Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 27-09-2022 and time 07:21:04 (Italy) in region 6 km S Apecchio (PU)

A magnitude ML 1.7 earthquake occured in region: 6 km S Apecchio (PU), on

  • 27-09-2022 05:21:04 (UTC)
  • 27-09-2022 07:21:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5050, 12.4400 at 58 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.

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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 6 1882 1882
Pietralunga PG 7 2111 3993
Piobbico PU 11 2029 6022
Cantiano PU 16 2245 8267
Città di Castello PG 17 39913 48180
Cagli PU 18 8731 56911
Mercatello sul Metauro PU 18 1378 58289
Sant'Angelo in Vado PU 18 4133 62422
Montone PG 18 1680 64102
Urbania PU 20 7099 71201

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km N of Perugia (166134 inhabitants)
45 Km E of Arezzo (99543 inhabitants)
59 Km SW of Pesaro (94582 inhabitants)
60 Km SW of Fano (60888 inhabitants)
63 Km S of Rimini (147750 inhabitants)
65 Km NW of Foligno (57155 inhabitants)
72 Km S of Cesena (96758 inhabitants)
86 Km SE of Forlì (117913 inhabitants)
88 Km W of Ancona (100861 inhabitants)
92 Km E of Siena (53903 inhabitants)
98 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
Bulletin
Rev1000 		ML 1.7 2022-09-27
05:21:04		 43.5052 12.4398 58 2024-03-01
15:27:56		 Bollettino Sismico Italiano INGV 110781611
Reviewed
Rev100 		ML 1.7 2022-09-27
05:21:04		 43.5363 12.4467 59 2022-09-27
05:27:06		 Sala Sismica INGV-Roma 110203001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-27 05:21:04 ± 0.15
Latitude 43.5052 ± 0.0072
Longitude 12.4398 ± 0.0099
Depth (km) 58 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 110781611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 849
Semi-minor axis of confidence ellipse (meter) 363
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 216
Circular confidence region, given by single value of horizontal uncertainty (meter) 850.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 36
Number of associated phases, regardless of their use for origin computation 64
Number of defining phases 64
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.02788
Epicentral distance of station farthest from the epicenter (degree) 0.90472
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 37
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 110781611
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-20 15:14:31

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 110203001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-27 05:27:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2022-09-27T05:21:30.00 0.6 undecidable manual S 135 73.7706 117 0.86 35
IV.CESI.HHZ. 2022-09-27T05:21:29.00 0.6 undecidable manual S 146 66.9774 120 1.13 31
IV.MGAB.HHZ. 2022-09-27T05:21:28.50 0.6 undecidable manual S 202 70.8735 118 -0.09 44
IV.EL6.EHZ. 2022-09-27T05:21:26.40 0.6 undecidable manual S 110 56.7987 126 0.38 43
IV.ASSB.HHZ. 2022-09-27T05:21:25.10 0.6 undecidable manual S 161 54.3012 128 -0.49 42
IV.CRE.HHZ. 2022-09-27T05:21:24.00 0.6 undecidable manual S 288 41.2254 137 0.49 43
IV.CAFI.HHZ. 2022-09-27T05:21:23.70 0.6 undecidable manual S 243 42.8238 136 -0.05 47
IV.FOSV.HNE. 2022-09-27T05:21:22.90 0.6 undecidable manual S 132 34.8429 143 0.28 45
IV.MF5.EHZ. 2022-09-27T05:21:22.16 0.1 undecidable manual P 125 100.4217 108 0.21 82
IV.NRCA.HHZ. 2022-09-27T05:21:21.77 0.3 undecidable manual P 144 92.3409 110 0.77 53
IV.ATVA.EHE. 2022-09-27T05:21:21.50 0.6 undecidable manual S 206 28.0497 149 -0.29 46
IV.FRON.EHZ. 2022-09-27T05:21:21.10 0.6 undecidable manual S 86 23.0547 154 -0.18 48
IV.MPAG.EHZ. 2022-09-27T05:21:21.60 0.6 undecidable manual S 62 29.1486 148 -0.32 46
IV.PE3.EHE. 2022-09-27T05:21:21.90 0.6 undecidable manual S 12 21.6672 155 0.75 40
IV.ATFO.HHN. 2022-09-27T05:21:21.30 0.6 undecidable manual S 145 18.6702 159 0.4 45
IV.SSFR.HHZ. 2022-09-27T05:21:21.80 0.6 undecidable manual S 105 28.6491 148 -0.06 49
IV.ATSC.EHE. 2022-09-27T05:21:21.30 0.6 undecidable manual S 114 21.7671 155 0.14 48
IV.ATMC.EHE. 2022-09-27T05:21:21.10 0.6 undecidable manual S 252 20.868 156 0.02 49
IV.ATPC.HHE. 2022-09-27T05:21:21.10 0.6 undecidable manual S 153 3.0969 176 0.94 38
IV.APEC.HNN. 2022-09-27T05:21:21.20 0.6 undecidable manual S 345 6.0939 173 0.98 37
IV.TB03.DHZ.01 2022-09-27T05:21:20.30 0.3 undecidable manual S 192 11.7771 166 -0.14 73
IV.ATLO.EHE. 2022-09-27T05:21:20.50 0.6 undecidable manual S 187 21.2676 156 -0.61 42
IV.MC2.EHZ. 2022-09-27T05:21:20.61 0.6 undecidable manual P 137 89.4438 111 -0.06 43
IV.TB01.DHZ.01 2022-09-27T05:21:20.20 0.6 undecidable manual S 181 13.6752 164 -0.35 47
IV.ATVO.HHZ. 2022-09-27T05:21:20.50 0.6 undecidable manual S 191 13.875 164 -0.07 49
IV.NARO.HHZ. 2022-09-27T05:21:20.50 0.6 undecidable manual S 44 16.2726 161 -0.22 48
IV.ATMI.HHZ. 2022-09-27T05:21:20.80 0.6 undecidable manual S 216 23.4543 153 -0.52 44
IV.TSM3.DHE. 2022-09-27T05:21:20.30 0.6 undecidable manual S 207 15.1737 162 -0.34 46
IV.ATPI.EHZ. 2022-09-27T05:21:20.60 0.6 undecidable manual S 207 6.7932 172 0.36 47
IV.TB02.DHZ.01 2022-09-27T05:21:20.80 0.6 undecidable manual S 189 15.1737 162 0.16 48
IV.MGAB.HHZ. 2022-09-27T05:21:18.64 0.1 undecidable manual P 202 70.8735 118 0.08 90
IV.CESI.HHZ. 2022-09-27T05:21:18.47 0.6 undecidable manual P 146 66.9774 120 0.33 43
IV.FDMO.HHZ. 2022-09-27T05:21:18.84 0.1 undecidable manual P 135 73.7706 117 -0.04 89
IV.ATCC.EHE. 2022-09-27T05:21:16.15 0.6 undecidable manual P 155 39.0276 139 0.71 40
IV.CRTC.HNE. 2022-09-27T05:21:16.05 0.3 undecidable manual P 50 46.0206 133 0 71
IV.ASSB.HHZ. 2022-09-27T05:21:16.87 0.3 undecidable manual P 161 54.3012 128 0.04 69
IV.EL6.EHZ. 2022-09-27T05:21:16.61 0.3 undecidable manual P 110 56.7987 126 -0.47 63
IV.CAFI.HHZ. 2022-09-27T05:21:15.80 0.1 undecidable manual P 243 42.8238 136 0.04 95
IV.CRE.HHZ. 2022-09-27T05:21:15.77 0.1 undecidable manual P 288 41.2254 137 0.14 93
IV.ATVA.EHE. 2022-09-27T05:21:14.38 0.1 undecidable manual P 206 28.0497 149 -0.26 92
IV.MPAG.EHZ. 2022-09-27T05:21:14.20 0.1 undecidable manual P 62 29.1486 148 -0.51 88
IV.FOSV.HNE. 2022-09-27T05:21:14.88 0.3 undecidable manual P 132 34.8429 143 -0.23 69
IV.ARVD.HHZ. 2022-09-27T05:21:14.90 0.3 undecidable manual P 91 40.3263 138 -0.65 61
IV.ATFO.HHN. 2022-09-27T05:21:14.50 0.3 undecidable manual P 145 18.6702 159 0.38 69
IV.SSFR.HHZ. 2022-09-27T05:21:14.16 0.1 undecidable manual P 105 28.6491 148 -0.51 88
IV.MURB.HHZ. 2022-09-27T05:21:14.94 0.3 undecidable manual P 166 27.75 149 0.32 69
IV.APEC.HNN. 2022-09-27T05:21:14.09 0.1 undecidable manual P 345 6.0939 173 0.36 94
IV.PARC.HHE. 2022-09-27T05:21:14.80 0.3 undecidable manual P 315 22.6551 154 0.48 67
IV.ATMC.EHE. 2022-09-27T05:21:14.12 0.3 undecidable manual P 252 20.868 156 -0.11 72
IV.PE3.EHE. 2022-09-27T05:21:14.84 0.6 undecidable manual P 12 21.6672 155 0.58 43
IV.ATMI.HHZ. 2022-09-27T05:21:14.37 0.3 undecidable manual P 216 23.4543 153 0.01 74
IV.TSM2.DHN.01 2022-09-27T05:21:13.97 0.3 undecidable manual P 162 12.7761 165 0.08 74
IV.TSM3.DHE. 2022-09-27T05:21:13.76 0.3 undecidable manual P 207 15.1737 162 -0.21 71
IV.FRON.EHZ. 2022-09-27T05:21:13.76 0.1 undecidable manual P 86 23.0547 154 -0.58 86
IV.ATLO.EHE. 2022-09-27T05:21:13.99 0.1 undecidable manual P 187 21.2676 156 -0.25 93
IV.ATPI.EHZ. 2022-09-27T05:21:13.88 0.3 undecidable manual P 207 6.7932 172 0.14 74
IV.ATSC.EHE. 2022-09-27T05:21:13.97 0.1 undecidable manual P 114 21.7671 155 -0.3 93
IV.ATBU.EHZ. 2022-09-27T05:21:13.92 0.3 undecidable manual P 111 9.2796 169 0.13 74
IV.TB03.DHZ.01 2022-09-27T05:21:13.88 0.1 undecidable manual P 192 11.7771 166 0.02 100
IV.NARO.HHZ. 2022-09-27T05:21:13.62 0.1 undecidable manual P 44 16.2726 161 -0.4 92
IV.TB01.DHZ.01 2022-09-27T05:21:13.86 0.3 undecidable manual P 181 13.6752 164 -0.06 74
IV.ATVO.HHZ. 2022-09-27T05:21:13.85 0.1 undecidable manual P 191 13.875 164 -0.08 98
IV.ATPC.HHE. 2022-09-27T05:21:13.83 0.3 undecidable manual P 153 3.0969 176 0.14 74
IV.TB02.DHZ.01 2022-09-27T05:21:13.59 0.3 undecidable manual P 189 15.1737 162 -0.38 69
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHE. ML:1.4 0.00005005 0.9 AML other m 2022-09-27T05:21:21.04
IV.FRON.EHN. ML:1.6 0.00009095 0.42 AML other m 2022-09-27T05:21:21.66
IV.SSFR.HHE. ML:2.0 0.000188 1.1 AML other m 2022-09-27T05:21:22.65
IV.MPAG.EHN. ML:1.7 0.00010025000000000001 0.38 AML other m 2022-09-27T05:21:22.24
IV.MPAG.EHE. ML:1.6 0.0000759 0.34 AML other m 2022-09-27T05:21:22.14
IV.SSFR.HHN. ML:2.2 0.0002695 0.24 AML other m 2022-09-27T05:21:22.38
IV.CAFI.HHE. ML:1.7 0.0000916 1.74 AML other m 2022-09-27T05:21:23.00
IV.MURB.HHE. ML:1.8 0.00011235000000000001 1.82 AML other m 2022-09-27T05:21:24.92
IV.MURB.HHN. ML:1.8 0.0001225 0.48 AML other m 2022-09-27T05:21:24.31
IV.CAFI.HHN. ML:1.5 0.0000562 0.62 AML other m 2022-09-27T05:21:24.10
IV.ATVO.HHE. ML:1.2 0.000035799999999999996 1.44 AML other m 2022-09-27T05:21:26.05
IV.ATVO.HHN. ML:1.3 0.00004635 0.42 AML other m 2022-09-27T05:21:27.04
IV.MGAB.HHE. ML:1.7 0.0000552 1.2 AML other m 2022-09-27T05:21:30.82
IV.MGAB.HHN. ML:1.6 0.000043299999999999995 0.36 AML other m 2022-09-27T05:21:30.41
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