Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 17-08-2024 and time 06:06:24 (UTC) in region 3 km E Norcia (PG)

A magnitude ML 0.8 earthquake occured in region: 3 km E Norcia (PG), on

  • 17-08-2024 06:06:24 (UTC)
  • 17-08-2024 08:06:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7940, 13.1270 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.

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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 3 4957 4957
Castelsantangelo sul Nera MC 12 281 5238
Preci PG 12 724 5962
Cascia PG 13 3217 9179
Arquata del Tronto AP 14 1178 10357
Accumoli RI 15 667 11024
Visso MC 16 1107 12131
Ussita MC 17 444 12575
Cerreto di Spoleto PG 17 1075 13650
Montegallo AP 18 523 14173
Poggiodomo PG 18 117 14290
Sellano PG 19 1079 15369
Cittareale RI 20 482 15851

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
50 Km W of Teramo (54892 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
69 Km SE of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km N of Tivoli (56533 inhabitants)
96 Km W of Pescara (121014 inhabitants)
97 Km SW of Ancona (100861 inhabitants)
98 Km NW of Chieti (51815 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 2024-08-17
06:06:24		 42.7943 13.1272 11 2024-08-17
06:18:12		 Sala Sismica INGV-Roma 130753381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-08-17 06:06:24 ± 0.04
Latitude 42.7943 ± 0.0018
Longitude 13.1272 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130753381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 448
Semi-minor axis of confidence ellipse (meter) 204
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 89
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39031
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 11
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 130753381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-08-17 06:18:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TDS.HHZ. 2024-08-17T06:08:10.44 3.0 undecidable manual Sn 1.09 0
IV.HPAC.HHZ. 2024-08-17T06:08:07.18 3.0 undecidable manual Pg 12.89 0
GE.MATE.HHZ. 2024-08-17T06:07:56.43 3.0 undecidable manual Sn -0.14 0
IV.SCIAR.HHZ. 2024-08-17T06:07:50.67 3.0 positive manual Pg 15.42 0
IV.BRICA.EHZ. 2024-08-17T06:07:43.16 3.0 negative manual Pg 11.11 0
GU.POPM.HHZ. 2024-08-17T06:07:34.40 3.0 undecidable manual Sg 11.09 0
GU.CANO.HHZ. 2024-08-17T06:07:24.39 3.0 positive manual Pn 4.05 0
IT.LRNO.HNZ. 2024-08-17T06:06:56.91 3.0 undecidable manual Pg 5.48 0
IV.VAGA.HHZ. 2024-08-17T06:06:51.35 3.0 undecidable manual Pn 0.74 0
IV.CERT.HHZ. 2024-08-17T06:06:39.31 3.0 positive manual P -0.66 0
IV.RM33.EHZ. 2024-08-17T06:06:35.22 0.3 undecidable manual S 167 32.4453 50 -0.06 71
IV.CSP1.EHZ. 2024-08-17T06:06:35.59 0.3 undecidable manual S 11 33.6441 50 0 72
IV.FDMO.HHZ. 2024-08-17T06:06:33.70 0.3 undecidable manual S 353 27.0507 50 -0.15 71
IV.TERO.HHZ. 2024-08-17T06:06:32.18 0.3 undecidable manual P 116 43.3233 50 -0.02 71
IV.LNSS.HHZ. 2024-08-17T06:06:32.60 0.3 undecidable manual S 198 22.3554 50 0 74
IV.SMA1.EHZ. 2024-08-17T06:06:32.94 0.6 undecidable manual S 137 24.8529 50 -0.32 46
IV.CSP1.EHZ. 2024-08-17T06:06:30.73 0.1 undecidable manual P 11 33.6441 50 0.02 96
IV.CESI.HNZ. 2024-08-17T06:06:30.13 0.1 undecidable manual P 322 29.5482 50 0.05 96
IV.MC2.EHZ. 2024-08-17T06:06:30.29 0.3 undecidable manual S 21 13.9749 127 0.19 72
7F.SIB1.HNZ. 2024-08-17T06:06:30.58 0.3 undecidable manual S 46 16.0728 123 -0.13 72
IV.RM33.EHZ. 2024-08-17T06:06:30.57 0.1 undecidable manual P 167 32.4453 50 0.04 96
IV.LNSS.HHZ. 2024-08-17T06:06:29.04 0.1 undecidable manual P 198 22.3554 50 0.06 97
IV.SMA1.EHZ. 2024-08-17T06:06:29.58 0.3 undecidable manual P 137 24.8529 50 0.22 70
IV.FDMO.HHZ. 2024-08-17T06:06:29.64 0.1 undecidable manual P 353 27.0507 50 -0.06 96
IV.NRCA.HNZ. 2024-08-17T06:06:27.62 0.3 undecidable manual S 347 4.4955 157 -0.39 70
IV.MC2.EHZ. 2024-08-17T06:06:27.73 0.1 undecidable manual P 21 13.9749 127 0.19 96
7F.SIB1.HNZ. 2024-08-17T06:06:27.93 0.1 undecidable manual P 46 16.0728 123 0.04 99
IV.NRCA.HNZ. 2024-08-17T06:06:26.39 0.1 undecidable manual P 347 4.4955 157 0.06 100
ZO.PDN11.EHZ. 2024-08-17T06:06:26.17 0.3 undecidable manual P 206 1.2987 173 0.01 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.2 0.000105 0.36 AML other m 2024-08-17T06:06:33.03
IV.LNSS.HHN. ML:1.3 0.0001315 1.76 AML other m 2024-08-17T06:06:33.08
IV.SMA1.EHN. ML:0.8 0.0000367 1.04 AML other m 2024-08-17T06:06:34.02
IV.FDMO.HHN. ML:0.7 0.000025149999999999998 0.78 AML other m 2024-08-17T06:06:34.45
IV.FDMO.HHE. ML:0.4 0.000017 1.1 AML other m 2024-08-17T06:06:34.07
IV.SMA1.EHE. ML:0.8 0.00003795 0.44 AML other m 2024-08-17T06:06:35.54
IV.TERO.HHN. ML:0.8 0.00001875 1.34 AML other m 2024-08-17T06:06:38.32
IV.TERO.HHE. ML:0.8 0.0000189 0.44 AML other m 2024-08-17T06:06:39.47
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