Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 03-03-2024 and time 02:03:54 (UTC) in region 3 km NW Massa Martana (PG)

A magnitude ML 0.8 earthquake occured in region: 3 km NW Massa Martana (PG), on

  • 03-03-2024 02:03:54 (UTC)
  • 03-03-2024 03:03:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7970, 12.5000 at 8 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Massa Martana PG 3 3770 3770
Giano dell'Umbria PG 8 3846 7616
Todi PG 8 16851 24467
Collazzone PG 12 3473 27940
Acquasparta TR 12 4778 32718
Fratta Todina PG 13 1839 34557
Monte Castello di Vibio PG 13 1567 36124
Gualdo Cattaneo PG 13 6155 42279
Castel Ritaldi PG 14 3278 45557
Montecastrilli TR 16 5022 50579
Montefalco PG 17 5679 56258
Avigliano Umbro TR 17 2558 58816
Bevagna PG 18 5081 63897
Marsciano PG 18 18902 82799

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km SW of Foligno (57155 inhabitants)
29 Km NW of Terni (111501 inhabitants)
36 Km S of Perugia (166134 inhabitants)
53 Km NE of Viterbo (67173 inhabitants)
89 Km NW of L'Aquila (69753 inhabitants)
90 Km SE of Arezzo (99543 inhabitants)
90 Km N of Guidonia Montecelio (88673 inhabitants)
96 Km N of Tivoli (56533 inhabitants)
97 Km NE of Civitavecchia (52991 inhabitants)
100 Km W of Teramo (54892 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 0.8 2024-03-03
02:03:54		 42.797 12.5005 8 2024-03-03
02:12:59		 Sala Sismica INGV-Roma 125667441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-03 02:03:54 ± 0.15
Latitude 42.7970 ± 0.0045
Longitude 12.5005 ± 0.0110
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125667441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 929
Semi-minor axis of confidence ellipse (meter) 476
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 270
Circular confidence region, given by single value of horizontal uncertainty (meter) 930.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 201
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.05126
Epicentral distance of station farthest from the epicenter (degree) 0.59355
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 125667441
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-03 02:12:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2024-03-03T02:04:15.52 0.3 undecidable manual S 60 65.8896 50 0.29 68
IV.FDMO.HHZ. 2024-03-03T02:04:12.53 0.3 undecidable manual S 61 54.6009 50 0.32 69
IV.MURB.HHZ. 2024-03-03T02:04:11.94 0.3 undecidable manual S 2 51.7038 50 0.49 67
IV.NRCA.HHZ. 2024-03-03T02:04:10.99 0.6 undecidable manual S 85 50.1165 50 -0.03 49
IV.CESI.HHZ. 2024-03-03T02:04:08.02 0.3 undecidable manual S 55 40.1265 50 -0.34 70
IV.CSP1.EHZ. 2024-03-03T02:04:06.31 0.3 undecidable manual P 60 65.8896 50 -0.16 70
IV.ASSB.HHZ. 2024-03-03T02:04:05.06 0.3 undecidable manual S 25 30.1476 105 -0.25 73
IV.MURB.HHZ. 2024-03-03T02:04:04.19 0.3 undecidable manual P 2 51.7038 50 -0.1 73
IV.NRCA.HHZ. 2024-03-03T02:04:04.12 0.6 undecidable manual P 85 50.1165 50 0.08 49
IV.FDMO.HHZ. 2024-03-03T02:04:04.48 0.3 undecidable manual P 61 54.6009 50 -0.25 70
IV.CESX.HHZ. 2024-03-03T02:04:02.54 0.3 undecidable manual S 161 22.0668 110 -0.1 76
IV.CESI.HHZ. 2024-03-03T02:04:02.30 0.3 undecidable manual P 55 40.1265 50 -0.2 73
IV.ASSB.HHZ. 2024-03-03T02:04:00.38 0.3 undecidable manual P 25 30.1476 105 -0.36 71
IV.CESX.HHZ. 2024-03-03T02:03:59.14 0.3 undecidable manual P 161 22.0668 110 -0.06 77
IV.MOMA.HHZ. 2024-03-03T02:03:57.91 0.3 undecidable manual S 82 5.6943 144 0.01 80
IT.GNU.HGZ. 2024-03-03T02:03:57.94 0.3 undecidable manual S 82 5.6943 144 0.04 80
IT.GNU.HGZ. 2024-03-03T02:03:56.70 0.3 undecidable manual P 82 5.6943 144 0.23 76
IV.MOMA.HHZ. 2024-03-03T02:03:56.79 0.1 undecidable manual P 82 5.6943 144 0.32 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HHE. ML:0.0 0.0005375552500000001 0.08 AML other m 2024-03-03T02:03:58.04
IV.MOMA.HHN. ML:0.0 0.00037822075 0.12 AML other m 2024-03-03T02:03:59.06
IV.ASSB.HHE. ML:0.8 0.000028725939999999998 0.2592 AML other m 2024-03-03T02:04:05.26
IV.ASSB.HHN. ML:0.7 0.000023930128000000003 0.24 AML other m 2024-03-03T02:04:07.49
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