Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 28-05-2022 and time 06:38:42 (Italy) in region 1 km NW Preci (PG)

A magnitude ML 0.9 earthquake occured in region: 1 km NW Preci (PG), on

  • 28-05-2022 04:38:42 (UTC)
  • 28-05-2022 06:38:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8850, 13.0280 at 10 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.

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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 1 724 724
Visso MC 7 1107 1831
Sellano PG 8 1079 2910
Castelsantangelo sul Nera MC 10 281 3191
Ussita MC 11 444 3635
Cerreto di Spoleto PG 12 1075 4710
Norcia PG 12 4957 9667
Monte Cavallo MC 12 145 9812
Fiordimonte MC 18 202 10014
Pieve Torina MC 18 1458 11472
Cascia PG 18 3217 14689
Vallo di Nera PG 19 364 15053
Fiastra MC 20 559 15612

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km E of Foligno (57155 inhabitants)
48 Km NE of Terni (111501 inhabitants)
58 Km E of Perugia (166134 inhabitants)
61 Km W of Teramo (54892 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
91 Km SW of Ancona (100861 inhabitants)
92 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
Bulletin
Rev1000 		ML 0.9 2022-05-28
04:38:42		 42.8847 13.0275 10 2023-01-31
19:03:15		 Bollettino Sismico Italiano INGV 105648471
Reviewed
Rev100 		ML 0.9 2022-05-28
04:38:42		 42.8907 13.0202 11 2022-05-28
05:08:50		 Sala Sismica INGV-Roma 105239281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-28 04:38:42 ± 0.06
Latitude 42.8847 ± 0.0027
Longitude 13.0275 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 105648471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 393
Semi-minor axis of confidence ellipse (meter) 179
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 64
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
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) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.07914
Epicentral distance of station farthest from the epicenter (degree) 0.37592
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 105648471
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-06 08:15:42

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 105239281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-28 05:08:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2022-05-28T04:38:55.15 0.6 undecidable manual S 72 36.9297 50 0.61 41
IV.SMA1.EHZ. 2022-05-28T04:38:55.04 0.1 undecidable manual S 138 37.7289 50 0.28 90
IV.SNTG.HHZ. 2022-05-28T04:38:55.72 0.1 undecidable manual S 350 41.7249 50 -0.09 93
IV.LNSS.HHZ. 2022-05-28T04:38:52.96 0.1 undecidable manual S 178 31.2465 50 -0.07 95
IV.CSP1.EHE. 2022-05-28T04:38:51.92 0.1 undecidable manual S 32 27.1506 50 0 97
IV.MML1.EHZ. 2022-05-28T04:38:51.32 0.1 undecidable manual S 350 25.752 50 -0.25 93
IV.MMO1.EHZ. 2022-05-28T04:38:50.89 0.1 undecidable manual S 86 24.3534 112 -0.28 93
IV.GAVE.EHN. 2022-05-28T04:38:50.64 0.6 undecidable manual S 207 23.9538 113 -0.39 45
IV.SNTG.HHZ. 2022-05-28T04:38:49.64 0.1 undecidable manual P 350 41.7249 50 -0.34 89
7F.SIB1.EHE. 2022-05-28T04:38:49.59 0.1 undecidable manual S 87 19.7691 117 -0.12 97
IV.MF5.EHZ. 2022-05-28T04:38:49.53 0.1 undecidable manual P 72 36.9297 50 0.28 90
7F.SIB3.EHN. 2022-05-28T04:38:49.23 0.1 undecidable manual S 93 19.7691 117 -0.47 89
IV.SMA1.EHZ. 2022-05-28T04:38:49.73 0.1 undecidable manual P 138 37.7289 50 0.36 89
IV.CESI.HHZ. 2022-05-28T04:38:48.82 0.1 undecidable manual S 323 16.6722 121 0.05 98
IV.LNSS.HHZ. 2022-05-28T04:38:48.16 0.1 undecidable manual P 178 31.2465 50 -0.22 93
IV.FDMO.HHZ. 2022-05-28T04:38:48.81 0.1 undecidable manual S 16 17.5713 120 -0.22 95
IV.MML1.EHZ. 2022-05-28T04:38:47.39 0.1 undecidable manual P 350 25.752 50 -0.14 95
IV.MMO1.EHZ. 2022-05-28T04:38:47.14 0.3 undecidable manual P 86 24.3534 112 -0.16 71
IV.GAVE.EHN. 2022-05-28T04:38:47.12 0.1 undecidable manual P 207 23.9538 113 -0.1 96
IV.CSP1.EHE. 2022-05-28T04:38:47.60 0.1 undecidable manual P 32 27.1506 50 -0.14 95
IT.MTCL.HGZ. 2022-05-28T04:38:47.54 0.1 undecidable manual S 349 12.3765 129 0 100
7F.SIB3.EHN. 2022-05-28T04:38:46.65 0.1 undecidable manual P 93 19.7691 117 0.2 95
IV.MC2.EHZ. 2022-05-28T04:38:46.20 0.6 undecidable manual P 77 13.4754 127 0.82 40
IV.FEMA.HNE. 2022-05-28T04:38:46.86 0.1 undecidable manual S 12 8.7801 139 0.2 97
7F.SIB1.EHE. 2022-05-28T04:38:46.44 0.1 undecidable manual P 87 19.7691 117 -0.01 99
IV.CESI.HHZ. 2022-05-28T04:38:46.13 0.1 undecidable manual P 323 16.6722 121 0.22 95
IV.FDMO.HHZ. 2022-05-28T04:38:46.16 0.1 positive manual P 16 17.5713 120 0.09 97
IV.NRCA.HHZ. 2022-05-28T04:38:46.62 0.1 undecidable manual S 129 9.0798 138 -0.1 99
IT.MTCL.HGZ. 2022-05-28T04:38:45.41 0.1 undecidable manual P 349 12.3765 129 0.2 96
IV.NRCA.HHZ. 2022-05-28T04:38:44.85 0.1 undecidable manual P 129 9.0798 138 0.12 98
IV.FEMA.HNE. 2022-05-28T04:38:44.94 0.1 undecidable manual P 12 8.7801 139 0.25 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.8 0.0000564 0.84 AML other m 2022-05-28T04:38:49.59
IV.CESI.HHN. ML:0.8 0.00005325 0.3 AML other m 2022-05-28T04:38:49.22
IV.CESI.HHE. ML:0.8 0.00005605 0.16 AML other m 2022-05-28T04:38:49.28
IV.FDMO.HHE. ML:1.1 0.0001144 0.24 AML other m 2022-05-28T04:38:49.49
IV.MMO1.EHN. ML:1.2 0.0000967 0.36 AML other m 2022-05-28T04:38:51.07
IV.MMO1.EHE. ML:1.0 0.000054099999999999994 0.5 AML other m 2022-05-28T04:38:51.28
IV.MML1.EHN. ML:0.6 0.00002655 0.16 AML other m 2022-05-28T04:38:52.18
IV.MML1.EHE. ML:0.7 0.00003205 1.28 AML other m 2022-05-28T04:38:52.02
IV.LNSS.HHE. ML:1.0 0.0000438 0.16 AML other m 2022-05-28T04:38:53.27
IV.LNSS.HHN. ML:1.0 0.0000443 0.18 AML other m 2022-05-28T04:38:53.32
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