Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 07-05-2017 and time 11:52:34 (Italy) in region 2 km E Castelsantangelo sul Nera (MC)

A magnitude ML 1.5 earthquake occured in region: 2 km E Castelsantangelo sul Nera (MC), on

  • 07-05-2017 09:52:34 (UTC)
  • 07-05-2017 11:52:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8990, 13.1750 at 14 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
Castelsantangelo sul Nera MC 2 281 281
Ussita MC 6 444 725
Visso MC 8 1107 1832
Preci PG 11 724 2556
Bolognola MC 12 142 2698
Montemonaco AP 13 604 3302
Norcia PG 14 4957 8259
Montegallo AP 14 523 8782
Montefortino FM 15 1178 9960
Acquacanina MC 15 121 10081
Fiastra MC 15 559 10640
Fiordimonte MC 17 202 10842
Arquata del Tronto AP 17 1178 12020
Amandola FM 17 3629 15649
Monte Cavallo MC 18 145 15794
Sarnano MC 18 3264 19058
Pieve Torina MC 19 1458 20516
Pievebovigliana MC 20 866 21382

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
51 Km NW of Teramo (54892 inhabitants)
57 Km NE of Terni (111501 inhabitants)
64 Km N of L'Aquila (69753 inhabitants)
68 Km E of Perugia (166134 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
98 Km NW of Pescara (121014 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 1.5 2017-05-07
09:52:34		 42.8992 13.1747 14 2017-05-07
09:57:53		 Sala Sismica INGV-Roma 44979111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-05-07 09:52:34 ± 0.05
Latitude 42.8992 ± 0.0018
Longitude 13.1747 ± 0.0037
Depth (km) 14 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 44979111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 298
Semi-minor axis of confidence ellipse (meter) 63
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 260
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41908
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 44979111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-05-07 09:57:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2017-05-07T09:52:45.83 0.1 undecidable manual S 156 32.5452 98 -0.12 95
IV.CESI.HHZ. 2017-05-07T09:52:44.10 0.1 undecidable manual S 298 24.8529 102 0.18 95
IV.ARRO.EHZ. 2017-05-07T09:52:44.30 3.0 undecidable manual P 0.27 0
IV.TERO.HHZ. 2017-05-07T09:52:43.14 0.6 negative manual P 131 46.5201 95 -0.21 45
IV.CSP1.EHZ. 2017-05-07T09:52:43.09 0.1 undecidable manual S 7 21.4674 106 0.04 99
IV.T1219.EHZ. 2017-05-07T09:52:43.20 0.1 undecidable manual S 322 22.1556 105 -0.03 98
IV.T1212.EHZ. 2017-05-07T09:52:42.50 0.1 undecidable manual S 213 19.4694 109 -0.04 99
IV.FDMO.HHZ. 2017-05-07T09:52:41.66 0.1 undecidable manual S 335 16.7721 114 -0.21 95
IV.SMA1.EHZ. 2017-05-07T09:52:41.22 1.0 negative manual P 156 32.5452 98 0 24
IV.T1217.EHZ. 2017-05-07T09:52:41.38 3.0 negative manual P 0.59 0
IV.T1299.EHZ. 2017-05-07T09:52:41.13 3.0 positive manual P 0.33 0
IV.T1214.EHZ. 2017-05-07T09:52:41.90 0.1 undecidable manual S 170 15.7731 117 0.28 94
IV.MMO1.EHZ. 2017-05-07T09:52:40.70 0.1 undecidable manual S 90 12.3765 126 -0.14 97
IV.CESI.HHZ. 2017-05-07T09:52:40.04 0.1 undecidable manual P 298 24.8529 102 -0.01 98
IV.T1216.EHZ. 2017-05-07T09:52:40.80 0.1 undecidable manual S 266 12.6762 125 -0.11 98
IV.CSP1.EHZ. 2017-05-07T09:52:39.63 0.3 positive manual P 7 21.4674 106 0.08 73
IV.NRCA.HHZ. 2017-05-07T09:52:39.82 0.1 undecidable manual S 214 8.7801 139 -0.32 95
IV.T1219.EHZ. 2017-05-07T09:52:39.70 0.6 undecidable manual P 322 22.1556 105 0.05 49
IV.MC2.EHZ. 2017-05-07T09:52:39.51 0.1 undecidable manual S 41 1.7982 171 0.18 99
IV.T1212.EHZ. 2017-05-07T09:52:39.26 0.3 positive manual P 213 19.4694 109 0.01 74
IV.T1245.HHZ. 2017-05-07T09:52:39.67 0.1 undecidable manual S 167 4.8951 156 0.1 100
IV.T1216.EHZ. 2017-05-07T09:52:38.36 1.0 undecidable manual P 266 12.6762 125 0.05 25
IV.T1214.EHZ. 2017-05-07T09:52:38.81 1.0 positive manual P 170 15.7731 117 0.09 25
IV.FDMO.HHZ. 2017-05-07T09:52:38.87 0.3 positive manual P 335 16.7721 114 0.01 75
IV.MMO1.EHZ. 2017-05-07T09:52:38.24 0.1 undecidable manual P 90 12.3765 126 -0.03 100
IV.MC2.EHZ. 2017-05-07T09:52:37.63 0.1 undecidable manual P 41 1.7982 171 0.23 98
IV.T1245.HHZ. 2017-05-07T09:52:37.66 1.0 undecidable manual P 167 4.8951 156 0.12 25
IV.NRCA.HHZ. 2017-05-07T09:52:37.84 0.6 undecidable manual P 214 8.7801 139 -0.02 50
IV.T1256.HHZ. 2017-05-07T09:52:36.81 3.0 undecidable manual P -1.49 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.6 0.00043599999999999997 0.12 AML other m 2017-05-07T09:52:39.99
IV.NRCA.HNN. ML:1.6 0.000439 0.72 AML other m 2017-05-07T09:52:39.93
IV.NRCA.HHE. ML:1.4 0.000255 0.92 AML other m 2017-05-07T09:52:40.95
IV.NRCA.HNE. ML:1.4 0.0002655 0.98 AML other m 2017-05-07T09:52:40.43
IV.T1245.HHE. ML:1.4 0.0003135 0.12 AML other m 2017-05-07T09:52:39.89
IV.T1245.HHN. ML:1.4 0.00029749999999999997 0.14 AML other m 2017-05-07T09:52:40.92
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