Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 28-11-2022 and time 07:49:35 (Italy) in region 2 km SW Sansepolcro (AR)

A magnitude ML 1.8 earthquake occured in region: 2 km SW Sansepolcro (AR), on

  • 28-11-2022 06:49:35 (UTC)
  • 28-11-2022 07:49:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5560, 12.1290 at 64 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
Sansepolcro AR 2 15884 15884
San Giustino PG 4 11297 27181
Anghiari AR 6 5638 32819
Citerna PG 6 3531 36350
Monterchi AR 8 1757 38107
Monte Santa Maria Tiberina PG 13 1183 39290
Città di Castello PG 14 39913 79203
Pieve Santo Stefano AR 14 3183 82386
Caprese Michelangelo AR 15 1426 83812
Badia Tedalda AR 18 1087 84899
Borgo Pace PU 18 606 85505
Mercatello sul Metauro PU 20 1378 86883

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Arezzo (99543 inhabitants)
54 Km NW of Perugia (166134 inhabitants)
65 Km S of Cesena (96758 inhabitants)
66 Km SW of Rimini (147750 inhabitants)
70 Km E of Siena (53903 inhabitants)
74 Km E of Firenze (382808 inhabitants)
74 Km SW of Pesaro (94582 inhabitants)
75 Km S of Forlì (117913 inhabitants)
79 Km W of Fano (60888 inhabitants)
80 Km E of Scandicci (50609 inhabitants)
81 Km NW of Foligno (57155 inhabitants)
84 Km S of Faenza (58541 inhabitants)
90 Km E of Prato (191150 inhabitants)
95 Km SE of Imola (69797 inhabitants)
96 Km S of Ravenna (159116 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 1.8 2022-11-28
06:49:35		 43.5558 12.1292 64 2024-03-01
15:28:13		 Bollettino Sismico Italiano INGV 113158821
Reviewed
Rev100 		ML 1.8 2022-11-28
06:49:35		 43.5397 12.136 62 2022-11-28
06:59:18		 Sala Sismica INGV-Roma 112287741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-28 06:49:35 ± 0.12
Latitude 43.5558 ± 0.0099
Longitude 12.1292 ± 0.0124
Depth (km) 64 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113158821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1232
Semi-minor axis of confidence ellipse (meter) 469
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 43
Circular confidence region, given by single value of horizontal uncertainty (meter) 1230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 46
Number of associated phases, regardless of their use for origin computation 76
Number of defining phases 76
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) 0.01799
Epicentral distance of station farthest from the epicenter (degree) 2.74743
Number of stations at which the event was observed 56
Number of stations from which data was used for origin computation 56
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 64
Type of magnitude ML
Reference to an origin 112287741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-28 06:59:18

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 54
Type of magnitude ML
Reference to an origin 113158821
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-07 12:46:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MABI.HHZ. 2022-11-28T06:50:16.24 0.3 undecidable manual P 336 304.9614 96 -1.29 12
ST.PANI.EHZ. 2022-11-28T06:50:13.38 0.3 undecidable manual P 348 283.7049 96 -1.52 13
IV.MAGA.HHZ. 2022-11-28T06:50:12.07 0.3 undecidable manual P 335 273.2154 96 -1.53 14
ST.VARA.EHZ. 2022-11-28T06:50:11.57 0.3 undecidable manual P 339 269.9298 97 -1.63 14
IV.CTI.HHZ. 2022-11-28T06:50:11.57 0.3 undecidable manual P 352 279.0096 96 -2.75 3
ST.DOSS.HHZ. 2022-11-28T06:50:11.19 0.3 undecidable manual P 344 268.3314 97 -1.81 12
IV.ROVR.HHZ. 2022-11-28T06:50:08.55 0.3 undecidable manual P 341 246.5643 97 -1.75 16
OX.MARN.HHZ. 2022-11-28T06:50:07.96 0.3 undecidable manual P 343 242.0799 97 -1.8 16
IV.ZOVE.EHZ. 2022-11-28T06:50:04.67 0.3 undecidable manual P 347 216.5166 98 -1.94 17
GU.EQUI.HHZ. 2022-11-28T06:50:01.11 0.6 undecidable manual P 294 171.8946 101 -0.03 35
IV.LMD.HHZ. 2022-11-28T06:50:00.76 1.0 undecidable manual S 330 66.9774 125 1.83 10
IV.VMGN.HHN. 2022-11-28T06:49:59.29 0.6 undecidable manual S 313 65.0904 126 0.69 38
IV.ATCC.EHZ. 2022-11-28T06:49:58.05 0.6 undecidable manual S 135 58.1973 130 0.63 40
IV.RM33.EHZ. 2022-11-28T06:49:57.90 0.6 undecidable manual P 142 145.743 104 -0.05 38
IV.SSFR.HHZ. 2022-11-28T06:49:57.54 0.6 undecidable manual S 104 54.2013 132 0.77 38
IV.BDI.HHZ. 2022-11-28T06:49:56.46 0.3 undecidable manual P 295 135.0648 105 -0.21 57
IV.MURB.HHZ. 2022-11-28T06:49:55.30 0.6 undecidable manual S 135 45.5211 138 -0.15 47
IV.CPGN.EHZ. 2022-11-28T06:49:55.55 0.6 undecidable manual S 29 31.2465 149 1.93 20
IV.MC2.EHZ. 2022-11-28T06:49:54.89 0.3 undecidable manual P 129 111.5994 110 1.01 47
IV.TB02.DHZ.01 2022-11-28T06:49:54.03 0.6 undecidable manual S 132 30.5472 150 0.49 44
IV.NARO.HHZ. 2022-11-28T06:49:54.55 0.6 undecidable manual S 80 36.741 145 0.28 46
IV.PIEI.HHZ. 2022-11-28T06:49:54.46 1.0 undecidable manual S 94 32.745 148 0.68 20
IV.TSM2.DHN.01 2022-11-28T06:49:53.24 0.6 undecidable manual S 121 34.0437 147 -0.69 41
IV.ATVA.EHE. 2022-11-28T06:49:53.33 0.6 undecidable manual S 158 33.2445 147 -0.51 44
IV.CAFI.HHZ. 2022-11-28T06:49:53.40 0.6 undecidable manual S 208 28.3494 152 0.09 48
IV.NRCA.HHZ. 2022-11-28T06:49:53.85 0.3 undecidable manual P 135 112.998 109 -0.2 60
IV.ATMI.HHZ. 2022-11-28T06:49:53.10 0.6 undecidable manual S 156 27.0507 153 -0.08 49
IV.CSP1.EHZ. 2022-11-28T06:49:53.24 0.3 undecidable manual P 120 100.9212 112 0.6 57
IV.ATVO.HHZ. 2022-11-28T06:49:53.40 0.6 undecidable manual S 131 29.5482 151 -0.03 49
IV.CRE.HHZ. 2022-11-28T06:49:52.00 0.6 undecidable manual S 296 15.873 164 -0.28 48
IV.ATPI.EHZ. 2022-11-28T06:49:52.70 0.3 undecidable manual S 118 24.8529 155 -0.27 71
IV.FDMO.HHZ. 2022-11-28T06:49:52.59 0.3 undecidable manual P 126 96.4257 113 0.46 60
IV.PARC.HHZ. 2022-11-28T06:49:52.10 0.6 undecidable manual S 40 13.5753 166 -0.05 51
IV.CRMI.HHZ. 2022-11-28T06:49:52.29 0.3 undecidable manual P 286 96.0261 114 0.21 63
IV.ARCI.HHZ. 2022-11-28T06:49:52.02 0.3 undecidable manual P 214 94.3389 114 0.13 64
IV.CESI.HHZ. 2022-11-28T06:49:51.12 0.3 undecidable manual P 134 87.5457 116 0 66
IV.BADI.EHZ. 2022-11-28T06:49:51.50 0.3 undecidable manual S 119 10.5783 169 -0.51 69
IV.SSP9.EHZ. 2022-11-28T06:49:51.50 0.6 undecidable manual S 5 1.998 178 -0.3 49
IV.ATMC.EHZ. 2022-11-28T06:49:51.55 0.3 undecidable manual S 157 13.1757 166 -0.58 67
IV.MALA4.EHZ. 2022-11-28T06:49:50.68 0.3 undecidable manual P 221 80.5638 119 0.32 63
IV.SACS.HHZ. 2022-11-28T06:49:50.54 0.3 undecidable manual P 193 80.364 119 0.2 65
IV.OSSC.HHE. 2022-11-28T06:49:49.53 0.3 undecidable manual P 267 71.1732 123 0.18 66
IV.MGAB.HHZ. 2022-11-28T06:49:49.76 0.3 undecidable manual P 181 71.373 123 0.39 63
IV.VMGN.HHN. 2022-11-28T06:49:49.12 0.1 undecidable manual P 313 65.0904 126 0.39 85
IV.LMD.HHZ. 2022-11-28T06:49:49.59 0.3 undecidable manual P 330 66.9774 125 0.67 58
IV.BOSL.HHZ. 2022-11-28T06:49:49.96 0.3 undecidable manual P 305 73.4709 122 0.37 63
IV.ASSB.HHZ. 2022-11-28T06:49:49.03 0.3 undecidable manual P 143 71.1732 123 -0.33 64
Y1.T1756.HNE. 2022-11-28T06:49:48.38 0.3 undecidable manual P 358 55.8996 131 0.55 62
IV.RUFI.EHZ. 2022-11-28T06:49:48.35 0.3 undecidable manual P 302 58.6968 129 0.25 67
IV.SSFR.HHZ. 2022-11-28T06:49:47.59 0.3 undecidable manual P 104 54.2013 132 -0.08 69
IV.ATCC.EHZ. 2022-11-28T06:49:47.94 0.1 positive manual P 135 58.1973 130 -0.11 91
IV.FRON.EHZ. 2022-11-28T06:49:47.18 0.3 undecidable manual P 95 48.1185 136 0.05 71
IV.ATSC.EHE. 2022-11-28T06:49:47.24 0.3 undecidable manual P 108 47.2194 137 0.19 69
IV.SFI.EHZ. 2022-11-28T06:49:47.11 0.1 negative manual P 330 44.8218 138 0.26 91
IV.CPGN.EHZ. 2022-11-28T06:49:46.47 0.3 undecidable manual P 29 31.2465 149 0.62 63
IV.ATBU.EHZ. 2022-11-28T06:49:46.31 0.1 positive manual P 105 34.8429 146 0.22 93
IV.MURB.HHZ. 2022-11-28T06:49:46.84 0.1 positive manual P 135 45.5211 138 -0.07 94
IV.ATFO.HHZ. 2022-11-28T06:49:46.34 0.3 undecidable manual P 120 41.3253 141 -0.23 69
IV.NARO.HHZ. 2022-11-28T06:49:46.07 0.3 undecidable manual P 80 36.741 145 -0.16 71
IV.APEC.HNN. 2022-11-28T06:49:45.74 0.3 undecidable manual P 89 23.3544 156 0.34 70
IV.PARC.HHZ. 2022-11-28T06:49:45.06 0.1 positive manual P 40 13.5753 166 0.05 100
IV.ATPC.HNZ. 2022-11-28T06:49:45.71 0.1 positive manual P 107 27.6501 152 0.08 97
IV.TSM2.DHN.01 2022-11-28T06:49:45.80 0.1 positive manual P 121 34.0437 147 -0.23 93
IV.ATVO.HHZ. 2022-11-28T06:49:45.60 0.1 positive manual P 131 29.5482 151 -0.14 96
IV.PIEI.HHZ. 2022-11-28T06:49:45.83 0.1 positive manual P 94 32.745 148 -0.12 96
IV.ATVA.EHE. 2022-11-28T06:49:45.90 0.1 positive manual P 158 33.2445 147 -0.08 96
IV.TB02.DHZ.01 2022-11-28T06:49:45.69 0.1 positive manual P 132 30.5472 150 -0.12 96
IV.ATMI.HHZ. 2022-11-28T06:49:45.57 0.1 positive manual P 156 27.0507 153 -0.03 98
IV.ATLO.EHE. 2022-11-28T06:49:45.89 0.1 positive manual P 140 34.8429 146 -0.2 94
IV.ATPI.EHZ. 2022-11-28T06:49:45.38 0.1 positive manual P 118 24.8529 155 -0.1 97
IV.CAFI.HHZ. 2022-11-28T06:49:45.81 0.1 positive manual P 208 28.3494 152 0.14 96
IV.TSM3.DHE.01 2022-11-28T06:49:45.44 0.1 positive manual P 136 26.4513 153 -0.13 96
IV.ATMC.EHZ. 2022-11-28T06:49:44.68 0.1 positive manual P 157 13.1757 166 -0.31 95
IV.CRE.HHZ. 2022-11-28T06:49:44.92 0.1 negative manual P 296 15.873 164 -0.16 98
IV.SSP9.EHZ. 2022-11-28T06:49:44.38 0.6 undecidable manual P 5 1.998 178 -0.42 47
IV.BADI.EHZ. 2022-11-28T06:49:44.70 0.1 positive manual P 119 10.5783 169 -0.23 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSP9.EHN. ML:1.8 0.00010927907500000001 0.2016 AML other m 2022-11-28T06:49:51.64
IV.BADI.EHN. ML:1.8 0.000129996945 0.1216 AML other m 2022-11-28T06:49:51.78
IV.BADI.EHE. ML:1.9 0.00015389926 0.1216 AML other m 2022-11-28T06:49:51.82
IV.SSP9.EHE. ML:1.4 0.000043205179999999996 0.1792 AML other m 2022-11-28T06:49:51.96
IV.PARC.HHN. ML:1.8 0.00010625 0.18 AML other m 2022-11-28T06:49:52.40
IV.PARC.HHE. ML:1.7 0.00009359999999999998 0.18 AML other m 2022-11-28T06:49:52.42
IV.CAFI.HHN. ML:2.0 0.0001535 0.58 AML other m 2022-11-28T06:49:53.89
IV.CAFI.HNN. ML:1.9 0.0001418201 0.1696 AML other m 2022-11-28T06:49:53.60
IV.CAFI.HNE. ML:1.8 0.00010470016 0.1504 AML other m 2022-11-28T06:49:53.54
IV.CAFI.HHE. ML:1.8 0.00011590709 0.1984 AML other m 2022-11-28T06:49:53.87
IV.ATMI.HHN. ML:1.8 0.00011655436 0.2816 AML other m 2022-11-28T06:49:54.10
IV.ATPI.EHN. ML:1.5 0.00004793956 1.84 AML other m 2022-11-28T06:49:55.99
IV.NARO.HHE. ML:1.4 0.000036854521 0.1408 AML other m 2022-11-28T06:49:55.13
IV.ATVO.HHE. ML:1.7 0.00008575000000000001 0.16 AML other m 2022-11-28T06:49:55.23
IV.ATVO.HHN. ML:1.6 0.00006975 0.18 AML other m 2022-11-28T06:49:55.41
IV.ATPI.EHE. ML:1.5 0.000050243740000000004 0.32 AML other m 2022-11-28T06:49:55.63
IV.NARO.HHN. ML:1.4 0.000040015635 0.3008 AML other m 2022-11-28T06:49:55.80
IV.PIEI.HHE. ML:1.6 0.00006105 1.58 AML other m 2022-11-28T06:49:55.12
IV.PIEI.HHN. ML:1.4 0.000045363765 0.3584 AML other m 2022-11-28T06:49:56.26
IV.MURB.HNE. ML:2.6 0.0005705 0.3 AML other m 2022-11-28T06:49:56.60
IV.MURB.HHE. ML:2.5 0.0005395 0.32 AML other m 2022-11-28T06:49:56.60
IV.MURB.HHN. ML:2.5 0.0004255 0.18 AML other m 2022-11-28T06:49:56.74
IV.MURB.HNN. ML:2.3 0.00027893515 0.32 AML other m 2022-11-28T06:49:56.73
IV.ATMI.HHE. ML:1.8 0.000117 0.26 AML other m 2022-11-28T06:49:57.19
IV.ATPI.HNN. ML:1.9 0.00013235965 1.5104 AML other m 2022-11-28T06:49:57.23
IV.FRON.EHN. ML:1.5 0.000044236065000000006 0.1184 AML other m 2022-11-28T06:49:57.56
IV.SSFR.HNN. ML:2.1 0.00015733195 0.1792 AML other m 2022-11-28T06:49:57.90
IV.ATCC.HNN. ML:2.0 0.0001136601 1.6416 AML other m 2022-11-28T06:49:57.13
IV.FRON.EHE. ML:1.5 0.00004614842500000001 0.4416 AML other m 2022-11-28T06:49:58.04
IV.ATFO.HHN. ML:1.4 0.000041764855 0.32 AML other m 2022-11-28T06:49:58.04
IV.SFI.EHE. ML:1.4 0.00003936935499999999 0.2208 AML other m 2022-11-28T06:49:58.24
IV.SSFR.HHE. ML:2.1 0.000150837 0.2784 AML other m 2022-11-28T06:49:58.75
IV.ATCC.EHE. ML:1.8 0.00006851308999999999 0.1216 AML other m 2022-11-28T06:49:58.62
IV.ATCC.EHN. ML:1.8 0.00008715531500000002 0.16 AML other m 2022-11-28T06:49:58.68
IV.SFI.EHN. ML:1.4 0.000041044404999999997 0.4608 AML other m 2022-11-28T06:49:59.61
IV.SSFR.HNE. ML:2.1 0.00016490215 0.2208 AML other m 2022-11-28T06:49:59.38
IV.SSFR.HHN. ML:2.1 0.0001545 0.18 AML other m 2022-11-28T06:49:59.38
IV.ATFO.HHE. ML:1.5 0.000049516539999999995 0.2208 AML other m 2022-11-28T06:49:59.46
IV.MGAB.HHN. ML:1.9 0.00009115 0.6 AML other m 2022-11-28T06:50:00.75
IV.BOSL.HHE. ML:1.2 0.00001254483 0.2208 AML other m 2022-11-28T06:50:01.07
IV.LMD.HHN. ML:1.8 0.00006345000000000001 0.28 AML other m 2022-11-28T06:50:01.20
IV.ASSB.HHN. ML:1.8 0.000068576395 0.2816 AML other m 2022-11-28T06:50:01.10
IV.LMD.HHE. ML:1.6 0.000043296039999999996 0.1824 AML other m 2022-11-28T06:50:01.83
IV.BOSL.HHN. ML:1.2 0.000016497196999999997 1.6 AML other m 2022-11-28T06:50:02.00
IV.ASSB.HHE. ML:1.7 0.000055567135 0.2432 AML other m 2022-11-28T06:50:02.15
IV.MGAB.HHE. ML:1.8 0.00007357278000000001 0.32 AML other m 2022-11-28T06:50:02.67
IV.FDMO.HHN. ML:1.5 0.00002693253 0.16 AML other m 2022-11-28T06:50:08.53
IV.FDMO.HHE. ML:1.5 0.000023508401800000002 0.2816 AML other m 2022-11-28T06:50:09.57
IV.CSP1.EHE. ML:2.1 0.00009558254 0.4384 AML other m 2022-11-28T06:50:12.08
IV.BDI.HHE. ML:1.8 0.000029527175000000002 0.1984 AML other m 2022-11-28T06:50:12.66
IV.BDI.HHN. ML:1.6 0.000022352605 0.0992 AML other m 2022-11-28T06:50:13.05
OX.MARN.HHN. ML:2.8 0.00010369288 0.0992 AML other m 2022-11-28T06:50:32.72
OX.MARN.HHE. ML:2.6 0.00008138742 0.1408 AML other m 2022-11-28T06:50:33.63
ST.DOSS.HHE. ML:2.3 0.000032200464999999995 1.7024 AML other m 2022-11-28T06:50:38.96
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