Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 14-04-2023 and time 09:54:58 (Italy) in region 3 km S Borgo Pace (PU)

A magnitude ML 1.8 earthquake occured in region: 3 km S Borgo Pace (PU), on

  • 14-04-2023 07:54:58 (UTC)
  • 14-04-2023 09:54:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6320, 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
Borgo Pace PU 3 606 606
Mercatello sul Metauro PU 4 1378 1984
Sestino AR 9 1355 3339
Sant'Angelo in Vado PU 10 4133 7472
Belforte all'Isauro PU 12 769 8241
Badia Tedalda AR 12 1087 9328
Apecchio PU 13 1882 11210
San Giustino PG 13 11297 22507
Sansepolcro AR 14 15884 38391
Piandimeleto PU 14 2167 40558
Lunano PU 16 1527 42085
Frontino PU 16 293 42378
Carpegna PU 17 1674 44052
Peglio PU 18 696 44748
Piobbico PU 18 2029 46777
Urbania PU 19 7099 53876
Città di Castello PG 20 39913 93789

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Arezzo (99543 inhabitants)
53 Km SW of Rimini (147750 inhabitants)
56 Km S of Cesena (96758 inhabitants)
59 Km SW of Pesaro (94582 inhabitants)
59 Km N of Perugia (166134 inhabitants)
63 Km W of Fano (60888 inhabitants)
69 Km SE of Forlì (117913 inhabitants)
80 Km SE of Faenza (58541 inhabitants)
82 Km NW of Foligno (57155 inhabitants)
85 Km E of Firenze (382808 inhabitants)
85 Km E of Siena (53903 inhabitants)
88 Km S of Ravenna (159116 inhabitants)
91 Km E of Scandicci (50609 inhabitants)
93 Km SE of Imola (69797 inhabitants)
99 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 1.8 2023-04-14
07:54:58		 43.6323 12.2943 10 2024-03-01
17:18:04		 Bollettino Sismico Italiano INGV 116695751
Reviewed
Rev100 		ML 1.8 2023-04-14
07:54:58		 43.6292 12.2913 10 2023-04-14
08:01:49		 Sala Sismica INGV-Roma 116372511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-14 07:54:58 ± 0.05
Latitude 43.6323 ± 0.0027
Longitude 12.2943 ± 0.0037
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 116695751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 328
Semi-minor axis of confidence ellipse (meter) 311
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
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 49
Number of defining phases 49
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.04317
Epicentral distance of station farthest from the epicenter (degree) 0.71496
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 116372511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-14 08:01:49

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 116695751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-24 10:17:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2023-04-14T07:55:12.41 0.3 undecidable manual P 136 79.365 50 0.15 65
IV.EL6.EHZ. 2023-04-14T07:55:11.38 0.3 undecidable manual P 117 73.1712 50 0.08 67
IV.ATLO.HNZ. 2023-04-14T07:55:10.84 0.3 undecidable manual S 165 36.3414 50 -0.01 73
IV.ATVO.HHZ. 2023-04-14T07:55:09.32 0.3 undecidable manual S 162 29.2485 50 0.38 68
IV.TB01.DHE.01 2023-04-14T07:55:09.44 0.3 undecidable manual S 158 30.0477 50 0.27 70
IV.ATBU.EHZ. 2023-04-14T07:55:08.90 0.3 undecidable manual S 130 26.8509 50 0.6 64
IV.TSM3.DHN.01 2023-04-14T07:55:08.69 0.3 undecidable manual S 170 28.1496 50 0.04 73
IV.ARVD.HHZ. 2023-04-14T07:55:08.34 0.3 undecidable manual P 106 54.1014 50 -0.03 70
IV.MURB.HHZ. 2023-04-14T07:55:07.10 0.3 undecidable manual P 156 45.0216 50 0.14 70
IV.SFI.EHZ. 2023-04-14T07:55:07.08 0.1 undecidable manual P 310 46.9197 50 -0.17 92
IV.CPGN.EHN. 2023-04-14T07:55:06.48 0.3 undecidable manual S 6 18.87 119 0.54 67
IV.SSFR.HHZ. 2023-04-14T07:55:06.74 0.3 undecidable manual P 119 44.9217 50 -0.2 69
IV.TSM1.DHZ.01 2023-04-14T07:55:06.06 0.3 undecidable manual P 142 40.1265 50 -0.15 70
IV.PIEI.HHZ. 2023-04-14T07:55:06.51 0.3 undecidable manual S 119 22.1556 115 -0.45 68
IV.ATMC.EHE. 2023-04-14T07:55:06.80 0.3 undecidable manual S 202 22.1556 115 -0.17 72
IV.CAFI.HHZ. 2023-04-14T07:55:06.76 0.1 positive manual P 218 42.7239 50 0.14 93
IV.ATVA.EHZ. 2023-04-14T07:55:06.19 0.3 undecidable manual P 181 39.2274 50 0.11 71
IV.ATPC.HHE. 2023-04-14T07:55:06.81 0.3 undecidable manual S 142 21.3675 116 0.1 73
IV.ATPI.EHZ. 2023-04-14T07:55:06.96 0.3 undecidable manual S 157 21.9669 115 0.05 74
IV.PE3.EHZ. 2023-04-14T07:55:05.84 0.3 undecidable manual S 66 17.6712 120 0.25 72
IV.MPAG.EHZ. 2023-04-14T07:55:05.55 0.1 positive manual P 90 37.3293 50 -0.23 93
IV.ATMI.HHZ. 2023-04-14T07:55:05.35 0.3 undecidable manual P 184 33.1446 50 0.21 70
IV.ATFO.HHZ. 2023-04-14T07:55:05.19 0.3 undecidable manual P 143 36.9297 50 -0.54 65
IV.ATSC.EHZ. 2023-04-14T07:55:05.89 0.3 undecidable manual P 126 39.1275 50 -0.16 70
IV.FRON.EHZ. 2023-04-14T07:55:05.38 0.1 undecidable manual P 110 36.9297 50 -0.34 91
IV.ATLO.HNZ. 2023-04-14T07:55:05.53 0.1 undecidable manual P 165 36.3414 50 -0.1 95
IV.TSM3.DHN.01 2023-04-14T07:55:04.41 0.1 positive manual P 170 28.1496 50 0.05 98
IV.TB02.DHZ.01 2023-04-14T07:55:04.79 0.1 undecidable manual P 162 30.5472 50 0.06 97
IV.APEC.HHZ. 2023-04-14T07:55:04.53 0.3 undecidable manual S 129 12.9759 128 0.28 72
IV.ATVO.HHZ. 2023-04-14T07:55:04.50 0.1 undecidable manual P 162 29.2485 50 -0.03 98
IV.TSM2.DHZ.01 2023-04-14T07:55:04.52 0.3 undecidable manual P 149 30.5472 50 -0.22 71
IV.BADI.EHZ. 2023-04-14T07:55:04.72 0.3 undecidable manual S 196 14.1747 126 0.14 74
IV.CRE.HHZ. 2023-04-14T07:55:04.06 0.1 undecidable manual P 267 27.5502 50 -0.21 95
IV.TB01.DHE.01 2023-04-14T07:55:04.65 0.3 undecidable manual P 158 30.0477 50 -0.01 74
IV.ATBU.EHZ. 2023-04-14T07:55:04.35 0.1 undecidable manual P 130 26.8509 50 0.19 95
IV.SSP9.EHZ. 2023-04-14T07:55:04.97 0.3 undecidable manual S 244 14.5743 125 0.28 72
IV.TSM5.DHZ.01 2023-04-14T07:55:04.35 0.3 undecidable manual P 124 30.0477 50 -0.3 69
IV.TB03.DHZ.25 2023-04-14T07:55:04.09 0.3 undecidable manual P 160 27.2505 50 -0.14 72
IV.ATPI.EHZ. 2023-04-14T07:55:03.30 0.1 negative manual P 157 21.9669 115 -0.05 99
IV.CPGN.EHN. 2023-04-14T07:55:03.31 0.1 undecidable manual P 6 18.87 119 0.51 90
IV.ATMC.EHE. 2023-04-14T07:55:03.37 0.3 undecidable manual P 202 22.1556 115 -0.02 74
IV.ATPC.HHE. 2023-04-14T07:55:03.20 0.1 undecidable manual P 142 21.3675 116 -0.04 99
IV.SSP9.EHZ. 2023-04-14T07:55:02.21 0.1 positive manual P 244 14.5743 125 0.13 98
IV.PE3.EHZ. 2023-04-14T07:55:02.57 0.1 positive manual P 66 17.6712 120 -0.03 100
IV.PIEI.HHZ. 2023-04-14T07:55:02.99 0.1 undecidable manual P 119 22.1556 115 -0.4 92
IV.BADI.EHZ. 2023-04-14T07:55:02.15 0.1 positive manual P 196 14.1747 126 0.14 98
IV.PARC.HHZ. 2023-04-14T07:55:01.77 0.3 undecidable manual S 292 4.7952 155 -0.66 65
IV.APEC.HHZ. 2023-04-14T07:55:01.98 0.1 positive manual P 129 12.9759 128 0.16 98
IV.PARC.HHZ. 2023-04-14T07:55:00.55 0.1 undecidable manual P 292 4.7952 155 -0.22 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHN. ML:2.4 0.004045 0.16 AML other m 2023-04-14T07:55:01.89
IV.PARC.HHE. ML:2.3 0.00343 1.78 AML other m 2023-04-14T07:55:01.90
IV.SSP9.EHE. ML:1.2 0.00015515 0.42 AML other m 2023-04-14T07:55:04.62
IV.BADI.EHN. ML:2.0 0.0009384999999999999 0.18 AML other m 2023-04-14T07:55:04.87
IV.APEC.HHE. ML:1.8 0.000683 0.3 AML other m 2023-04-14T07:55:04.75
IV.APEC.HHN. ML:1.7 0.0005625 0.36 AML other m 2023-04-14T07:55:05.32
IV.BADI.EHE. ML:2.0 0.0009425000000000001 1.28 AML other m 2023-04-14T07:55:05.27
IV.PE3.EHE. ML:1.7 0.0003735 0.46 AML other m 2023-04-14T07:55:06.66
IV.PIEI.HHN. ML:1.7 0.000332 0.5 AML other m 2023-04-14T07:55:06.72
IV.PIEI.HHE. ML:2.0 0.000694 1.64 AML other m 2023-04-14T07:55:06.82
IV.PIEI.HNE. ML:1.9 0.0005875 0.08 AML other m 2023-04-14T07:55:06.83
IV.PIEI.HNN. ML:1.7 0.0003485 1 AML other m 2023-04-14T07:55:07.81
IV.SSP9.EHN. ML:1.3 0.000184 0.42 AML other m 2023-04-14T07:55:08.34
IV.ATVO.HHN. ML:1.5 0.0001645 0.2 AML other m 2023-04-14T07:55:09.63
IV.ATVO.HHE. ML:1.5 0.000164 0.2 AML other m 2023-04-14T07:55:09.76
IV.ATMI.HHE. ML:2.1 0.0005925 0.3 AML other m 2023-04-14T07:55:10.65
IV.ATMI.HHN. ML:1.7 0.00023050000000000002 1.6 AML other m 2023-04-14T07:55:11.12
IV.MPAG.EHN. ML:1.5 0.00012124999999999999 1.26 AML other m 2023-04-14T07:55:11.35
IV.PE3.EHN. ML:1.6 0.000322 0.52 AML other m 2023-04-14T07:55:11.40
IV.FRON.EHN. ML:1.7 0.00018449999999999999 0.82 AML other m 2023-04-14T07:55:11.57
IV.MPAG.EHE. ML:1.4 0.00009745000000000001 1.22 AML other m 2023-04-14T07:55:12.64
IV.FRON.EHE. ML:1.5 0.00012475 1.02 AML other m 2023-04-14T07:55:12.20
IV.CAFI.HHN. ML:1.5 0.00010475 0.26 AML other m 2023-04-14T07:55:13.64
IV.CAFI.HHE. ML:1.5 0.0000959 0.28 AML other m 2023-04-14T07:55:13.84
IV.SSFR.HNE. ML:2.2 0.0004795 1.12 AML other m 2023-04-14T07:55:14.29
IV.SSFR.HHE. ML:2.1 0.0003855 0.18 AML other m 2023-04-14T07:55:14.30
IV.MURB.HHE. ML:1.8 0.00017299999999999998 0.68 AML other m 2023-04-14T07:55:14.51
IV.SSFR.HNN. ML:2.3 0.000571 1.14 AML other m 2023-04-14T07:55:14.08
IV.SSFR.HHN. ML:2.2 0.000441 1.52 AML other m 2023-04-14T07:55:14.85
IV.MURB.HHN. ML:1.8 0.00017649999999999998 0.3 AML other m 2023-04-14T07:55:17.63
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