Earthquake with magnitude of ML 1.4 on date 02-04-2024 and time 02:44:12 (UTC) in region 6 km S Castel del Rio (BO)

A magnitude ML 1.4 earthquake occured in region: 6 km S Castel del Rio (BO), on

  • 02-04-2024 02:44:12 (UTC)
  • 02-04-2024 04:44:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1580, 11.4990 at 6 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
Palazzuolo sul Senio FI 6 1154 1154
Castel del Rio BO 6 1246 2400
Firenzuola FI 10 4726 7126
Fontanelice BO 12 1943 9069
Casola Valsenio RA 12 2617 11686
Marradi FI 13 3139 14825
Borgo Tossignano BO 15 3288 18113
Monghidoro BO 16 3749 21862
Casalfiumanese BO 18 3438 25300
Loiano BO 19 4294 29594

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Imola (69797 inhabitants)
34 Km W of Faenza (58541 inhabitants)
40 Km SE of Bologna (386663 inhabitants)
44 Km W of Forlì (117913 inhabitants)
44 Km NE of Prato (191150 inhabitants)
47 Km NE of Firenze (382808 inhabitants)
51 Km NE of Scandicci (50609 inhabitants)
53 Km E of Pistoia (90315 inhabitants)
59 Km W of Cesena (96758 inhabitants)
63 Km W of Ravenna (159116 inhabitants)
71 Km SE of Modena (184973 inhabitants)
76 Km S of Ferrara (133155 inhabitants)
83 Km NW of Arezzo (99543 inhabitants)
85 Km SE of Carpi (70699 inhabitants)
86 Km W of Rimini (147750 inhabitants)
87 Km E of Lucca (89046 inhabitants)
91 Km SE of Reggio nell'Emilia (171345 inhabitants)
94 Km N of Siena (53903 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 1.4 2024-04-02
02:44:12
44.1578 11.4987 6 2024-04-02
02:51:27
Sala Sismica INGV-Roma 126390621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-02 02:44:12 ± 0.17
Latitude 44.1578 ± 0.0054
Longitude 11.4987 ± 0.0100
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126390621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 768
Semi-minor axis of confidence ellipse (meter) 308
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 0.42088
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 126390621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-02 02:51:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOCL.EHZ. 2024-04-02T02:44:23.34 0.3 undecidable manual S 236 30.4473 102 -0.4 66
IV.ZCCA.HNZ. 2024-04-02T02:44:22.69 0.6 undecidable manual P 297 46.7199 50 0.52 42
IV.BOSL.HHZ. 2024-04-02T02:44:22.77 0.1 undecidable manual S 202 27.0507 103 0.2 93
IV.VMGN.HHZ. 2024-04-02T02:44:21.42 0.1 undecidable manual S 173 22.755 105 0.31 92
IV.SFI.EHZ. 2024-04-02T02:44:20.48 1.0 negative manual P 135 39.5271 99 -0.47 21
IV.SEI.HHZ. 2024-04-02T02:44:19.27 0.1 undecidable manual S 224 15.9729 111 0.36 92
IV.BOSL.HHZ. 2024-04-02T02:44:18.25 0.1 undecidable manual P 202 27.0507 103 -0.25 92
IV.MOCL.EHZ. 2024-04-02T02:44:18.69 0.1 undecidable manual P 236 30.4473 102 -0.48 87
IV.VMGN.HHZ. 2024-04-02T02:44:17.58 0.1 undecidable manual P 173 22.755 105 -0.08 96
IV.MTRZ.HHZ. 2024-04-02T02:44:17.13 0.3 undecidable manual P 341 18.1707 109 0.34 69
IV.SEI.HHZ. 2024-04-02T02:44:16.39 0.1 positive manual P 224 15.9729 111 0.01 99
IV.LMD.HHZ. 2024-04-02T02:44:16.75 0.3 undecidable manual P 118 18.87 108 -0.17 71
IV.VISG.HHZ. 2024-04-02T02:44:15.96 0.1 undecidable manual S 304 6.1938 135 -0.03 100
IV.VISG.HHZ. 2024-04-02T02:44:14.68 0.1 undecidable manual P 304 6.1938 135 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRZ.HNE. ML:1.6 0.00032776859999999997 0.41 AML other m 2024-04-02T02:44:27.95
IV.LMD.HHN. ML:1.2 0.000127742585 0.14 AML other m 2024-04-02T02:44:20.90
IV.MTRZ.HHN. ML:1.6 0.00034784735 0.24 AML other m 2024-04-02T02:44:23.34
IV.LMD.HHE. ML:1.1 0.00010010424999999999 0.22 AML other m 2024-04-02T02:44:20.82
IV.MTRZ.HHE. ML:1.6 0.0003465 0.34 AML other m 2024-04-02T02:44:23.01
IV.MTRZ.HNN. ML:1.6 0.0003312124 0.69 AML other m 2024-04-02T02:44:24.91
IV.VISG.HHE. ML:0.0 0.00097928345 0.08 AML other m 2024-04-02T02:44:16.08
IV.VISG.HHN. ML:0.0 0.0016959409999999999 0.12 AML other m 2024-04-02T02:44:16.23
IV.MOCL.EHE. ML:1.2 0.00008455073 0.18 AML other m 2024-04-02T02:44:25.09
IV.MOCL.EHN. ML:1.4 0.0001192454 0.38 AML other m 2024-04-02T02:44:24.93
IV.SFI.EHE. ML:1.3 0.000067716605 1.34 AML other m 2024-04-02T02:44:25.37
IV.SFI.EHN. ML:1.0 0.000034147895000000005 0.76 AML other m 2024-04-02T02:44:37.61
IV.SFI.HNE. ML:1.7 0.0001903119 0.89 AML other m 2024-04-02T02:44:26.20
IV.SFI.HNN. ML:1.6 0.00013256639000000002 0.68 AML other m 2024-04-02T02:44:25.19
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download