Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 01-05-2023 and time 05:23:09 (UTC) in region 3 km N Montefiorino (MO)

A magnitude ML 2.4 earthquake occured in region: 3 km N Montefiorino (MO), on

  • 01-05-2023 05:23:09 (UTC)
  • 01-05-2023 07:23:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3880, 10.6250 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
Montefiorino MO 3 2203 2203
Toano RE 5 4463 6666
Prignano sulla Secchia MO 8 3747 10413
Palagano MO 8 2194 12607
Polinago MO 9 1672 14279
Frassinoro MO 11 1926 16205
Carpineti RE 11 4064 20269
Baiso RE 12 3315 23584
Lama Mocogno MO 12 2734 26318
Villa Minozzo RE 13 3750 30068
Serramazzoni MO 14 8282 38350
Castellarano RE 16 15232 53582
Casina RE 17 4504 58086
Montecreto MO 17 940 59026
Pavullo nel Frignano MO 18 17383 76409
Riolunato MO 18 712 77121
Viano RE 18 3374 80495
Castelnovo ne' Monti RE 18 10465 90960
Pievepelago MO 20 2222 93182

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km S of Reggio nell'Emilia (171345 inhabitants)
37 Km SW of Modena (184973 inhabitants)
49 Km SW of Carpi (70699 inhabitants)
52 Km SE of Parma (192836 inhabitants)
54 Km NE of Carrara (63133 inhabitants)
55 Km NE of Massa (69479 inhabitants)
56 Km NW of Pistoia (90315 inhabitants)
58 Km W of Bologna (386663 inhabitants)
61 Km N of Lucca (89046 inhabitants)
65 Km NE of Viareggio (62467 inhabitants)
68 Km NW of Prato (191150 inhabitants)
71 Km E of La Spezia (93959 inhabitants)
77 Km N of Pisa (89158 inhabitants)
83 Km NW of Scandicci (50609 inhabitants)
85 Km NW of Firenze (382808 inhabitants)
87 Km W of Imola (69797 inhabitants)
93 Km SW of Ferrara (133155 inhabitants)
96 Km SE of Cremona (71901 inhabitants)
96 Km N of Livorno (159219 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 2.4 2023-05-01
05:23:09		 44.3883 10.6253 10 2023-05-01
05:35:29		 Sala Sismica INGV-Roma 116924191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-01 05:23:09 ± 0.15
Latitude 44.3883 ± 0.0099
Longitude 10.6253 ± 0.0101
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 116924191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1007
Semi-minor axis of confidence ellipse (meter) 775
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 334
Circular confidence region, given by single value of horizontal uncertainty (meter) 1010.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.70507
Number of stations at which the event was observed 42
Number of stations from which data was used for origin computation 17
Magnitude information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 74
Type of magnitude ML
Reference to an origin 116924191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-01 05:35:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PAOL.HHZ. 2023-05-01T05:25:08.92 3.0 undecidable manual Sn 0.17 0
IV.SALB.HHZ. 2023-05-01T05:25:00.84 3.0 undecidable manual Pg 20.08 0
IV.POFI.HNZ. 2023-05-01T05:24:55.74 3.0 undecidable manual Sg 9.95 0
IX.COL3.HHZ.02 2023-05-01T05:24:39.60 3.0 undecidable manual Pg 14.26 0
IV.MTCE.HHZ. 2023-05-01T05:24:35.97 3.0 undecidable manual Sg 6.7 0
IV.MURB.HHZ. 2023-05-01T05:24:05.83 3.0 undecidable manual Sn 2.07 0
SI.LUSI.HHZ. 2023-05-01T05:24:00.22 3.0 undecidable manual S 0.62 0
ST.DOSS.HHZ. 2023-05-01T05:23:59.09 3.0 undecidable manual S 0.51 0
OE.WTTA.HHZ. 2023-05-01T05:23:58.56 3.0 negative manual Pn 1.99 0
IV.MAGA.HHZ. 2023-05-01T05:23:54.81 3.0 undecidable manual S 0.14 0
SI.ABSI.HHZ. 2023-05-01T05:23:53.70 3.0 positive manual Pg 4.96 0
IV.ROVR.HHZ. 2023-05-01T05:23:51.45 3.0 undecidable manual S -1.1 0
SI.KOSI.HHZ. 2023-05-01T05:23:45.37 3.0 positive manual Pn 0.05 0
GU.RORO.HHZ. 2023-05-01T05:23:44.32 3.0 positive manual Pn 3.27 0
ST.OZOL.EHZ. 2023-05-01T05:23:44.74 3.0 negative manual Pn 0.85 0
IV.CTI.HHZ. 2023-05-01T05:23:40.53 3.0 negative manual Pn -0.27 0
ST.RONC.EHZ. 2023-05-01T05:23:38.63 3.0 negative manual P 0.88 0
IV.CAFI.HHZ. 2023-05-01T05:23:38.32 3.0 positive manual P 2.97 0
GU.PCP.HHZ. 2023-05-01T05:23:37.65 3.0 positive manual P 1.52 0
ST.DOSS.HHZ. 2023-05-01T05:23:36.41 3.0 positive manual P -0.73 0
SI.LUSI.HHZ. 2023-05-01T05:23:36.99 3.0 positive manual P -0.72 0
ST.VARA.EHZ. 2023-05-01T05:23:36.03 3.0 positive manual P 0.2 0
IV.MAGA.HHZ. 2023-05-01T05:23:34.66 3.0 undecidable manual P -0.28 0
GU.RNCA.HHZ. 2023-05-01T05:23:33.82 3.0 positive manual P 1.74 0
IV.ROVR.HHZ. 2023-05-01T05:23:32.92 3.0 undecidable manual P -0.83 0
IV.ZOVE.EHZ. 2023-05-01T05:23:31.71 3.0 negative manual P -1.1 0
IV.BOSL.HHZ. 2023-05-01T05:23:23.40 0.3 undecidable manual P 130 78.2661 50 0.06 88
IV.PLMA.HHZ. 2023-05-01T05:23:22.11 3.0 positive manual P -0.38 0
IV.SEI.HHZ. 2023-05-01T05:23:22.19 0.3 undecidable manual P 122 69.0753 50 0.27 86
IV.BDI.HHZ. 2023-05-01T05:23:22.34 0.3 undecidable manual S 184 36.2415 50 0.22 93
IV.CRMI.HHZ. 2023-05-01T05:23:22.87 3.0 negative manual P 0.35 0
MN.VLC.HHZ. 2023-05-01T05:23:21.48 0.3 undecidable manual S 217 31.746 50 0.56 86
IV.VISG.HHZ. 2023-05-01T05:23:21.61 0.3 undecidable manual P 109 67.9764 50 -0.14 89
GU.SARM.EHZ. 2023-05-01T05:23:20.95 0.3 undecidable manual S 218 28.8489 50 0.79 79
IV.ZCCA.HHZ. 2023-05-01T05:23:20.25 0.3 undecidable manual S 98 28.1496 50 0.28 93
IV.RAVA.EHZ. 2023-05-01T05:23:20.79 0.3 undecidable manual P 44 56.3991 50 0.82 74
IV.PII.HHZ. 2023-05-01T05:23:19.63 3.0 undecidable manual P -3.24 0
GU.MAIM.HHZ. 2023-05-01T05:23:19.08 0.3 undecidable manual P 191 53.8017 50 -0.48 85
IV.PRMA.HHZ. 2023-05-01T05:23:18.60 0.3 undecidable manual P 329 48.4182 50 -0.13 92
IV.FNVD.HHZ. 2023-05-01T05:23:18.03 0.3 undecidable manual P 122 46.5201 50 -0.41 87
GU.GRAM.HHZ. 2023-05-01T05:23:17.72 0.3 undecidable manual P 284 45.8208 50 -0.61 82
GU.CARD.HHZ. 2023-05-01T05:23:17.43 0.3 undecidable manual P 196 41.8248 50 -0.28 91
GU.EQUI.HHZ. 2023-05-01T05:23:17.56 0.3 undecidable manual P 237 44.9217 50 -0.63 82
IV.ERBM.EHZ. 2023-05-01T05:23:17.37 0.3 undecidable manual S 282 17.1717 119 0.88 77
GU.POPM.HHZ. 2023-05-01T05:23:17.20 0.3 undecidable manual P 165 39.5271 50 -0.16 93
MN.VLC.HHZ. 2023-05-01T05:23:16.03 0.3 undecidable manual P 217 31.746 50 -0.13 95
IV.BDI.HHZ. 2023-05-01T05:23:16.63 0.3 undecidable manual P 184 36.2415 50 -0.22 93
GU.SARM.EHZ. 2023-05-01T05:23:15.49 0.3 undecidable manual P 218 28.8489 50 -0.23 94
IV.ZCCA.HHZ. 2023-05-01T05:23:15.73 0.3 undecidable manual P 98 28.1496 50 0.12 96
IV.ERBM.EHZ. 2023-05-01T05:23:13.18 0.3 undecidable manual P 282 17.1717 119 -0.42 92
GU.GSCL.HHZ. 2023-05-01T05:23:11.94 0.3 undecidable manual P 215 5.0949 152 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.EQUI.HHE. ML:0.0 0.00011430600499999999 0.1984 AML other m 2023-05-01T05:23:26.16
GU.GSCL.HHE. ML:2.6 0.00782 0.32 AML other m 2023-05-01T05:23:18.28
GU.GSCL.HHN. ML:2.6 0.00701 0.24 AML other m 2023-05-01T05:23:18.75
MN.VLC.HNE. ML:2.2 0.000804 1.48 AML other m 2023-05-01T05:23:23.92
MN.VLC.HHE. ML:2.2 0.000741 1.46 AML other m 2023-05-01T05:23:23.91
MN.VLC.HHN. ML:2.2 0.0008415 0.34 AML other m 2023-05-01T05:23:23.10
MN.VLC.HNN. ML:2.3 0.000859 0.34 AML other m 2023-05-01T05:23:23.10
IV.BDI.HHE. ML:2.4 0.0009065000000000001 0.3 AML other m 2023-05-01T05:23:23.84
IV.BDI.HNE. ML:2.3 0.0007989999999999999 0.78 AML other m 2023-05-01T05:23:23.70
IV.BDI.HHN. ML:2.5 0.001175 0.3 AML other m 2023-05-01T05:23:23.61
IV.BDI.HNN. ML:2.4 0.0011400000000000002 0.54 AML other m 2023-05-01T05:23:23.61
IV.ZCCA.HNE. ML:2.2 0.0007965 1.2 AML other m 2023-05-01T05:23:24.07
IV.ZCCA.HHE. ML:2.2 0.0008735 0.4 AML other m 2023-05-01T05:23:24.07
IV.ZCCA.HHN. ML:2.4 0.0012349999999999998 0.42 AML other m 2023-05-01T05:23:24.33
IV.ZCCA.HNN. ML:2.3 0.00118 0.4 AML other m 2023-05-01T05:23:24.13
GU.POPM.HHN. ML:2.7 0.001615 0.54 AML other m 2023-05-01T05:23:25.11
GU.CARD.HHN. ML:2.2 0.0005340000000000001 0.84 AML other m 2023-05-01T05:23:25.65
GU.EQUI.HHN. ML:0.0 0.00019800000000000002 0.82 AML other m 2023-05-01T05:23:25.35
GU.CARD.HHE. ML:2.3 0.0007124999999999999 0.52 AML other m 2023-05-01T05:23:25.39
GU.POPM.HHE. ML:2.4 0.000839 1.08 AML other m 2023-05-01T05:23:25.94
GU.GRAM.HHE. ML:0.0 0.0012549999999999998 0.2 AML other m 2023-05-01T05:23:25.80
IV.FNVD.HHE. ML:2.3 0.000615 0.32 AML other m 2023-05-01T05:23:26.13
IV.FNVD.HHN. ML:2.2 0.0005394999999999999 0.88 AML other m 2023-05-01T05:23:26.47
GU.GRAM.HHN. ML:0.0 0.0009239999999999999 0.82 AML other m 2023-05-01T05:23:26.81
IV.PRMA.HNE. ML:2.3 0.000488 0.3 AML other m 2023-05-01T05:23:28.15
IV.PRMA.HHE. ML:2.2 0.0004505 0.28 AML other m 2023-05-01T05:23:28.15
GU.MAIM.HHE. ML:1.9 0.00019250000000000002 0.4 AML other m 2023-05-01T05:23:28.53
IV.PRMA.HHN. ML:2.3 0.000492 0.98 AML other m 2023-05-01T05:23:29.10
IV.PRMA.HNN. ML:2.3 0.000497 1 AML other m 2023-05-01T05:23:29.10
GU.MAIM.HHN. ML:2.0 0.00023999999999999998 0.34 AML other m 2023-05-01T05:23:30.12
IV.PLMA.HHN. ML:2.2 0.000234 0.58 AML other m 2023-05-01T05:23:32.71
IV.PLMA.HHE. ML:2.0 0.00014450000000000002 1.12 AML other m 2023-05-01T05:23:33.19
IV.RAVA.EHN. ML:0.0 0.0009315 1.38 AML other m 2023-05-01T05:23:33.95
IV.VISG.HHN. ML:1.9 0.0001313 0.42 AML other m 2023-05-01T05:23:33.76
IV.VISG.HHE. ML:1.8 0.00011499999999999999 0.66 AML other m 2023-05-01T05:23:35.61
IV.SEI.HHE. ML:2.3 0.00035850000000000004 0.44 AML other m 2023-05-01T05:23:35.73
IV.SEI.HHN. ML:2.5 0.0005520000000000001 0.42 AML other m 2023-05-01T05:23:35.76
IV.CRMI.HHE. ML:1.5 0.00005595 0.52 AML other m 2023-05-01T05:23:35.54
IV.CRMI.HHN. ML:1.7 0.00008155 0.88 AML other m 2023-05-01T05:23:36.10
IV.BOSL.HHE. ML:1.4 0.0000381 1.66 AML other m 2023-05-01T05:23:37.08
IV.BOSL.HHN. ML:1.4 0.0000387 0.3 AML other m 2023-05-01T05:23:38.22
IV.RAVA.EHE. ML:0.0 0.000754 0.68 AML other m 2023-05-01T05:23:40.57
IV.ZOVE.EHN. ML:2.6 0.0002305 0.26 AML other m 2023-05-01T05:23:52.25
IV.ROVR.HNN. ML:2.8 0.000316 0.82 AML other m 2023-05-01T05:23:52.90
IV.ZOVE.EHE. ML:2.6 0.000228 0.4 AML other m 2023-05-01T05:23:52.97
IV.ROVR.HNE. ML:2.6 0.0002385 0.92 AML other m 2023-05-01T05:23:54.67
IV.ROVR.HHN. ML:2.8 0.00032450000000000003 0.34 AML other m 2023-05-01T05:23:54.50
IV.MAGA.HNN. ML:2.5 0.0001645 1.72 AML other m 2023-05-01T05:23:56.87
IV.MAGA.HHN. ML:2.8 0.000323 1.74 AML other m 2023-05-01T05:23:56.88
GU.RNCA.HHN. ML:2.2 0.0000942 0.66 AML other m 2023-05-01T05:23:56.53
IV.ROVR.HHE. ML:2.5 0.0001595 0.26 AML other m 2023-05-01T05:23:56.25
GU.RNCA.HHE. ML:2.2 0.00010465 0.78 AML other m 2023-05-01T05:23:56.48
IV.MAGA.HHE. ML:2.9 0.00041549999999999996 1.1 AML other m 2023-05-01T05:23:57.06
ST.VARA.EHN. ML:2.8 0.000264 0.46 AML other m 2023-05-01T05:23:57.65
ST.VARA.EHE. ML:2.8 0.000305 0.46 AML other m 2023-05-01T05:23:58.59
ST.DOSS.HNN. ML:2.6 0.0001455 0.42 AML other m 2023-05-01T05:24:00.44
ST.DOSS.HHE. ML:2.6 0.00014350000000000002 0.4 AML other m 2023-05-01T05:24:00.43
SI.LUSI.HHE. ML:2.7 0.00019250000000000002 0.62 AML other m 2023-05-01T05:24:00.23
ST.RONC.EHE. ML:2.5 0.000112 0.22 AML other m 2023-05-01T05:24:01.39
ST.RONC.EHN. ML:2.7 0.0001965 0.22 AML other m 2023-05-01T05:24:02.19
ST.DOSS.HHN. ML:2.5 0.0001305 0.42 AML other m 2023-05-01T05:24:02.76
IV.MAGA.HNE. ML:2.7 0.000263 0.84 AML other m 2023-05-01T05:24:02.34
ST.DOSS.HNE. ML:2.6 0.00014350000000000002 1.4 AML other m 2023-05-01T05:24:02.76
SI.LUSI.HHN. ML:2.8 0.00022849999999999997 0.68 AML other m 2023-05-01T05:24:03.39
GU.PCP.HHE. ML:2.0 0.00004105 0.54 AML other m 2023-05-01T05:24:03.39
GU.PCP.HHN. ML:2.2 0.00006065 1.06 AML other m 2023-05-01T05:24:03.80
IV.CTI.HHN. ML:2.7 0.000143 0.86 AML other m 2023-05-01T05:24:10.48
IV.CTI.HHE. ML:2.5 0.00009845000000000001 0.2 AML other m 2023-05-01T05:24:10.97
IV.MURB.HHN. ML:2.4 0.000072 0.48 AML other m 2023-05-01T05:24:13.77
IV.MURB.HHE. ML:2.3 0.00005925 1.34 AML other m 2023-05-01T05:24:15.09
SI.KOSI.HHN. ML:2.3 0.000038650000000000004 0.78 AML other m 2023-05-01T05:24:18.47
SI.KOSI.HHE. ML:2.3 0.0000475 0.58 AML other m 2023-05-01T05:24:31.65
OE.WTTA.HHE. ML:2.3 0.000018950000000000003 1.32 AML other m 2023-05-01T05:24:48.82
OE.WTTA.HHN. ML:2.3 0.0000217 1.42 AML other m 2023-05-01T05:24:51.71
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
Waveforms Seismic signals in miniseed + resp format Download