Earthquake with magnitude of ML 1.6 on date 04-04-2017 and time 13:42:11 (Italy) in region 3 km SW Fiastra (MC)

A magnitude ML 1.6 earthquake occured in region: 3 km SW Fiastra (MC), on

  • 04-04-2017 11:42:11 (UTC)
  • 04-04-2017 13:42:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0110, 13.1340 at 8 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Fiastra MC 3 559 559
Acquacanina MC 4 121 680
Fiordimonte MC 5 202 882
Pievebovigliana MC 7 866 1748
Ussita MC 7 444 2192
Pieve Torina MC 8 1458 3650
Bolognola MC 8 142 3792
Visso MC 10 1107 4899
Muccia MC 11 915 5814
Monte Cavallo MC 11 145 5959
Castelsantangelo sul Nera MC 13 281 6240
Sarnano MC 14 3264 9504
Camerino MC 15 6974 16478
Cessapalombo MC 15 512 16990
Caldarola MC 16 1823 18813
Serravalle di Chienti MC 16 1070 19883
Preci PG 17 724 20607
Camporotondo di Fiastrone MC 17 563 21170
Gualdo MC 18 815 21985
Amandola FM 18 3629 25614
Montefortino FM 19 1178 26792
San Ginesio MC 19 3498 30290
Belforte del Chienti MC 19 1886 32176
Serrapetrona MC 19 966 33142
Montemonaco AP 20 604 33746

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
61 Km NW of Teramo (54892 inhabitants)
62 Km E of Perugia (166134 inhabitants)
64 Km NE of Terni (111501 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
76 Km N of L'Aquila (69753 inhabitants)
93 Km S of Fano (60888 inhabitants)
100 Km NW 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 1.6 2017-04-04
11:42:11
43.011 13.1342 8 2017-04-04
11:48:55
Sala Sismica INGV-Roma 43368931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-04-04 11:42:11 ± 0.19
Latitude 43.0110 ± 0.0045
Longitude 13.1342 ± 0.0049
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 43368931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 417
Semi-minor axis of confidence ellipse (meter) 225
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 155
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26710
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 43368931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-04-04 11:48:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
TV.SF04.EHZ. 2017-04-04T11:42:46.52 3.0 undecidable manual S -2.36 0
IV.PIEI.HHZ. 2017-04-04T11:42:24.63 3.0 undecidable manual P -0.38 0
IV.T1212.EHZ. 2017-04-04T11:42:22.21 0.3 undecidable manual S 194 29.6481 105 0.11 72
IV.T1214.EHZ. 2017-04-04T11:42:21.83 0.3 undecidable manual S 168 28.5492 105 0.11 72
IV.MMO1.EHZ. 2017-04-04T11:42:18.87 0.3 undecidable manual S 128 19.9689 112 -0.02 75
IV.T1217.EHZ. 2017-04-04T11:42:18.38 3.0 undecidable manual P -0.16 0
IV.CESI.HHZ. 2017-04-04T11:42:18.64 0.3 undecidable manual S 268 18.6702 113 0.18 72
IV.EL6.EHZ. 2017-04-04T11:42:18.04 3.0 negative manual P -0.21 0
IV.ASSB.HHZ. 2017-04-04T11:42:18.71 3.0 positive manual P -0.14 0
IV.GUMA.HHZ. 2017-04-04T11:42:18.75 0.3 undecidable manual S 71 17.2716 115 0.72 62
IV.T1214.EHZ. 2017-04-04T11:42:17.35 0.1 undecidable manual P 168 28.5492 105 -0.02 98
IV.T1212.EHZ. 2017-04-04T11:42:17.36 0.1 undecidable manual P 194 29.6481 105 -0.23 94
IV.T1216.EHZ. 2017-04-04T11:42:17.95 0.3 undecidable manual S 215 16.2726 116 0.22 72
IV.T1220.EHZ. 2017-04-04T11:42:16.17 0.3 undecidable manual S 342 11.5773 124 -0.14 74
IV.T1216.EHZ. 2017-04-04T11:42:15.09 0.3 undecidable manual P 215 16.2726 116 0.02 75
IV.T1256.HHZ. 2017-04-04T11:42:15.01 0.3 undecidable manual S 94 7.4814 137 -0.2 73
IV.GUMA.HHZ. 2017-04-04T11:42:15.40 0.1 undecidable manual P 71 17.2716 115 0.15 97
IV.MMO1.EHZ. 2017-04-04T11:42:15.51 0.1 positive manual P 128 19.9689 112 -0.23 95
IV.CESI.HHZ. 2017-04-04T11:42:15.50 0.1 undecidable manual P 268 18.6702 113 0.01 100
IV.T1256.HHZ. 2017-04-04T11:42:13.35 0.1 positive manual P 94 7.4814 137 -0.27 97
IV.T1220.EHZ. 2017-04-04T11:42:13.97 1.0 undecidable manual P 342 11.5773 124 -0.28 24
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.6 0.00033199999999999994 0.28 AML other m 2017-04-04T11:42:18.95
IV.CESI.HHN. ML:1.7 0.00042249999999999997 1.74 AML other m 2017-04-04T11:42:19.94
IV.EL6.EHN. ML:1.4 0.00011704999999999999 1.28 AML other m 2017-04-04T11:42:24.66
IV.EL6.EHE. ML:1.5 0.0001215 1.22 AML other m 2017-04-04T11:42:25.27
IV.GUMA.HNE. ML:2.0 0.0009485 0.46 AML other m 2017-04-04T11:42:20.57
IV.GUMA.HHE. ML:1.6 0.0003725 0.34 AML other m 2017-04-04T11:42:22.74
IV.GUMA.HNN. ML:1.7 0.0004395 0.52 AML other m 2017-04-04T11:42:25.46
IV.GUMA.HHN. ML:1.6 0.000404 1.02 AML other m 2017-04-04T11:42:19.03
IV.PIEI.HHE. ML:1.1 0.000020715 1.06 AML other m 2017-04-04T11:42:37.72
IV.PIEI.HHN. ML:1.0 0.0000152 1.56 AML other m 2017-04-04T11:42:43.78
IV.T1212.EHE. ML:1.3 0.0001043 0.52 AML other m 2017-04-04T11:42:23.70
IV.T1212.EHN. ML:1.3 0.00009850000000000001 0.42 AML other m 2017-04-04T11:42:25.36
IV.T1216.EHN. ML:1.6 0.00039949999999999995 0.6 AML other m 2017-04-04T11:42:18.31
IV.T1216.EHE. ML:1.5 0.000303 1.1 AML other m 2017-04-04T11:42:18.34
IV.T1220.EHN. ML:2.1 0.00151 1.72 AML other m 2017-04-04T11:42:20.06
IV.T1220.EHE. ML:2.4 0.002855 0.38 AML other m 2017-04-04T11:42:17.65
IV.T1256.HHN. ML:1.5 0.000633 0.64 AML other m 2017-04-04T11:42:15.54
IV.T1256.HHE. ML:1.5 0.0005895000000000001 1.24 AML other m 2017-04-04T11:42:16.86
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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