Earthquake with magnitude of ML 1.2 on date 18-02-2023 and time 02:12:22 (Italy) in region 2 km W Preci (PG)

A magnitude ML 1.2 earthquake occured in region: 2 km W Preci (PG), on

  • 18-02-2023 01:12:22 (UTC)
  • 18-02-2023 02:12:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8820, 13.0130 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.

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 2 724 724
Sellano PG 7 1079 1803
Visso MC 8 1107 2910
Cerreto di Spoleto PG 10 1075 3985
Castelsantangelo sul Nera MC 12 281 4266
Norcia PG 12 4957 9223
Ussita MC 13 444 9667
Monte Cavallo MC 13 145 9812
Vallo di Nera PG 17 364 10176
Cascia PG 18 3217 13393
Fiordimonte MC 19 202 13595
Pieve Torina MC 19 1458 15053
Poggiodomo PG 20 117 15170

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
57 Km E of Perugia (166134 inhabitants)
62 Km W of Teramo (54892 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
90 Km NE of Viterbo (67173 inhabitants)
92 Km SW of Ancona (100861 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 1.2 2023-02-18
01:12:22
42.8817 13.0128 10 2024-03-01
17:18:17
Bollettino Sismico Italiano INGV 122737461
Reviewed
Rev100
ML 1.3 2023-02-18
01:12:22
42.8868 13.0117 11 2023-02-18
01:19:33
Sala Sismica INGV-Roma 114530581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-18 01:12:22 ± 0.05
Latitude 42.8817 ± 0.0027
Longitude 13.0128 ± 0.0037
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 122737461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 347
Semi-minor axis of confidence ellipse (meter) 257
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 39
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) 0.08454
Epicentral distance of station farthest from the epicenter (degree) 0.61783
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 28
Type of magnitude ML
Reference to an origin 122737461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-03 09:56:56

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 32
Type of magnitude ML
Reference to an origin 114530581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-18 01:19:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2023-02-18T01:12:44.43 0.6 undecidable manual S 355 68.5758 50 0.83 36
IV.EL6.EHZ. 2023-02-18T01:12:39.06 0.6 undecidable manual S 8 50.2164 50 0.38 43
IV.SMA1.EHZ. 2023-02-18T01:12:35.79 0.6 undecidable manual S 137 38.3283 50 0.28 45
IV.GUMA.HHZ. 2023-02-18T01:12:34.65 0.6 undecidable manual S 52 32.9448 50 0.56 43
IV.ARVD.HHZ. 2023-02-18T01:12:34.95 0.3 undecidable manual P 355 68.5758 50 0.19 66
IV.LNSS.HHZ. 2023-02-18T01:12:33.47 0.6 undecidable manual S 176 31.0467 50 -0.1 48
IV.CSP1.EHZ. 2023-02-18T01:12:32.66 0.6 undecidable manual S 34 28.0497 50 -0.11 48
IV.RM33.EHZ. 2023-02-18T01:12:31.06 0.3 undecidable manual P 158 44.5221 50 0.02 71
IV.GAVE.EHZ. 2023-02-18T01:12:31.38 0.3 undecidable manual S 205 23.1546 50 -0.08 73
IV.EL6.EHZ. 2023-02-18T01:12:31.80 0.3 undecidable manual P 8 50.2164 50 -0.12 69
IV.MML1.EHZ. 2023-02-18T01:12:31.88 0.6 undecidable manual S 353 25.9518 50 -0.33 46
IV.ATCC.EHZ. 2023-02-18T01:12:31.13 0.3 undecidable manual P 318 45.2214 50 -0.03 71
IV.MMO1.EHZ. 2023-02-18T01:12:31.94 0.6 undecidable manual S 86 25.5522 50 -0.18 47
7F.SIB1.EHE. 2023-02-18T01:12:30.64 0.3 undecidable manual S 86 20.9679 116 -0.16 72
IV.ARRO.EHZ. 2023-02-18T01:12:30.22 0.3 undecidable manual P 211 39.1275 50 0 72
IV.SNTG.HHZ. 2023-02-18T01:12:30.47 0.3 undecidable manual P 352 41.8248 50 -0.16 69
7F.SIB3.EHE. 2023-02-18T01:12:30.33 0.6 undecidable manual S 92 20.9679 116 -0.46 45
IV.SMA1.EHZ. 2023-02-18T01:12:29.99 0.1 undecidable manual P 137 38.3283 50 -0.1 94
IV.CESI.HHZ. 2023-02-18T01:12:29.31 0.6 undecidable manual S 327 16.2726 123 -0.07 49
IV.FDMO.HHZ. 2023-02-18T01:12:29.71 0.6 undecidable manual S 19 18.1707 120 -0.25 47
IV.GUMA.HHZ. 2023-02-18T01:12:29.48 0.1 undecidable manual P 52 32.9448 50 0.21 93
IV.MC2.EHZ. 2023-02-18T01:12:29.11 0.6 undecidable manual S 77 14.6742 125 0.18 48
IV.MOMA.HHZ. 2023-02-18T01:12:29.93 0.3 undecidable manual P 257 37.0296 50 0.04 72
IV.MMO1.EHZ. 2023-02-18T01:12:28.03 0.1 undecidable manual P 86 25.5522 50 -0.1 96
IV.LNSS.HHZ. 2023-02-18T01:12:28.95 0.3 undecidable manual P 176 31.0467 50 -0.02 73
IT.MTCL.HGZ. 2023-02-18T01:12:28.08 0.3 undecidable manual S 355 12.4764 130 -0.24 72
7F.SIB3.EHE. 2023-02-18T01:12:27.41 0.1 undecidable manual P 92 20.9679 116 0.05 98
IV.MML1.EHZ. 2023-02-18T01:12:27.99 0.1 undecidable manual P 353 25.9518 50 -0.19 94
IV.FEMA.HNE. 2023-02-18T01:12:27.64 0.3 undecidable manual S 19 9.3795 138 0.09 74
IV.CSP1.EHZ. 2023-02-18T01:12:27.64 0.3 undecidable manual P 34 28.0497 50 -0.87 57
IV.NRCA.HHZ. 2023-02-18T01:12:27.60 0.1 undecidable manual S 123 9.7791 137 -0.05 100
7F.SIB1.EHE. 2023-02-18T01:12:27.49 0.3 undecidable manual P 86 20.9679 116 0.12 72
IV.GAVE.EHZ. 2023-02-18T01:12:27.80 0.1 positive manual P 205 23.1546 50 0.05 98
IV.MC2.EHZ. 2023-02-18T01:12:26.42 0.1 undecidable manual P 77 14.6742 125 0.13 97
IV.CESI.HHZ. 2023-02-18T01:12:26.60 0.1 undecidable manual P 327 16.2726 123 0.05 99
IV.FDMO.HHZ. 2023-02-18T01:12:26.88 0.1 positive manual P 19 18.1707 120 0 99
IT.MTCL.HGZ. 2023-02-18T01:12:25.98 0.1 undecidable manual P 355 12.4764 130 0.04 100
IV.FEMA.HNE. 2023-02-18T01:12:25.73 0.1 undecidable manual P 19 9.3795 138 0.24 96
IV.NRCA.HHZ. 2023-02-18T01:12:25.75 0.1 negative manual P 123 9.7791 137 0.2 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.5 0.0004145 0.48 AML other m 2023-02-18T01:12:27.73
IV.NRCA.HHE. ML:1.6 0.0005275 1.88 AML other m 2023-02-18T01:12:27.99
IT.MTCL.HGN. ML:3.2 0.01925 0.16 AML other m 2023-02-18T01:12:28.25
IT.MTCL.HGE. ML:3.3 0.0216 0.14 AML other m 2023-02-18T01:12:28.27
IV.CESI.HHN. ML:1.1 0.00010564999999999999 0.16 AML other m 2023-02-18T01:12:29.93
IV.FDMO.HHN. ML:1.6 0.00032599999999999996 1.86 AML other m 2023-02-18T01:12:29.06
IV.FDMO.HHE. ML:1.7 0.0003865 1.86 AML other m 2023-02-18T01:12:30.01
IV.CESI.HHE. ML:0.9 0.0000741 0.98 AML other m 2023-02-18T01:12:30.51
IV.GAVE.EHN. ML:1.6 0.0002235 0.58 AML other m 2023-02-18T01:12:31.62
IV.GAVE.EHE. ML:1.6 0.00027749999999999997 0.18 AML other m 2023-02-18T01:12:31.58
IV.MML1.EHE. ML:1.4 0.00014250000000000002 0.14 AML other m 2023-02-18T01:12:32.38
IV.MML1.EHN. ML:1.2 0.00008525 0.62 AML other m 2023-02-18T01:12:32.39
IV.CSP1.EHE. ML:1.5 0.000165 1.1 AML other m 2023-02-18T01:12:33.67
IV.CSP1.EHN. ML:1.5 0.00016350000000000002 1.12 AML other m 2023-02-18T01:12:33.29
IV.LNSS.HHN. ML:1.3 0.00008645 0.14 AML other m 2023-02-18T01:12:33.89
IV.LNSS.HHE. ML:1.3 0.0000886 1.54 AML other m 2023-02-18T01:12:34.95
IV.MOMA.HHN. ML:1.1 0.000046949999999999996 0.88 AML other m 2023-02-18T01:12:36.17
IV.MOMA.HHE. ML:1.0 0.0000368 0.14 AML other m 2023-02-18T01:12:36.54
IV.SNTG.HHE. ML:1.0 0.0000327 1.52 AML other m 2023-02-18T01:12:37.79
IV.ARRO.EHN. ML:0.9 0.000028400000000000003 0.48 AML other m 2023-02-18T01:12:37.35
IV.SMA1.EHN. ML:0.9 0.00003245 0.52 AML other m 2023-02-18T01:12:37.72
IV.ARRO.EHE. ML:0.8 0.000024599999999999998 1.48 AML other m 2023-02-18T01:12:38.13
IV.SNTG.HHN. ML:1.0 0.00003175 1.5 AML other m 2023-02-18T01:12:38.03
IV.RM33.EHN. ML:1.0 0.00002845 0.88 AML other m 2023-02-18T01:12:39.46
IV.RM33.EHE. ML:0.9 0.0000264 0.6 AML other m 2023-02-18T01:12:39.93
IV.SMA1.EHE. ML:1.0 0.00003515 0.54 AML other m 2023-02-18T01:12:41.93
IV.ARVD.HHE. ML:0.9 0.0000174 0.86 AML other m 2023-02-18T01:12:45.61
IV.ARVD.HHN. ML:0.8 0.00001077 0.64 AML other m 2023-02-18T01:12:47.65
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