Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 25-03-2014 and time 01:46:08 (UTC) in region 6 km NW Pietralunga (PG)

A magnitude ML 1.7 earthquake occured in region: 6 km NW Pietralunga (PG), on

  • 25-03-2014 01:46:08 (UTC)
  • 25-03-2014 02:46:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4870, 12.3850 at 8 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
Pietralunga PG 7 2111 2111
Apecchio PU 9 1882 3993
Città di Castello PG 12 39913 43906
Montone PG 14 1680 45586
Piobbico PU 15 2029 47615
San Giustino PG 18 11297 58912
Mercatello sul Metauro PU 18 1378 60290
Monte Santa Maria Tiberina PG 19 1183 61473
Cantiano PU 20 2245 63718
Sant'Angelo in Vado PU 20 4133 67851

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Arezzo (99543 inhabitants)
42 Km N of Perugia (166134 inhabitants)
64 Km SW of Pesaro (94582 inhabitants)
64 Km NW of Foligno (57155 inhabitants)
65 Km SW of Fano (60888 inhabitants)
66 Km S of Rimini (147750 inhabitants)
73 Km S of Cesena (96758 inhabitants)
86 Km SE of Forlì (117913 inhabitants)
87 Km E of Siena (53903 inhabitants)
93 Km W of Ancona (100861 inhabitants)
96 Km E of Firenze (382808 inhabitants)
98 Km SE of Faenza (58541 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 1.7 2014-03-25
01:46:08		 43.4867 12.3848 8 2015-09-21
09:35:11		 Bollettino Sismico Italiano INGV 9736011
Reviewed
Rev100 		ML 1.7 2014-03-25
01:46:08		 43.4892 12.3833 9 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 5921601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-03-25 01:46:08 ± 0.05
Latitude 43.4867 ± 0.0027
Longitude 12.3848 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 9736011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 283
Semi-minor axis of confidence ellipse (meter) 185
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 3
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 34
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 52
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.03777
Epicentral distance of station farthest from the epicenter (degree) 0.54409
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 19
Type of magnitude ML
Reference to an origin 9736011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2014-11-17 10:36:51

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 5921601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-03-25 01:55:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHE. 2014-03-25T01:46:28.82 0.1 undecidable manual S 107 60.3951 50 0.99 65
IV.ASQU.HHE. 2014-03-25T01:46:28.20 0.1 undecidable manual S 306 58.8966 50 0.76 73
IV.SNTG.HHZ. 2014-03-25T01:46:25.80 0.1 undecidable manual S 120 51.6039 50 0.29 86
IV.ARVD.HHZ. 2014-03-25T01:46:23.77 0.1 undecidable manual S 88 44.8218 50 0.09 92
IV.ATCC.EHZ. 2014-03-25T01:46:22.55 0.1 undecidable manual S 148 39.2274 50 0.35 87
IV.FSSB.HHZ. 2014-03-25T01:46:22.31 0.1 undecidable manual S 54 38.9277 50 0.19 91
IV.CPGN.EHZ. 2014-03-25T01:46:22.27 0.1 undecidable manual S 352 35.2425 103 1.17 64
IV.FOSV.EHZ. 2014-03-25T01:46:21.68 0.1 undecidable manual S 125 37.0296 50 0.07 93
IV.CAFI.HHZ. 2014-03-25T01:46:21.46 0.1 undecidable manual S 243 37.9287 50 -0.4 89
IV.CRE.HHZ. 2014-03-25T01:46:21.32 0.1 undecidable manual S 293 37.8288 50 -0.49 87
IV.MPAG.EHZ. 2014-03-25T01:46:20.60 0.1 undecidable manual S 62 34.0437 103 -0.07 94
IV.SSFR.HHZ. 2014-03-25T01:46:19.88 0.1 undecidable manual S 100 32.4453 104 -0.27 91
IV.ASQU.HHE. 2014-03-25T01:46:19.05 0.1 undecidable manual P 306 58.8966 50 -0.41 85
IV.ATTE.HHZ. 2014-03-25T01:46:19.81 0.1 undecidable manual S 185 32.1456 104 -0.22 92
IV.EL6.EHE. 2014-03-25T01:46:19.18 0.1 undecidable manual P 107 60.3951 50 -0.5 83
IV.PE3.EHZ. 2014-03-25T01:46:18.46 0.1 undecidable manual S 21 24.8529 108 0.84 78
IV.FRON.EHZ. 2014-03-25T01:46:18.16 0.1 undecidable manual S 83 27.6501 106 -0.37 89
IV.MURB.HHZ. 2014-03-25T01:46:18.93 0.1 undecidable manual S 156 27.2505 106 0.53 87
IV.SNTG.HHZ. 2014-03-25T01:46:18.06 0.1 undecidable manual P 120 51.6039 50 -0.28 88
IV.NARO.HHZ. 2014-03-25T01:46:16.13 0.1 undecidable manual S 49 20.9679 111 -0.18 94
IV.SSP9.EHZ. 2014-03-25T01:46:16.45 0.1 undecidable manual S 295 22.5552 109 -0.4 90
IV.CPGN.EHZ. 2014-03-25T01:46:16.06 0.3 positive manual P 352 35.2425 103 0.26 68
IV.ATFO.HHZ. 2014-03-25T01:46:16.35 0.1 undecidable manual S 131 20.0688 111 0.31 93
IV.ATCC.EHZ. 2014-03-25T01:46:16.20 0.1 undecidable manual P 148 39.2274 50 -0.23 91
IV.ATMI.HHZ. 2014-03-25T01:46:16.24 0.1 undecidable manual S 209 19.3695 112 0.43 90
IV.ARVD.HHZ. 2014-03-25T01:46:16.97 0.1 positive manual P 88 44.8218 50 -0.32 89
IV.PARC.HHZ. 2014-03-25T01:46:16.61 0.1 undecidable manual S 327 21.4674 110 0.12 97
IV.CRE.HHZ. 2014-03-25T01:46:16.04 0.3 positive manual P 293 37.8288 50 -0.17 70
IV.FSSB.HHZ. 2014-03-25T01:46:15.97 0.1 undecidable manual P 54 38.9277 50 -0.41 88
IV.FOSV.EHZ. 2014-03-25T01:46:15.68 0.1 undecidable manual P 125 37.0296 50 -0.41 88
IV.CAFI.HHZ. 2014-03-25T01:46:15.99 0.3 negative manual P 243 37.9287 50 -0.24 69
IV.MPAG.EHZ. 2014-03-25T01:46:15.09 0.1 undecidable manual P 62 34.0437 103 -0.46 87
IV.MURB.HHZ. 2014-03-25T01:46:14.23 0.1 undecidable manual P 156 27.2505 106 -0.01 97
IV.SSFR.HHZ. 2014-03-25T01:46:14.86 0.1 positive manual P 100 32.4453 104 -0.39 89
IV.ATTE.HHZ. 2014-03-25T01:46:14.97 0.1 undecidable manual P 185 32.1456 104 -0.21 92
IV.PIEI.HHZ. 2014-03-25T01:46:14.15 0.1 undecidable manual S 66 13.2756 121 0.24 96
IV.FRON.EHZ. 2014-03-25T01:46:14.05 0.1 positive manual P 83 27.6501 106 -0.26 92
IV.ATVO.HHE. 2014-03-25T01:46:13.83 0.1 undecidable manual S 171 11.6772 124 0.37 93
IV.PARC.HHZ. 2014-03-25T01:46:13.08 0.1 undecidable manual P 327 21.4674 110 -0.06 97
IV.BADI.EHZ. 2014-03-25T01:46:13.47 0.1 undecidable manual S 283 11.5773 124 0.05 100
IV.SSP9.EHZ. 2014-03-25T01:46:13.24 0.1 undecidable manual P 295 22.5552 109 -0.1 96
IV.CDCA.EHZ. 2014-03-25T01:46:13.90 0.1 undecidable manual S 256 12.5763 122 0.19 96
IV.PE3.EHZ. 2014-03-25T01:46:13.82 0.1 undecidable manual P 21 24.8529 108 0.03 97
IV.NARO.HHZ. 2014-03-25T01:46:12.88 0.1 positive manual P 49 20.9679 111 -0.15 95
IV.ATFO.HHZ. 2014-03-25T01:46:12.90 0.1 positive manual P 131 20.0688 111 0.02 98
IV.ATMI.HHZ. 2014-03-25T01:46:12.86 0.1 undecidable manual P 209 19.3695 112 0.12 96
IV.ATPI.EHZ. 2014-03-25T01:46:11.41 0.1 undecidable manual S 161 4.1958 152 -0.25 95
IV.PIEI.HHZ. 2014-03-25T01:46:11.79 0.1 positive manual P 66 13.2756 121 0.15 97
IV.ATVO.HHE. 2014-03-25T01:46:11.53 0.1 undecidable manual P 171 11.6772 124 0.14 97
IV.BADI.EHZ. 2014-03-25T01:46:11.45 0.1 undecidable manual P 283 11.5773 124 0.09 99
IV.CDCA.EHZ. 2014-03-25T01:46:11.70 0.1 undecidable manual P 256 12.5763 122 0.17 97
IV.ATPI.EHZ. 2014-03-25T01:46:10.33 0.1 undecidable manual P 161 4.1958 152 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHN. ML:1.3 0.0000571 0.5 AML other m 2014-03-25T01:46:24.06
IV.ARVD.HHE. ML:1.3 0.000054099999999999994 0.66 AML other m 2014-03-25T01:46:24.19
IV.ATCC.EHN. ML:1.7 0.0001675 0.28 AML other m 2014-03-25T01:46:23.77
IV.ATCC.EHE. ML:1.6 0.0001525 0.68 AML other m 2014-03-25T01:46:24.32
IV.ATFO.HHE. ML:1.8 0.000492 0.56 AML other m 2014-03-25T01:46:16.52
IV.ATFO.HHN. ML:1.6 0.000321 1.1 AML other m 2014-03-25T01:46:18.64
IV.ATMI.HHE. ML:1.8 0.0005034999999999999 0.96 AML other m 2014-03-25T01:46:16.43
IV.ATMI.HHN. ML:1.8 0.000514 0.28 AML other m 2014-03-25T01:46:21.54
IV.ATTE.HHN. ML:1.4 0.00010625 0.2 AML other m 2014-03-25T01:46:20.56
IV.ATTE.HHE. ML:1.3 0.000096 0.24 AML other m 2014-03-25T01:46:22.17
IV.ATVO.HHE. ML:1.8 0.0008195 0.28 AML other m 2014-03-25T01:46:14.09
IV.ATVO.HHN. ML:1.7 0.0007250000000000001 0.54 AML other m 2014-03-25T01:46:14.37
IV.BADI.EHE. ML:2.0 0.001415 0.34 AML other m 2014-03-25T01:46:13.76
IV.BADI.EHN. ML:2.1 0.00158 0.34 AML other m 2014-03-25T01:46:14.53
IV.CAFI.HHE. ML:1.0 0.000041750000000000005 0.3 AML other m 2014-03-25T01:46:21.98
IV.CAFI.HHN. ML:1.5 0.00011949999999999999 0.86 AML other m 2014-03-25T01:46:22.93
IV.CRE.HHN. ML:1.4 0.0000932 0.24 AML other m 2014-03-25T01:46:22.34
IV.CRE.HHE. ML:1.6 0.0001375 0.22 AML other m 2014-03-25T01:46:22.40
IV.FRON.EHN. ML:1.6 0.00020800000000000001 0.16 AML other m 2014-03-25T01:46:18.69
IV.FRON.EHE. ML:1.3 0.0001185 0.1 AML other m 2014-03-25T01:46:18.65
IV.FSSB.HHN. ML:1.8 0.000237 1.04 AML other m 2014-03-25T01:46:24.16
IV.FSSB.HHE. ML:1.8 0.000209 1.34 AML other m 2014-03-25T01:46:26.27
IV.MPAG.EHE. ML:1.3 0.00009090000000000001 0.32 AML other m 2014-03-25T01:46:21.35
IV.MPAG.EHN. ML:1.2 0.00007405000000000001 0.76 AML other m 2014-03-25T01:46:23.62
IV.MURB.HHN. ML:2.0 0.000587 0.38 AML other m 2014-03-25T01:46:19.69
IV.MURB.HHE. ML:2.0 0.0006174999999999999 0.18 AML other m 2014-03-25T01:46:19.78
IV.NARO.HHN. ML:1.7 0.00039600000000000003 0.16 AML other m 2014-03-25T01:46:16.82
IV.NARO.HHE. ML:1.8 0.0005470000000000001 0.66 AML other m 2014-03-25T01:46:17.12
IV.PARC.HHE. ML:1.5 0.000246 1 AML other m 2014-03-25T01:46:19.18
IV.PARC.HHN. ML:1.5 0.00022749999999999997 0.14 AML other m 2014-03-25T01:46:17.92
IV.PE3.EHN. ML:1.9 0.00051 0.4 AML other m 2014-03-25T01:46:21.67
IV.PE3.EHE. ML:1.8 0.0004255 0.36 AML other m 2014-03-25T01:46:21.32
IV.PIEI.HHE. ML:1.9 0.0009045 0.14 AML other m 2014-03-25T01:46:14.67
IV.PIEI.HHN. ML:1.7 0.0005729999999999999 0.12 AML other m 2014-03-25T01:46:14.83
IV.SNTG.HHE. ML:1.5 0.0000774 0.32 AML other m 2014-03-25T01:46:26.38
IV.SNTG.HHN. ML:1.8 0.000161 0.26 AML other m 2014-03-25T01:46:26.94
IV.SSFR.HNN. ML:2.0 0.0004445 1.24 AML other m 2014-03-25T01:46:20.15
IV.SSFR.HHN. ML:1.9 0.000359 1.24 AML other m 2014-03-25T01:46:20.15
IV.SSFR.HHE. ML:2.0 0.000497 0.18 AML other m 2014-03-25T01:46:21.07
IV.SSFR.HNE. ML:2.0 0.000507 0.14 AML other m 2014-03-25T01:46:21.05
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download