Earthquake with magnitude of ML 0.4 on date 18-03-2020 and time 08:19:51 (Italy) in region 4 km SE Pioraco (MC)

A magnitude ML 0.4 earthquake occured in region: 4 km SE Pioraco (MC), on

  • 18-03-2020 07:19:51 (UTC)
  • 18-03-2020 08:19:51 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.16, 13.02 at 14 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
Pioraco MC 4 1134 1134
Camerino MC 4 6974 8108
Sefro MC 6 422 8530
Castelraimondo MC 7 4587 13117
Fiuminata MC 8 1402 14519
Muccia MC 9 915 15434
Gagliole MC 10 620 16054
Matelica MC 11 9981 26035
Serravalle di Chienti MC 11 1070 27105
Pievebovigliana MC 12 866 27971
Esanatoglia MC 12 2034 30005
Pieve Torina MC 13 1458 31463
Serrapetrona MC 14 966 32429
Fiordimonte MC 15 202 32631
San Severino Marche MC 15 12726 45357
Caldarola MC 17 1823 47180
Fiastra MC 17 559 47739
Belforte del Chienti MC 18 1886 49625
Monte Cavallo MC 18 145 49770
Cerreto d'Esi AN 18 3817 53587
Acquacanina MC 19 121 53708
Nocera Umbra PG 20 5839 59547
Cessapalombo MC 20 512 60059
Camporotondo di Fiastrone MC 20 563 60622

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km NE of Foligno (57155 inhabitants)
52 Km E of Perugia (166134 inhabitants)
65 Km SW of Ancona (100861 inhabitants)
73 Km NE of Terni (111501 inhabitants)
76 Km S of Fano (60888 inhabitants)
79 Km NW of Teramo (54892 inhabitants)
84 Km S of Pesaro (94582 inhabitants)
95 Km NW of L'Aquila (69753 inhabitants)
98 Km E of Arezzo (99543 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
Bulletin
Rev1000
ML 0.4 2020-03-18
07:19:51
43.16 13.02 14 2020-07-18
21:08:27
Bollettino Sismico Italiano INGV 77467771
Reviewed
Rev100
ML 0.5 2020-03-18
07:19:51
43.15 13.03 14 2020-03-18
11:13:13
Sala Sismica INGV-Roma 77344911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-18 07:19:51 ± 0.07
Latitude 43.16 ± 0.00
Longitude 13.02 ± 0.00
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77467771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 283
Semi-minor axis of confidence ellipse (meter) 133
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 92
Circular confidence region, given by single value of horizontal uncertainty (meter) 280
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
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) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.05846
Epicentral distance of station farthest from the epicenter (degree) 0.17986
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 77467771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-22 12:55:20

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 77344911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-18 11:13:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CESI.HHZ. 2020-03-18T07:19:59.29 0.6 undecidable manual S 209 0.1763 107 0.09 49
IV.EL6.EHZ. 2020-03-18T07:19:59.31 0.6 undecidable manual S 18 0.1799 107 0 49
IV.CSP1.EHZ. 2020-03-18T07:19:58.54 0.6 undecidable manual S 117 0.1484 114 0.11 48
IV.FDMO.HHZ. 2020-03-18T07:19:57.75 0.6 undecidable manual S 159 0.1304 119 -0.2 47
IV.SNTG.HHZ. 2020-03-18T07:19:57.41 0.6 undecidable manual S 328 0.1133 124 -0.12 48
IV.EL6.EHZ. 2020-03-18T07:19:56.03 0.3 undecidable manual P 18 0.1799 107 0.05 73
IV.MML1.HNE. 2020-03-18T07:19:56.48 0.6 undecidable manual S 220 0.0585 148 0.1 50
IV.FDMO.HHZ. 2020-03-18T07:19:55.12 0.3 undecidable manual P 159 0.1304 119 -0.07 73
IV.CSP1.EHZ. 2020-03-18T07:19:55.52 0.6 undecidable manual P 117 0.1484 114 0.05 49
IV.CESI.HHZ. 2020-03-18T07:19:55.83 0.3 undecidable manual P 209 0.1763 107 -0.08 72
IV.SNTG.HHZ. 2020-03-18T07:19:54.92 0.1 undecidable manual P 328 0.1133 124 -0.03 99
IV.MML1.HNE. 2020-03-18T07:19:54.35 0.1 undecidable manual P 220 0.0585 148 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HHN. ML:0.3 1.9211715E-5 0.08 AML other m 2020-03-18T07:19:57.59
IV.SNTG.HHE. ML:0.2 1.4224335E-5 0.08 AML other m 2020-03-18T07:19:57.74
IV.SNTG.HNN. ML:1.4 0.00022874205 1.0816 AML other m 2020-03-18T07:19:58.05
IV.CESI.HHN. ML:0.2 1.0586177E-5 0.0992 AML other m 2020-03-18T07:19:59.50
IV.EL6.EHN. ML:0.6 2.8945105E-5 0.2016 AML other m 2020-03-18T07:20:00.36
IV.CESI.HHE. ML:0.6 2.601311E-5 0.0992 AML other m 2020-03-18T07:20:08.20
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