Earthquake with magnitude of ML 1.5 on date 25-12-2018 and time 20:31:12 (Italy) in region 3 km S Acquacanina (MC)

A magnitude ML 1.5 earthquake occured in region: 3 km S Acquacanina (MC), on

  • 25-12-2018 19:31:12 (UTC)
  • 25-12-2018 20:31:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0000, 13.1770 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
Acquacanina MC 4 121 121
Bolognola MC 4 142 263
Fiastra MC 4 559 822
Ussita MC 7 444 1266
Fiordimonte MC 8 202 1468
Pievebovigliana MC 10 866 2334
Visso MC 10 1107 3441
Sarnano MC 11 3264 6705
Pieve Torina MC 11 1458 8163
Castelsantangelo sul Nera MC 12 281 8444
Cessapalombo MC 14 512 8956
Muccia MC 14 915 9871
Monte Cavallo MC 14 145 10016
Montefortino FM 15 1178 11194
Amandola FM 15 3629 14823
Gualdo MC 15 815 15638
Caldarola MC 16 1823 17461
Montemonaco AP 17 604 18065
Camporotondo di Fiastrone MC 17 563 18628
San Ginesio MC 17 3498 22126
Preci PG 17 724 22850
Camerino MC 18 6974 29824
Belforte del Chienti MC 19 1886 31710
Serrapetrona MC 20 966 32676
Serravalle di Chienti MC 20 1070 33746
Comunanza AP 20 3166 36912

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
57 Km NW of Teramo (54892 inhabitants)
65 Km NE of Terni (111501 inhabitants)
65 Km E of Perugia (166134 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
74 Km N of L'Aquila (69753 inhabitants)
95 Km S of Fano (60888 inhabitants)
96 Km NW of Montesilvano (53738 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 1.5 2018-12-25
19:31:12
42.9997 13.1767 10 2019-06-04
09:16:05
Bollettino Sismico Italiano INGV 64611691
Reviewed
Rev100
ML 1.5 2018-12-25
19:31:13
42.9968 13.1768 10 2018-12-25
19:42:55
Sala Sismica INGV-Roma 64221891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-12-25 19:31:12 ± 0.05
Latitude 42.9997 ± 0.0027
Longitude 13.1767 ± 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 64611691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 314
Semi-minor axis of confidence ellipse (meter) 281
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 201
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.07464
Epicentral distance of station farthest from the epicenter (degree) 0.54319
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 64611691
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-10 14:39:44

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 64221891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-12-25 19:42:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHZ. 2018-12-25T19:31:32.39 0.6 undecidable manual S 299 60.2952 50 0.58 40
IV.SSFR.HHZ. 2018-12-25T19:31:31.83 0.1 undecidable manual S 327 57.9975 50 0.64 79
IV.ARVD.HHZ. 2018-12-25T19:31:31.84 0.1 undecidable manual S 341 58.497 50 0.53 82
IV.TERO.HHZ. 2018-12-25T19:31:30.30 0.1 undecidable manual S 140 54.4011 50 0.08 92
IV.ASSB.HHZ. 2018-12-25T19:31:27.05 0.1 undecidable manual S 277 42.3243 50 0.05 94
IV.GAVE.EHZ. 2018-12-25T19:31:26.64 0.1 undecidable manual S 214 41.1255 50 -0.04 95
IV.SMA1.EHN. 2018-12-25T19:31:26.96 1.0 undecidable manual S 162 42.9237 50 -0.21 23
IV.T1299.HNN. 2018-12-25T19:31:26.86 1.0 undecidable manual S 168 41.4252 50 0.09 23
IV.EL6.EHZ. 2018-12-25T19:31:25.52 0.1 undecidable manual S 351 37.0296 50 -0.08 95
IV.SNTG.HHZ. 2018-12-25T19:31:24.44 0.3 undecidable manual S 326 34.1436 50 -0.39 67
IV.MNTP.HNZ. 2018-12-25T19:31:23.98 0.6 undecidable manual S 57 28.2495 50 0.74 40
IV.SSFR.HHZ. 2018-12-25T19:31:23.52 0.3 undecidable manual P 327 57.9975 50 0.03 69
IV.MURB.HHZ. 2018-12-25T19:31:23.81 0.1 undecidable manual P 299 60.2952 50 -0.04 92
IV.ARVD.HHZ. 2018-12-25T19:31:23.20 0.3 undecidable manual P 341 58.497 50 -0.36 64
IV.TERO.HHZ. 2018-12-25T19:31:22.79 0.1 undecidable manual P 140 54.4011 50 -0.14 91
IV.CESI.HHZ. 2018-12-25T19:31:21.57 0.1 undecidable manual S 272 22.0668 114 0.2 95
IV.T1299.HNN. 2018-12-25T19:31:21.10 1.0 undecidable manual P 168 41.4252 50 0.16 23
IV.MF5.EHZ. 2018-12-25T19:31:21.92 0.1 undecidable manual S 93 22.9548 113 0.26 93
IV.SMA1.EHN. 2018-12-25T19:31:21.04 0.6 undecidable manual P 162 42.9237 50 -0.13 46
IV.ASSB.HHZ. 2018-12-25T19:31:20.80 0.1 positive manual P 277 42.3243 50 -0.27 90
IV.GAVE.EHZ. 2018-12-25T19:31:20.83 0.6 undecidable manual P 214 41.1255 50 -0.06 47
IV.NRCA.HHZ. 2018-12-25T19:31:20.10 0.3 undecidable manual S 195 19.0698 117 -0.34 69
IV.MML1.HNE. 2018-12-25T19:31:20.90 0.1 undecidable manual S 307 20.868 115 -0.09 97
IV.EL6.EHZ. 2018-12-25T19:31:19.96 0.1 undecidable manual P 351 37.0296 50 -0.31 90
IV.GUMA.HHZ. 2018-12-25T19:31:19.34 0.1 undecidable manual S 61 14.6742 124 0.25 95
IT.MTCL.HGZ. 2018-12-25T19:31:19.27 0.3 undecidable manual S 268 14.3745 124 0.24 71
IV.SNTG.HHZ. 2018-12-25T19:31:19.35 0.1 undecidable manual P 326 34.1436 50 -0.47 88
IV.FEMA.HNE. 2018-12-25T19:31:18.57 0.3 undecidable manual S 248 11.0778 132 0.44 69
IV.PF6.EHN. 2018-12-25T19:31:18.75 0.3 undecidable manual S 5 15.3735 123 -0.57 66
IV.MNTP.HNZ. 2018-12-25T19:31:18.95 0.6 undecidable manual P 57 28.2495 50 0.05 48
IV.FDMO.HHZ. 2018-12-25T19:31:17.49 0.3 undecidable manual S 299 8.2806 140 0.04 75
IV.NRCA.HHZ. 2018-12-25T19:31:17.18 0.1 positive manual P 195 19.0698 117 -0.1 97
IV.MML1.HNE. 2018-12-25T19:31:17.40 0.1 positive manual P 307 20.868 115 -0.2 95
IV.CESI.HHZ. 2018-12-25T19:31:17.79 0.1 positive manual P 272 22.0668 114 -0.03 98
IV.MF5.EHZ. 2018-12-25T19:31:17.96 0.1 positive manual P 93 22.9548 113 -0.03 98
IV.FEMA.HNE. 2018-12-25T19:31:16.22 0.1 positive manual P 248 11.0778 132 0.27 95
IV.GUMA.HHZ. 2018-12-25T19:31:16.53 0.1 positive manual P 61 14.6742 124 0.02 100
IT.MTCL.HGZ. 2018-12-25T19:31:16.51 0.1 undecidable manual P 268 14.3745 124 0.04 99
IV.PF6.EHN. 2018-12-25T19:31:16.37 0.1 undecidable manual P 5 15.3735 123 -0.27 95
IV.FDMO.HHZ. 2018-12-25T19:31:15.62 0.1 undecidable manual P 299 8.2806 140 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:1.7 0.0006499999999999999 0.18 AML other m 2018-12-25T19:31:17.67
IV.FDMO.HHN. ML:1.6 0.000505 0.14 AML other m 2018-12-25T19:31:17.85
IV.GUMA.HHN. ML:1.9 0.000752 0.3 AML other m 2018-12-25T19:31:19.60
IV.GUMA.HHE. ML:1.7 0.000467 0.34 AML other m 2018-12-25T19:31:20.49
IV.NRCA.HHE. ML:1.6 0.000325 1.16 AML other m 2018-12-25T19:31:20.36
IV.NRCA.HHN. ML:1.5 0.00022749999999999997 0.1 AML other m 2018-12-25T19:31:21.52
IV.CESI.HHN. ML:1.3 0.000125 1.06 AML other m 2018-12-25T19:31:22.81
IV.MF5.EHE. ML:1.4 0.00016299999999999998 0.28 AML other m 2018-12-25T19:31:22.48
IV.MF5.EHN. ML:1.5 0.0001865 0.48 AML other m 2018-12-25T19:31:22.41
IV.CESI.HHE. ML:1.2 0.00009520000000000001 0.16 AML other m 2018-12-25T19:31:22.68
IV.ASSB.HHN. ML:1.4 0.0000831 0.16 AML other m 2018-12-25T19:31:27.26
IV.ASSB.HHE. ML:1.3 0.000059499999999999996 0.48 AML other m 2018-12-25T19:31:28.58
IV.SSFR.HHE. ML:1.4 0.00004885 0.24 AML other m 2018-12-25T19:31:32.12
IV.SSFR.HHN. ML:1.4 0.00006095 0.24 AML other m 2018-12-25T19:31:32.33
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