Earthquake with magnitude of ML 1.5 on date 11-05-2024 and time 05:18:38 (Italy) in region 3 km SE Campagnatico (GR)

A magnitude ML 1.5 earthquake occured in region: 3 km SE Campagnatico (GR), on

  • 11-05-2024 03:18:38 (UTC)
  • 11-05-2024 05:18:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8640, 11.3020 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Campagnatico GR 3 2412 2412
Cinigiano GR 8 2618 5030
Civitella Paganico GR 15 3154 8184
Roccalbegna GR 19 1044 9228
Grosseto GR 19 82087 91315
Arcidosso GR 19 4285 95600
Castel del Piano GR 20 4690 100290
Roccastrada GR 20 9199 109489
Scansano GR 20 4427 113916

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NE of Grosseto (82087 inhabitants)
51 Km S of Siena (53903 inhabitants)
82 Km SW of Arezzo (99543 inhabitants)
82 Km NW of Viterbo (67173 inhabitants)
93 Km W of Perugia (166134 inhabitants)
95 Km NW of Civitavecchia (52991 inhabitants)
100 Km S of Scandicci (50609 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 1.5 2024-05-11
03:18:38
42.864 11.3015 11 2024-05-11
03:26:12
Sala Sismica INGV-Roma 127592931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-05-11 03:18:38 ± 0.14
Latitude 42.8640 ± 0.0090
Longitude 11.3015 ± 0.0074
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 127592931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1130
Semi-minor axis of confidence ellipse (meter) 390
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 209
Circular confidence region, given by single value of horizontal uncertainty (meter) 1130.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60884
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 127592931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-11 03:26:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
RF.GEPF.HHZ. 2024-05-11T03:20:27.96 3.0 undecidable manual Sg 7.86 0
IV.MSRU.HHZ. 2024-05-11T03:20:19.01 3.0 undecidable manual Pg 14.64 0
MN.TRI.HHZ. 2024-05-11T03:20:13.35 3.0 undecidable manual Sn 0.55 0
7C.SPAOL.HNZ. 2024-05-11T03:20:12.86 3.0 negative manual Pn 2.39 0
IV.QLNO.HHZ. 2024-05-11T03:20:02.61 3.0 undecidable manual Sg 7.63 0
ST.PANI.EHZ. 2024-05-11T03:19:25.43 3.0 negative manual Pn -3.88 0
IV.CESI.HHZ. 2024-05-11T03:19:21.42 3.0 undecidable manual S 0.08 0
IV.MSSA.HHZ. 2024-05-11T03:19:12.90 3.0 positive manual Pn 0.32 0
IV.GUMA.HHZ. 2024-05-11T03:19:04.89 3.0 negative manual P -2.27 0
IV.CSNT.HHZ. 2024-05-11T03:18:58.98 0.3 undecidable manual S 359 67.5768 50 -0.41 65
IV.TRIF.CHZ. 2024-05-11T03:18:52.32 0.3 undecidable manual S 311 42.7239 50 -0.42 67
IV.CSNT.HHZ. 2024-05-11T03:18:51.32 1.0 undecidable manual P 359 67.5768 50 0.6 19
IV.MCIV.CHZ. 2024-05-11T03:18:50.06 0.3 undecidable manual S 107 31.9458 50 0.18 71
IV.CASP.HHZ. 2024-05-11T03:18:50.67 0.1 undecidable manual S 257 36.4413 50 -0.4 89
TV.SF11.HHZ. 2024-05-11T03:18:48.85 0.6 undecidable manual S 89 30.6471 50 -0.69 42
IV.SACS.HHZ. 2024-05-11T03:18:48.53 1.0 undecidable manual P 92 49.5171 50 0.6 21
IV.RIBO.EHZ.01 2024-05-11T03:18:47.33 0.6 undecidable manual S 295 22.755 50 -0.1 49
IV.TRIF.CHZ. 2024-05-11T03:18:47.62 0.1 undecidable manual P 311 42.7239 50 0.73 78
IV.CASP.HHZ. 2024-05-11T03:18:46.28 0.6 negative manual P 257 36.4413 50 0.36 46
TV.SF11.HHZ. 2024-05-11T03:18:45.25 0.6 undecidable manual P 89 30.6471 50 0.21 47
IV.MCIV.CHZ. 2024-05-11T03:18:45.36 0.1 undecidable manual P 107 31.9458 50 0.13 96
IV.ARCI.HHZ. 2024-05-11T03:18:44.69 0.6 undecidable manual S 95 14.1747 128 -0.44 47
IV.RIBO.EHZ.01 2024-05-11T03:18:43.93 0.6 negative manual P 295 22.755 50 0.11 49
IV.ARCI.HHZ. 2024-05-11T03:18:42.40 0.1 negative manual P 95 14.1747 128 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARCI.HHN. ML:1.8 0.000655 0.16 AML other m 2024-05-11T03:18:44.85
IV.ARCI.HNN. ML:1.8 0.0006314999999999999 0.18 AML other m 2024-05-11T03:18:44.86
IV.ARCI.HHE. ML:1.7 0.0004985 0.22 AML other m 2024-05-11T03:18:45.36
IV.ARCI.HNE. ML:1.7 0.000459 0.2 AML other m 2024-05-11T03:18:45.36
IV.RIBO.EHE.01 ML:1.9 0.0005155000000000001 1.58 AML other m 2024-05-11T03:18:48.84
IV.RIBO.EHN.01 ML:1.6 0.00024249999999999999 0.24 AML other m 2024-05-11T03:18:48.84
TV.SF11.HHN. ML:1.4 0.000132 1.5 AML other m 2024-05-11T03:18:49.23
TV.SF11.HHE. ML:1.3 0.00009535 0.34 AML other m 2024-05-11T03:18:50.41
IV.MCIV.CHE. ML:1.1 0.00005575 0.22 AML other m 2024-05-11T03:18:51.27
IV.MCIV.CHN. ML:1.1 0.000058899999999999995 0.52 AML other m 2024-05-11T03:18:51.29
IV.TRIF.CHN. ML:1.4 0.0000814 0.66 AML other m 2024-05-11T03:18:52.87
IV.CASP.HHN. ML:0.9 0.000029049999999999998 0.48 AML other m 2024-05-11T03:18:52.60
IV.TRIF.CHE. ML:1.4 0.00007620000000000001 1.34 AML other m 2024-05-11T03:18:54.71
IV.CASP.HHE. ML:0.9 0.000027799999999999998 0.98 AML other m 2024-05-11T03:18:58.72
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