Earthquake with magnitude of ML 0.4 on date 23-04-2020 and time 23:15:38 (UTC) in region 6 km E Scheggia e Pascelupo (PG)

A magnitude ML 0.4 earthquake occured in region: 6 km E Scheggia e Pascelupo (PG), on

  • 23-04-2020 23:15:38 (UTC)
  • 24-04-2020 01:15:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4320, 12.7370 at 16 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
Scheggia e Pascelupo PG 6 1393 1393
Serra Sant'Abbondio PU 7 1027 2420
Costacciaro PG 8 1216 3636
Frontone PU 9 1300 4936
Sassoferrato AN 10 7285 12221
Cantiano PU 10 2245 14466
Sigillo PG 11 2404 16870
Cagli PU 15 8731 25601
Gubbio PG 15 32216 57817
Fossato di Vico PG 15 2840 60657
Genga AN 16 1797 62454
Pergola PU 17 6333 68787
Fabriano AN 17 31480 100267
Arcevia AN 18 4612 104879

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km NE of Perugia (166134 inhabitants)
51 Km SW of Fano (60888 inhabitants)
53 Km N of Foligno (57155 inhabitants)
55 Km S of Pesaro (94582 inhabitants)
66 Km W of Ancona (100861 inhabitants)
69 Km E of Arezzo (99543 inhabitants)
71 Km S of Rimini (147750 inhabitants)
88 Km SE of Cesena (96758 inhabitants)
97 Km N of Terni (111501 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 0.4 2020-04-23
23:15:38
43.4323 12.7372 16 2020-04-23
23:22:06
Sala Sismica INGV-Roma 78515731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-23 23:15:38 ± 0.05
Latitude 43.4323 ± 0.0018
Longitude 12.7372 ± 0.0025
Depth (km) 16 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 78515731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 219
Semi-minor axis of confidence ellipse (meter) 111
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 218
Circular confidence region, given by single value of horizontal uncertainty (meter) 220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.06
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.21134
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 78515731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-23 23:22:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRMO.HHZ. 2020-04-23T23:16:57.56 3.0 undecidable manual Sn -3.82 0
IV.RONT.HHZ. 2020-04-23T23:16:25.99 3.0 undecidable manual Sg 0.14 0
IV.SAMA.EHZ. 2020-04-23T23:16:10.62 3.0 undecidable manual Sn -9.99 0
IV.VCEL.EHZ. 2020-04-23T23:16:09.55 3.0 undecidable manual Sn -0.92 0
IV.VIVA.HHZ. 2020-04-23T23:15:55.65 3.0 positive manual Pg 0.27 0
IV.NARO.HHZ. 2020-04-23T23:15:47.30 0.3 undecidable manual S 328 23.4543 110 0.11 71
IV.VCEL.EHZ. 2020-04-23T23:15:46.14 3.0 undecidable manual P 1.9 0
IV.PIEI.HHZ. 2020-04-23T23:15:46.19 0.6 undecidable manual S 305 19.869 116 -0.13 48
IV.FOSV.EHZ. 2020-04-23T23:15:45.26 0.3 undecidable manual S 173 15.3735 125 -0.01 73
IV.ARVD.HHZ. 2020-04-23T23:15:45.87 0.3 undecidable manual S 66 17.9709 119 0.01 73
IV.FRON.EHE. 2020-04-23T23:15:44.03 0.3 undecidable manual S 354 9.4794 142 -0.09 73
IV.NARO.HHZ. 2020-04-23T23:15:43.43 0.3 undecidable manual P 328 23.4543 110 0.02 73
IV.SSFR.HHE. 2020-04-23T23:15:43.39 0.1 undecidable manual S 83 3.6963 164 -0.01 100
IV.ATSC.EHE. 2020-04-23T23:15:43.50 0.3 undecidable manual S 257 4.1958 162 0.05 74
IV.FOSV.EHZ. 2020-04-23T23:15:42.24 0.1 undecidable manual P 173 15.3735 125 -0.05 97
IV.ARVD.HHZ. 2020-04-23T23:15:42.66 0.6 undecidable manual P 66 17.9709 119 0.01 49
IV.PIEI.HHZ. 2020-04-23T23:15:42.88 0.3 undecidable manual P 305 19.869 116 -0.02 73
IV.ATSC.EHE. 2020-04-23T23:15:41.31 0.1 undecidable manual P 257 4.1958 162 0.07 99
IV.FRON.EHE. 2020-04-23T23:15:41.65 0.3 undecidable manual P 354 9.4794 142 0.01 74
IV.SSFR.HHE. 2020-04-23T23:15:41.21 0.1 undecidable manual P 83 3.6963 164 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHE. ML:0.4 0.000018473135 0.1024 AML other m 2020-04-23T23:15:45.40
IV.FOSV.EHN. ML:0.6 0.00003223476 0.1024 AML other m 2020-04-23T23:15:45.36
IV.PIEI.HHE. ML:0.7 0.000033557354999999995 0.1408 AML other m 2020-04-23T23:15:46.46
IV.PIEI.HHN. ML:0.2 0.000009186115 0.0896 AML other m 2020-04-23T23:15:46.25
IV.NARO.HHE. ML:0.4 0.00001487066 0.0512 AML other m 2020-04-23T23:15:47.44
IV.NARO.HHN. ML:0.2 0.000012243351999999999 0.064 AML other m 2020-04-23T23:15:47.51
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