Earthquake with magnitude of ML 0.6 on date 20-09-2023 and time 06:28:29 (UTC) in region 5 km SW Urbania (PU)

A magnitude ML 0.6 earthquake occured in region: 5 km SW Urbania (PU), on

  • 20-09-2023 06:28:29 (UTC)
  • 20-09-2023 08:28:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6370, 12.4830 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
Urbania PU 5 7099 7099
Piobbico PU 6 2029 9128
Sant'Angelo in Vado PU 6 4133 13261
Peglio PU 7 696 13957
Apecchio PU 10 1882 15839
Lunano PU 11 1527 17366
Piandimeleto PU 11 2167 19533
Mercatello sul Metauro PU 12 1378 20911
Belforte all'Isauro PU 12 769 21680
Fermignano PU 14 8596 30276
Borgo Pace PU 15 606 30882
Acqualagna PU 15 4393 35275
Urbino PU 16 15019 50294
Sassocorvaro PU 16 3504 53798
Frontino PU 17 293 54091
Cagli PU 17 8731 62822
Sestino AR 17 1355 64177
Macerata Feltria PU 19 1990 66167
Carpegna PU 20 1674 67841

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km SW of Pesaro (94582 inhabitants)
48 Km S of Rimini (147750 inhabitants)
49 Km W of Fano (60888 inhabitants)
52 Km E of Arezzo (99543 inhabitants)
59 Km SE of Cesena (96758 inhabitants)
59 Km N of Perugia (166134 inhabitants)
74 Km SE of Forlì (117913 inhabitants)
78 Km N of Foligno (57155 inhabitants)
84 Km W of Ancona (100861 inhabitants)
87 Km SE of Faenza (58541 inhabitants)
90 Km S of Ravenna (159116 inhabitants)
99 Km E of Siena (53903 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 2023-09-20
06:28:29
43.6372 12.4827 9 2023-09-20
06:39:16
Sala Sismica INGV-Roma 121262091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-20 06:28:29 ± 0.14
Latitude 43.6372 ± 0.0072
Longitude 12.4827 ± 0.0087
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 121262091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 672
Semi-minor axis of confidence ellipse (meter) 654
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 24
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.05936
Epicentral distance of station farthest from the epicenter (degree) 0.25900
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 121262091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-20 06:39:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATSC.EHN. 2023-09-20T06:28:35.56 0.1 undecidable manual P 145 28.749 108 0.07 98
IV.MPAG.EHZ. 2023-09-20T06:28:34.55 1.0 negative manual P 92 22.2555 113 0.28 24
IV.BADI.EHE. 2023-09-20T06:28:34.62 0.1 undecidable manual P 234 23.754 111 0.06 99
IV.TSM6.DHZ. 2023-09-20T06:28:34.03 0.1 undecidable manual P 213 21.867 113 -0.17 98
IV.PIEI.HHZ. 2023-09-20T06:28:34.67 0.6 undecidable manual S 159 11.9769 128 -0.03 51
IV.PARC.HHN. 2023-09-20T06:28:33.85 0.1 undecidable manual P 274 19.6692 115 0.06 100
IV.ATPC.HNE. 2023-09-20T06:28:33.88 0.6 undecidable manual P 187 17.4714 118 0.48 46
IV.PE3.EHZ. 2023-09-20T06:28:33.63 0.6 undecidable manual S 10 6.5934 144 0.24 49
IV.NARO.HHZ. 2023-09-20T06:28:33.93 0.6 undecidable manual S 110 8.3805 138 0.16 50
IV.PIEI.HHZ. 2023-09-20T06:28:32.17 0.6 undecidable manual P 159 11.9769 128 -0.31 48
IV.NARO.HHZ. 2023-09-20T06:28:31.45 1.0 undecidable manual P 110 8.3805 138 -0.49 23
IV.PE3.EHZ. 2023-09-20T06:28:31.28 0.6 positive manual P 10 6.5934 144 -0.44 47
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PE3.EHN. ML:1.5 0.0005475000000000001 0.46 AML other m 2023-09-20T06:28:34.64
IV.NARO.HHN. ML:0.4 0.00003275 0.88 AML other m 2023-09-20T06:28:34.15
IV.PE3.EHE. ML:1.5 0.000491 0.44 AML other m 2023-09-20T06:28:35.38
IV.PIEI.HHE. ML:0.3 0.0000241 1.2 AML other m 2023-09-20T06:28:35.63
IV.NARO.HHE. ML:0.2 0.000025 0.48 AML other m 2023-09-20T06:28:35.65
IV.PIEI.HHN. ML:0.2 0.0000186 0.54 AML other m 2023-09-20T06:28:36.37
IV.PIEI.HNE. ML:0.9 0.00008810906 1.1392 AML other m 2023-09-20T06:28:35.44
IV.PIEI.HNN. ML:0.8 0.00007262273 1.4912 AML other m 2023-09-20T06:28:35.82
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