Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 02-03-2024 and time 09:44:59 (Italy) in region 6 km E Norcia (PG)

A magnitude ML 1.2 earthquake occured in region: 6 km E Norcia (PG), on

  • 02-03-2024 08:44:59 (UTC)
  • 02-03-2024 09:44:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8000, 13.1620 at 9 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Norcia PG 6 4957 4957
Castelsantangelo sul Nera MC 11 281 5238
Arquata del Tronto AP 11 1178 6416
Preci PG 13 724 7140
Accumoli RI 14 667 7807
Montegallo AP 15 523 8330
Cascia PG 15 3217 11547
Visso MC 16 1107 12654
Ussita MC 16 444 13098
Montemonaco AP 18 604 13702

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
47 Km W of Teramo (54892 inhabitants)
50 Km NE of Terni (111501 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
94 Km W of Pescara (121014 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km NW of Chieti (51815 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
98 Km NE of Tivoli (56533 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 1.2 2024-03-02
08:44:59		 42.8005 13.1625 9 2024-03-02
08:51:23		 Sala Sismica INGV-Roma 125655171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-02 08:44:59 ± 0.06
Latitude 42.8005 ± 0.0036
Longitude 13.1625 ± 0.0049
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125655171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 383
Semi-minor axis of confidence ellipse (meter) 172
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 107
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
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) 0.04856
Epicentral distance of station farthest from the epicenter (degree) 0.44067
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 125655171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-02 08:51:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GAVE.EHZ. 2024-03-02T08:45:09.08 0.3 undecidable manual S 241 24.9528 110 0.34 69
IV.FDMO.HHZ. 2024-03-02T08:45:09.82 0.3 undecidable manual S 347 26.8509 108 0.44 67
IV.SMA1.EHZ. 2024-03-02T08:45:08.70 0.3 undecidable manual S 143 23.5542 111 0.41 68
IV.ASSB.HHZ. 2024-03-02T08:45:08.77 0.1 undecidable manual P 303 48.9177 50 -0.01 95
IV.TERO.HHZ. 2024-03-02T08:45:07.24 0.1 undecidable manual P 119 41.0256 50 -0.31 90
IV.MML1.EHZ. 2024-03-02T08:45:07.10 0.3 undecidable manual P 336 38.0286 50 0.01 72
IV.CSP1.EHZ. 2024-03-02T08:45:06.20 0.1 undecidable manual P 6 32.5452 50 -0.04 97
IV.CESI.HHZ. 2024-03-02T08:45:06.00 0.1 undecidable manual P 317 30.8469 106 0.01 98
IV.MMO1.EHZ. 2024-03-02T08:45:06.48 0.1 undecidable manual S 51 17.2716 117 0.18 97
IV.MF5.EHZ. 2024-03-02T08:45:06.40 0.3 undecidable manual P 49 31.8459 50 0.26 70
IV.RM33.EHZ. 2024-03-02T08:45:05.97 0.1 undecidable manual P 173 32.6451 50 -0.29 92
IV.FDMO.HHZ. 2024-03-02T08:45:05.13 0.1 undecidable manual P 347 26.8509 108 -0.09 97
7F.SIB3.EHN. 2024-03-02T08:45:04.43 0.3 undecidable manual S 47 12.0768 127 -0.32 71
IV.GAVE.EHZ. 2024-03-02T08:45:04.96 0.1 undecidable manual P 241 24.9528 110 0.1 97
IV.SMA1.EHZ. 2024-03-02T08:45:04.64 0.1 undecidable manual P 143 23.5542 111 0.05 98
IV.LNSS.HHZ. 2024-03-02T08:45:04.64 0.1 undecidable manual P 204 24.0537 110 -0.05 98
IV.MMO1.EHZ. 2024-03-02T08:45:03.47 0.3 undecidable manual P 51 17.2716 117 0.02 75
7F.SIB2.EHN. 2024-03-02T08:45:03.04 0.3 undecidable manual P 49 15.2736 120 -0.05 75
IV.NRCA.HHZ. 2024-03-02T08:45:02.70 0.1 undecidable manual S 313 5.3946 149 -0.48 93
7F.SIB1.EHZ. 2024-03-02T08:45:02.86 0.1 undecidable manual P 40 13.5753 123 0.05 100
IV.MC2.EHE. 2024-03-02T08:45:02.90 0.1 undecidable manual P 10 12.4764 126 0.27 96
7F.SIB3.EHN. 2024-03-02T08:45:02.45 0.3 undecidable manual P 47 12.0768 127 -0.1 74
IV.NRCA.HHZ. 2024-03-02T08:45:01.51 0.1 negative manual P 313 5.3946 149 -0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.8 0.0012549999999999998 1.9 AML other m 2024-03-02T08:45:03.99
IV.NRCA.HNN. ML:1.8 0.00113 1.88 AML other m 2024-03-02T08:45:03.99
IV.NRCA.HHE. ML:1.9 0.001565 0.1 AML other m 2024-03-02T08:45:03.47
IV.NRCA.HNE. ML:1.9 0.00147 0.1 AML other m 2024-03-02T08:45:03.48
IV.LNSS.HHN. ML:1.2 0.0001003 0.16 AML other m 2024-03-02T08:45:08.85
IV.LNSS.HHE. ML:1.2 0.0000898 0.86 AML other m 2024-03-02T08:45:09.06
IV.GAVE.EHE. ML:1.4 0.000134 1.84 AML other m 2024-03-02T08:45:10.04
IV.GAVE.EHN. ML:1.2 0.00010389999999999999 0.54 AML other m 2024-03-02T08:45:10.33
IV.SMA1.EHE. ML:1.2 0.00009165 0.38 AML other m 2024-03-02T08:45:11.02
IV.CESI.HHE. ML:1.0 0.00004905 0.2 AML other m 2024-03-02T08:45:11.37
IV.FDMO.HHE. ML:1.0 0.000056149999999999996 0.56 AML other m 2024-03-02T08:45:11.52
IV.FDMO.HHN. ML:0.9 0.00004675 0.88 AML other m 2024-03-02T08:45:12.20
IV.SMA1.EHN. ML:1.2 0.00009705 1.52 AML other m 2024-03-02T08:45:13.90
IV.CESI.HHN. ML:1.2 0.00006975 0.4 AML other m 2024-03-02T08:45:14.15
IV.ASSB.HHN. ML:1.0 0.000031049999999999996 0.42 AML other m 2024-03-02T08:45:16.43
IV.TERO.HHE. ML:1.0 0.00002785 1.28 AML other m 2024-03-02T08:45:16.15
IV.ASSB.HHE. ML:1.2 0.00003765 0.6 AML other m 2024-03-02T08:45:16.81
IV.TERO.HHN. ML:1.0 0.0000293 0.54 AML other m 2024-03-02T08:45:18.38
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