Earthquake with magnitude of ML 0.4 on date 24-12-2018 and time 06:03:54 (Italy) in region 7 km W Apecchio (PU)

A magnitude ML 0.4 earthquake occured in region: 7 km W Apecchio (PU), on

  • 24-12-2018 05:03:54 (UTC)
  • 24-12-2018 06:03:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5640, 12.3360 at 8 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
Apecchio PU 7 1882 1882
Mercatello sul Metauro PU 9 1378 3260
Borgo Pace PU 11 606 3866
San Giustino PG 13 11297 15163
Sant'Angelo in Vado PU 13 4133 19296
CittĂ  di Castello PG 14 39913 59209
Piobbico PU 14 2029 61238
Pietralunga PG 16 2111 63349
Sansepolcro AR 16 15884 79233
Sestino AR 17 1355 80588
Belforte all'Isauro PU 18 769 81357
Citerna PG 19 3531 84888
Piandimeleto PU 19 2167 87055
Urbania PU 19 7099 94154
Peglio PU 20 696 94850
Monte Santa Maria Tiberina PG 20 1183 96033
Monterchi AR 20 1757 97790
Badia Tedalda AR 20 1087 98877

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Arezzo (99543 inhabitants)
51 Km N of Perugia (166134 inhabitants)
58 Km SW of Rimini (147750 inhabitants)
60 Km SW of Pesaro (94582 inhabitants)
63 Km W of Fano (60888 inhabitants)
64 Km S of Cesena (96758 inhabitants)
74 Km NW of Foligno (57155 inhabitants)
77 Km SE of Forlì (117913 inhabitants)
85 Km E of Siena (53903 inhabitants)
88 Km SE of Faenza (58541 inhabitants)
90 Km E of Firenze (382808 inhabitants)
95 Km E of Scandicci (50609 inhabitants)
96 Km W of Ancona (100861 inhabitants)
96 Km S of Ravenna (159116 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 0.4 2018-12-24
05:03:54
43.5635 12.3363 8 2018-12-24
05:12:59
Sala Sismica INGV-Roma 64144621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-12-24 05:03:54 ± 0.27
Latitude 43.5635 ± 0.0063
Longitude 12.3363 ± 0.0099
Depth (km) 8 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 64144621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 779
Semi-minor axis of confidence ellipse (meter) 102
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 257
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.06115
Epicentral distance of station farthest from the epicenter (degree) 0.23742
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 64144621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-12-24 05:12:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATMI.HHZ. 2018-12-24T05:04:04.41 0.6 undecidable manual S 192 26.0517 107 0.07 51
IV.ATVO.HHE. 2018-12-24T05:04:02.98 0.6 undecidable manual S 164 20.868 111 0.33 48
IV.PIEI.HHZ. 2018-12-24T05:04:01.35 0.3 undecidable manual S 101 16.2726 116 0.17 76
IV.ATMI.HHZ. 2018-12-24T05:04:00.94 0.1 undecidable manual P 192 26.0517 107 0.59 89
IV.CPGN.EHZ. 2018-12-24T05:04:00.57 0.1 undecidable manual P 357 26.3514 107 0.15 100
IV.PARC.HHZ. 2018-12-24T05:04:00.29 0.6 undecidable manual S 320 12.2766 123 0.32 49
IV.BADI.EHZ. 2018-12-24T05:03:59.09 0.6 undecidable manual S 231 9.4794 130 -0.1 52
IV.APEC.HHZ. 2018-12-24T05:03:58.71 0.6 undecidable manual S 95 6.7932 139 0.21 51
IV.PIEI.HHZ. 2018-12-24T05:03:58.25 0.6 positive manual P 101 16.2726 116 -0.27 49
IV.ATVO.HHE. 2018-12-24T05:03:58.91 0.1 undecidable manual P 164 20.868 111 -0.47 94
IV.BADI.EHZ. 2018-12-24T05:03:57.11 0.1 undecidable manual P 231 9.4794 130 -0.27 100
IV.PARC.HHZ. 2018-12-24T05:03:57.32 1.0 undecidable manual P 320 12.2766 123 -0.51 24
IV.APEC.HHZ. 2018-12-24T05:03:56.45 0.6 undecidable manual P 95 6.7932 139 -0.53 47
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:0.5 0.00005755 0.88 AML other m 2018-12-24T05:03:58.33
IV.APEC.HHE. ML:0.4 0.0000504 0.86 AML other m 2018-12-24T05:03:59.83
IV.BADI.EHE. ML:0.4 0.0000347 0.14 AML other m 2018-12-24T05:03:59.54
IV.BADI.EHN. ML:0.4 0.0000332 0.52 AML other m 2018-12-24T05:04:02.16
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