Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 18-11-2018 and time 02:00:32 (Italy) in region 9 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.3 earthquake occured in region: 9 km SE Castelsantangelo sul Nera (MC), on

  • 18-11-2018 01:00:32 (UTC)
  • 18-11-2018 02:00:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8280, 13.2110 at 11 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 9 281 281
Arquata del Tronto AP 9 1178 1459
Montegallo AP 10 523 1982
Norcia PG 10 4957 6939
Montemonaco AP 13 604 7543
Ussita MC 14 444 7987
Accumoli RI 15 667 8654
Preci PG 15 724 9378
Visso MC 15 1107 10485
Montefortino FM 17 1178 11663
Acquasanta Terme AP 18 2916 14579
Bolognola MC 19 142 14721

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km E of Foligno (57155 inhabitants)
45 Km W of Teramo (54892 inhabitants)
55 Km NE of Terni (111501 inhabitants)
55 Km N of L'Aquila (69753 inhabitants)
74 Km E of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
91 Km S of Ancona (100861 inhabitants)
92 Km W of Pescara (121014 inhabitants)
95 Km NW of Chieti (51815 inhabitants)
100 Km NE of Guidonia Montecelio (88673 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 1.3 2018-11-18
01:00:32		 42.8283 13.2108 11 2018-11-18
01:10:00		 Sala Sismica INGV-Roma 63167221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-11-18 01:00:32 ± 0.08
Latitude 42.8283 ± 0.0045
Longitude 13.2108 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 63167221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 535
Semi-minor axis of confidence ellipse (meter) 473
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
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) 0.32645
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 63167221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-11-18 01:10:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2018-11-18T01:00:43.24 0.3 undecidable manual S 308 31.6461 50 -0.28 69
IV.LNSS.HHZ. 2018-11-18T01:00:42.87 0.3 undecidable manual S 209 28.6491 50 0.17 71
IV.MF5.EHZ. 2018-11-18T01:00:42.99 0.6 undecidable manual S 49 26.8509 50 0.75 40
IV.T1299.HNE. 2018-11-18T01:00:41.18 0.6 undecidable manual S 165 22.2555 50 0.17 48
IV.FDMO.HHZ. 2018-11-18T01:00:41.76 0.6 undecidable manual S 337 25.1526 50 -0.03 49
IV.SMA1.EHZ. 2018-11-18T01:00:41.44 0.3 undecidable manual S 155 24.1536 50 -0.08 73
IV.RM33.EHZ. 2018-11-18T01:00:40.33 0.3 undecidable manual P 180 35.4423 50 0.88 56
IV.CAMP.HHZ. 2018-11-18T01:00:39.30 0.6 undecidable manual P 153 36.2415 50 -0.28 46
IV.TERO.HHZ. 2018-11-18T01:00:39.75 3.0 undecidable manual P -0.23 0
IV.MTRA.EHZ. 2018-11-18T01:00:39.36 0.3 undecidable manual S 118 17.0718 122 -0.15 73
IV.MF5.EHZ. 2018-11-18T01:00:38.24 0.1 undecidable manual P 49 26.8509 50 0.11 96
IV.CESI.HHZ. 2018-11-18T01:00:38.48 0.6 undecidable manual P 308 31.6461 50 -0.39 45
IV.MMO1.EHZ. 2018-11-18T01:00:38.19 0.3 undecidable manual S 50 12.2766 131 0.01 75
IV.LNSS.HHZ. 2018-11-18T01:00:38.16 0.3 undecidable manual P 209 28.6491 50 -0.24 70
IV.NRCA.HHZ. 2018-11-18T01:00:37.36 0.3 undecidable manual S 274 7.881 144 0.23 73
IV.SMA1.EHZ. 2018-11-18T01:00:37.43 0.3 undecidable manual P 155 24.1536 50 -0.28 70
IV.T1299.HNE. 2018-11-18T01:00:37.32 0.3 undecidable manual P 165 22.2555 50 -0.1 73
IV.FDMO.HHZ. 2018-11-18T01:00:37.53 1.0 undecidable manual P 337 25.1526 50 -0.34 23
IV.MTRA.EHZ. 2018-11-18T01:00:36.36 0.1 undecidable manual P 118 17.0718 122 -0.2 96
IV.NRCA.HHZ. 2018-11-18T01:00:35.33 0.1 undecidable manual P 274 7.881 144 0.15 99
IV.MMO1.EHZ. 2018-11-18T01:00:35.74 0.1 undecidable manual P 50 12.2766 131 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.7 0.0006695 1.08 AML other m 2018-11-18T01:00:39.64
IV.MTRA.EHN. ML:1.0 0.000088967905 3.54 AML other m 2018-11-18T01:00:39.50
IV.TERO.HHN. ML:1.1 0.00004507088 2.3 AML other m 2018-11-18T01:00:46.09
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