Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 16-02-2023 and time 11:52:55 (Italy) in region 4 km W Sestino (AR)

A magnitude ML 1.6 earthquake occured in region: 4 km W Sestino (AR), on

  • 16-02-2023 10:52:55 (UTC)
  • 16-02-2023 11:52:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.7030, 12.2540 at 52 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sestino AR 4 1355 1355
Badia Tedalda AR 5 1087 2442
Borgo Pace PU 6 606 3048
Mercatello sul Metauro PU 9 1378 4426
Belforte all'Isauro PU 10 769 5195
Carpegna PU 11 1674 6869
Frontino PU 12 293 7162
Casteldelci RN 13 407 7569
Pennabilli RN 13 2869 10438
Piandimeleto PU 13 2167 12605
Sant'Angelo in Vado PU 14 4133 16738
Pietrarubbia PU 15 660 17398
Lunano PU 16 1527 18925
Sansepolcro AR 17 15884 34809
Pieve Santo Stefano AR 17 3183 37992
Montecopiolo PU 18 1128 39120
San Giustino PG 18 11297 50417
Sant'Agata Feltria RN 18 2151 52568
Macerata Feltria PU 19 1990 54558
Maiolo RN 20 848 55406
Peglio PU 20 696 56102

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NE of Arezzo (99543 inhabitants)
47 Km SW of Rimini (147750 inhabitants)
48 Km S of Cesena (96758 inhabitants)
58 Km W of Pesaro (94582 inhabitants)
60 Km S of Forlì (117913 inhabitants)
64 Km W of Fano (60888 inhabitants)
67 Km N of Perugia (166134 inhabitants)
71 Km SE of Faenza (58541 inhabitants)
80 Km S of Ravenna (159116 inhabitants)
80 Km E of Firenze (382808 inhabitants)
84 Km SE of Imola (69797 inhabitants)
86 Km NE of Siena (53903 inhabitants)
86 Km E of Scandicci (50609 inhabitants)
91 Km NW of Foligno (57155 inhabitants)
95 Km E of Prato (191150 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 1.6 2023-02-16
10:52:55		 43.703 12.2535 52 2024-03-01
17:17:55		 Bollettino Sismico Italiano INGV 114510741
Reviewed
Rev100 		ML 1.6 2023-02-16
10:52:55		 43.7042 12.2677 52 2023-02-16
11:08:14		 Sala Sismica INGV-Roma 114486051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-16 10:52:55 ± 0.18
Latitude 43.7030 ± 0.0108
Longitude 12.2535 ± 0.0137
Depth (km) 52 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114510741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1320
Semi-minor axis of confidence ellipse (meter) 488
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 217
Circular confidence region, given by single value of horizontal uncertainty (meter) 1320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 43
Number of associated phases, regardless of their use for origin computation 60
Number of defining phases 53
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.92720
Number of stations at which the event was observed 42
Number of stations from which data was used for origin computation 35
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 32
Type of magnitude ML
Reference to an origin 114510741
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-10-30 14:08:34

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 32
Type of magnitude ML
Reference to an origin 114486051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-16 11:08:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CMPR.HHZ. 2023-02-16T10:54:35.01 3.0 undecidable manual Sn -7.13 0
IV.VARE.HHZ. 2023-02-16T10:54:23.14 3.0 undecidable manual Sn 0.03 0
OX.CIMO.HHZ. 2023-02-16T10:54:19.64 3.0 undecidable manual Sg 13.42 0
IV.CRND.HNZ. 2023-02-16T10:53:54.72 3.0 undecidable manual Sn -0.03 0
IV.ZEN8.EHZ. 2023-02-16T10:53:53.68 3.0 undecidable manual Sn -3.12 0
IV.GATE.HHZ. 2023-02-16T10:53:44.26 3.0 undecidable manual Pg 4.36 0
IV.EL6.EHZ. 2023-02-16T10:53:21.72 0.6 undecidable manual S 121 79.8645 109 1.58 23
IV.VCEL.EHZ. 2023-02-16T10:53:20.94 3.0 negative manual Pn -2.68 0
IV.MURB.HHZ. 2023-02-16T10:53:15.72 0.6 undecidable manual S 156 53.502 123 0.7 42
IV.ATSC.EHE. 2023-02-16T10:53:14.74 0.6 undecidable manual S 131 46.62 128 0.93 38
IV.CAFI.HHZ. 2023-02-16T10:53:13.40 0.6 undecidable manual S 209 47.4192 127 -0.56 39
IV.FRON.EHZ. 2023-02-16T10:53:13.29 0.6 undecidable manual S 118 43.1235 131 0.05 49
IV.ATVO.HHE. 2023-02-16T10:53:13.04 0.6 undecidable manual S 161 37.629 136 0.67 44
IV.SFI.EHZ. 2023-02-16T10:53:13.04 0.6 undecidable manual S 305 39.5271 134 0.38 45
IV.ATVA.EHE. 2023-02-16T10:53:13.48 0.6 undecidable manual S 177 47.1195 127 -0.43 42
IV.CSP1.EHZ. 2023-02-16T10:53:12.61 0.3 undecidable manual P 131 102.3198 103 0.34 59
IV.MOMA.HHZ. 2023-02-16T10:53:12.26 0.3 undecidable manual P 166 102.9192 103 -0.08 65
IV.ATPI.EHZ. 2023-02-16T10:53:12.11 0.6 undecidable manual S 157 30.4473 143 0.76 44
IV.MPAG.EHZ. 2023-02-16T10:53:12.87 0.6 undecidable manual S 101 41.4252 132 -0.09 48
IV.FDMO.HHZ. 2023-02-16T10:53:12.53 0.3 undecidable manual P 137 99.9222 104 0.56 55
IV.ATMC.EHN. 2023-02-16T10:53:11.10 0.6 undecidable manual S 190 28.8489 144 -0.04 47
IV.CRE.HHZ. 2023-02-16T10:53:11.02 0.6 undecidable manual S 249 25.9518 147 0.22 50
IV.NARO.HHZ. 2023-02-16T10:53:10.62 0.6 undecidable manual S 111 28.1496 145 -0.44 44
IV.PE3.EHE. 2023-02-16T10:53:10.23 0.6 undecidable manual S 92 19.4694 155 0.1 51
IV.PIEI.HHZ. 2023-02-16T10:53:10.94 0.3 undecidable manual S 129 29.2485 144 -0.26 69
IV.BADI.EHZ. 2023-02-16T10:53:10.59 0.6 undecidable manual S 182 21.4674 153 0.28 50
IV.MGAB.HHZ. 2023-02-16T10:53:10.48 0.3 undecidable manual P 187 88.4448 107 -0.11 66
IV.CPGN.EHZ. 2023-02-16T10:53:10.52 0.6 undecidable manual S 26 12.1767 164 0.95 40
IV.EL6.EHZ. 2023-02-16T10:53:09.89 0.3 undecidable manual P 121 79.8645 109 0.32 62
IV.PARC.HHZ. 2023-02-16T10:53:09.79 0.6 undecidable manual S 191 6.1938 172 0.49 49
IV.VMGN.HHE. 2023-02-16T10:53:08.39 0.3 undecidable manual P 296 64.0914 116 0.63 57
IV.LMD.HHZ. 2023-02-16T10:53:08.00 0.3 undecidable manual P 314 60.2952 119 0.66 56
IV.RUFI.EHZ. 2023-02-16T10:53:07.59 0.3 undecidable manual P 284 61.494 118 0.12 67
IV.PESA.HHZ. 2023-02-16T10:53:06.15 0.3 undecidable manual P 60 53.9016 123 -0.51 67
IV.MURB.HHZ. 2023-02-16T10:53:06.93 0.3 undecidable manual P 156 53.502 123 0.31 67
IV.ATLO.EHE. 2023-02-16T10:53:05.86 0.3 undecidable manual P 164 44.7219 129 0.12 71
Y1.T1756.HNE. 2023-02-16T10:53:05.36 0.3 undecidable manual P 343 41.3253 132 -0.06 72
IV.ATMI.HHZ. 2023-02-16T10:53:05.42 0.3 undecidable manual P 178 40.9257 133 0.04 73
IV.ATVA.EHE. 2023-02-16T10:53:05.87 0.1 undecidable manual P 177 47.1195 127 -0.1 94
IV.CAFI.HHZ. 2023-02-16T10:53:05.50 0.3 undecidable manual P 209 47.4192 127 -0.5 65
IV.SFI.EHZ. 2023-02-16T10:53:05.34 0.3 undecidable manual P 305 39.5271 134 0.09 71
IV.TB03.DHZ.01 2023-02-16T10:53:05.27 0.3 undecidable manual P 159 35.742 137 0.34 69
IV.ATSC.EHE. 2023-02-16T10:53:05.69 0.3 undecidable manual P 131 46.62 128 -0.22 70
IV.TSM3.DHE.01 2023-02-16T10:53:05.08 0.3 undecidable manual P 167 36.4413 137 0.09 73
IV.ATVO.HHE. 2023-02-16T10:53:05.53 0.3 undecidable manual P 161 37.629 136 0.44 67
IV.FRON.EHZ. 2023-02-16T10:53:05.13 0.3 undecidable manual P 118 43.1235 131 -0.46 67
IV.TSM2.DHN. 2023-02-16T10:53:05.63 0.3 undecidable manual P 151 38.9277 134 0.43 67
IV.MPAG.EHZ. 2023-02-16T10:53:04.81 0.1 undecidable manual P 101 41.4252 132 -0.62 87
IV.ATBU.HNN. 2023-02-16T10:53:04.86 0.3 undecidable manual P 137 34.6431 138 0.03 73
IV.ATMC.EHN. 2023-02-16T10:53:04.11 0.1 undecidable manual P 190 28.8489 144 -0.27 94
IV.ATPI.EHZ. 2023-02-16T10:53:04.48 0.3 undecidable manual P 157 30.4473 143 -0.02 74
IV.ATPC.HHE. 2023-02-16T10:53:04.22 0.3 undecidable manual P 146 29.5482 143 -0.22 72
IV.BADI.EHZ. 2023-02-16T10:53:03.85 0.3 undecidable manual P 182 21.4674 153 -0.05 75
IV.NARO.HHZ. 2023-02-16T10:53:03.52 0.1 undecidable manual P 111 28.1496 145 -0.81 81
IV.CRE.HHZ. 2023-02-16T10:53:03.96 0.1 undecidable manual P 249 25.9518 147 -0.22 96
IV.APEC.HNN. 2023-02-16T10:53:03.70 0.3 undecidable manual P 140 20.868 153 -0.17 73
IV.PE3.EHE. 2023-02-16T10:53:03.19 0.1 positive manual P 92 19.4694 155 -0.6 90
IV.CPGN.EHZ. 2023-02-16T10:53:03.26 0.1 positive manual P 26 12.1767 164 -0.21 100
IV.PIEI.HHZ. 2023-02-16T10:53:03.72 0.1 undecidable manual P 129 29.2485 144 -0.69 84
IV.PARC.HHZ. 2023-02-16T10:53:02.98 0.1 positive manual P 191 6.1938 172 -0.33 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHE. ML:1.5 0.00008024999999999999 0.8 AML other m 2023-02-16T10:53:10.82
IV.PARC.HHN. ML:1.5 0.00007675 0.24 AML other m 2023-02-16T10:53:10.61
IV.NARO.HHN. ML:1.6 0.00009645000000000001 0.4 AML other m 2023-02-16T10:53:11.27
IV.NARO.HHE. ML:1.5 0.0000706 0.14 AML other m 2023-02-16T10:53:11.62
IV.BADI.EHN. ML:1.7 0.00011015 0.36 AML other m 2023-02-16T10:53:11.76
IV.PIEI.HHE. ML:1.6 0.00009465000000000001 0.86 AML other m 2023-02-16T10:53:12.10
IV.BADI.EHE. ML:1.6 0.00009145 0.36 AML other m 2023-02-16T10:53:12.10
IV.CRE.HHN. ML:1.7 0.00011185000000000001 0.64 AML other m 2023-02-16T10:53:12.79
IV.ATPI.EHN. ML:1.5 0.0000597 0.56 AML other m 2023-02-16T10:53:12.42
IV.PIEI.HHN. ML:1.4 0.000054550000000000005 0.8 AML other m 2023-02-16T10:53:12.35
IV.MPAG.EHN. ML:1.6 0.00007985 0.48 AML other m 2023-02-16T10:53:13.85
IV.ATPI.EHE. ML:1.4 0.00005495 0.34 AML other m 2023-02-16T10:53:13.91
IV.CAFI.HHE. ML:1.2 0.000028250000000000002 0.5 AML other m 2023-02-16T10:53:13.79
IV.CRE.HHE. ML:1.4 0.0000519 0.6 AML other m 2023-02-16T10:53:13.50
IV.SFI.EHE. ML:1.3 0.000034 1.28 AML other m 2023-02-16T10:53:13.31
IV.MPAG.EHE. ML:1.8 0.00010899999999999999 0.18 AML other m 2023-02-16T10:53:14.18
IV.FRON.EHE. ML:1.5 0.00005605 1.6 AML other m 2023-02-16T10:53:14.97
IV.ATMI.HHN. ML:1.6 0.0000784 0.32 AML other m 2023-02-16T10:53:14.61
IV.ATMI.HHE. ML:1.8 0.00011549999999999999 0.34 AML other m 2023-02-16T10:53:15.32
IV.SFI.EHN. ML:1.3 0.000033 0.96 AML other m 2023-02-16T10:53:15.77
IV.CAFI.HHN. ML:1.3 0.00003445 0.44 AML other m 2023-02-16T10:53:16.19
IV.MURB.HHN. ML:2.2 0.00023899999999999998 0.22 AML other m 2023-02-16T10:53:16.75
IV.MURB.HHE. ML:2.1 0.0001735 1.3 AML other m 2023-02-16T10:53:16.16
IV.FRON.EHN. ML:1.5 0.0000572 0.68 AML other m 2023-02-16T10:53:17.48
IV.LMD.HHN. ML:1.5 0.000044999999999999996 1.18 AML other m 2023-02-16T10:53:18.62
IV.LMD.HHE. ML:1.6 0.00004835 1.08 AML other m 2023-02-16T10:53:19.37
IV.MGAB.HHN. ML:1.7 0.00005135 0.96 AML other m 2023-02-16T10:53:24.30
IV.MGAB.HHE. ML:1.6 0.0000346 0.42 AML other m 2023-02-16T10:53:26.26
IV.MOMA.HHE. ML:1.6 0.0000363 0.84 AML other m 2023-02-16T10:53:27.27
IV.FDMO.HHN. ML:1.6 0.0000299 0.48 AML other m 2023-02-16T10:53:28.07
IV.FDMO.HHE. ML:1.5 0.0000266 0.18 AML other m 2023-02-16T10:53:28.22
IV.MOMA.HHN. ML:1.5 0.000026249999999999998 0.42 AML other m 2023-02-16T10:53:30.62
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