Earthquake with magnitude of ML 0.6 on date 23-03-2024 and time 22:04:13 (Italy) in region 4 km NW Assisi (PG)

A magnitude ML 0.6 earthquake occured in region: 4 km NW Assisi (PG), on

  • 23-03-2024 21:04:13 (UTC)
  • 23-03-2024 22:04:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0940, 12.5810 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
Bastia Umbra PG 4 21874 21874
Assisi PG 4 28299 50173
Valfabbrica PG 8 3389 53562
Cannara PG 11 4305 57867
Bettona PG 12 4367 62234
Spello PG 13 8645 70879
Torgiano PG 14 6725 77604
Valtopina PG 15 1398 79002
Perugia PG 16 166134 245136
Nocera Umbra PG 17 5839 250975
Bevagna PG 18 5081 256056
Deruta PG 18 9669 265725
Foligno PG 18 57155 322880

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of Perugia (166134 inhabitants)
18 Km NW of Foligno (57155 inhabitants)
59 Km N of Terni (111501 inhabitants)
70 Km SE of Arezzo (99543 inhabitants)
85 Km NE of Viterbo (67173 inhabitants)
91 Km SW of Fano (60888 inhabitants)
95 Km S of Pesaro (94582 inhabitants)
96 Km SW of Ancona (100861 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 0.6 2024-03-23
21:04:13
43.0935 12.581 10 2024-03-23
21:20:22
Sala Sismica INGV-Roma 126098801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-23 21:04:13 ± 0.09
Latitude 43.0935 ± 0.0054
Longitude 12.5810 ± 0.0074
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126098801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 758
Semi-minor axis of confidence ellipse (meter) 229
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 199
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33275
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 126098801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-23 21:20:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RORO.HHZ. 2024-03-23T21:05:50.36 3.0 undecidable manual Sg 17.299999 0
IV.SCIAC.HHZ. 2024-03-23T21:05:49.06 3.0 negative manual Pg 18.33 0
IV.VITU.HHZ. 2024-03-23T21:05:19.27 3.0 undecidable manual Sn -0.21 0
IV.PTRP.HHZ. 2024-03-23T21:05:15.88 3.0 negative manual Pg 12.27 0
IV.AGLI.HHZ. 2024-03-23T21:05:01.05 3.0 undecidable manual Pn 5.26 0
ST.OZOL.EHZ. 2024-03-23T21:04:58.24 3.0 positive manual Pg 4.91 0
IV.GIUL.HHZ. 2024-03-23T21:04:41.79 3.0 negative manual Pg 5.49 0
IV.TB03.DHZ.15 2024-03-23T21:04:26.16 0.6 undecidable manual S 338 36.8298 50 0.08 48
IV.TSM3.DHZ. 2024-03-23T21:04:26.05 0.1 undecidable manual S 331 36.9297 50 -0.05 96
IV.MML1.EHN. 2024-03-23T21:04:24.58 0.6 undecidable manual S 86 31.746 50 -0.13 48
IV.CESI.HNN. 2024-03-23T21:04:23.91 0.6 undecidable manual S 110 28.0497 50 0.18 48
IV.FOSV.HNZ. 2024-03-23T21:04:23.41 0.6 undecidable manual S 33 26.6511 50 0.04 49
IV.MURB.HNZ. 2024-03-23T21:04:21.43 0.6 undecidable manual S 346 19.3695 118 0.28 47
IV.TB03.DHZ.15 2024-03-23T21:04:21.05 0.6 undecidable manual P 338 36.8298 50 0.26 46
IV.TSM3.DHZ. 2024-03-23T21:04:20.77 0.1 undecidable manual P 331 36.9297 50 -0.03 97
IV.TSM1.DHZ. 2024-03-23T21:04:19.17 0.1 undecidable manual P 3 27.9498 50 -0.25 94
IV.FOSV.HNZ. 2024-03-23T21:04:19.09 0.1 undecidable manual P 33 26.6511 50 -0.13 97
IV.MML1.EHN. 2024-03-23T21:04:19.90 0.1 undecidable manual P 86 31.746 50 -0.1 96
IV.CESI.HNN. 2024-03-23T21:04:19.79 0.1 undecidable manual P 110 28.0497 50 0.36 92
IV.ATCC.EHZ. 2024-03-23T21:04:18.93 0.6 undecidable manual S 25 11.2776 132 0.12 50
IV.ASSB.HHZ. 2024-03-23T21:04:17.84 0.6 undecidable manual S 132 8.4804 140 -0.3 48
IV.MURB.HNZ. 2024-03-23T21:04:17.92 0.1 undecidable manual P 346 19.3695 118 -0.02 100
IV.CRE.HHZ. 2024-03-23T21:04:16.76 3.0 undecidable manual P -0.03 0
IV.ATCC.EHZ. 2024-03-23T21:04:16.59 1.0 undecidable manual P 25 11.2776 132 0 25
IV.ASSB.HHZ. 2024-03-23T21:04:16.24 0.3 undecidable manual P 132 8.4804 140 0.03 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:0.7 0.000063335475 0.06 AML other m 2024-03-23T21:04:18.34
IV.ASSB.HHN. ML:0.9 0.00010154657999999999 0.06 AML other m 2024-03-23T21:04:17.94
IV.ATCC.EHE. ML:0.4 0.0000305345 0.26 AML other m 2024-03-23T21:04:19.44
IV.ATCC.EHN. ML:0.5 0.000034715055 0.38 AML other m 2024-03-23T21:04:19.27
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