Earthquake with magnitude of ML 0.3 on date 08-01-2023 and time 08:43:05 (UTC) in region 5 km SW Frontone (PU)

A magnitude ML 0.3 earthquake occured in region: 5 km SW Frontone (PU), on

  • 08-01-2023 08:43:05 (UTC)
  • 08-01-2023 09:43:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4820, 12.6950 at 14 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
Frontone PU 5 1300 1300
Cantiano PU 6 2245 3545
Serra Sant'Abbondio PU 6 1027 4572
Cagli PU 8 8731 13303
Scheggia e Pascelupo PG 9 1393 14696
Costacciaro PG 14 1216 15912
Sassoferrato AN 14 7285 23197
Pergola PU 15 6333 29530
Acqualagna PU 15 4393 33923
Gubbio PG 17 32216 66139
Sigillo PG 17 2404 68543
Piobbico PU 19 2029 70572
Arcevia AN 20 4612 75184

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km SW of Fano (60888 inhabitants)
48 Km NE of Perugia (166134 inhabitants)
51 Km SW of Pesaro (94582 inhabitants)
58 Km N of Foligno (57155 inhabitants)
65 Km S of Rimini (147750 inhabitants)
66 Km E of Arezzo (99543 inhabitants)
68 Km W of Ancona (100861 inhabitants)
81 Km SE of Cesena (96758 inhabitants)
98 Km SE of Forlì (117913 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 0.3 2023-01-08
08:43:05
43.4822 12.695 14 2024-03-01
17:17:54
Bollettino Sismico Italiano INGV 114320931
Reviewed
Rev100
ML 0.2 2023-01-08
08:43:05
43.4865 12.6887 12 2023-01-08
09:22:40
Sala Sismica INGV-Roma 113391751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-08 08:43:05 ± 0.08
Latitude 43.4822 ± 0.0036
Longitude 12.6950 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114320931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 438
Semi-minor axis of confidence ellipse (meter) 121
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 25
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
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) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.23562
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 114320931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-02-10 10:52:35

ML:0.2

Field Value
Value 0.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 113391751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-08 09:22:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TB01.DHZ. 2023-01-08T08:43:14.23 0.6 undecidable manual S 242 23.6541 103 0.3 46
IV.FOSV.EHZ. 2023-01-08T08:43:13.25 0.3 undecidable manual S 166 21.4674 106 -0.1 73
IV.ATPC.HHE. 2023-01-08T08:43:13.02 0.6 undecidable manual S 270 19.1697 109 0.25 47
IV.ATFO.HHN. 2023-01-08T08:43:12.03 0.6 undecidable manual S 218 16.2726 115 -0.02 50
IV.ARVD.HHE. 2023-01-08T08:43:12.98 0.6 undecidable manual S 85 19.9689 108 0.02 49
IV.NARO.HHZ. 2023-01-08T08:43:12.14 0.3 undecidable manual S 327 16.9719 114 -0.09 73
IV.PIEI.HHZ. 2023-01-08T08:43:11.33 0.3 undecidable manual S 295 14.1747 121 -0.23 71
IV.ATSC.EHE. 2023-01-08T08:43:10.16 0.3 undecidable manual S 186 6.4935 148 0.07 75
IV.TB02.DHZ.01 2023-01-08T08:43:10.15 0.6 undecidable manual P 242 26.1516 101 -0.41 45
IV.SSFR.HHZ. 2023-01-08T08:43:10.49 0.3 undecidable manual S 126 8.6802 139 0.05 75
IV.TB01.DHZ. 2023-01-08T08:43:10.14 0.1 undecidable manual P 242 23.6541 103 -0.05 98
IV.FRON.EHZ. 2023-01-08T08:43:09.91 0.3 undecidable manual S 32 4.6953 157 0.04 76
IV.NARO.HHZ. 2023-01-08T08:43:09.04 0.3 undecidable manual P 327 16.9719 114 -0.17 72
IV.MPAG.EHZ. 2023-01-08T08:43:09.49 0.1 undecidable manual P 18 17.1717 113 0.27 95
IV.FOSV.EHZ. 2023-01-08T08:43:09.65 0.6 undecidable manual P 166 21.4674 106 -0.2 48
IV.ATPC.HHE. 2023-01-08T08:43:09.58 0.1 undecidable manual P 270 19.1697 109 0.06 98
IV.ATFO.HHN. 2023-01-08T08:43:09.35 0.3 undecidable manual P 218 16.2726 115 0.25 71
IV.MMUR.HNE. 2023-01-08T08:43:09.92 0.6 undecidable manual P 100 24.753 102 -0.43 45
IV.ARVD.HHE. 2023-01-08T08:43:09.80 0.3 undecidable manual P 85 19.9689 108 0.17 72
IV.ATSC.EHE. 2023-01-08T08:43:08.03 0.1 undecidable manual P 186 6.4935 148 0.06 100
IV.SSFR.HHZ. 2023-01-08T08:43:08.03 0.3 undecidable manual P 126 8.6802 139 -0.14 74
IV.PIEI.HHZ. 2023-01-08T08:43:08.69 0.3 undecidable manual P 295 14.1747 121 -0.13 73
IV.FRON.EHZ. 2023-01-08T08:43:07.92 0.3 negative manual P 32 4.6953 157 0.08 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHE. ML:0.2 0.000017784795499999997 0.5184 AML other m 2023-01-08T08:43:09.98
IV.FRON.EHN. ML:0.2 0.000020966908000000003 0.3392 AML other m 2023-01-08T08:43:10.23
IV.PIEI.HHE. ML:0.5 0.000029935604999999995 0.0768 AML other m 2023-01-08T08:43:11.73
IV.PIEI.HHN. ML:0.1 0.00001200092 0.1856 AML other m 2023-01-08T08:43:11.51
IV.NARO.HHE. ML:0.3 0.000017209908999999997 0.32 AML other m 2023-01-08T08:43:12.22
IV.NARO.HHN. ML:0.4 0.000018624675 0.1984 AML other m 2023-01-08T08:43:12.43
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