV.NRCA.HHZ. 2022-02-20T09:58:55.21 0.6 negative manual P 138 10.0788 132 -0.05 51
IV.LPEL.HHZ. 2022-02-20T09:58:49.03 3.0 negative manual P -0.12 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.0 0.0001315 0.1 AML other m 2022-02-20T09:58:57.12
IV.NRCA.HHE. ML:0.9 0.0000986 0.58 AML other m 2022-02-20T09:58:57.40
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