Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 02-03-2017 and time 16:58:27 (Italy) in region 2 km E Preci (PG)

A magnitude ML 1.4 earthquake occured in region: 2 km E Preci (PG), on

  • 02-03-2017 15:58:27 (UTC)
  • 02-03-2017 16:58:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8820, 13.0620 at 10 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
Preci PG 2 724 724
Visso MC 6 1107 1831
Castelsantangelo sul Nera MC 8 281 2112
Ussita MC 9 444 2556
Norcia PG 10 4957 7513
Sellano PG 11 1079 8592
Monte Cavallo MC 13 145 8737
Cerreto di Spoleto PG 14 1075 9812
Fiordimonte MC 18 202 10014
Pieve Torina MC 18 1458 11472
Bolognola MC 18 142 11614
Cascia PG 19 3217 14831
Fiastra MC 19 559 15390
Acquacanina MC 19 121 15511

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Foligno (57155 inhabitants)
49 Km NE of Terni (111501 inhabitants)
58 Km W of Teramo (54892 inhabitants)
60 Km E of Perugia (166134 inhabitants)
65 Km NW of L'Aquila (69753 inhabitants)
90 Km SW of Ancona (100861 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
98 Km W of Montesilvano (53738 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 2017-03-02
15:58:27		 42.8822 13.062 10 2017-03-02
16:11:08		 Sala Sismica INGV-Roma 41853091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-02 15:58:27 ± 0.06
Latitude 42.8822 ± 0.0018
Longitude 13.0620 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 41853091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 238
Semi-minor axis of confidence ellipse (meter) 111
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 15
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
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) 0.03238
Epicentral distance of station farthest from the epicenter (degree) 0.27160
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 41853091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-02 16:11:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1241.EHZ. 2017-03-02T15:58:38.53 0.3 undecidable manual S 95 30.1476 50 -0.12 72
IV.T1217.EHZ. 2017-03-02T15:58:36.14 0.3 undecidable manual S 209 21.6672 115 -0.09 74
IV.MMO1.EHZ. 2017-03-02T15:58:35.90 0.3 undecidable manual S 85 21.5673 115 -0.31 70
IV.CESI.HHN. 2017-03-02T15:58:35.22 0.3 undecidable manual S 317 18.6702 118 -0.09 74
IV.T1219.EHZ. 2017-03-02T15:58:35.43 0.3 undecidable manual S 346 19.869 117 -0.23 72
IV.FDMO.HHZ. 2017-03-02T15:58:34.69 0.3 undecidable manual S 7 17.2716 120 -0.18 73
IV.T1214.EHZ. 2017-03-02T15:58:34.86 0.3 undecidable manual S 139 18.0708 119 -0.27 72
IV.T1241.EHZ. 2017-03-02T15:58:34.04 0.1 undecidable manual P 95 30.1476 50 -0.08 97
IV.T1215.HNN. 2017-03-02T15:58:34.94 0.3 undecidable manual S 241 18.0708 119 -0.18 73
IV.CSP1.EHZ. 2017-03-02T15:58:33.41 0.6 undecidable manual P 26 25.9518 50 -0.07 49
IV.T1212.EHZ. 2017-03-02T15:58:33.96 0.3 undecidable manual S 186 14.5743 125 -0.12 74
IV.T1245.HHZ. 2017-03-02T15:58:33.06 0.3 undecidable manual S 105 10.5783 134 0.03 76
IV.MC2.EHZ. 2017-03-02T15:58:33.22 0.3 undecidable manual S 72 10.7781 133 0.14 74
IV.T1214.EHZ. 2017-03-02T15:58:32.15 0.1 undecidable manual P 139 18.0708 119 0.06 100
IV.T1215.HNN. 2017-03-02T15:58:32.19 0.1 undecidable manual P 241 18.0708 119 0.11 99
IV.T1219.EHZ. 2017-03-02T15:58:32.33 0.1 undecidable manual P 346 19.869 117 -0.06 99
IV.MMO1.EHZ. 2017-03-02T15:58:32.69 0.1 undecidable manual P 85 21.5673 115 -0.02 100
IV.FDMO.HHZ. 2017-03-02T15:58:32.12 0.1 undecidable manual P 7 17.2716 120 0.18 97
IV.T1217.EHZ. 2017-03-02T15:58:32.74 0.1 undecidable manual P 209 21.6672 115 0.01 100
IV.CESI.HHN. 2017-03-02T15:58:32.37 0.1 undecidable manual P 317 18.6702 118 0.18 97
IV.T1245.HHZ. 2017-03-02T15:58:31.07 0.1 undecidable manual P 105 10.5783 134 0.2 98
IV.MC2.EHZ. 2017-03-02T15:58:31.21 0.1 undecidable manual P 72 10.7781 133 0.31 96
IV.T1216.EHZ. 2017-03-02T15:58:31.41 0.3 undecidable manual S 285 3.5964 160 -0.25 74
IV.T1212.EHZ. 2017-03-02T15:58:31.66 0.1 undecidable manual P 186 14.5743 125 0.18 98
IV.T1216.EHZ. 2017-03-02T15:58:30.27 0.1 undecidable manual P 285 3.5964 160 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.8 0.000060400000000000004 1.54 AML other m 2017-03-02T15:58:35.97
IV.FDMO.HHN. ML:1.0 0.0000963 0.18 AML other m 2017-03-02T15:58:35.25
IV.T1212.EHE. ML:1.4 0.000257 0.12 AML other m 2017-03-02T15:58:34.24
IV.T1212.EHN. ML:1.4 0.000224 0.1 AML other m 2017-03-02T15:58:34.19
IV.T1216.EHE. ML:1.6 0.000778 0.08 AML other m 2017-03-02T15:58:31.68
IV.T1216.EHN. ML:1.7 0.0008625000000000001 0.26 AML other m 2017-03-02T15:58:31.69
IV.T1245.HNE. ML:1.4 0.0003055 0.7 AML other m 2017-03-02T15:58:33.70
IV.T1245.HHE. ML:1.3 0.0002565 0.72 AML other m 2017-03-02T15:58:33.71
IV.T1245.HNN. ML:1.6 0.000431 0.68 AML other m 2017-03-02T15:58:33.51
IV.T1245.HHN. ML:1.4 0.000316 0.7 AML other m 2017-03-02T15:58:33.86
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