Earthquake with magnitude of ML 0.9 on date 27-02-2019 and time 00:37:32 (Italy) in region 3 km E Ussita (MC)

A magnitude ML 0.9 earthquake occured in region: 3 km E Ussita (MC), on

  • 26-02-2019 23:37:32 (UTC)
  • 27-02-2019 00:37:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9430, 13.1790 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
Ussita MC 3 444 444
Castelsantangelo sul Nera MC 6 281 725
Bolognola MC 7 142 867
Visso MC 7 1107 1974
Acquacanina MC 10 121 2095
Fiastra MC 11 559 2654
Fiordimonte MC 13 202 2856
Montemonaco AP 13 604 3460
Montefortino FM 13 1178 4638
Preci PG 13 724 5362
Sarnano MC 14 3264 8626
Amandola FM 15 3629 12255
Pieve Torina MC 15 1458 13713
Pievebovigliana MC 15 866 14579
Monte Cavallo MC 16 145 14724
Montegallo AP 17 523 15247
Norcia PG 18 4957 20204
Muccia MC 19 915 21119
Gualdo MC 19 815 21934
Comunanza AP 19 3166 25100
Cessapalombo MC 20 512 25612

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
53 Km NW of Teramo (54892 inhabitants)
61 Km NE of Terni (111501 inhabitants)
67 Km E of Perugia (166134 inhabitants)
68 Km N of L'Aquila (69753 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
93 Km NW of Montesilvano (53738 inhabitants)
100 Km NW of Pescara (121014 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 0.9 2019-02-26
23:37:32
42.9433 13.1793 10 2019-02-26
23:47:10
Sala Sismica INGV-Roma 65992981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-02-26 23:37:32 ± 0.14
Latitude 42.9433 ± 0.0027
Longitude 13.1793 ± 0.0025
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 65992981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 290
Semi-minor axis of confidence ellipse (meter) 31
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) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.11511
Epicentral distance of station farthest from the epicenter (degree) 0.21044
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 65992981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-02-26 23:47:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2019-02-26T23:37:41.46 0.1 undecidable manual S 287 23.3544 114 -0.03 98
IV.MF5.EHZ. 2019-02-26T23:37:41.84 0.3 undecidable manual S 78 23.2545 114 0.36 69
IV.CSP1.EHZ. 2019-02-26T23:37:39.35 0.1 undecidable manual S 7 16.5723 122 -0.08 99
IV.MMO1.EHZ. 2019-02-26T23:37:38.20 0.1 undecidable manual S 112 12.9759 129 -0.19 97
IV.FDMO.HHZ. 2019-02-26T23:37:38.41 0.1 undecidable manual S 324 12.7761 129 0.07 100
IV.NRCA.HHZ. 2019-02-26T23:37:38.52 0.1 undecidable manual S 203 13.2756 128 0.04 100
IV.CESI.HHZ. 2019-02-26T23:37:37.67 0.1 undecidable manual P 287 23.3544 114 -0.08 97
IV.MF5.EHZ. 2019-02-26T23:37:37.68 0.1 undecidable manual P 78 23.2545 114 -0.07 98
IV.NRCA.HHZ. 2019-02-26T23:37:36.12 0.1 undecidable manual P 203 13.2756 128 0.1 99
IV.CSP1.EHZ. 2019-02-26T23:37:36.53 0.1 undecidable manual P 7 16.5723 122 -0.03 100
IV.FDMO.HHZ. 2019-02-26T23:37:36.01 0.1 undecidable manual P 324 12.7761 129 0.07 99
IV.MMO1.EHZ. 2019-02-26T23:37:35.89 0.1 undecidable manual P 112 12.9759 129 -0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.0 0.00011399999999999999 0.16 AML other m 2019-02-26T23:37:38.62
IV.FDMO.HHN. ML:0.8 0.00006145 0.32 AML other m 2019-02-26T23:37:38.81
IV.NRCA.HHN. ML:1.1 0.0001265 0.42 AML other m 2019-02-26T23:37:38.88
IV.FDMO.HHE. ML:0.7 0.0000504 0.94 AML other m 2019-02-26T23:37:39.64
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