Earthquake with magnitude of ML 1.8 on date 11-12-2023 and time 14:32:40 (UTC) in region 2 km N Preci (PG)

A magnitude ML 1.8 earthquake occured in region: 2 km N Preci (PG), on

  • 11-12-2023 14:32:40 (UTC)
  • 11-12-2023 15:32:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9010, 13.0350 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 2 724 724
Visso MC 6 1107 1831
Sellano PG 9 1079 2910
Castelsantangelo sul Nera MC 10 281 3191
Ussita MC 10 444 3635
Monte Cavallo MC 11 145 3780
Norcia PG 13 4957 8737
Cerreto di Spoleto PG 13 1075 9812
Fiordimonte MC 16 202 10014
Pieve Torina MC 16 1458 11472
Fiastra MC 18 559 12031
Acquacanina MC 18 121 12152
Pievebovigliana MC 19 866 13018
Bolognola MC 19 142 13160

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 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 1.8 2023-12-11
14:32:40
42.9008 13.0353 11 2023-12-11
14:41:03
Sala Sismica INGV-Roma 123963611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-11 14:32:40 ± 0.04
Latitude 42.9008 ± 0.0027
Longitude 13.0353 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123963611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 214
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 68
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) 91
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
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) 0.06205
Epicentral distance of station farthest from the epicenter (degree) 0.73205
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 23
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 123963611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-11 14:41:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2023-12-11T14:32:54.90 0.6 undecidable manual P 330 81.252 50 0.43 41
IV.ARVD.HHZ. 2023-12-11T14:32:52.33 0.1 undecidable manual P 353 66.6777 50 0.1 90
IV.GIGS.HHZ. 2023-12-11T14:32:52.04 0.3 undecidable manual P 138 66.2781 50 -0.12 67
IV.CING.HHZ. 2023-12-11T14:32:50.32 0.1 undecidable manual P 14 54.2013 50 0.01 93
IV.TERO.HHZ. 2023-12-11T14:32:50.34 0.1 undecidable manual P 123 55.5999 50 -0.19 90
IV.MMO1.EHZ. 2023-12-11T14:32:49.09 0.6 undecidable manual S 90 23.6541 50 -0.25 47
IV.MML1.EHZ. 2023-12-11T14:32:49.24 0.6 undecidable manual S 348 24.1536 50 -0.23 47
IV.CSP1.EHZ. 2023-12-11T14:32:49.55 0.6 undecidable manual S 33 25.2525 50 -0.21 47
IV.GAVE.EHZ. 2023-12-11T14:32:49.90 0.6 undecidable manual S 206 25.8519 50 -0.03 49
IV.ATCC.EHZ. 2023-12-11T14:32:49.01 0.1 undecidable manual P 315 45.0216 50 0.13 93
IV.RM33.EHZ. 2023-12-11T14:32:48.87 0.1 undecidable manual P 161 45.8208 50 -0.15 92
IV.SMA1.EHZ. 2023-12-11T14:32:48.05 0.1 undecidable manual P 141 38.628 50 0.14 94
IV.SNTG.HHZ. 2023-12-11T14:32:48.02 0.1 undecidable manual P 349 40.0266 50 -0.1 94
IV.MF5.EHZ. 2023-12-11T14:32:47.85 0.1 undecidable manual P 74 35.742 50 0.38 89
IV.ASSB.HHZ. 2023-12-11T14:32:47.17 0.1 undecidable manual P 297 34.3434 50 -0.08 95
IV.LNSS.HHZ. 2023-12-11T14:32:46.95 0.1 undecidable manual P 179 33.0447 50 -0.1 95
IV.GAVE.EHZ. 2023-12-11T14:32:46.02 0.1 undecidable manual P 206 25.8519 50 0.08 97
IV.GUMA.HHZ. 2023-12-11T14:32:46.88 0.1 undecidable manual P 53 30.2475 50 0.27 93
IV.FDMO.HHZ. 2023-12-11T14:32:46.81 0.6 undecidable manual S 16 15.5733 125 -0.26 48
IV.CESI.HHZ. 2023-12-11T14:32:46.82 0.6 undecidable manual S 317 15.6732 124 -0.27 47
IV.NRCA.HHZ. 2023-12-11T14:32:45.33 0.3 undecidable manual S 139 9.879 138 -0.22 73
IT.MTCL.HGZ. 2023-12-11T14:32:45.52 0.6 undecidable manual S 344 10.6782 135 -0.24 48
IV.MMO1.EHZ. 2023-12-11T14:32:45.50 0.1 undecidable manual P 90 23.6541 50 -0.1 97
IV.MML1.EHZ. 2023-12-11T14:32:45.58 0.1 undecidable manual P 348 24.1536 50 -0.1 97
IV.CSP1.EHZ. 2023-12-11T14:32:45.80 0.1 undecidable manual P 33 25.2525 50 -0.05 98
IV.CESI.HHZ. 2023-12-11T14:32:44.43 0.1 undecidable manual P 317 15.6732 124 0.13 98
IV.FEMA.HNZ. 2023-12-11T14:32:44.83 0.3 undecidable manual S 10 6.8931 147 -0.09 75
IV.FDMO.HHZ. 2023-12-11T14:32:44.31 0.1 positive manual P 16 15.5733 125 0.02 100
IV.FEMA.HNZ. 2023-12-11T14:32:43.28 0.1 undecidable manual P 10 6.8931 147 0.23 97
IV.NRCA.HHZ. 2023-12-11T14:32:43.51 0.1 undecidable manual P 139 9.879 138 0.1 99
IV.MC2.EHE. 2023-12-11T14:32:43.97 0.1 undecidable manual P 85 12.5763 131 0.17 97
IT.MTCL.HGZ. 2023-12-11T14:32:43.59 0.1 undecidable manual P 344 10.6782 135 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.9 0.00065184 0.1216 AML other m 2023-12-11T14:32:47.18
IV.FDMO.HHE. ML:2.2 0.001545 0.14 AML other m 2023-12-11T14:32:47.20
IV.CESI.HHE. ML:2.0 0.0008625000000000001 0.52 AML other m 2023-12-11T14:32:47.71
IV.CESI.HHN. ML:2.1 0.001189 0.2 AML other m 2023-12-11T14:32:47.46
IV.CESI.HNN. ML:2.1 0.0011665 0.12 AML other m 2023-12-11T14:32:47.46
IV.CESI.HNE. ML:1.9 0.0007019999999999999 0.52 AML other m 2023-12-11T14:32:47.72
IV.MMO1.EHE. ML:1.9 0.00053 0.4 AML other m 2023-12-11T14:32:49.43
IV.MML1.EHN. ML:1.5 0.00018099999999999998 0.68 AML other m 2023-12-11T14:32:49.72
IV.GAVE.EHE. ML:1.9 0.000425 0.2 AML other m 2023-12-11T14:32:50.14
IV.CSP1.EHN. ML:2.2 0.0009750000000000001 0.54 AML other m 2023-12-11T14:32:50.33
IV.MMO1.EHN. ML:1.6 0.0002645 0.74 AML other m 2023-12-11T14:32:50.11
IV.CSP1.EHE. ML:2.3 0.0012490000000000001 0.44 AML other m 2023-12-11T14:32:50.30
IV.MML1.EHE. ML:1.5 0.00019350000000000001 0.4 AML other m 2023-12-11T14:32:50.86
IV.GAVE.EHN. ML:1.6 0.00023249999999999999 1.1 AML other m 2023-12-11T14:32:50.70
IV.GUMA.HHE. ML:2.2 0.0007874389 0.1408 AML other m 2023-12-11T14:32:51.69
IV.GUMA.HHN. ML:2.0 0.000488 1.82 AML other m 2023-12-11T14:32:51.98
IV.ASSB.HHE. ML:1.6 0.0001605 0.66 AML other m 2023-12-11T14:32:52.81
IV.ASSB.HHN. ML:1.8 0.00027249999999999996 0.22 AML other m 2023-12-11T14:32:52.41
IV.LNSS.HHE. ML:1.4 0.00011860857 0.1984 AML other m 2023-12-11T14:32:53.33
IV.MF5.EHN. ML:1.7 0.00017918614999999999 0.4992 AML other m 2023-12-11T14:32:53.72
IV.MF5.EHE. ML:1.8 0.000236 1.68 AML other m 2023-12-11T14:32:54.15
IV.SNTG.HHN. ML:1.4 0.0000975 1.82 AML other m 2023-12-11T14:32:55.95
IV.SNTG.HHE. ML:1.4 0.00008945 0.6 AML other m 2023-12-11T14:32:55.71
IV.SMA1.EHN. ML:1.6 0.00012595 0.22 AML other m 2023-12-11T14:32:55.69
IV.LNSS.HHN. ML:1.4 0.00010663665 0.2176 AML other m 2023-12-11T14:32:53.19
IV.ATCC.EHN. ML:1.6 0.00010455000000000001 1.18 AML other m 2023-12-11T14:32:56.28
IV.ATCC.EHE. ML:1.6 0.0001235 0.7 AML other m 2023-12-11T14:32:57.43
IV.SMA1.EHE. ML:1.6 0.00012795000000000002 0.48 AML other m 2023-12-11T14:32:58.05
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