Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 17-07-2024 and time 01:08:36 (Italy) in region 3 km W Gaggio Montano (BO)

A magnitude ML 0.9 earthquake occured in region: 3 km W Gaggio Montano (BO), on

  • 16-07-2024 23:08:36 (UTC)
  • 17-07-2024 01:08:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2020, 10.8960 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
Gaggio Montano BO 3 4878 4878
Lizzano in Belvedere BO 4 2212 7090
Fanano MO 8 2989 10079
Montese MO 8 3353 13432
Alto Reno Terme BO 8 6960 20392
Sestola MO 10 2508 22900
Castel di Casio BO 12 3448 26348
Castel d'Aiano BO 12 1906 28254
Sambuca Pistoiese PT 14 1626 29880
Montecreto MO 15 940 30820
Cutigliano PT 16 1488 32308
Camugnano BO 16 1885 34193
Pavullo nel Frignano MO 16 17383 51576
Lama Mocogno MO 18 2734 54310
Zocca MO 18 4719 59029
San Marcello Pistoiese PT 18 6416 65445
Abetone PT 19 621 66066
Riolunato MO 20 712 66778
Vergato BO 20 7639 74417
Fiumalbo MO 20 1280 75697

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km N of Pistoia (90315 inhabitants)
39 Km NW of Prato (191150 inhabitants)
48 Km SW of Bologna (386663 inhabitants)
50 Km S of Modena (184973 inhabitants)
51 Km NE of Lucca (89046 inhabitants)
54 Km NW of Scandicci (50609 inhabitants)
56 Km NW of Firenze (382808 inhabitants)
59 Km SE of Reggio nell'Emilia (171345 inhabitants)
63 Km E of Massa (69479 inhabitants)
64 Km NE of Viareggio (62467 inhabitants)
65 Km S of Carpi (70699 inhabitants)
65 Km E of Carrara (63133 inhabitants)
67 Km NE of Pisa (89158 inhabitants)
67 Km W of Imola (69797 inhabitants)
79 Km W of Faenza (58541 inhabitants)
80 Km SE of Parma (192836 inhabitants)
86 Km E of La Spezia (93959 inhabitants)
86 Km NE of Livorno (159219 inhabitants)
91 Km SW of Ferrara (133155 inhabitants)
91 Km W of Forlì (117913 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 2024-07-16
23:08:36		 44.2025 10.8957 10 2024-07-16
23:25:07		 Sala Sismica INGV-Roma 129939081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-07-16 23:08:36 ± 0.08
Latitude 44.2025 ± 0.0045
Longitude 10.8957 ± 0.0050
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 129939081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 452
Semi-minor axis of confidence ellipse (meter) 230
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 163
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) 77
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.15918
Epicentral distance of station farthest from the epicenter (degree) 0.43797
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 7
Type of magnitude ML
Reference to an origin 129939081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-07-16 23:25:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.MAIM.HHN. 2024-07-16T23:08:51.57 0.6 undecidable manual S 225 45.5211 50 -0.01 48
IV.VISG.HHN. 2024-07-16T23:08:51.22 0.6 undecidable manual S 92 42.9237 50 0.33 45
IV.SEI.HHN. 2024-07-16T23:08:50.34 0.6 undecidable manual S 114 40.3263 50 0.13 47
MN.VLC.HNE. 2024-07-16T23:08:50.26 0.6 undecidable manual S 263 40.8258 50 -0.07 48
GU.SARM.EHN. 2024-07-16T23:08:49.48 0.6 undecidable manual S 267 39.4272 50 -0.48 44
GU.CARD.HHN. 2024-07-16T23:08:49.53 0.6 undecidable manual S 239 38.3283 50 -0.13 48
IV.MPPT.EHZ. 2024-07-16T23:08:48.09 0.6 undecidable manual S 150 31.2465 50 0.3 46
GU.GSCL.HHZ. 2024-07-16T23:08:48.02 0.6 undecidable manual S 304 29.4483 50 0.73 41
IV.BDI.HHZ. 2024-07-16T23:08:46.93 0.6 undecidable manual S 237 28.4493 50 -0.11 49
IV.BOSL.HHN. 2024-07-16T23:08:45.84 0.6 undecidable manual P 128 48.618 50 0.03 48
GU.POPM.HHZ. 2024-07-16T23:08:45.02 0.6 undecidable manual S 212 20.6682 116 0.21 48
GU.MAIM.HHN. 2024-07-16T23:08:45.10 0.6 undecidable manual P 225 45.5211 50 -0.23 46
IV.PSL.EHZ. 2024-07-16T23:08:45.31 0.6 undecidable manual S 173 21.6672 115 0.2 48
IV.CRMI.HNZ. 2024-07-16T23:08:45.44 0.3 undecidable manual P 172 45.621 50 0.08 71
IV.VISG.HHN. 2024-07-16T23:08:44.62 0.1 undecidable manual P 92 42.9237 50 -0.32 91
IV.ZCCA.HHZ. 2024-07-16T23:08:44.25 0.6 undecidable manual S 21 17.6712 120 0.35 47
IV.SEI.HHN. 2024-07-16T23:08:44.20 0.6 undecidable manual P 114 40.3263 50 -0.34 45
GU.SARM.EHN. 2024-07-16T23:08:44.61 0.1 undecidable manual P 267 39.4272 50 0.21 93
MN.VLC.HNE. 2024-07-16T23:08:44.59 0.1 undecidable manual P 263 40.8258 50 -0.02 97
IV.MPPT.EHZ. 2024-07-16T23:08:43.14 0.3 negative manual P 150 31.2465 50 -0.01 74
GU.CARD.HHN. 2024-07-16T23:08:43.97 0.1 undecidable manual P 239 38.3283 50 -0.26 93
GU.GSCL.HHZ. 2024-07-16T23:08:43.37 0.3 undecidable manual P 304 29.4483 50 0.5 67
IV.BDI.HHZ. 2024-07-16T23:08:42.58 0.1 negative manual P 237 28.4493 50 -0.14 97
IV.PSL.EHZ. 2024-07-16T23:08:41.70 0.6 negative manual P 173 21.6672 115 0.1 49
GU.POPM.HHZ. 2024-07-16T23:08:41.47 0.1 negative manual P 212 20.6682 116 0.04 100
IV.ZCCA.HHZ. 2024-07-16T23:08:40.43 0.1 positive manual P 21 17.6712 120 -0.47 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ZCCA.HHN. ML:0.7 0.0000453 0.74 AML other m 2024-07-16T23:08:40.59
IV.ZCCA.HHE. ML:0.9 0.00006819999999999999 0.2 AML other m 2024-07-16T23:08:40.96
IV.BDI.HHE. ML:1.0 0.000044999999999999996 0.32 AML other m 2024-07-16T23:08:47.16
IV.BDI.HHN. ML:1.0 0.00005450000000000001 0.16 AML other m 2024-07-16T23:08:47.33
IV.MPPT.EHE. ML:0.9 0.00003675 0.3 AML other m 2024-07-16T23:08:49.41
IV.MPPT.EHN. ML:0.6 0.0000203 0.56 AML other m 2024-07-16T23:08:50.05
GU.POPM.HHE. ML:0.9 0.000057540574999999994 0.16 AML other m 2024-07-16T23:08:45.48
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