Earthquake with magnitude of ML 0.4 on date 03-05-2023 and time 19:23:13 (UTC) in region 4 km SW Acquacanina (MC)

A magnitude ML 0.4 earthquake occured in region: 4 km SW Acquacanina (MC), on

  • 03-05-2023 19:23:13 (UTC)
  • 03-05-2023 21:23:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0000, 13.1520 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
Acquacanina MC 4 121 121
Fiastra MC 4 559 680
Ussita MC 6 444 1124
Bolognola MC 6 142 1266
Fiordimonte MC 7 202 1468
Pievebovigliana MC 9 866 2334
Visso MC 9 1107 3441
Pieve Torina MC 10 1458 4899
Castelsantangelo sul Nera MC 12 281 5180
Monte Cavallo MC 12 145 5325
Muccia MC 13 915 6240
Sarnano MC 13 3264 9504
Cessapalombo MC 15 512 10016
Preci PG 16 724 10740
Camerino MC 17 6974 17714
Montefortino FM 17 1178 18892
Caldarola MC 17 1823 20715
Amandola FM 17 3629 24344
Gualdo MC 17 815 25159
Camporotondo di Fiastrone MC 18 563 25722
Montemonaco AP 18 604 26326
San Ginesio MC 18 3498 29824
Serravalle di Chienti MC 18 1070 30894
Belforte del Chienti MC 20 1886 32780
Serrapetrona MC 20 966 33746

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
59 Km NW of Teramo (54892 inhabitants)
63 Km E of Perugia (166134 inhabitants)
64 Km NE of Terni (111501 inhabitants)
75 Km N of L'Aquila (69753 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
95 Km S of Fano (60888 inhabitants)
98 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
Reviewed
Rev100
ML 0.4 2023-05-03
19:23:13
42.9997 13.152 9 2023-05-03
19:30:31
Sala Sismica INGV-Roma 116995681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-03 19:23:13 ± 0.13
Latitude 42.9997 ± 0.0027
Longitude 13.1520 ± 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 116995681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 309
Semi-minor axis of confidence ellipse (meter) 65
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
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) 83
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
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) 0.18076
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 116995681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-03 19:30:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VCEL.EHZ. 2023-05-03T19:23:38.73 3.0 undecidable manual S -0.16 0
IV.MML1.EHZ. 2023-05-03T19:23:21.07 0.6 undecidable manual S 311 19.3695 115 -0.05 49
IV.CESI.HHZ. 2023-05-03T19:23:21.41 0.6 undecidable manual S 272 20.0688 114 0.04 49
7F.SIB3.EHE. 2023-05-03T19:23:20.22 0.3 undecidable manual S 145 16.7721 118 -0.13 73
7F.SIB2.EHE. 2023-05-03T19:23:20.36 0.3 undecidable manual S 134 17.2716 117 -0.11 73
IV.GUMA.HHZ. 2023-05-03T19:23:20.54 0.6 undecidable manual S 65 16.4724 119 0.31 47
IV.NRCA.HNE. 2023-05-03T19:23:20.81 0.6 undecidable manual S 189 18.6702 116 -0.11 49
IV.PF6.EHE. 2023-05-03T19:23:19.53 0.6 undecidable manual S 13 15.6732 120 -0.48 45
IV.CSP1.EHZ. 2023-05-03T19:23:18.60 0.6 undecidable manual S 23 11.0778 129 -0.08 50
IV.CESI.HHZ. 2023-05-03T19:23:18.18 0.1 undecidable manual P 272 20.0688 114 0.04 99
7F.SIB2.EHE. 2023-05-03T19:23:17.65 0.1 undecidable manual P 134 17.2716 117 0.02 100
IV.GUMA.HHZ. 2023-05-03T19:23:17.73 0.1 undecidable manual P 65 16.4724 119 0.24 95
IV.FDMO.HHZ. 2023-05-03T19:23:17.75 0.6 undecidable manual S 308 6.6933 143 0.14 50
IV.NRCA.HNE. 2023-05-03T19:23:17.91 0.1 undecidable manual P 189 18.6702 116 0.02 99
IV.MML1.EHZ. 2023-05-03T19:23:17.92 0.1 undecidable manual P 311 19.3695 115 -0.08 98
IV.PF6.EHE. 2023-05-03T19:23:17.15 0.1 undecidable manual P 13 15.6732 120 -0.21 96
7F.SIB3.EHE. 2023-05-03T19:23:17.54 0.1 undecidable manual P 145 16.7721 118 -0.01 100
IV.FDMO.HHZ. 2023-05-03T19:23:16.15 0.1 undecidable manual P 308 6.6933 143 0.18 98
IV.CSP1.EHZ. 2023-05-03T19:23:16.67 0.1 undecidable manual P 23 11.0778 129 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.2 0.000027843575000000004 0.0768 AML other m 2023-05-03T19:23:17.95
IV.FDMO.HHE. ML:0.2 0.000026750615 0.1408 AML other m 2023-05-03T19:23:17.91
IV.CSP1.EHE. ML:0.4 0.000034899755 0.1664 AML other m 2023-05-03T19:23:18.82
IV.CSP1.EHN. ML:0.6 0.000045323055000000003 0.2176 AML other m 2023-05-03T19:23:18.94
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