Earthquake with magnitude of ML 1.8 on date 29-01-2023 and time 08:24:50 (Italy) in region 6 km SW Castel del Rio (BO)

A magnitude ML 1.8 earthquake occured in region: 6 km SW Castel del Rio (BO), on

  • 29-01-2023 07:24:50 (UTC)
  • 29-01-2023 08:24:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1690, 11.4690 at 28 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Castel del Rio BO 6 1246 1246
Palazzuolo sul Senio FI 9 1154 2400
Firenzuola FI 9 4726 7126
Fontanelice BO 12 1943 9069
Monghidoro BO 13 3749 12818
Casola Valsenio RA 14 2617 15435
Borgo Tossignano BO 16 3288 18723
Marradi FI 16 3139 21862
Loiano BO 16 4294 26156
Monterenzio BO 18 6035 32191
Casalfiumanese BO 19 3438 35629
San Benedetto Val di Sambro BO 20 4315 39944
Monzuno BO 20 6328 46272

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Imola (69797 inhabitants)
36 Km W of Faenza (58541 inhabitants)
38 Km S of Bologna (386663 inhabitants)
44 Km NE of Prato (191150 inhabitants)
46 Km W of Forlì (117913 inhabitants)
48 Km NE of Firenze (382808 inhabitants)
51 Km NE of Scandicci (50609 inhabitants)
51 Km NE of Pistoia (90315 inhabitants)
62 Km W of Cesena (96758 inhabitants)
65 Km W of Ravenna (159116 inhabitants)
68 Km SE of Modena (184973 inhabitants)
75 Km S of Ferrara (133155 inhabitants)
83 Km SE of Carpi (70699 inhabitants)
85 Km NW of Arezzo (99543 inhabitants)
85 Km E of Lucca (89046 inhabitants)
88 Km W of Rimini (147750 inhabitants)
89 Km SE of Reggio nell'Emilia (171345 inhabitants)
95 Km N of Siena (53903 inhabitants)
99 Km NE of Pisa (89158 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
Bulletin
Rev1000
ML 1.8 2023-01-29
07:24:50
44.1688 11.4688 28 2024-03-01
17:17:55
Bollettino Sismico Italiano INGV 114513561
Reviewed
Rev100
ML 1.8 2023-01-29
07:24:50
44.1862 11.4598 23 2023-01-29
07:38:00
Sala Sismica INGV-Roma 113879861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-29 07:24:50 ± 0.1
Latitude 44.1688 ± 0.0090
Longitude 11.4688 ± 0.0075
Depth (km) 28 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114513561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 859
Semi-minor axis of confidence ellipse (meter) 593
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 174
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 43
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.13769
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 114513561
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-10 14:15:49

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 113879861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-29 07:38:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CDRU.HHZ. 2023-01-29T07:26:00.39 3.0 undecidable manual Pn 1.08 0
IV.RDP.HHZ. 2023-01-29T07:26:00.19 3.0 undecidable manual Sn -1.89 0
IV.LPEL.HHZ. 2023-01-29T07:25:38.14 3.0 undecidable manual Pn 2.72 0
OX.MLN.HHZ. 2023-01-29T07:25:24.37 0.3 undecidable manual P 22 237.2847 54 -0.47 33
ST.ZIAN.EHZ. 2023-01-29T07:25:24.61 0.3 undecidable manual P 2 233.8881 54 0.19 36
NI.POLC.HHZ. 2023-01-29T07:25:22.43 0.3 undecidable manual P 21 221.3118 54 -0.42 38
IV.CSP1.EHZ. 2023-01-29T07:25:21.10 3.0 positive manual Pn 2.8 0
ST.PANI.EHZ. 2023-01-29T07:25:20.96 0.3 undecidable manual P 357 208.9353 54 -0.35 41
IV.MAGA.HHZ. 2023-01-29T07:25:18.83 0.3 undecidable manual P 340 189.9654 54 -0.12 48
IV.ROVR.HHZ. 2023-01-29T07:25:15.92 0.3 undecidable manual P 349 166.9107 54 -0.16 54
IV.ZOVE.EHZ. 2023-01-29T07:25:12.50 0.3 undecidable manual P 1 142.5462 54 -0.55 55
GU.EQUI.HHZ. 2023-01-29T07:25:08.13 0.3 undecidable manual P 270 104.7174 101 0.09 65
IV.CRMI.HHZ. 2023-01-29T07:25:08.69 0.6 undecidable manual S 223 56.8986 111 -0.05 48
IV.CAFI.HHZ. 2023-01-29T07:25:08.06 0.3 undecidable manual P 157 101.3208 101 0.53 60
IV.SFI.EHZ. 2023-01-29T07:25:06.11 0.3 undecidable manual S 134 42.0246 118 0.99 56
MN.VLC.HHZ. 2023-01-29T07:25:06.01 0.3 undecidable manual P 270 86.1471 103 0.77 55
IV.PII.HHZ. 2023-01-29T07:25:05.46 0.3 undecidable manual P 237 90.243 102 -0.4 63
GU.SARM.EHN. 2023-01-29T07:25:05.48 0.3 undecidable manual P 272 84.9483 103 0.41 63
IV.PARC.HHZ. 2023-01-29T07:25:05.28 0.1 undecidable manual P 133 84.3489 103 0.3 87
GU.CARD.HHZ. 2023-01-29T07:25:04.47 0.3 undecidable manual P 259 80.1642 104 0.12 68
GU.MAIM.HHZ. 2023-01-29T07:25:04.58 0.3 undecidable manual P 250 82.9503 104 -0.18 67
IV.CSNT.HHZ. 2023-01-29T07:25:04.32 0.3 undecidable manual P 191 78.4659 105 0.22 67
GU.GSCL.HHN. 2023-01-29T07:25:04.08 0.3 undecidable manual P 286 72.8715 106 0.82 55
IV.BDI.HHZ. 2023-01-29T07:25:03.03 0.3 undecidable manual P 261 70.5738 106 0.11 69
IV.RUFI.EHE. 2023-01-29T07:25:03.59 0.6 undecidable manual S 175 36.8298 122 -0.33 47
IV.OSSC.HHZ. 2023-01-29T07:25:03.58 0.1 undecidable manual P 194 73.7706 106 0.18 91
IV.MPPT.EHN. 2023-01-29T07:25:03.94 0.6 undecidable manual S 232 38.2284 121 -0.29 47
IV.CRMI.HHZ. 2023-01-29T07:25:01.20 0.3 undecidable manual P 223 56.8986 111 0.27 69
IV.VMGN.HHZ. 2023-01-29T07:25:01.14 0.3 undecidable manual S 168 24.3534 135 -0.16 74
IV.BOSL.HHZ. 2023-01-29T07:25:01.84 0.3 undecidable manual S 196 27.4503 131 -0.06 75
IV.FNVD.HHZ. 2023-01-29T07:25:01.79 0.6 undecidable manual S 270 27.5502 131 -0.13 50
IV.BRIS.HHZ. 2023-01-29T07:25:01.67 0.3 undecidable manual S 75 24.4533 135 0.35 72
IV.LMD.HHZ. 2023-01-29T07:25:00.70 0.3 undecidable manual S 118 21.5673 139 -0.09 76
GU.POPM.HHZ. 2023-01-29T07:25:00.89 0.3 undecidable manual P 257 58.3971 110 -0.24 69
IV.ZCCA.HNN. 2023-01-29T07:24:59.94 0.3 undecidable manual P 297 44.0226 117 0.84 58
IV.SEI.HHZ. 2023-01-29T07:24:59.38 0.3 undecidable manual S 215 15.4734 148 -0.44 71
IV.SFI.EHZ. 2023-01-29T07:24:58.91 0.1 positive manual P 134 42.0246 118 0.08 98
IV.RUFI.EHE. 2023-01-29T07:24:58.25 0.1 undecidable manual P 175 36.8298 122 0.11 99
IV.MPPT.EHN. 2023-01-29T07:24:57.97 0.3 undecidable manual P 232 38.2284 121 -0.35 70
IV.IMOL.EHZ. 2023-01-29T07:24:57.59 0.1 undecidable manual P 46 30.3474 128 0.27 96
IV.VMGN.HHZ. 2023-01-29T07:24:56.51 0.1 undecidable manual P 168 24.3534 135 -0.12 100
IV.BRIS.HHZ. 2023-01-29T07:24:56.46 0.1 negative manual P 75 24.4533 135 -0.18 99
IV.BOSL.HHZ. 2023-01-29T07:24:56.90 0.3 undecidable manual P 196 27.4503 131 -0.08 75
IV.FNVD.HHZ. 2023-01-29T07:24:56.20 0.3 undecidable manual P 270 27.5502 131 -0.79 62
IV.LMD.HHZ. 2023-01-29T07:24:55.97 0.1 positive manual P 118 21.5673 139 -0.36 95
IV.SEI.HHZ. 2023-01-29T07:24:55.38 0.1 undecidable manual P 215 15.4734 148 -0.39 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SEI.HHN. ML:3.0 0.005365 1.44 AML other m 2023-01-29T07:24:59.83
IV.SEI.HHE. ML:3.0 0.004575 1.62 AML other m 2023-01-29T07:24:59.07
IV.LMD.HHE. ML:2.1 0.0005975 1.32 AML other m 2023-01-29T07:25:00.86
IV.LMD.HHN. ML:2.3 0.0009379999999999999 1.64 AML other m 2023-01-29T07:25:00.88
IV.BRIS.HNN. ML:2.1 0.0004955 1.36 AML other m 2023-01-29T07:25:01.13
IV.BRIS.HHN. ML:1.7 0.0001915 1.36 AML other m 2023-01-29T07:25:01.13
IV.BRIS.HHE. ML:1.8 0.00027449999999999995 0.42 AML other m 2023-01-29T07:25:02.13
IV.BRIS.HNE. ML:2.2 0.0006345 0.4 AML other m 2023-01-29T07:25:02.14
IV.FNVD.HHE. ML:1.7 0.0001865 0.64 AML other m 2023-01-29T07:25:02.43
IV.BOSL.HHN. ML:1.3 0.00007939999999999999 1.12 AML other m 2023-01-29T07:25:03.81
IV.FNVD.HHN. ML:1.7 0.0001855 1.04 AML other m 2023-01-29T07:25:04.79
IV.SFI.EHE. ML:1.9 0.00019700000000000002 0.6 AML other m 2023-01-29T07:25:07.41
IV.SFI.EHN. ML:1.8 0.00016700000000000002 0.86 AML other m 2023-01-29T07:25:08.47
IV.BOSL.HHE. ML:1.2 0.00006220000000000001 1.06 AML other m 2023-01-29T07:25:08.53
IV.CRMI.HHE. ML:1.6 0.0000747 0.34 AML other m 2023-01-29T07:25:09.91
IV.CRMI.HHN. ML:1.6 0.00007714999999999999 0.66 AML other m 2023-01-29T07:25:10.53
GU.POPM.HHN. ML:1.8 0.00010535 0.58 AML other m 2023-01-29T07:25:11.31
GU.POPM.HHE. ML:1.6 0.00007835000000000001 1.16 AML other m 2023-01-29T07:25:11.82
IV.BDI.HHN. ML:1.8 0.00009279999999999999 0.38 AML other m 2023-01-29T07:25:15.99
IV.OSSC.HHE. ML:1.7 0.0000733 1.44 AML other m 2023-01-29T07:25:15.11
IV.CSNT.HHE. ML:1.5 0.000046049999999999994 0.74 AML other m 2023-01-29T07:25:15.83
IV.BDI.HHE. ML:1.6 0.00006315 1.12 AML other m 2023-01-29T07:25:16.94
IV.OSSC.HHN. ML:1.6 0.00005075 0.58 AML other m 2023-01-29T07:25:17.20
IV.PARC.HHN. ML:1.7 0.00005425 0.6 AML other m 2023-01-29T07:25:20.79
IV.PARC.HHE. ML:1.7 0.0000617 1.12 AML other m 2023-01-29T07:25:20.80
IV.CAFI.HHE. ML:1.6 0.000039599999999999994 0.66 AML other m 2023-01-29T07:25:23.40
IV.CSNT.HHN. ML:1.8 0.00009240000000000001 1.38 AML other m 2023-01-29T07:25:24.75
IV.ROVR.HHN. ML:2.5 0.00013000000000000002 0.24 AML other m 2023-01-29T07:25:40.11
IV.ROVR.HHE. ML:2.1 0.000053849999999999994 0.8 AML other m 2023-01-29T07:25:40.76
IV.CAFI.HHN. ML:1.6 0.0000359 1.58 AML other m 2023-01-29T07:25:40.83
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