Earthquake with magnitude of ML 1.0 on date 29-08-2017 and time 10:37:37 (Italy) in region 4 km W Visso (MC)

A magnitude ML 1.0 earthquake occured in region: 4 km W Visso (MC), on

  • 29-08-2017 08:37:37 (UTC)
  • 29-08-2017 10:37:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9500, 13.0430 at 2 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
Visso MC 4 1107 1107
Monte Cavallo MC 6 145 1252
Preci PG 8 724 1976
Ussita MC 8 444 2420
Fiordimonte MC 11 202 2622
Pieve Torina MC 11 1458 4080
Castelsantangelo sul Nera MC 11 281 4361
Sellano PG 12 1079 5440
Pievebovigliana MC 13 866 6306
Fiastra MC 13 559 6865
Acquacanina MC 14 121 6986
Muccia MC 15 915 7901
Serravalle di Chienti MC 16 1070 8971
Bolognola MC 16 142 9113
Cerreto di Spoleto PG 18 1075 10188
Norcia PG 18 4957 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km E of Foligno (57155 inhabitants)
54 Km NE of Terni (111501 inhabitants)
56 Km E of Perugia (166134 inhabitants)
63 Km NW of Teramo (54892 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
97 Km NE of Viterbo (67173 inhabitants)
100 Km S of Fano (60888 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 1.0 2017-08-29
08:37:37
42.9498 13.0428 2 2017-08-29
08:43:06
Sala Sismica INGV-Roma 49474631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-08-29 08:37:37 ± 0.18
Latitude 42.9498 ± 0.0045
Longitude 13.0428 ± 0.0061
Depth (km) 2 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 49474631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 600
Semi-minor axis of confidence ellipse (meter) 79
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 126
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28509
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 49474631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-08-29 08:43:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APEC.HHZ. 2017-08-29T08:38:03.32 3.0 undecidable manual S -0.56 0
IV.T1218.EHZ. 2017-08-29T08:37:47.98 0.6 undecidable manual S 169 31.6461 93 -0.6 42
IV.T1299.EHZ. 2017-08-29T08:37:44.11 3.0 undecidable manual P -0.37 0
IV.CSP1.EHZ. 2017-08-29T08:37:44.89 0.6 undecidable manual S 40 20.4684 95 0.15 48
IV.T1221.EHZ. 2017-08-29T08:37:44.45 0.6 undecidable manual S 238 18.7701 96 0.31 47
IV.T1218.EHZ. 2017-08-29T08:37:44.44 0.1 undecidable manual P 169 31.6461 93 0.5 88
IV.T1256.HHZ. 2017-08-29T08:37:43.19 0.6 undecidable manual S 67 16.1727 97 -0.04 50
IV.CESI.HHZ. 2017-08-29T08:37:42.13 0.6 undecidable manual S 299 12.7761 98 0.06 50
IV.SMA1.EHZ. 2017-08-29T08:37:42.91 3.0 negative manual P -2.04 0
IV.MMO1.EHZ. 2017-08-29T08:37:42.03 3.0 undecidable manual P -0.04 0
IV.CSP1.EHZ. 2017-08-29T08:37:42.02 0.1 undecidable manual P 40 20.4684 95 0.3 94
IV.T1221.EHZ. 2017-08-29T08:37:41.09 0.1 undecidable manual P 238 18.7701 96 -0.28 94
IV.FDMO.HHZ. 2017-08-29T08:37:41.25 0.6 undecidable manual S 21 10.2786 101 0.04 50
IV.CESI.HHZ. 2017-08-29T08:37:40.13 0.1 positive manual P 299 12.7761 98 -0.05 100
IV.T1216.EHZ. 2017-08-29T08:37:40.32 0.6 undecidable manual S 196 6.8931 106 0.26 48
IV.T1256.HHZ. 2017-08-29T08:37:40.67 0.1 undecidable manual P 67 16.1727 97 -0.18 97
IV.FDMO.HHZ. 2017-08-29T08:37:39.47 0.1 undecidable manual P 21 10.2786 101 -0.21 97
IV.T1216.EHZ. 2017-08-29T08:37:38.88 0.1 undecidable manual P 196 6.8931 106 -0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.0 0.0001615 0.18 AML other m 2017-08-29T08:37:41.53
IV.FDMO.HHE. ML:0.7 0.00009559999999999999 0.14 AML other m 2017-08-29T08:37:41.61
IV.CESI.HHE. ML:0.9 0.0001075 0.38 AML other m 2017-08-29T08:37:42.95
IV.CESI.HHN. ML:1.2 0.00020250000000000002 1.52 AML other m 2017-08-29T08:37:43.93
IV.T1256.HHN. ML:0.8 0.00007245 0.86 AML other m 2017-08-29T08:37:43.49
IV.T1256.HHE. ML:0.8 0.00006305 0.76 AML other m 2017-08-29T08:37:44.59
IV.APEC.HHN. ML:1.9 0.0000993 0.08 AML other m 2017-08-29T08:38:13.60
IV.APEC.HHE. ML:1.8 0.00008060000000000001 0.54 AML other m 2017-08-29T08:38:19.71
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download