Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 15-03-2023 and time 17:48:52 (Italy) in region 6 km NE Città di Castello (PG)

A magnitude ML 2.0 earthquake occured in region: 6 km NE Città di Castello (PG), on

  • 15-03-2023 16:48:52 (UTC)
  • 15-03-2023 17:48:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4920, 12.2940 at 10 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
Città di Castello PG 6 39913 39913
San Giustino PG 11 11297 51210
Monte Santa Maria Tiberina PG 12 1183 52393
Apecchio PU 13 1882 54275
Pietralunga PG 13 2111 56386
Citerna PG 14 3531 59917
Montone PG 15 1680 61597
Monterchi AR 15 1757 63354
Sansepolcro AR 15 15884 79238
Mercatello sul Metauro PU 18 1378 80616
Borgo Pace PU 19 606 81222
Anghiari AR 20 5638 86860

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Arezzo (99543 inhabitants)
44 Km N of Perugia (166134 inhabitants)
67 Km SW of Rimini (147750 inhabitants)
68 Km SW of Pesaro (94582 inhabitants)
68 Km NW of Foligno (57155 inhabitants)
70 Km SW of Fano (60888 inhabitants)
72 Km S of Cesena (96758 inhabitants)
80 Km E of Siena (53903 inhabitants)
84 Km S of Forlì (117913 inhabitants)
89 Km E of Firenze (382808 inhabitants)
94 Km SE of Faenza (58541 inhabitants)
94 Km E of Scandicci (50609 inhabitants)
100 Km W of Ancona (100861 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 2.0 2023-03-15
16:48:52		 43.4925 12.2937 10 2024-03-01
17:18:02		 Bollettino Sismico Italiano INGV 116275851
Reviewed
Rev100 		ML 2.0 2023-03-15
16:48:53		 43.4963 12.2948 9 2023-03-15
17:10:17		 Sala Sismica INGV-Roma 115398821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-15 16:48:52 ± 0.03
Latitude 43.4925 ± 0.0018
Longitude 12.2937 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116275851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 190
Semi-minor axis of confidence ellipse (meter) 151
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 31
Circular confidence region, given by single value of horizontal uncertainty (meter) 190.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 56
Number of defining phases 55
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.77432
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 31
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 48
Type of magnitude ML
Reference to an origin 115398821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-15 17:10:17

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 48
Type of magnitude ML
Reference to an origin 116275851
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-11 11:21:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2023-03-15T16:49:25.66 3.0 undecidable manual S -0.41 0
IV.MML1.EHZ. 2023-03-15T16:49:14.18 0.3 undecidable manual S 127 68.9754 50 0.11 66
IV.CSP1.EHZ. 2023-03-15T16:49:07.74 0.1 undecidable manual P 121 85.9473 50 0.02 86
IV.ATCC.EHZ. 2023-03-15T16:49:07.84 0.3 undecidable manual S 141 44.1225 50 0.43 64
IV.SSFR.HHZ. 2023-03-15T16:49:06.28 0.3 undecidable manual S 99 39.8268 50 0.01 71
IV.MPAG.EHZ. 2023-03-15T16:49:06.72 0.6 undecidable manual S 68 40.4262 50 0.29 44
IV.MML1.EHZ. 2023-03-15T16:49:05.24 0.3 undecidable manual P 127 68.9754 50 0.13 65
IV.RUFI.EHZ. 2023-03-15T16:49:05.64 1.0 undecidable manual P 302 73.6707 50 -0.18 21
IV.FRON.EHZ. 2023-03-15T16:49:04.78 0.6 undecidable manual S 85 34.8429 50 -0.17 46
IV.MGAB.HHZ. 2023-03-15T16:49:04.90 0.6 undecidable manual P 193 65.9895 50 0.26 43
IV.ATSC.EHE. 2023-03-15T16:49:04.55 0.6 undecidable manual S 103 32.5452 50 0.22 46
IV.EL6.EHZ. 2023-03-15T16:49:04.69 0.6 undecidable manual P 105 67.5768 50 -0.19 43
IV.CAFI.HHZ. 2023-03-15T16:49:04.37 0.3 undecidable manual S 236 32.0457 50 0.19 69
IV.SFI.HNN. 2023-03-15T16:49:03.46 0.1 undecidable manual P 322 58.0974 50 0.04 91
IV.PE3.EHZ. 2023-03-15T16:49:03.34 0.3 undecidable manual S 36 27.8499 50 0.26 68
IV.CRE.HHZ. 2023-03-15T16:49:03.69 0.3 undecidable manual S 297 30.8469 50 -0.19 69
IV.MURB.HHZ. 2023-03-15T16:49:03.74 0.3 undecidable manual S 144 31.5462 50 -0.32 67
IV.ATFO.HHZ. 2023-03-15T16:49:02.41 0.3 undecidable manual S 122 26.3514 110 -0.2 70
IV.NARO.HHZ. 2023-03-15T16:49:02.36 0.3 undecidable manual S 60 26.5512 110 -0.3 68
IV.ATVA.EHE. 2023-03-15T16:49:01.36 0.3 undecidable manual S 182 23.754 112 -0.39 67
IV.ATCC.EHZ. 2023-03-15T16:49:01.10 0.1 undecidable manual P 141 44.1225 50 -0.16 90
IV.ATLO.EHE. 2023-03-15T16:49:01.12 0.6 undecidable manual S 155 21.6672 114 0.02 48
IV.FOSV.EHZ. 2023-03-15T16:49:01.03 0.6 undecidable manual P 120 43.623 50 -0.16 45
IV.MPAG.EHZ. 2023-03-15T16:49:00.67 0.3 positive manual P 68 40.4262 50 -0.02 70
IV.PIEI.HHZ. 2023-03-15T16:49:00.65 0.3 undecidable manual S 76 19.9689 116 0.09 72
IV.SSFR.HHZ. 2023-03-15T16:49:00.50 0.1 undecidable manual P 99 39.8268 50 -0.11 92
IV.ATMI.HHZ. 2023-03-15T16:49:00.00 0.3 undecidable manual S 187 17.6712 119 0.15 71
IV.MURB.HHZ. 2023-03-15T16:48:59.27 0.3 negative manual P 144 31.5462 50 -0.06 71
IV.PARC.HHZ. 2023-03-15T16:48:59.85 0.6 undecidable manual S 346 17.871 118 -0.06 49
IV.CPGN.EHZ. 2023-03-15T16:48:59.99 0.3 undecidable manual P 4 34.3434 50 0.23 68
IV.CAFI.HHZ. 2023-03-15T16:48:59.43 0.1 positive manual P 236 32.0457 50 0.03 95
IV.ATVO.HHZ. 2023-03-15T16:48:59.33 0.3 undecidable manual S 143 15.2736 122 0.21 71
IV.FRON.EHZ. 2023-03-15T16:48:59.63 0.1 undecidable manual P 85 34.8429 50 -0.22 91
IV.SSP9.EHZ. 2023-03-15T16:48:59.14 0.3 undecidable manual S 305 15.873 121 -0.16 71
IV.ATSC.EHE. 2023-03-15T16:48:59.22 0.1 undecidable manual P 103 32.5452 50 -0.26 90
IV.CRE.HHZ. 2023-03-15T16:48:59.04 0.3 undecidable manual P 297 30.8469 50 -0.19 69
IV.ATFO.HHZ. 2023-03-15T16:48:58.28 0.6 undecidable manual P 122 26.3514 110 -0.21 46
IV.APEC.HNZ. 2023-03-15T16:48:58.47 0.3 undecidable manual S 54 12.4764 128 0.13 72
IV.NARO.HHZ. 2023-03-15T16:48:58.30 0.1 positive manual P 60 26.5512 110 -0.22 92
IV.PE3.EHZ. 2023-03-15T16:48:58.86 0.1 positive manual P 36 27.8499 50 0.1 94
IV.ATPC.HHE. 2023-03-15T16:48:58.59 0.6 undecidable manual S 96 13.1757 126 0.06 49
IV.ATMI.HHZ. 2023-03-15T16:48:57.05 0.1 positive manual P 187 17.6712 119 0.16 95
IV.ATVA.EHE. 2023-03-15T16:48:57.96 0.3 undecidable manual P 182 23.754 112 -0.03 72
IV.PARC.HHZ. 2023-03-15T16:48:57.08 0.1 negative manual P 346 17.871 118 0.15 95
IV.ATLO.EHE. 2023-03-15T16:48:57.65 0.1 undecidable manual P 155 21.6672 114 0.03 97
IV.PIEI.HHZ. 2023-03-15T16:48:57.36 0.3 undecidable manual P 76 19.9689 116 0.05 72
IV.ATPI.EHZ. 2023-03-15T16:48:57.48 0.3 undecidable manual S 118 9.879 134 -0.17 72
IV.ATPC.HHE. 2023-03-15T16:48:56.27 0.1 undecidable manual P 96 13.1757 126 0.13 96
IV.SSP9.EHZ. 2023-03-15T16:48:56.81 0.1 undecidable manual P 305 15.873 121 0.23 94
IV.CDCA.HNZ. 2023-03-15T16:48:56.88 0.3 undecidable manual S 232 6.0939 147 0.06 74
IV.APEC.HNZ. 2023-03-15T16:48:56.24 1.0 undecidable manual P 54 12.4764 128 0.21 24
IV.BADI.EHZ. 2023-03-15T16:48:56.10 0.3 undecidable manual S 296 4.3956 155 -0.43 69
IV.ATVO.HHZ. 2023-03-15T16:48:56.65 0.1 negative manual P 143 15.2736 122 0.17 95
IV.ATPI.EHZ. 2023-03-15T16:48:55.69 0.1 undecidable manual P 118 9.879 134 0.06 98
IV.CDCA.HNZ. 2023-03-15T16:48:55.26 0.3 undecidable manual P 232 6.0939 147 0.11 73
IV.BADI.EHZ. 2023-03-15T16:48:54.96 0.1 undecidable manual P 296 4.3956 155 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATPI.HNN. ML:2.0 0.00138 0.22 AML other m 2023-03-15T16:48:57.56
IV.ATPI.HNE. ML:1.9 0.0010739999999999999 0.18 AML other m 2023-03-15T16:48:57.65
IV.ATPI.EHE. ML:1.9 0.001063 0.18 AML other m 2023-03-15T16:48:57.66
IV.ATPI.EHN. ML:2.0 0.0013385 0.52 AML other m 2023-03-15T16:48:57.57
IV.APEC.HNE. ML:2.2 0.001915 0.3 AML other m 2023-03-15T16:48:58.72
IV.APEC.HHN. ML:2.3 0.0024000000000000002 0.26 AML other m 2023-03-15T16:48:58.72
IV.APEC.HHE. ML:2.1 0.001435 1.72 AML other m 2023-03-15T16:48:58.88
IV.APEC.HNN. ML:2.2 0.0016140000000000002 1.38 AML other m 2023-03-15T16:48:59.71
IV.ATVO.HHN. ML:2.2 0.0014750000000000002 0.32 AML other m 2023-03-15T16:48:59.80
IV.ATVO.HNN. ML:2.2 0.001395 0.3 AML other m 2023-03-15T16:48:59.81
IV.ATVO.HHE. ML:2.1 0.001295 0.28 AML other m 2023-03-15T16:49:00.07
IV.ATVO.HNE. ML:2.1 0.00123 0.26 AML other m 2023-03-15T16:49:00.08
IV.SSP9.EHN. ML:1.6 0.0003725 1.36 AML other m 2023-03-15T16:49:00.89
IV.SSP9.EHE. ML:1.4 0.000255 1.24 AML other m 2023-03-15T16:49:00.94
IV.ATMI.HHE. ML:2.1 0.0011214999999999999 0.22 AML other m 2023-03-15T16:49:00.32
IV.PARC.HHE. ML:2.3 0.0017 0.24 AML other m 2023-03-15T16:49:00.46
IV.PIEI.HNN. ML:1.9 0.000596 0.34 AML other m 2023-03-15T16:49:01.22
IV.PARC.HHN. ML:2.2 0.0012200000000000002 0.32 AML other m 2023-03-15T16:49:01.31
IV.PIEI.HNE. ML:2.2 0.0010550000000000002 1.08 AML other m 2023-03-15T16:49:01.02
IV.PIEI.HHE. ML:2.2 0.0011200000000000001 1.08 AML other m 2023-03-15T16:49:01.02
IV.PIEI.HHN. ML:1.9 0.0006174999999999999 0.3 AML other m 2023-03-15T16:49:02.03
IV.NARO.HHN. ML:1.8 0.00034899999999999997 1.3 AML other m 2023-03-15T16:49:02.07
IV.NARO.HHE. ML:1.8 0.000316 1.46 AML other m 2023-03-15T16:49:02.83
IV.ATFO.HHE. ML:1.8 0.000378 0.22 AML other m 2023-03-15T16:49:02.93
IV.ATFO.HHN. ML:1.7 0.000266 0.62 AML other m 2023-03-15T16:49:03.31
IV.ATMI.HHN. ML:1.9 0.0006845 0.66 AML other m 2023-03-15T16:49:04.54
IV.MURB.HNE. ML:2.1 0.000614 0.28 AML other m 2023-03-15T16:49:04.69
IV.MURB.HHE. ML:2.2 0.000678 0.28 AML other m 2023-03-15T16:49:04.55
IV.PE3.EHN. ML:1.8 0.000357 0.3 AML other m 2023-03-15T16:49:04.76
IV.PE3.EHE. ML:1.9 0.0004215 0.36 AML other m 2023-03-15T16:49:04.77
IV.CRE.HHN. ML:1.7 0.00022700000000000002 1.74 AML other m 2023-03-15T16:49:04.95
IV.CRE.HHE. ML:1.5 0.0001375 0.42 AML other m 2023-03-15T16:49:05.08
IV.FRON.EHN. ML:2.2 0.000682 0.1 AML other m 2023-03-15T16:49:05.35
IV.FRON.EHE. ML:2.1 0.0005600000000000001 0.14 AML other m 2023-03-15T16:49:05.34
IV.CAFI.HHN. ML:1.5 0.00012975 0.14 AML other m 2023-03-15T16:49:06.05
IV.CAFI.HHE. ML:1.5 0.0001505 0.22 AML other m 2023-03-15T16:49:06.32
IV.SSFR.HNN. ML:2.4 0.0009490000000000001 0.34 AML other m 2023-03-15T16:49:06.69
IV.MPAG.EHN. ML:1.8 0.0002045 0.86 AML other m 2023-03-15T16:49:07.04
IV.MURB.HNN. ML:2.1 0.000632 0.3 AML other m 2023-03-15T16:49:07.32
IV.MURB.HHN. ML:2.1 0.000638 0.26 AML other m 2023-03-15T16:49:07.31
IV.MPAG.EHE. ML:1.8 0.00020600000000000002 0.38 AML other m 2023-03-15T16:49:07.19
IV.SSFR.HNE. ML:2.5 0.0010745 0.2 AML other m 2023-03-15T16:49:07.58
IV.SSFR.HHE. ML:2.5 0.0010175000000000002 0.18 AML other m 2023-03-15T16:49:07.58
IV.SSFR.HHN. ML:2.3 0.0007295 0.16 AML other m 2023-03-15T16:49:07.83
IV.ATCC.EHN. ML:1.8 0.00019700000000000002 1.08 AML other m 2023-03-15T16:49:10.36
IV.ATCC.EHE. ML:1.7 0.000154 0.3 AML other m 2023-03-15T16:49:13.30
IV.MGAB.HHN. ML:2.0 0.0001965 0.2 AML other m 2023-03-15T16:49:15.85
IV.MGAB.HHE. ML:1.8 0.00012445 0.44 AML other m 2023-03-15T16:49:20.40
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
Waveforms Seismic signals in miniseed + resp format Download