Earthquake with magnitude of ML 0.6 on date 02-10-2023 and time 11:20:52 (Italy) in region 2 km S Acqualagna (PU)

A magnitude ML 0.6 earthquake occured in region: 2 km S Acqualagna (PU), on

  • 02-10-2023 09:20:52 (UTC)
  • 02-10-2023 11:20:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6020, 12.6730 at 17 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
Acqualagna PU 2 4393 4393
Cagli PU 6 8731 13124
Fermignano PU 9 8596 21720
Frontone PU 11 1300 23020
Piobbico PU 13 2029 25049
Pergola PU 14 6333 31382
Urbania PU 14 7099 38481
Urbino PU 14 15019 53500
Fossombrone PU 15 9575 63075
Serra Sant'Abbondio PU 15 1027 64102
Cantiano PU 15 2245 66347
Isola del Piano PU 18 594 66941
Peglio PU 18 696 67637
Sant'Ippolito PU 19 1563 69200
Fratte Rosa PU 19 966 70166
Montefelcino PU 20 2671 72837

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km SW of Fano (60888 inhabitants)
40 Km SW of Pesaro (94582 inhabitants)
52 Km S of Rimini (147750 inhabitants)
60 Km NE of Perugia (166134 inhabitants)
65 Km E of Arezzo (99543 inhabitants)
68 Km W of Ancona (100861 inhabitants)
69 Km SE of Cesena (96758 inhabitants)
72 Km N of Foligno (57155 inhabitants)
86 Km SE of Forlì (117913 inhabitants)
98 Km SE of Ravenna (159116 inhabitants)
99 Km SE of Faenza (58541 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 0.6 2023-10-02
09:20:52
43.6018 12.6728 17 2023-10-02
09:36:30
Sala Sismica INGV-Roma 121671451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-02 09:20:52 ± 0.13
Latitude 43.6018 ± 0.0027
Longitude 12.6728 ± 0.0050
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121671451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 369
Semi-minor axis of confidence ellipse (meter) 250
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 295
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.06
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.17807
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 121671451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-02 09:36:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.BURY.HHZ. 2023-10-02T09:22:12.50 3.0 undecidable manual Sn 0.07 0
GU.CANO.HHZ. 2023-10-02T09:22:12.74 3.0 undecidable manual Sg 15.28 0
IV.ECTS.HHZ. 2023-10-02T09:22:12.52 3.0 undecidable manual Pn -4.8 0
GU.SATI.HHZ. 2023-10-02T09:22:07.12 3.0 undecidable manual Sn 6.74 0
IV.GIUL.HHZ. 2023-10-02T09:22:01.23 3.0 undecidable manual Sn -5.67 0
IV.NOCI.HHZ. 2023-10-02T09:21:59.57 3.0 negative manual Pg 10.68 0
IV.QLNO.HHZ. 2023-10-02T09:21:56.99 3.0 undecidable manual Sn 2.25 0
IV.RM33.HNZ. 2023-10-02T09:21:55.94 3.0 undecidable manual Sg 12.13 0
IV.CMPR.HHZ. 2023-10-02T09:21:55.65 3.0 undecidable manual Pg 9.72 0
IV.SGTA.HHZ. 2023-10-02T09:21:53.71 3.0 undecidable manual Pg 17.84 0
IV.SMA1.EHZ. 2023-10-02T09:21:37.46 3.0 undecidable manual Sn -3.79 0
IV.BDI.HHZ. 2023-10-02T09:21:28.26 3.0 undecidable manual Sg 5.93 0
IV.MIDA.HHZ. 2023-10-02T09:21:25.85 3.0 positive manual Pn 0.68 0
IV.NEVI.HNZ. 2023-10-02T09:21:18.78 3.0 undecidable manual Sn -1.32 0
IV.CSNT.HHZ. 2023-10-02T09:21:02.00 3.0 undecidable manual Pg 1.1 0
IV.ATSC.EHZ. 2023-10-02T09:21:00.76 0.6 undecidable manual S 177 19.7691 120 0 66
IV.FRON.EHZ. 2023-10-02T09:20:58.88 0.6 undecidable manual S 155 10.2786 142 0.06 66
IV.MPAG.EHZ. 2023-10-02T09:20:58.39 0.6 undecidable manual S 66 7.5813 151 -0.04 67
IV.NARO.HHZ. 2023-10-02T09:20:58.40 0.6 undecidable manual S 278 7.4814 151 -0.02 67
IV.ATSC.EHZ. 2023-10-02T09:20:57.09 1.0 undecidable manual P 177 19.7691 120 -0.21 32
IV.PIEI.HHZ. 2023-10-02T09:20:56.42 1.0 undecidable manual P 236 13.2756 134 -0.07 33
IV.FRON.EHZ. 2023-10-02T09:20:56.30 1.0 positive manual P 155 10.2786 142 0.12 33
IV.NARO.HHZ. 2023-10-02T09:20:55.99 0.3 undecidable manual P 278 7.4814 151 0.04 100
IV.MPAG.EHZ. 2023-10-02T09:20:55.96 0.6 negative manual P 66 7.5813 151 0.01 67
IV.ZCCA.HHZ. 2023-10-02T09:20:52.65 3.0 negative manual P -1.02 0
OX.CIMO.HHZ. 2023-10-02T09:20:46.64 3.0 positive manual P -2.06 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHE. ML:0.4 0.000021900000000000004 1.54 AML other m 2023-10-02T09:20:59.18
IV.PARC.HHN. ML:0.6 0.00001299 0.42 AML other m 2023-10-02T09:21:19.27
IV.PARC.HHE. ML:0.6 0.000014849999999999998 1.54 AML other m 2023-10-02T09:21:39.12
IV.FRON.EHN. ML:0.6 0.000032949999999999995 0.28 AML other m 2023-10-02T09:21:40.39
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