Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 17-07-2024 and time 02:41:36 (Italy) in region 1 km S Cascia (PG)

A magnitude ML 1.0 earthquake occured in region: 1 km S Cascia (PG), on

  • 17-07-2024 00:41:36 (UTC)
  • 17-07-2024 02:41:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7080, 13.0160 at 11 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
Cascia PG 1 3217 3217
Poggiodomo PG 7 117 3334
Monteleone di Spoleto PG 8 599 3933
Norcia PG 12 4957 8890
Vallo di Nera PG 14 364 9254
Cerreto di Spoleto PG 15 1075 10329
Sant'Anatolia di Narco PG 15 564 10893
Scheggino PG 15 461 11354
Cittareale RI 16 482 11836
Leonessa RI 17 2435 14271
Accumoli RI 19 667 14938
Preci PG 19 724 15662
Polino TR 20 233 15895

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Terni (111501 inhabitants)
38 Km SE of Foligno (57155 inhabitants)
51 Km NW of L'Aquila (69753 inhabitants)
57 Km W of Teramo (54892 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
81 Km E of Viterbo (67173 inhabitants)
82 Km N of Guidonia Montecelio (88673 inhabitants)
85 Km N of Tivoli (56533 inhabitants)
95 Km W of Montesilvano (53738 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 1.0 2024-07-17
00:41:36		 42.7077 13.0157 11 2024-07-17
00:47:58		 Sala Sismica INGV-Roma 129940541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-07-17 00:41:36 ± 0.06
Latitude 42.7077 ± 0.0009
Longitude 13.0157 ± 0.0024
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 129940541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 171
Semi-minor axis of confidence ellipse (meter) 135
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 317
Circular confidence region, given by single value of horizontal uncertainty (meter) 170.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.55038
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 129940541
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-07-17 00:47:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2024-07-17T00:41:55.72 0.6 undecidable manual S 330 61.0944 50 0.78 38
IV.TERO.HHZ. 2024-07-17T00:41:51.66 0.3 undecidable manual S 101 48.9177 50 -0.01 73
IV.ASSB.HHZ. 2024-07-17T00:41:51.13 0.3 undecidable manual S 322 47.1195 50 -0.07 72
IV.MML1.EHZ. 2024-07-17T00:41:50.86 0.6 undecidable manual S 355 45.1215 50 0.19 47
IV.CSP1.EHZ. 2024-07-17T00:41:50.97 0.6 undecidable manual S 20 45.3213 50 0.26 46
IV.FDMO.HHZ. 2024-07-17T00:41:48.48 0.6 undecidable manual S 9 36.9297 50 0 50
IV.ATCC.EHZ. 2024-07-17T00:41:47.00 0.6 undecidable manual P 330 61.0944 50 0 47
IV.CESI.HHZ. 2024-07-17T00:41:47.74 0.6 undecidable manual S 345 34.2435 50 -0.01 50
IV.RM33.EHZ. 2024-07-17T00:41:46.00 0.6 undecidable manual S 144 27.3504 50 0.08 49
IV.MMO1.EHZ. 2024-07-17T00:41:46.81 0.6 undecidable manual S 50 33.0447 50 -0.64 43
IV.SMA1.EHZ. 2024-07-17T00:41:46.37 0.6 undecidable manual S 108 27.4503 50 0.43 46
IV.SRES.HHZ. 2024-07-17T00:41:46.45 3.0 positive manual P -1.49 0
IV.CSP1.EHZ. 2024-07-17T00:41:44.77 1.0 positive manual P 20 45.3213 50 0.21 23
IV.TERO.HHZ. 2024-07-17T00:41:44.98 1.0 undecidable manual P 101 48.9177 50 -0.13 24
IV.MML1.EHZ. 2024-07-17T00:41:44.58 0.6 undecidable manual P 355 45.1215 50 0.04 48
IV.ARRO.EHZ. 2024-07-17T00:41:44.67 0.3 undecidable manual S 235 24.8529 50 -0.59 67
IV.ASSB.HHZ. 2024-07-17T00:41:44.68 0.3 undecidable manual P 322 47.1195 50 -0.16 71
IV.FDMO.HHZ. 2024-07-17T00:41:43.21 1.0 positive manual P 9 36.9297 50 -0.06 25
IV.MMO1.EHZ. 2024-07-17T00:41:42.29 0.1 undecidable manual P 50 33.0447 50 -0.38 93
IV.NRCA.HHZ. 2024-07-17T00:41:42.59 0.6 undecidable manual S 30 16.0728 50 -0.33 48
IV.SMA1.EHZ. 2024-07-17T00:41:42.05 1.0 positive manual P 108 27.4503 50 0.24 24
IV.CESI.HHZ. 2024-07-17T00:41:42.84 0.6 negative manual P 345 34.2435 50 -0.01 50
IV.GAVE.EHZ. 2024-07-17T00:41:41.28 0.6 undecidable manual S 260 10.0788 138 -0.05 51
IV.ARRO.EHZ. 2024-07-17T00:41:41.49 0.6 undecidable manual P 235 24.8529 50 0.08 50
IV.LNSS.HHZ. 2024-07-17T00:41:41.86 0.6 undecidable manual S 170 11.7771 133 0.1 51
IV.RM33.EHZ. 2024-07-17T00:41:41.82 0.6 positive manual P 144 27.3504 50 0.03 50
IV.NRCA.HHZ. 2024-07-17T00:41:40.07 1.0 negative manual P 30 16.0728 50 0.01 26
IV.GAVE.EHZ. 2024-07-17T00:41:39.33 0.1 negative manual P 260 10.0788 138 0.19 100
IV.LNSS.HHZ. 2024-07-17T00:41:39.50 1.0 undecidable manual P 170 11.7771 133 0.11 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.4 0.00029 0.42 AML other m 2024-07-17T00:41:41.41
IV.LNSS.HHE. ML:1.6 0.000393 0.14 AML other m 2024-07-17T00:41:42.02
IV.GAVE.EHN. ML:1.4 0.00027 0.14 AML other m 2024-07-17T00:41:42.21
IV.LNSS.HHN. ML:1.6 0.00040249999999999997 0.18 AML other m 2024-07-17T00:41:42.16
IV.NRCA.HHE. ML:1.1 0.000121 0.14 AML other m 2024-07-17T00:41:42.82
IV.NRCA.HHN. ML:0.9 0.0000636 0.62 AML other m 2024-07-17T00:41:42.93
IV.RM33.EHN. ML:0.8 0.00003335 1.02 AML other m 2024-07-17T00:41:46.28
IV.SMA1.EHE. ML:1.1 0.0000625 0.26 AML other m 2024-07-17T00:41:47.25
IV.RM33.EHE. ML:0.9 0.000038599999999999996 0.58 AML other m 2024-07-17T00:41:47.41
IV.SMA1.EHN. ML:0.8 0.00003575 1.02 AML other m 2024-07-17T00:41:47.29
IV.CESI.HHE. ML:0.8 0.000025 0.36 AML other m 2024-07-17T00:41:48.77
IV.FDMO.HHE. ML:1.1 0.00004585 0.2 AML other m 2024-07-17T00:41:48.74
IV.FDMO.HHN. ML:1.0 0.00004035 1.28 AML other m 2024-07-17T00:41:49.06
IV.CESI.HHN. ML:0.9 0.00003535 1.84 AML other m 2024-07-17T00:41:49.93
IV.MML1.EHE. ML:0.9 0.00002695 0.2 AML other m 2024-07-17T00:41:51.38
IV.MML1.EHN. ML:0.8 0.000020850000000000002 0.16 AML other m 2024-07-17T00:41:51.51
IV.ASSB.HHE. ML:0.7 0.000016899999999999997 0.78 AML other m 2024-07-17T00:41:52.65
IV.TERO.HHN. ML:0.8 0.000014200000000000001 0.28 AML other m 2024-07-17T00:41:52.51
IV.TERO.HHE. ML:0.8 0.00001405 1.38 AML other m 2024-07-17T00:41:52.21
IV.ASSB.HHN. ML:0.9 0.0000189 0.72 AML other m 2024-07-17T00:41:53.56
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