Earthquake with magnitude of ML 1.4 on date 17-11-2018 and time 23:48:37 (Italy) in region 2 km SW Ussita (MC)

A magnitude ML 1.4 earthquake occured in region: 2 km SW Ussita (MC), on

  • 17-11-2018 22:48:37 (UTC)
  • 17-11-2018 23:48:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.92, 13.13 at 11 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Ussita MC 2 444 444
Visso MC 3 1107 1551
Castelsantangelo sul Nera MC 4 281 1832
Preci PG 9 724 2556
Bolognola MC 11 142 2698
Acquacanina MC 12 121 2819
Fiastra MC 13 559 3378
Fiordimonte MC 13 202 3580
Monte Cavallo MC 13 145 3725
Norcia PG 15 4957 8682
Pieve Torina MC 15 1458 10140
Pievebovigliana MC 16 866 11006
Montemonaco AP 16 604 11610
Sellano PG 17 1079 12689
Montefortino FM 17 1178 13867
Sarnano MC 19 3264 17131
Montegallo AP 19 523 17654
Muccia MC 19 915 18569
Amandola FM 20 3629 22198

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Foligno (57155 inhabitants)
55 Km NW of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
64 Km E of Perugia (166134 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
95 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
Rev 1000 ML 1.4 2018-11-17
22:48:37
42.92 13.13 11 2019-06-04
09:16:04
Bollettino Sismico Italiano INGV 64460081
Rev 100 ML 1.4 2018-11-17
22:48:37
42.92 13.13 11 2018-11-17
22:52:26
Sala Sismica INGV-Roma 63165131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-11-17 22:48:37 ± 0.08
Latitude 42.92 ± 0.01
Longitude 13.13 ± 0.01
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 64460081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 708
Semi-minor axis of confidence ellipse (meter) 473
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 214
Circular confidence region, given by single value of horizontal uncertainty (meter) 710
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.04497
Epicentral distance of station farthest from the epicenter (degree) 0.45955
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 64460081
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-02 23:19:07

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 63165131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-11-17 22:52:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MF5.EHZ. 2018-11-17T22:48:47.36 0.3 undecidable manual S 75 0.2491 50 0.47 67
IV.MTRA.EHZ. 2018-11-17T22:48:46.98 0.3 undecidable manual S 131 0.2572 50 -0.15 72
IV.TERO.HHZ. 2018-11-17T22:48:46.00 3.0 negative manual P 0.4596 -0.32 0
IV.EL6.EHZ. 2018-11-17T22:48:45.33 3.0 negative manual P 0.4056 -0.06 0
IV.CESI.HHZ. 2018-11-17T22:48:45.05 0.3 undecidable manual S 296 0.1835 50 0.09 74
IV.SNTG.HHZ. 2018-11-17T22:48:44.56 3.0 negative manual P 0.3588 -0.03 0
IV.MMO1.EHZ. 2018-11-17T22:48:43.37 0.3 undecidable manual S 100 0.1457 124 -0.42 69
IV.NRCA.HHZ. 2018-11-17T22:48:42.20 0.3 undecidable manual S 187 0.0917 137 0.02 76
IV.FDMO.HHZ. 2018-11-17T22:48:42.70 0.3 undecidable manual S 344 0.1169 130 -0.19 73
IV.MTRA.EHZ. 2018-11-17T22:48:42.61 0.1 undecidable manual P 131 0.2572 50 -0.24 94
IV.MF5.EHZ. 2018-11-17T22:48:42.81 0.1 undecidable manual P 75 0.2491 50 0.1 97
IV.CESI.HHZ. 2018-11-17T22:48:41.52 0.1 undecidable manual P 296 0.1835 50 -0.08 99
IV.MC2.EHZ. 2018-11-17T22:48:41.60 0.3 undecidable manual S 107 0.045 156 0.43 71
IV.NRCA.HHZ. 2018-11-17T22:48:40.10 0.1 negative manual P 187 0.0917 137 0.1 100
IV.FDMO.HHZ. 2018-11-17T22:48:40.28 0.1 undecidable manual P 344 0.1169 130 -0.13 99
IV.MMO1.EHZ. 2018-11-17T22:48:40.71 0.1 undecidable manual P 100 0.1457 124 -0.22 97
IV.MC2.EHZ. 2018-11-17T22:48:39.68 0.1 undecidable manual P 107 0.045 156 0.26 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.7 0.00069 0.18 AML other m 2018-11-17T22:48:42.38
IV.NRCA.HHN. ML:1.5 0.000388 0.06 AML other m 2018-11-17T22:48:42.29
IV.NRCA.HNE. ML:1.7 0.0006415 0.16 AML other m 2018-11-17T22:48:42.38
IV.NRCA.HNN. ML:1.5 0.0003905 1.12 AML other m 2018-11-17T22:48:42.88
IV.FDMO.HHE. ML:1.1 0.000131 0.6 AML other m 2018-11-17T22:48:42.66
IV.FDMO.HHN. ML:1 9.835E-5 0.86 AML other m 2018-11-17T22:48:43.46
IV.CESI.HHN. ML:1.4 0.000169 0.34 AML other m 2018-11-17T22:48:45.33
IV.CESI.HHE. ML:1.3 0.00014565 0.4 AML other m 2018-11-17T22:48:45.31
IV.MTRA.EHE. ML:1.2 8.438429E-5 0.192 AML other m 2018-11-17T22:48:47.34
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download