Earthquake with magnitude of ML 0.5 on date 06-02-2019 and time 01:59:32 (UTC) in region 4 km W Castelsantangelo sul Nera (MC)

A magnitude ML 0.5 earthquake occured in region: 4 km W Castelsantangelo sul Nera (MC), on

  • 06-02-2019 01:59:32 (UTC)
  • 06-02-2019 02:59:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8950, 13.1100 at 10 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
Castelsantangelo sul Nera MC 4 281 281
Visso MC 4 1107 1388
Ussita MC 6 444 1832
Preci PG 6 724 2556
Norcia PG 11 4957 7513
Monte Cavallo MC 14 145 7658
Bolognola MC 15 142 7800
Sellano PG 15 1079 8879
Fiordimonte MC 16 202 9081
Acquacanina MC 16 121 9202
Fiastra MC 16 559 9761
Pieve Torina MC 17 1458 11219
Montemonaco AP 18 604 11823
Cerreto di Spoleto PG 18 1075 12898
Pievebovigliana MC 19 866 13764
Montegallo AP 19 523 14287
Montefortino FM 20 1178 15465

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Foligno (57155 inhabitants)
53 Km NE of Terni (111501 inhabitants)
55 Km W of Teramo (54892 inhabitants)
63 Km E of Perugia (166134 inhabitants)
65 Km NW of L'Aquila (69753 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
95 Km W of Montesilvano (53738 inhabitants)
98 Km NE of Viterbo (67173 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 0.5 2019-02-06
01:59:32
42.8952 13.1102 10 2019-02-06
02:04:49
Sala Sismica INGV-Roma 65270851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-02-06 01:59:32 ± 0.13
Latitude 42.8952 ± 0.0081
Longitude 13.1102 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 65270851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 976
Semi-minor axis of confidence ellipse (meter) 150
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 23
Circular confidence region, given by single value of horizontal uncertainty (meter) 980.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 218
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.06025
Epicentral distance of station farthest from the epicenter (degree) 0.27160
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.5
Num. used stations 2
Type of magnitude ML
Reference to an origin 65270851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-02-06 02:04:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2019-02-06T01:59:40.58 0.1 undecidable manual S 306 20.6682 116 0.03 100
IV.MMO1.EHZ. 2019-02-06T01:59:39.50 0.1 undecidable manual S 88 17.5713 120 -0.12 98
IV.MF5.EHZ. 2019-02-06T01:59:38.99 0.6 undecidable manual P 70 30.1476 50 0.21 47
IV.FDMO.HHZ. 2019-02-06T01:59:38.99 0.3 undecidable manual S 353 15.7731 122 -0.09 74
IV.CESI.HHZ. 2019-02-06T01:59:37.11 0.1 undecidable manual P 306 20.6682 116 -0.07 99
IV.MMO1.EHZ. 2019-02-06T01:59:36.54 0.1 undecidable manual P 88 17.5713 120 -0.1 99
IV.FDMO.HHZ. 2019-02-06T01:59:36.38 0.1 undecidable manual P 353 15.7731 122 0.05 100
IV.MC2.EHZ. 2019-02-06T01:59:36.94 0.1 undecidable manual S 74 6.6933 147 0.18 99
IV.MC2.EHZ. 2019-02-06T01:59:34.20 3.0 undecidable manual P 74 6.6933 147 -0.79 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.2 0.000013317937 0.1008 AML other m 2019-02-06T01:59:39.66
IV.CESI.HHE. ML:0.8 0.000048388635 1.7792 AML other m 2019-02-06T01:59:40.78
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