Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 29-02-2020 and time 05:23:07 (UTC) in region 4 km SW Apecchio (PU)

A magnitude ML 1.4 earthquake occured in region: 4 km SW Apecchio (PU), on

  • 29-02-2020 05:23:07 (UTC)
  • 29-02-2020 06:23:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5250, 12.3960 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 4 1882 1882
Pietralunga PG 10 2111 3993
Piobbico PU 12 2029 6022
Mercatello sul Metauro PU 15 1378 7400
Città di Castello PG 15 39913 47313
Sant'Angelo in Vado PU 16 4133 51446
Borgo Pace PU 17 606 52052
San Giustino PG 18 11297 63349
Montone PG 19 1680 65029
Urbania PU 19 7099 72128
Cantiano PU 20 2245 74373

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Arezzo (99543 inhabitants)
46 Km N of Perugia (166134 inhabitants)
60 Km SW of Pesaro (94582 inhabitants)
61 Km S of Rimini (147750 inhabitants)
62 Km SW of Fano (60888 inhabitants)
68 Km NW of Foligno (57155 inhabitants)
69 Km S of Cesena (96758 inhabitants)
83 Km SE of Forlì (117913 inhabitants)
89 Km E of Siena (53903 inhabitants)
91 Km W of Ancona (100861 inhabitants)
94 Km SE of Faenza (58541 inhabitants)
96 Km E of Firenze (382808 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
Reviewed
Rev100 		ML 1.4 2020-02-29
05:23:07		 43.5252 12.3962 9 2020-02-29
06:06:18		 Sala Sismica INGV-Roma 76917161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-29 05:23:07 ± 0.04
Latitude 43.5252 ± 0.0018
Longitude 12.3962 ± 0.0025
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 76917161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 230
Semi-minor axis of confidence ellipse (meter) 58
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 340
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.03777
Epicentral distance of station farthest from the epicenter (degree) 0.33545
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 76917161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-29 06:06:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHZ. 2020-02-29T05:23:19.14 0.3 undecidable manual S 160 30.8469 50 0.19 69
IV.SSFR.HHZ. 2020-02-29T05:23:19.04 0.3 undecidable manual S 107 32.6451 50 -0.37 67
IV.ATVA.EHZ. 2020-02-29T05:23:18.43 0.6 undecidable manual S 198 28.749 108 0.05 48
IV.ATSC.EHZ. 2020-02-29T05:23:17.30 0.6 undecidable manual S 116 25.9518 110 -0.14 47
IV.FRON.EHZ. 2020-02-29T05:23:17.58 0.3 undecidable manual S 92 26.5512 110 -0.06 72
IV.PE3.EHZ. 2020-02-29T05:23:16.19 1.0 undecidable manual S 23 20.5683 115 0.46 22
IV.ATFO.HHZ. 2020-02-29T05:23:16.34 0.3 undecidable manual S 141 22.5552 113 -0.01 73
IV.SSP9.EHZ. 2020-02-29T05:23:16.04 0.6 undecidable manual S 284 21.9669 113 -0.12 48
IV.ATTE.HHZ. 2020-02-29T05:23:15.08 0.3 undecidable manual P 185 36.4413 50 -0.05 71
IV.CRE.HHZ. 2020-02-29T05:23:15.10 0.1 undecidable manual P 286 37.2294 50 -0.14 92
IV.ATMC.EHE. 2020-02-29T05:23:14.61 0.3 undecidable manual S 242 18.5703 117 -0.47 67
IV.ATVO.HHZ. 2020-02-29T05:23:14.43 0.3 undecidable manual S 177 15.873 121 0.15 72
IV.TB01.DHE.01 2020-02-29T05:23:14.50 0.3 undecidable manual S 169 16.2726 120 0.11 72
IV.SSFR.HHZ. 2020-02-29T05:23:14.31 0.1 undecidable manual P 107 32.6451 50 -0.22 92
IV.TB02.DHE.01 2020-02-29T05:23:14.89 0.6 undecidable manual S 176 17.1717 119 0.21 47
IV.NARO.HHZ. 2020-02-29T05:23:14.93 0.1 undecidable manual S 57 17.5713 118 0.13 96
IV.MURB.HHZ. 2020-02-29T05:23:14.18 0.6 undecidable manual P 160 30.8469 50 -0.09 47
IV.MPAG.EHZ. 2020-02-29T05:23:14.32 0.3 undecidable manual P 68 31.4463 50 -0.03 72
IV.FRON.EHZ. 2020-02-29T05:23:13.35 0.1 undecidable manual P 92 26.5512 110 -0.16 94
IV.TB03.DH2.01 2020-02-29T05:23:13.66 0.6 undecidable manual S 175 13.7751 124 0 50
IV.ATVA.EHZ. 2020-02-29T05:23:13.98 0.1 undecidable manual P 198 28.749 108 0.04 96
IV.ATBU.HNE. 2020-02-29T05:23:13.86 1.0 undecidable manual S 114 13.3755 125 0.3 23
IV.ATMI.HHZ. 2020-02-29T05:23:13.02 0.1 undecidable manual P 206 23.5542 112 0.06 96
IV.ATSC.EHZ. 2020-02-29T05:23:13.27 0.1 undecidable manual P 116 25.9518 110 -0.13 95
IV.BADI.EHZ. 2020-02-29T05:23:13.08 0.3 undecidable manual S 262 12.3765 127 -0.17 72
IV.PARC.HHZ. 2020-02-29T05:23:12.11 0.1 undecidable manual P 317 18.6702 117 0.05 97
IV.SSP9.EHZ. 2020-02-29T05:23:12.98 0.3 undecidable manual P 284 21.9669 113 0.32 69
IV.ATLO.HNZ. 2020-02-29T05:23:12.85 0.1 undecidable manual P 178 23.3544 112 -0.06 96
IV.ATMC.EHE. 2020-02-29T05:23:12.06 0.1 undecidable manual P 242 18.5703 117 0.02 98
IV.PE3.EHZ. 2020-02-29T05:23:12.75 0.1 undecidable manual P 23 20.5683 115 0.34 91
IV.TB02.DHE.01 2020-02-29T05:23:12.05 0.1 undecidable manual P 176 17.1717 119 0.25 94
IV.ATFO.HHZ. 2020-02-29T05:23:12.78 0.1 undecidable manual P 141 22.5552 113 0.01 97
IV.BADI.EHZ. 2020-02-29T05:23:11.09 0.6 undecidable manual P 262 12.3765 127 0.11 49
IV.TB03.DH2.01 2020-02-29T05:23:11.31 0.1 undecidable manual P 175 13.7751 124 0.09 97
IV.ATVO.HHZ. 2020-02-29T05:23:11.69 0.1 undecidable manual P 177 15.873 121 0.12 96
IV.TB01.DHE.01 2020-02-29T05:23:11.70 0.1 undecidable manual P 169 16.2726 120 0.06 97
IV.ATPC.HHE. 2020-02-29T05:23:11.69 0.3 undecidable manual S 135 6.993 143 -0.24 72
IV.ATBU.HNE. 2020-02-29T05:23:11.45 0.1 undecidable manual P 114 13.3755 125 0.29 93
IV.ATPI.EHZ. 2020-02-29T05:23:11.96 0.1 undecidable manual S 177 8.2806 139 -0.26 95
IV.NARO.HHZ. 2020-02-29T05:23:11.92 0.1 undecidable manual P 57 17.5713 118 0.05 98
IV.CDCA.HNN. 2020-02-29T05:23:11.62 0.3 undecidable manual P 241 15.0738 122 0.19 71
IV.ATPC.HHE. 2020-02-29T05:23:10.23 0.1 undecidable manual P 135 6.993 143 0.01 100
IV.ATPI.EHZ. 2020-02-29T05:23:10.39 0.1 undecidable manual P 177 8.2806 139 0.01 100
IV.APEC.HHZ. 2020-02-29T05:23:10.80 0.6 undecidable manual S 27 4.1958 156 -0.64 43
IV.APEC.HHZ. 2020-02-29T05:23:09.77 0.1 undecidable manual P 27 4.1958 156 -0.16 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRE.HHN. ML:1.3 0.0000698 0.22 AML other m 2020-02-29T05:23:26.97
IV.APEC.HHN. ML:0.0 0.0016449595 0.16 AML other m 2020-02-29T05:23:11.24
IV.APEC.HHE. ML:0.0 0.0021548425 0.1408 AML other m 2020-02-29T05:23:11.27
IV.APEC.HNN. ML:0.0 0.0020593083000000002 0.1696 AML other m 2020-02-29T05:23:11.26
IV.ATPI.EHN. ML:1.3 0.000533 1.22 AML other m 2020-02-29T05:23:17.08
IV.ATPI.HNN. ML:1.5 0.0005315000000000001 1.22 AML other m 2020-02-29T05:23:17.08
IV.ATPI.EHE. ML:1.2 0.000474 0.98 AML other m 2020-02-29T05:23:18.23
IV.ATPI.HNE. ML:1.2 0.00047450000000000004 0.98 AML other m 2020-02-29T05:23:18.23
IV.BADI.EHE. ML:2.1 0.00211 0.08 AML other m 2020-02-29T05:23:18.83
IV.BADI.EHN. ML:1.9 0.001465 1.66 AML other m 2020-02-29T05:23:19.89
IV.ATVO.HHN. ML:1.2 0.00022 0.92 AML other m 2020-02-29T05:23:19.52
IV.NARO.HHN. ML:1.5 0.00036899999999999997 0.16 AML other m 2020-02-29T05:23:20.49
IV.ATVO.HHE. ML:1.2 0.00030900000000000003 0.48 AML other m 2020-02-29T05:23:20.99
IV.NARO.HHE. ML:1.3 0.00021949999999999997 0.82 AML other m 2020-02-29T05:23:21.45
IV.PARC.HHE. ML:1.2 0.00020400000000000003 1.1 AML other m 2020-02-29T05:23:21.66
IV.ATFO.HHN. ML:1.1 0.000144 1.48 AML other m 2020-02-29T05:23:21.11
IV.ATFO.HHE. ML:1.2 0.000165 0.22 AML other m 2020-02-29T05:23:22.03
IV.ATMI.HHE. ML:1.2 0.0001885 0.22 AML other m 2020-02-29T05:23:22.27
IV.PE3.EHE. ML:1.9 0.0007920000000000001 0.68 AML other m 2020-02-29T05:23:22.97
IV.PARC.HHN. ML:1.1 0.00020950000000000002 0.6 AML other m 2020-02-29T05:23:22.65
IV.FRON.EHN. ML:1.0 0.0001175 0.68 AML other m 2020-02-29T05:23:23.21
IV.PE3.EHN. ML:1.9 0.0008835 0.62 AML other m 2020-02-29T05:23:23.56
IV.FRON.EHE. ML:0.9 0.0000702 0.74 AML other m 2020-02-29T05:23:23.41
IV.ATMI.HHN. ML:1.3 0.00021799999999999999 1.62 AML other m 2020-02-29T05:23:23.03
IV.MPAG.EHN. ML:1.0 0.00010455000000000001 1.12 AML other m 2020-02-29T05:23:24.98
IV.MURB.HNN. ML:1.9 0.00036449999999999997 0.2 AML other m 2020-02-29T05:23:25.21
IV.MURB.HHN. ML:1.9 0.00041549999999999996 0.2 AML other m 2020-02-29T05:23:25.20
IV.MPAG.EHE. ML:0.9 0.000073 0.18 AML other m 2020-02-29T05:23:25.43
IV.MURB.HHE. ML:1.7 0.00034199999999999996 1.3 AML other m 2020-02-29T05:23:25.22
IV.MURB.HNE. ML:1.6 0.0003355 0.98 AML other m 2020-02-29T05:23:26.98
IV.SSFR.HHN. ML:1.3 0.0001645 0.64 AML other m 2020-02-29T05:23:26.98
IV.SSFR.HHE. ML:1.3 0.0001875 0.18 AML other m 2020-02-29T05:23:27.00
IV.ATTE.HHE. ML:0.9 0.000057999999999999994 0.42 AML other m 2020-02-29T05:23:27.63
IV.APEC.HNE. ML:2.0 0.0016691325 0.1504 AML other m 2020-02-29T05:23:11.21
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