Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 25-03-2014 and time 04:12:17 (UTC) in region 8 km SW Apecchio (PU)

A magnitude ML 1.5 earthquake occured in region: 8 km SW Apecchio (PU), on

  • 25-03-2014 04:12:17 (UTC)
  • 25-03-2014 05:12:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5060, 12.3630 at 9 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
Apecchio PU 8 1882 1882
Pietralunga PG 9 2111 3993
Città di Castello PG 11 39913 43906
Piobbico PU 15 2029 45935
San Giustino PG 16 11297 57232
Montone PG 16 1680 58912
Mercatello sul Metauro PU 16 1378 60290
Monte Santa Maria Tiberina PG 18 1183 61473
Borgo Pace PU 18 606 62079
Sant'Angelo in Vado PU 18 4133 66212
Sansepolcro AR 19 15884 82096
Citerna PG 20 3531 85627

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Arezzo (99543 inhabitants)
44 Km N of Perugia (166134 inhabitants)
63 Km SW of Pesaro (94582 inhabitants)
64 Km S of Rimini (147750 inhabitants)
65 Km SW of Fano (60888 inhabitants)
67 Km NW of Foligno (57155 inhabitants)
71 Km S of Cesena (96758 inhabitants)
84 Km SE of Forlì (117913 inhabitants)
86 Km E of Siena (53903 inhabitants)
94 Km E of Firenze (382808 inhabitants)
94 Km W of Ancona (100861 inhabitants)
95 Km SE of Faenza (58541 inhabitants)
99 Km E of Scandicci (50609 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 1.5 2014-03-25
04:12:17		 43.5057 12.3627 9 2015-09-21
09:35:11		 Bollettino Sismico Italiano INGV 9754781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-03-25 04:12:17 ± 0.07
Latitude 43.5057 ± 0.0036
Longitude 12.3627 ± 0.0050
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 9754781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 376
Semi-minor axis of confidence ellipse (meter) 324
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 187
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.06205
Epicentral distance of station farthest from the epicenter (degree) 0.62053
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 9754781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2014-11-18 06:47:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MGAB.HHZ. 2014-03-25T04:12:40.73 0.1 undecidable manual S 197 68.8755 50 1.84 43
IV.ARVD.HHZ. 2014-03-25T04:12:33.24 0.1 undecidable manual S 91 46.62 50 0.29 89
IV.ATCC.EHZ. 2014-03-25T04:12:32.37 0.1 undecidable manual S 148 42.0246 50 0.64 83
IV.FSSB.HHZ. 2014-03-25T04:12:31.28 0.1 undecidable manual S 58 39.2274 50 0.29 90
IV.FOSV.EHZ. 2014-03-25T04:12:31.58 0.1 undecidable manual S 126 39.7269 50 0.46 87
IV.MGAB.HHZ. 2014-03-25T04:12:30.09 0.1 undecidable manual P 197 68.8755 50 0.24 87
IV.CPGN.EHZ. 2014-03-25T04:12:30.70 0.1 undecidable manual S 354 32.9448 50 1.39 56
IV.CAFI.HHZ. 2014-03-25T04:12:30.10 0.1 undecidable manual S 239 37.4292 50 -0.41 86
IV.ATTE.HHZ. 2014-03-25T04:12:29.45 0.1 undecidable manual S 181 34.1436 50 -0.18 91
IV.MPAG.EHZ. 2014-03-25T04:12:29.60 0.1 undecidable manual S 67 34.743 50 -0.18 92
IV.SSFR.HHZ. 2014-03-25T04:12:29.48 0.1 undecidable manual S 103 34.6431 50 -0.28 89
IV.MURB.HHZ. 2014-03-25T04:12:28.24 0.1 undecidable manual S 154 29.9478 106 -0.08 95
IV.ARVD.HHZ. 2014-03-25T04:12:26.08 0.1 undecidable manual P 91 46.62 50 -0.35 87
IV.ATFO.HHZ. 2014-03-25T04:12:26.01 0.1 undecidable manual S 132 22.8549 111 0.02 97
IV.NARO.HHZ. 2014-03-25T04:12:25.22 0.1 undecidable manual S 56 21.0678 112 -0.19 96
IV.ATMI.HHZ. 2014-03-25T04:12:25.41 0.1 undecidable manual S 202 20.4684 113 0.18 94
IV.FSSB.HHZ. 2014-03-25T04:12:25.02 0.1 undecidable manual P 58 39.2274 50 -0.28 89
IV.FOSV.EHZ. 2014-03-25T04:12:25.19 0.1 undecidable manual P 126 39.7269 50 -0.18 91
IV.ATCC.EHZ. 2014-03-25T04:12:25.45 0.1 undecidable manual P 148 42.0246 50 -0.27 89
IV.SSFR.HHZ. 2014-03-25T04:12:24.15 0.1 undecidable manual P 103 34.6431 50 -0.44 87
IV.CAFI.HHZ. 2014-03-25T04:12:24.80 0.1 undecidable manual P 239 37.4292 50 -0.22 90
IV.ATTE.HHZ. 2014-03-25T04:12:24.09 0.1 undecidable manual P 181 34.1436 50 -0.42 87
IV.MPAG.EHZ. 2014-03-25T04:12:24.24 0.1 undecidable manual P 67 34.743 50 -0.36 89
IV.SSP9.EHZ. 2014-03-25T04:12:24.84 0.1 undecidable manual S 292 20.0688 113 -0.26 94
IV.CPGN.EHZ. 2014-03-25T04:12:24.66 0.1 undecidable manual P 354 32.9448 50 0.34 89
IV.PIEI.HHZ. 2014-03-25T04:12:23.48 0.1 undecidable manual S 76 14.2746 121 0.18 94
IV.ATVO.HHZ. 2014-03-25T04:12:23.49 0.1 undecidable manual S 165 14.1747 121 0.22 94
IV.MURB.HHZ. 2014-03-25T04:12:23.52 0.1 undecidable manual P 154 29.9478 106 -0.24 92
IV.ATFO.HHZ. 2014-03-25T04:12:22.20 0.1 undecidable manual P 132 22.8549 111 -0.21 94
IV.CDCA.EHZ. 2014-03-25T04:12:22.55 0.1 undecidable manual S 243 11.6772 127 0.01 99
IV.PE3.EHZ. 2014-03-25T04:12:22.60 0.1 undecidable manual P 27 23.6541 110 0.03 96
IV.ATMI.HHZ. 2014-03-25T04:12:22.12 0.1 undecidable manual P 202 20.4684 113 0.15 95
IV.SSP9.EHZ. 2014-03-25T04:12:21.90 0.1 undecidable manual P 292 20.0688 113 0.01 98
IV.NARO.HHZ. 2014-03-25T04:12:21.93 0.1 positive manual P 56 21.0678 112 -0.14 96
IV.ATPI.EHZ. 2014-03-25T04:12:21.24 0.1 undecidable manual S 152 6.8931 141 -0.11 100
IV.BADI.EHZ. 2014-03-25T04:12:21.77 0.1 undecidable manual S 273 9.4794 132 -0.21 97
IV.ATVO.HHZ. 2014-03-25T04:12:20.99 0.1 positive manual P 165 14.1747 121 0.15 96
IV.BADI.EHZ. 2014-03-25T04:12:20.11 0.1 undecidable manual P 273 9.4794 132 0.02 99
IV.CDCA.EHZ. 2014-03-25T04:12:20.45 0.1 undecidable manual P 243 11.6772 127 0.03 99
IV.PIEI.HHZ. 2014-03-25T04:12:20.90 0.1 undecidable manual P 76 14.2746 121 0.04 97
IV.ATPI.EHZ. 2014-03-25T04:12:19.71 0.1 undecidable manual P 152 6.8931 141 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHE. ML:1.1 0.0000424 1.46 AML other m 2014-03-25T04:12:34.08
IV.ARVD.HHN. ML:1.1 0.0000359 1.58 AML other m 2014-03-25T04:13:16.40
IV.ATFO.HHE. ML:1.3 0.00014595 0.2 AML other m 2014-03-25T04:12:26.42
IV.ATFO.HHN. ML:1.2 0.00010300000000000001 0.62 AML other m 2014-03-25T04:12:27.14
IV.ATMI.HHE. ML:1.5 0.00021799999999999999 0.28 AML other m 2014-03-25T04:12:26.88
IV.ATMI.HHN. ML:1.5 0.0002385 0.92 AML other m 2014-03-25T04:12:26.02
IV.ATPI.EHE. ML:1.6 0.0007524999999999999 0.3 AML other m 2014-03-25T04:12:21.26
IV.ATPI.EHN. ML:1.5 0.0005769999999999999 0.4 AML other m 2014-03-25T04:12:21.32
IV.ATVO.HHN. ML:1.6 0.000431 0.86 AML other m 2014-03-25T04:12:23.85
IV.ATVO.HHE. ML:1.6 0.00047650000000000004 0.84 AML other m 2014-03-25T04:12:23.78
IV.BADI.EHE. ML:1.9 0.0011 0.6 AML other m 2014-03-25T04:12:22.11
IV.BADI.EHN. ML:1.9 0.00122 0.5 AML other m 2014-03-25T04:12:22.27
IV.CAFI.HHE. ML:1.2 0.0000663 0.86 AML other m 2014-03-25T04:12:32.23
IV.CAFI.HHN. ML:1.2 0.00005405 1.36 AML other m 2014-03-25T04:12:32.04
IV.FSSB.HHE. ML:1.5 0.0001215 0.08 AML other m 2014-03-25T04:12:31.98
IV.FSSB.HHN. ML:1.4 0.00009365 1.28 AML other m 2014-03-25T04:12:32.96
IV.MPAG.EHN. ML:1.2 0.000060450000000000006 0.96 AML other m 2014-03-25T04:12:29.84
IV.MPAG.EHE. ML:1.1 0.0000562 0.28 AML other m 2014-03-25T04:12:30.07
IV.MURB.HHN. ML:1.7 0.0002375 0.8 AML other m 2014-03-25T04:12:29.16
IV.MURB.HHE. ML:1.7 0.000231 0.86 AML other m 2014-03-25T04:12:30.75
IV.NARO.HHN. ML:1.3 0.000155 0.28 AML other m 2014-03-25T04:12:25.39
IV.NARO.HHE. ML:1.3 0.0001475 1.36 AML other m 2014-03-25T04:12:26.28
IV.PE3.EHN. ML:1.6 0.0002235 1.34 AML other m 2014-03-25T04:12:30.35
IV.PE3.EHE. ML:1.5 0.000203 0.42 AML other m 2014-03-25T04:12:30.88
IV.PIEI.HHN. ML:1.6 0.000431 0.16 AML other m 2014-03-25T04:12:24.22
IV.PIEI.HHE. ML:1.8 0.0006005 0.32 AML other m 2014-03-25T04:12:24.42
IV.SSFR.HHE. ML:1.6 0.00016399999999999997 1.4 AML other m 2014-03-25T04:12:30.11
IV.SSFR.HHN. ML:1.6 0.000169 1.3 AML other m 2014-03-25T04:12:30.86
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