Earthquake with magnitude of ML 0.8 on date 03-03-2023 and time 17:17:26 (UTC) in region 4 km S Preci (PG)

A magnitude ML 0.8 earthquake occured in region: 4 km S Preci (PG), on

  • 03-03-2023 17:17:26 (UTC)
  • 03-03-2023 18:17:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8470, 13.0390 at 10 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 4 724 724
Norcia PG 7 4957 5681
Sellano PG 10 1079 6760
Cerreto di Spoleto PG 10 1075 7835
Visso MC 10 1107 8942
Castelsantangelo sul Nera MC 11 281 9223
Ussita MC 14 444 9667
Cascia PG 14 3217 12884
Monte Cavallo MC 17 145 13029
Vallo di Nera PG 17 364 13393
Poggiodomo PG 17 117 13510

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
58 Km W of Teramo (54892 inhabitants)
60 Km E of Perugia (166134 inhabitants)
62 Km NW of L'Aquila (69753 inhabitants)
90 Km NE of Viterbo (67173 inhabitants)
94 Km SW of Ancona (100861 inhabitants)
97 Km N of Guidonia Montecelio (88673 inhabitants)
98 Km W of Montesilvano (53738 inhabitants)
100 Km N of Tivoli (56533 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 0.8 2023-03-03
17:17:26
42.8467 13.0387 10 2023-03-03
17:34:43
Sala Sismica INGV-Roma 114968871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-03 17:17:26 ± 0.06
Latitude 42.8467 ± 0.0027
Longitude 13.0387 ± 0.0061
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 114968871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 477
Semi-minor axis of confidence ellipse (meter) 102
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 98
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27339
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 114968871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-03 17:34:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SALB.HHZ. 2023-03-03T17:19:09.09 3.0 undecidable manual Sg 3.46 0
MN.TRI.HHZ. 2023-03-03T17:18:52.57 3.0 undecidable manual Sg 24.77 0
AC.SRN.HHZ. 2023-03-03T17:18:47.52 3.0 undecidable manual Pn 1.36 0
OX.SABO.HNZ. 2023-03-03T17:18:40.45 3.0 undecidable manual Sn 6.11 0
IV.MESG.HHZ. 2023-03-03T17:18:33.99 3.0 undecidable manual Pg 11.61 0
IV.SBPO.HNZ. 2023-03-03T17:18:28.07 3.0 undecidable manual Sn -1.67 0
IV.CAR1.HHZ. 2023-03-03T17:18:24.97 3.0 negative manual Pg -1.15 0
IV.TDS.HHZ. 2023-03-03T17:18:17.12 3.0 undecidable manual Pn -4.76 0
IV.SALB.HHZ. 2023-03-03T17:18:15.10 3.0 positive manual Pn -4.29 0
IV.CSNT.HHZ. 2023-03-03T17:18:08.39 3.0 undecidable manual Sg 1.88 0
IV.MSSA.HHZ. 2023-03-03T17:18:07.53 3.0 negative manual Pg 1.79 0
IV.LRP.EHZ. 2023-03-03T17:18:07.81 3.0 undecidable manual Sg 0.39 0
IV.TREG.EHZ. 2023-03-03T17:17:59.80 3.0 positive manual Pn -2.74 0
IV.IMOL.HNZ. 2023-03-03T17:17:52.40 3.0 negative manual Pg 5.28 0
IV.CSNT.HHZ. 2023-03-03T17:17:45.94 3.0 undecidable manual Pg -0.24 0
IV.MML1.EHZ. 2023-03-03T17:17:36.64 0.3 undecidable manual S 350 30.0477 50 -0.14 72
IV.CSP1.EHZ. 2023-03-03T17:17:36.73 0.1 undecidable manual S 26 30.3474 50 -0.12 96
IV.LNSS.HNN. 2023-03-03T17:17:35.77 0.3 undecidable manual S 180 27.0507 50 -0.2 71
IV.CESI.HHZ. 2023-03-03T17:17:34.02 0.1 undecidable manual S 328 20.6682 116 -0.07 99
IV.FRON.EHZ. 2023-03-03T17:17:34.70 3.0 undecidable manual P 0.87 0
IV.GAVE.EHE. 2023-03-03T17:17:34.07 0.3 undecidable manual S 215 20.7681 116 -0.07 74
IV.FDMO.HHZ. 2023-03-03T17:17:34.05 0.1 undecidable manual S 11 21.4674 116 -0.28 95
IV.ATPI.EHZ. 2023-03-03T17:17:33.48 3.0 positive manual P -2.54 0
IV.MC2.EHZ. 2023-03-03T17:17:32.30 0.1 undecidable manual S 60 14.1747 126 0.14 99
IV.CSP1.EHZ. 2023-03-03T17:17:32.26 0.1 undecidable manual P 26 30.3474 50 -0.04 98
IV.MML1.EHZ. 2023-03-03T17:17:32.83 0.3 undecidable manual P 350 30.0477 50 0.56 65
IV.LNSS.HNN. 2023-03-03T17:17:31.78 0.3 undecidable manual P 180 27.0507 50 -0.01 74
IV.CESI.HHZ. 2023-03-03T17:17:30.82 0.1 undecidable manual P 328 20.6682 116 0.11 98
IV.GAVE.EHE. 2023-03-03T17:17:30.89 0.6 undecidable manual P 215 20.7681 116 0.15 49
IV.FDMO.HHZ. 2023-03-03T17:17:30.88 0.1 undecidable manual P 11 21.4674 116 0.03 100
IV.NRCA.HHZ. 2023-03-03T17:17:30.02 0.1 undecidable manual S 103 6.2937 148 -0.25 98
IV.MC2.EHZ. 2023-03-03T17:17:29.81 0.1 undecidable manual P 60 14.1747 126 0.21 97
IV.NRCA.HHZ. 2023-03-03T17:17:28.64 0.1 undecidable manual P 103 6.2937 148 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.9 0.000054900000000000006 0.18 AML other m 2023-03-03T17:17:34.31
IV.FDMO.HHN. ML:0.6 0.00002535 1.06 AML other m 2023-03-03T17:17:34.25
IV.NRCA.HHE. ML:0.9 0.00012176088 0.1408 AML other m 2023-03-03T17:17:31.55
IV.NRCA.HHN. ML:1.4 0.00038084975 0.1408 AML other m 2023-03-03T17:17:30.11
IV.CESI.HHE. ML:0.6 0.000032417355 0.0768 AML other m 2023-03-03T17:17:34.60
IV.CESI.HHN. ML:0.8 0.000051517265 0.0768 AML other m 2023-03-03T17:17:34.34
IV.MML1.EHE. ML:0.6 0.000019178645000000003 1.3824 AML other m 2023-03-03T17:17:37.66
IV.MML1.EHN. ML:0.7 0.0000228251795 0.8576 AML other m 2023-03-03T17:17:36.81
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download