Earthquake with magnitude of ML 1.4 on date 30-12-2023 and time 12:50:46 (UTC) in region 8 km SW Apecchio (PU)

A magnitude ML 1.4 earthquake occured in region: 8 km SW Apecchio (PU), on

  • 30-12-2023 12:50:46 (UTC)
  • 30-12-2023 13:50:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5080, 12.3550 at 9 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 8 1882 1882
Pietralunga PG 10 2111 3993
CittĂ  di Castello PG 11 39913 43906
San Giustino PG 15 11297 55203
Piobbico PU 16 2029 57232
Mercatello sul Metauro PU 16 1378 58610
Montone PG 16 1680 60290
Monte Santa Maria Tiberina PG 17 1183 61473
Borgo Pace PU 17 606 62079
Sant'Angelo in Vado PU 18 4133 66212
Sansepolcro AR 19 15884 82096
Citerna PG 19 3531 85627
Monterchi AR 20 1757 87384

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Arezzo (99543 inhabitants)
45 Km N of Perugia (166134 inhabitants)
64 Km SW of Pesaro (94582 inhabitants)
64 Km S of Rimini (147750 inhabitants)
65 Km SW of Fano (60888 inhabitants)
68 Km NW of Foligno (57155 inhabitants)
71 Km S of Cesena (96758 inhabitants)
83 Km SE of Forlì (117913 inhabitants)
85 Km E of Siena (53903 inhabitants)
93 Km E of Firenze (382808 inhabitants)
94 Km SE of Faenza (58541 inhabitants)
95 Km W of Ancona (100861 inhabitants)
98 Km E of Scandicci (50609 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 1.4 2023-12-30
12:50:46
43.5083 12.355 9 2023-12-30
12:59:21
Sala Sismica INGV-Roma 124355961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-30 12:50:46 ± 0.09
Latitude 43.5083 ± 0.0018
Longitude 12.3550 ± 0.0037
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124355961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 259
Semi-minor axis of confidence ellipse (meter) 46
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 95
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27429
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 124355961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-30 12:59:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2023-12-30T12:50:58.69 3.0 positive manual P -0.31 0
IV.MGAB.HHZ. 2023-12-30T12:50:58.07 3.0 undecidable manual P -1.38 0
IV.MURB.HHZ. 2023-12-30T12:50:57.86 0.3 undecidable manual S 153 30.4473 106 0 72
IV.ASSB.HHZ. 2023-12-30T12:50:57.47 3.0 undecidable manual P -0.01 0
IV.ARVD.HHZ. 2023-12-30T12:50:55.93 3.0 negative manual P 0.18 0
IV.ATFO.HHZ. 2023-12-30T12:50:55.53 0.6 undecidable manual S 132 23.4543 111 -0.03 48
IV.ATCC.EHZ. 2023-12-30T12:50:55.16 3.0 positive manual P 0.12 0
IV.FOSV.EHZ. 2023-12-30T12:50:54.72 3.0 negative manual P 0.06 0
IV.NARO.HHZ. 2023-12-30T12:50:54.47 0.3 undecidable manual S 58 21.3675 112 -0.42 67
IV.ATMI.HHZ. 2023-12-30T12:50:54.60 0.3 undecidable manual S 200 20.5683 113 -0.01 73
IV.PARC.HHZ. 2023-12-30T12:50:54.01 0.3 undecidable manual S 329 18.1707 116 0.16 71
IV.MPAG.EHZ. 2023-12-30T12:50:53.62 3.0 positive manual P -0.06 0
IV.MURB.HHZ. 2023-12-30T12:50:53.08 0.1 undecidable manual P 153 30.4473 106 -0.13 94
IV.CRE.HHZ. 2023-12-30T12:50:53.55 3.0 positive manual P -0.05 0
IV.CAFI.HHZ. 2023-12-30T12:50:52.73 3.0 positive manual P -1.36 0
IV.PIEI.HHZ. 2023-12-30T12:50:52.85 0.3 undecidable manual S 78 14.7741 121 0.02 74
IV.ATVO.HHZ. 2023-12-30T12:50:52.95 0.3 undecidable manual S 163 14.5743 121 0.17 71
IV.FRON.EHZ. 2023-12-30T12:50:52.76 3.0 undecidable manual P -0.07 0
IV.ATFO.HHZ. 2023-12-30T12:50:51.70 0.3 negative manual P 132 23.4543 111 -0.18 70
IV.BADI.EHZ. 2023-12-30T12:50:51.08 0.3 undecidable manual S 271 8.88 135 -0.12 73
IV.NARO.HHZ. 2023-12-30T12:50:51.26 0.6 positive manual P 58 21.3675 112 -0.23 47
IV.ATMI.HHZ. 2023-12-30T12:50:51.34 0.1 undecidable manual P 200 20.5683 113 0 98
IV.APEC.HHZ. 2023-12-30T12:50:51.04 0.3 undecidable manual S 43 7.5813 139 0.14 73
IV.ATPC.HHE. 2023-12-30T12:50:51.43 0.3 undecidable manual S 110 8.7801 135 0.26 71
IV.ATVO.HHZ. 2023-12-30T12:50:50.45 0.1 undecidable manual P 163 14.5743 121 0.18 95
IV.PARC.HHZ. 2023-12-30T12:50:50.90 0.6 negative manual P 329 18.1707 116 0 49
IV.ATPI.HNE. 2023-12-30T12:50:50.72 0.3 undecidable manual S 149 7.4814 140 -0.14 73
IV.PIEI.HHZ. 2023-12-30T12:50:50.37 0.1 undecidable manual P 78 14.7741 121 0.07 97
IV.APEC.HHZ. 2023-12-30T12:50:49.28 0.1 undecidable manual P 43 7.5813 139 0.09 98
IV.ATPC.HHE. 2023-12-30T12:50:49.48 0.3 undecidable manual P 110 8.7801 135 0.14 73
IV.BADI.EHZ. 2023-12-30T12:50:49.44 0.6 undecidable manual P 271 8.88 135 0.08 49
IV.TSM6.DHZ.11 2023-12-30T12:50:49.95 0.3 undecidable manual S 204 4.3956 154 -0.32 71
IV.ATPI.HNE. 2023-12-30T12:50:49.25 0.1 undecidable manual P 149 7.4814 140 0.09 98
IV.TSM6.DHZ.11 2023-12-30T12:50:48.80 0.1 undecidable manual P 204 4.3956 154 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:1.7 0.0008505 1.68 AML other m 2023-12-30T12:50:51.11
IV.BADI.EHN. ML:2.0 0.001465 0.56 AML other m 2023-12-30T12:50:51.24
IV.APEC.HHE. ML:1.5 0.0005660000000000001 0.3 AML other m 2023-12-30T12:50:51.29
IV.BADI.EHE. ML:1.7 0.0007524999999999999 0.6 AML other m 2023-12-30T12:50:51.69
IV.ATVO.HHN. ML:1.6 0.000384 0.14 AML other m 2023-12-30T12:50:53.11
IV.ATVO.HHE. ML:1.8 0.000609 0.64 AML other m 2023-12-30T12:50:53.60
IV.PIEI.HHE. ML:1.4 0.00022950000000000002 1.36 AML other m 2023-12-30T12:50:53.25
IV.PIEI.HHN. ML:1.1 0.00011350000000000001 0.22 AML other m 2023-12-30T12:50:53.96
IV.NARO.HHE. ML:1.3 0.00013800000000000002 0.26 AML other m 2023-12-30T12:50:54.66
IV.NARO.HHN. ML:1.5 0.00020500000000000002 0.16 AML other m 2023-12-30T12:50:54.69
IV.PARC.HHN. ML:1.5 0.0002525 1.06 AML other m 2023-12-30T12:50:55.14
IV.ATMI.HHN. ML:1.1 0.0001005 1.16 AML other m 2023-12-30T12:50:55.74
IV.PARC.HHE. ML:1.4 0.0001903411 0.1408 AML other m 2023-12-30T12:50:54.87
IV.ATMI.HHE. ML:1.2 0.00011899999999999999 1.2 AML other m 2023-12-30T12:50:55.83
IV.ATFO.HHN. ML:1.2 0.00010265 0.28 AML other m 2023-12-30T12:50:55.84
IV.ATFO.HHE. ML:1.3 0.00011879999999999999 0.6 AML other m 2023-12-30T12:50:56.08
IV.FRON.EHE. ML:1.3 0.0000908 0.14 AML other m 2023-12-30T12:50:57.29
IV.FRON.EHN. ML:1.2 0.00008199999999999999 0.46 AML other m 2023-12-30T12:50:57.61
IV.MURB.HHE. ML:1.8 0.0003165 0.28 AML other m 2023-12-30T12:50:58.35
IV.MURB.HHN. ML:1.9 0.00035917715 0.2944 AML other m 2023-12-30T12:50:59.03
IV.MPAG.EHN. ML:1.3 0.00008315 1.8 AML other m 2023-12-30T12:50:59.09
IV.MPAG.EHE. ML:1.1 0.00005155 0.6 AML other m 2023-12-30T12:50:59.17
IV.CRE.HHN. ML:1.1 0.00005505 0.28 AML other m 2023-12-30T12:50:59.57
IV.CRE.HHE. ML:1.0 0.000046700000000000003 0.28 AML other m 2023-12-30T12:50:59.73
IV.ATCC.EHN. ML:1.2 0.00005389286 0.256 AML other m 2023-12-30T12:51:02.43
IV.ATCC.EHE. ML:1.3 0.00007045 0.6 AML other m 2023-12-30T12:51:04.73
IV.PIEI.HNE. ML:1.4 0.00023859655000000002 0.1216 AML other m 2023-12-30T12:50:53.25
IV.ARVD.HHN. ML:0.8 0.000017942759999999998 0.1792 AML other m 2023-12-30T12:51:03.10
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