Earthquake with magnitude of ML 0.9 on date 05-08-2024 and time 23:50:21 (UTC) in region 5 km NE Gaggio Montano (BO)

A magnitude ML 0.9 earthquake occured in region: 5 km NE Gaggio Montano (BO), on

  • 05-08-2024 23:50:21 (UTC)
  • 06-08-2024 01:50:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2270, 10.9830 at 21 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
Gaggio Montano BO 5 4878 4878
Montese MO 6 3353 8231
Castel d'Aiano BO 6 1906 10137
Alto Reno Terme BO 8 6960 17097
Castel di Casio BO 8 3448 20545
Lizzano in Belvedere BO 10 2212 22757
Camugnano BO 11 1885 24642
Vergato BO 12 7639 32281
Zocca MO 13 4719 37000
Sambuca Pistoiese PT 14 1626 38626
Grizzana Morandi BO 14 3916 42542
Fanano MO 15 2989 45531
Castiglione dei Pepoli BO 17 5648 51179
Sestola MO 17 2508 53687
Pavullo nel Frignano MO 17 17383 71070

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km N of Pistoia (90315 inhabitants)
40 Km N of Prato (191150 inhabitants)
41 Km SW of Bologna (386663 inhabitants)
47 Km S of Modena (184973 inhabitants)
54 Km NW of Scandicci (50609 inhabitants)
55 Km NW of Firenze (382808 inhabitants)
57 Km NE of Lucca (89046 inhabitants)
59 Km SE of Reggio nell'Emilia (171345 inhabitants)
60 Km W of Imola (69797 inhabitants)
62 Km S of Carpi (70699 inhabitants)
70 Km E of Massa (69479 inhabitants)
71 Km NE of Viareggio (62467 inhabitants)
72 Km W of Faenza (58541 inhabitants)
73 Km E of Carrara (63133 inhabitants)
73 Km NE of Pisa (89158 inhabitants)
82 Km SE of Parma (192836 inhabitants)
84 Km W of Forlì (117913 inhabitants)
85 Km SW of Ferrara (133155 inhabitants)
92 Km NE of Livorno (159219 inhabitants)
93 Km E of La Spezia (93959 inhabitants)
99 Km W of Ravenna (159116 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 0.9 2024-08-05
23:50:21
44.2268 10.9833 21 2024-08-06
00:09:10
Sala Sismica INGV-Roma 130444481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-08-05 23:50:21 ± 0.18
Latitude 44.2268 ± 0.0081
Longitude 10.9833 ± 0.0088
Depth (km) 21 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130444481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 850
Semi-minor axis of confidence ellipse (meter) 430
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 357
Circular confidence region, given by single value of horizontal uncertainty (meter) 850.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43347
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 130444481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-08-06 00:09:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VISG.HHN. 2024-08-05T23:50:34.51 0.3 undecidable manual S 97 36.1416 111 0.52 85
IV.BDI.HHZ. 2024-08-05T23:50:34.17 0.3 undecidable manual S 240 35.8419 111 0.25 95
IV.MPPT.EHZ. 2024-08-05T23:50:32.77 0.3 undecidable manual S 164 31.0467 115 0.02 99
IV.PSL.EHZ. 2024-08-05T23:50:31.25 0.3 undecidable manual S 190 24.5532 122 0.02 100
GU.POPM.HHZ. 2024-08-05T23:50:31.74 0.3 undecidable manual S 222 27.0507 119 -0.06 97
GU.SARM.EHN. 2024-08-05T23:50:30.31 0.3 undecidable manual P 264 46.62 105 0.1 95
MN.VLC.HNE. 2024-08-05T23:50:30.66 0.3 undecidable manual P 261 48.1185 105 0.22 93
IV.ZCCA.HHZ. 2024-08-05T23:50:29.32 0.3 undecidable manual S 358 13.7751 141 0.26 97
IV.VISG.HHN. 2024-08-05T23:50:28.56 0.3 undecidable manual P 97 36.1416 111 -0.11 97
IV.BDI.HHZ. 2024-08-05T23:50:28.51 0.3 undecidable manual P 240 35.8419 111 -0.13 95
GU.GSCL.HHZ. 2024-08-05T23:50:28.34 3.0 positive manual P 0.15 0
GU.POPM.HHZ. 2024-08-05T23:50:27.31 0.3 undecidable manual P 222 27.0507 119 -0.1 97
IV.MPPT.EHZ. 2024-08-05T23:50:27.79 0.3 undecidable manual P 164 31.0467 115 -0.17 96
IV.PSL.EHZ. 2024-08-05T23:50:26.98 0.3 undecidable manual P 190 24.5532 122 -0.1 98
IV.ZCCA.HHZ. 2024-08-05T23:50:25.16 0.3 undecidable manual P 358 13.7751 141 -0.67 86
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ZCCA.HHE. ML:1.2 0.0001141534 0.38 AML other m 2024-08-05T23:50:30.01
IV.ZCCA.HHN. ML:1.2 0.000106205225 0.48 AML other m 2024-08-05T23:50:30.48
GU.POPM.HHN. ML:1.2 0.000075421565 0.14 AML other m 2024-08-05T23:50:32.10
IV.MPPT.EHN. ML:0.6 0.000015227065 0.42 AML other m 2024-08-05T23:50:33.28
IV.MPPT.EHE. ML:0.4 0.000009501000000000001 0.22 AML other m 2024-08-05T23:50:34.91
GU.GSCL.HHN. ML:0.6 0.000015344955 0.74 AML other m 2024-08-05T23:50:38.21
GU.GSCL.HHE. ML:0.4 0.000009855044 0.22 AML other m 2024-08-05T23:50:34.39
IV.BDI.HHE. ML:0.9 0.000029304419999999998 0.14 AML other m 2024-08-05T23:50:34.54
IV.BDI.HHN. ML:0.9 0.000030204765 0.26 AML other m 2024-08-05T23:50:35.30
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