Earthquake with magnitude of Md 0.9 on date 12-04-2020 and time 05:36:51 (UTC) in region 4 km N Ussita (MC)

A magnitude Md 0.9 earthquake occured in region: 4 km N Ussita (MC), on

  • 12-04-2020 05:36:51 (UTC)
  • 12-04-2020 07:36:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9810, 13.1360 at 12 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 4 444 444
Fiastra MC 6 559 1003
Acquacanina MC 6 121 1124
Visso MC 7 1107 2231
Fiordimonte MC 7 202 2433
Bolognola MC 8 142 2575
Castelsantangelo sul Nera MC 10 281 2856
Pieve Torina MC 10 1458 4314
Pievebovigliana MC 10 866 5180
Monte Cavallo MC 11 145 5325
Muccia MC 14 915 6240
Preci PG 14 724 6964
Sarnano MC 15 3264 10228
Montefortino FM 17 1178 11406
Cessapalombo MC 18 512 11918
Amandola FM 18 3629 15547
Montemonaco AP 18 604 16151
Camerino MC 18 6974 23125
Serravalle di Chienti MC 18 1070 24195
Gualdo MC 19 815 25010
Caldarola MC 19 1823 26833
Sellano PG 20 1079 27912
Camporotondo di Fiastrone MC 20 563 28475

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Foligno (57155 inhabitants)
59 Km NW of Teramo (54892 inhabitants)
61 Km NE of Terni (111501 inhabitants)
62 Km E of Perugia (166134 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
77 Km SW of Ancona (100861 inhabitants)
97 Km S of Fano (60888 inhabitants)
98 Km NW 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
Reviewed
Rev100
Md 0.9 2020-04-12
05:36:51
42.981 13.1363 12 2020-04-12
16:04:07
Sala Sismica INGV-Roma 78147361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-12 05:36:51 ± 0.08
Latitude 42.9810 ± 0.0036
Longitude 13.1363 ± 0.0086
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 78147361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 569
Semi-minor axis of confidence ellipse (meter) 450
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 252
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 132
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.17897
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 6
Magnitude information

Md:0.9

Field Value
Value 0.9
Uncertainty 0.9
Num. used stations 4
Type of magnitude Md
Reference to an origin 78147361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-12 16:04:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
XK.SELL.HHZ. 2020-04-12T05:38:16.14 3.0 undecidable manual Pg 13.38 0
IV.CLTA.HHZ. 2020-04-12T05:38:10.17 3.0 undecidable manual Pn -5.59 0
IV.CSFT.HHZ. 2020-04-12T05:37:58.76 3.0 undecidable manual Sg 0.57 0
IV.COLB.HHZ. 2020-04-12T05:37:57.90 3.0 undecidable manual Sg -0.59 0
IV.SARZ.HHZ. 2020-04-12T05:37:55.73 3.0 positive manual Pg 12.84 0
IV.ZONE.HHZ. 2020-04-12T05:37:45.77 3.0 positive manual Pn 2.77 0
IV.ROSPO.HHZ. 2020-04-12T05:37:33.78 3.0 undecidable manual Sn -9.44 0
IV.NDIM.HHZ. 2020-04-12T05:37:33.60 3.0 negative manual Pg 4.78 0
IV.SRES.HHZ. 2020-04-12T05:37:16.17 3.0 undecidable manual Sg 0.09 0
IV.APEC.HHZ. 2020-04-12T05:37:02.22 3.0 positive manual Pg -1.13 0
IV.MML1.HNE. 2020-04-12T05:36:58.95 0.3 undecidable manual S 318 19.869 96 -0.04 74
IV.MMO1.EHZ. 2020-04-12T05:36:58.21 0.3 undecidable manual S 120 17.9709 98 -0.26 71
IV.NRCA.HNZ. 2020-04-12T05:36:57.83 0.3 undecidable manual S 186 16.4724 101 -0.26 70
IV.CSP1.EHZ. 2020-04-12T05:36:57.22 0.3 undecidable manual S 24 13.4754 110 -0.1 74
IV.MC2.EHZ. 2020-04-12T05:36:56.51 0.3 undecidable manual S 151 8.7801 131 0.26 72
IV.MML1.HNE. 2020-04-12T05:36:55.76 0.1 undecidable manual P 318 19.869 96 0.06 99
IV.FDMO.HHZ. 2020-04-12T05:36:55.73 0.3 undecidable manual S 327 7.2927 138 -0.23 72
IV.MMO1.EHZ. 2020-04-12T05:36:55.38 0.1 undecidable manual P 120 17.9709 98 -0.03 99
IV.NRCA.HNZ. 2020-04-12T05:36:55.23 0.1 undecidable manual P 186 16.4724 101 0.05 100
IV.CSP1.EHZ. 2020-04-12T05:36:54.80 0.1 undecidable manual P 24 13.4754 110 0.06 99
IV.FDMO.HHZ. 2020-04-12T05:36:54.06 0.1 undecidable manual P 327 7.2927 138 0.1 100
IV.MC2.EHZ. 2020-04-12T05:36:54.41 0.1 undecidable manual P 151 8.7801 131 0.28 96
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
Waveforms Seismic signals in miniseed + resp format not available