Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 30-10-2023 and time 08:04:35 (UTC) in region 3 km NW Castellarano (RE)

A magnitude ML 2.5 earthquake occured in region: 3 km NW Castellarano (RE), on

  • 30-10-2023 08:04:35 (UTC)
  • 30-10-2023 09:04:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.5250, 10.7020 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
Castellarano RE 3 15232 15232
Sassuolo MO 7 40853 56085
Viano RE 7 3374 59459
Casalgrande RE 8 19310 78769
Scandiano RE 8 25483 104252
Baiso RE 9 3315 107567
Fiorano Modenese MO 9 17160 124727
Prignano sulla Secchia MO 10 3747 128474
Formigine MO 13 34323 162797
Albinea RE 13 8860 171657
Maranello MO 13 17359 189016
Serramazzoni MO 14 8282 197298
Vezzano sul Crostolo RE 15 4259 201557
Rubiera RE 16 14864 216421
Casina RE 16 4504 220925
Carpineti RE 16 4064 224989
Castelnuovo Rangone MO 19 14896 239885
Montefiorino MO 19 2203 242088
Castelvetro di Modena MO 19 11185 253273
Toano RE 20 4463 257736
Reggio nell'Emilia RE 20 171345 429081
Polinago MO 20 1672 430753

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km S of Reggio nell'Emilia (171345 inhabitants)
22 Km SW of Modena (184973 inhabitants)
32 Km SW of Carpi (70699 inhabitants)
43 Km SE of Parma (192836 inhabitants)
51 Km W of Bologna (386663 inhabitants)
68 Km N of Pistoia (90315 inhabitants)
69 Km NE of Carrara (63133 inhabitants)
70 Km NE of Massa (69479 inhabitants)
77 Km N of Lucca (89046 inhabitants)
78 Km NW of Prato (191150 inhabitants)
80 Km W of Ferrara (133155 inhabitants)
81 Km NE of Viareggio (62467 inhabitants)
83 Km W of Imola (69797 inhabitants)
84 Km NE of La Spezia (93959 inhabitants)
86 Km SE of Cremona (71901 inhabitants)
93 Km N of Pisa (89158 inhabitants)
93 Km NW of Scandicci (50609 inhabitants)
95 Km NW of Firenze (382808 inhabitants)
98 Km W of Faenza (58541 inhabitants)
99 Km SE of Piacenza (102191 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 2.5 2023-10-30
08:04:35		 44.525 10.7017 10 2023-10-30
08:14:22		 Sala Sismica INGV-Roma 122574221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-30 08:04:35 ± 0.16
Latitude 44.5250 ± 0.0045
Longitude 10.7017 ± 0.0114
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 122574221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 705
Semi-minor axis of confidence ellipse (meter) 670
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 257
Circular confidence region, given by single value of horizontal uncertainty (meter) 710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 56
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.42453
Number of stations at which the event was observed 43
Number of stations from which data was used for origin computation 14
Magnitude information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 68
Type of magnitude ML
Reference to an origin 122574221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-30 08:14:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.LAZR.HNZ. 2023-10-30T08:06:28.24 3.0 positive manual Pn 3.01 0
IV.TDS.HHZ. 2023-10-30T08:06:16.63 3.0 negative manual Pn 6.77 0
IV.VVLD.HHZ. 2023-10-30T08:06:15.31 3.0 undecidable manual Sg 5.65 0
IV.MF5.EHZ. 2023-10-30T08:05:58.82 3.0 undecidable manual Sg 10.91 0
OT.OT14.EHZ. 2023-10-30T08:05:58.59 3.0 positive manual Pg 13.46 0
IV.VAGA.HNZ. 2023-10-30T08:05:48.55 3.0 undecidable manual Pg 11.28 0
IV.CESX.HHZ. 2023-10-30T08:05:46.48 3.0 undecidable manual Sg 2.47 0
RD.PGF.BHZ. 2023-10-30T08:05:42.70 3.0 undecidable manual Sn -1.39 0
IV.BRMO.HHZ. 2023-10-30T08:05:39.21 3.0 undecidable manual Sg 4.59 0
IV.AGLI.HHZ. 2023-10-30T08:05:32.15 3.0 undecidable manual Pn 1.01 0
ST.CARE.HNZ. 2023-10-30T08:05:31.29 3.0 undecidable manual Sn -1.67 0
IV.PESA.HHZ. 2023-10-30T08:05:26.54 3.0 undecidable manual Sn 0.17 0
GU.PCP.HHZ. 2023-10-30T08:05:26.12 3.0 undecidable manual Sn 1.19 0
IV.SMA1.EHZ. 2023-10-30T08:05:21.22 3.0 positive manual Pn 2.58 0
CH.FUSIO.HHZ. 2023-10-30T08:05:20.65 3.0 positive manual Pg 5.67 0
ST.DOSS.HHZ. 2023-10-30T08:05:19.45 0.3 undecidable manual S 14 155.1225 50 -0.42 53
ST.VARA.EHZ. 2023-10-30T08:05:17.09 0.3 undecidable manual S 6 145.1436 50 -0.11 59
IV.MAGA.HHZ. 2023-10-30T08:05:15.59 0.3 undecidable manual S 358 138.861 50 0.08 60
IV.MF5.EHZ. 2023-10-30T08:05:15.51 3.0 negative manual Pn -0.75 0
IV.CSP1.EHZ. 2023-10-30T08:05:14.05 3.0 negative manual Pn 0.68 0
SI.MOSI.HHZ. 2023-10-30T08:05:14.25 3.0 negative manual Pg 3.71 0
OX.MARN.HHZ. 2023-10-30T08:05:13.15 0.3 undecidable manual S 18 129.6702 50 0.07 62
IV.BRMO.HHZ. 2023-10-30T08:05:12.37 3.0 undecidable manual Pg 3.58 0
IV.ROVR.HHZ. 2023-10-30T08:05:12.92 0.3 undecidable manual S 13 127.7721 50 0.35 58
IV.ZOVE.EHZ. 2023-10-30T08:05:10.62 0.3 undecidable manual S 31 120.0909 50 0.11 62
IV.ATFO.HHZ. 2023-10-30T08:05:09.14 3.0 undecidable manual Pg 3.05 0
GU.PCP.HHZ. 2023-10-30T08:05:05.18 3.0 negative manual Pn 1.83 0
IV.MABI.HHZ. 2023-10-30T08:05:05.36 3.0 undecidable manual P 2.47 0
ST.GAGG.HHZ. 2023-10-30T08:05:04.11 3.0 positive manual P 0.83 0
IV.CAFI.HHZ. 2023-10-30T08:05:02.69 3.0 undecidable manual P 0.3 0
ST.DOSS.HHZ. 2023-10-30T08:05:01.17 0.1 undecidable manual P 14 155.1225 50 -0.07 77
ST.RONC.EHZ. 2023-10-30T08:05:01.42 3.0 positive manual P -0.36 0
IV.MDI.HHZ. 2023-10-30T08:05:01.84 0.1 undecidable manual P 331 158.1195 50 0.14 75
GU.RNCA.HHZ. 2023-10-30T08:05:01.17 3.0 positive manual P 1.77 0
SI.LUSI.HHZ. 2023-10-30T08:05:00.81 3.0 positive manual P -0.76 0
ST.VARA.EHZ. 2023-10-30T08:04:59.82 0.6 positive manual P 6 145.1436 50 0.12 39
IV.MAGA.HHZ. 2023-10-30T08:04:58.88 0.3 undecidable manual P 358 138.861 50 0.16 59
OX.MARN.HHZ. 2023-10-30T08:04:57.27 0.1 undecidable manual P 18 129.6702 50 -0.05 82
IV.CRE.HHZ. 2023-10-30T08:04:57.75 3.0 undecidable manual P -1.48 0
IV.ROVR.HHZ. 2023-10-30T08:04:56.47 1.0 negative manual P 13 127.7721 50 -0.55 18
IV.CSNT.HHZ. 2023-10-30T08:04:56.57 3.0 negative manual P -0.82 0
IV.ZOVE.EHZ. 2023-10-30T08:04:55.46 0.1 undecidable manual P 31 120.0909 50 -0.37 79
IV.RUFI.EHZ. 2023-10-30T08:04:53.07 3.0 negative manual P -0.29 0
GU.POPM.HHZ. 2023-10-30T08:04:52.55 0.3 undecidable manual S 175 53.4021 50 -0.17 70
MN.VLC.HHZ. 2023-10-30T08:04:51.06 0.6 undecidable manual S 212 47.619 50 -0.12 48
IV.PII.HHZ. 2023-10-30T08:04:51.27 3.0 negative manual P -0.85 0
IV.SEI.HHZ. 2023-10-30T08:04:49.05 0.1 undecidable manual P 135 73.7706 50 0.35 87
IV.VISG.HHZ. 2023-10-30T08:04:47.90 0.6 negative manual P 122 69.0753 50 -0.07 46
GU.MAIM.HHZ. 2023-10-30T08:04:47.17 3.0 positive manual P -1.6 0
IV.ZCCA.HHZ. 2023-10-30T08:04:46.92 0.3 undecidable manual S 131 29.1486 50 0.69 63
GU.GRAM.HHZ. 2023-10-30T08:04:45.62 0.1 undecidable manual P 266 50.5161 50 0.5 87
MN.VLC.HHZ. 2023-10-30T08:04:44.48 0.3 negative manual P 212 47.619 50 -0.19 71
GU.POPM.HHZ. 2023-10-30T08:04:44.66 0.1 undecidable manual P 175 53.4021 50 -0.9 74
GU.GSCL.HHZ. 2023-10-30T08:04:44.58 0.6 undecidable manual S 205 21.3675 115 0.6 44
IV.ZCCA.HHZ. 2023-10-30T08:04:41.76 0.1 negative manual P 131 29.1486 50 -0.05 100
GU.GSCL.HHZ. 2023-10-30T08:04:40.31 0.1 undecidable manual P 205 21.3675 115 -0.2 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GSCL.HHE. ML:2.6 0.0028049999999999998 0.7 AML other m 2023-10-30T08:04:44.95
GU.GSCL.HHN. ML:3.0 0.006755 1.78 AML other m 2023-10-30T08:04:45.89
IV.ZCCA.HHE. ML:2.8 0.003405 1.58 AML other m 2023-10-30T08:04:49.89
IV.ZCCA.HNE. ML:2.8 0.003245 1.56 AML other m 2023-10-30T08:04:49.89
IV.ZCCA.HHN. ML:2.6 0.001865 0.68 AML other m 2023-10-30T08:04:49.13
IV.ZCCA.HNN. ML:2.6 0.0019100000000000002 0.68 AML other m 2023-10-30T08:04:49.14
MN.VLC.HHN. ML:1.8 0.00019600000000000002 0.82 AML other m 2023-10-30T08:04:51.76
GU.POPM.HHN. ML:2.3 0.0005200000000000001 0.26 AML other m 2023-10-30T08:04:53.76
GU.POPM.HHE. ML:2.2 0.00038250000000000003 0.22 AML other m 2023-10-30T08:04:53.53
GU.GRAM.HHN. ML:2.3 0.0005945 0.4 AML other m 2023-10-30T08:04:54.67
GU.GRAM.HHE. ML:2.3 0.0004955 0.36 AML other m 2023-10-30T08:04:56.43
MN.VLC.HHE. ML:1.8 0.00016999999999999999 0.84 AML other m 2023-10-30T08:04:57.72
IV.VISG.HHE. ML:1.6 0.00007469999999999999 0.68 AML other m 2023-10-30T08:04:59.42
IV.VISG.HHN. ML:1.6 0.0000707 1.36 AML other m 2023-10-30T08:04:59.70
IV.SEI.HHE. ML:2.3 0.00028849999999999997 1.54 AML other m 2023-10-30T08:05:00.01
IV.CRE.HHE. ML:3.8 0.0035150000000000003 0.52 AML other m 2023-10-30T08:05:01.71
IV.PII.HHE. ML:2.3 0.00023799999999999998 0.6 AML other m 2023-10-30T08:05:04.77
GU.MAIM.HHN. ML:2.0 0.000179 0.34 AML other m 2023-10-30T08:05:05.19
GU.MAIM.HHE. ML:1.9 0.00014500000000000003 1.44 AML other m 2023-10-30T08:05:05.74
IV.SEI.HHN. ML:2.5 0.0004445 0.4 AML other m 2023-10-30T08:05:06.69
IV.PII.HHN. ML:2.2 0.00020500000000000002 1.54 AML other m 2023-10-30T08:05:06.10
IV.ZOVE.EHN. ML:2.8 0.000452 0.54 AML other m 2023-10-30T08:05:12.29
IV.ZOVE.EHE. ML:2.7 0.0003735 0.26 AML other m 2023-10-30T08:05:12.69
IV.CSNT.HHE. ML:2.1 0.00007775 1.22 AML other m 2023-10-30T08:05:14.32
IV.CSNT.HHN. ML:2.4 0.0001905 0.54 AML other m 2023-10-30T08:05:14.53
OX.MARN.HHN. ML:2.6 0.00023649999999999998 0.32 AML other m 2023-10-30T08:05:15.12
IV.ROVR.HHN. ML:2.8 0.0004545 0.8 AML other m 2023-10-30T08:05:15.65
IV.ROVR.HNN. ML:2.9 0.00047850000000000003 0.8 AML other m 2023-10-30T08:05:15.65
OX.MARN.HHE. ML:2.8 0.0003865 0.52 AML other m 2023-10-30T08:05:15.12
IV.ROVR.HNE. ML:2.6 0.00027649999999999994 0.36 AML other m 2023-10-30T08:05:15.80
IV.ROVR.HHE. ML:2.6 0.00026749999999999994 1.54 AML other m 2023-10-30T08:05:16.80
IV.MAGA.HHE. ML:3.1 0.0007775000000000001 0.56 AML other m 2023-10-30T08:05:18.88
IV.MAGA.HNE. ML:2.8 0.0003775 0.56 AML other m 2023-10-30T08:05:18.60
ST.VARA.EHN. ML:2.8 0.00036199999999999996 0.48 AML other m 2023-10-30T08:05:19.55
IV.CRE.HHN. ML:2.4 0.00016249999999999997 0.38 AML other m 2023-10-30T08:05:20.16
IV.MAGA.HHN. ML:2.8 0.00039 0.7 AML other m 2023-10-30T08:05:20.52
IV.MAGA.HNN. ML:2.5 0.0001915 0.7 AML other m 2023-10-30T08:05:20.52
GU.RNCA.HHN. ML:2.4 0.00016549999999999998 1.4 AML other m 2023-10-30T08:05:21.15
GU.RNCA.HHE. ML:2.5 0.00017749999999999998 0.74 AML other m 2023-10-30T08:05:21.99
ST.VARA.EHE. ML:2.9 0.00044 0.28 AML other m 2023-10-30T08:05:22.43
ST.DOSS.HHE. ML:2.6 0.000178 1.48 AML other m 2023-10-30T08:05:24.81
ST.DOSS.HNE. ML:2.6 0.000192 1.5 AML other m 2023-10-30T08:05:24.82
SI.LUSI.HHN. ML:3.0 0.00046899999999999996 0.18 AML other m 2023-10-30T08:05:24.32
IV.SMA1.EHE. ML:2.6 0.00005465000000000001 0.74 AML other m 2023-10-30T08:05:24.34
IV.MDI.HHE. ML:2.6 0.0001985 1.16 AML other m 2023-10-30T08:05:25.09
ST.DOSS.HNN. ML:2.8 0.000295 0.48 AML other m 2023-10-30T08:05:25.73
ST.DOSS.HHN. ML:2.8 0.0003055 0.46 AML other m 2023-10-30T08:05:25.73
SI.LUSI.HHE. ML:2.7 0.00020899999999999998 0.32 AML other m 2023-10-30T08:05:25.81
ST.RONC.EHE. ML:2.7 0.00022499999999999997 1.54 AML other m 2023-10-30T08:05:25.99
IV.MABI.HHN. ML:2.2 0.0000603 0.34 AML other m 2023-10-30T08:05:26.57
IV.MABI.HHE. ML:2.2 0.00006905 0.26 AML other m 2023-10-30T08:05:26.46
ST.RONC.EHN. ML:2.9 0.000383 0.84 AML other m 2023-10-30T08:05:26.46
IV.MDI.HHN. ML:2.6 0.00017749999999999998 0.36 AML other m 2023-10-30T08:05:27.85
ST.GAGG.HHN. ML:2.4 0.0001 0.74 AML other m 2023-10-30T08:05:27.79
ST.GAGG.HNN. ML:2.5 0.0001306 0.74 AML other m 2023-10-30T08:05:27.42
GU.PCP.HHN. ML:2.4 0.00009559999999999999 1.02 AML other m 2023-10-30T08:05:28.24
ST.GAGG.HHE. ML:2.5 0.00013350000000000002 1.3 AML other m 2023-10-30T08:05:29.27
ST.GAGG.HNE. ML:2.6 0.00014450000000000002 1.28 AML other m 2023-10-30T08:05:29.28
GU.PCP.HHE. ML:2.1 0.000056550000000000006 0.9 AML other m 2023-10-30T08:05:31.77
ST.CARE.EHN. ML:2.0 0.0000324 0.42 AML other m 2023-10-30T08:05:40.26
IV.BRMO.HHE. ML:2.2 0.0000429 0.36 AML other m 2023-10-30T08:05:40.82
ST.CARE.EHE. ML:2.2 0.00004545 1.28 AML other m 2023-10-30T08:05:44.28
IV.BRMO.HHN. ML:2.2 0.0000375 1.46 AML other m 2023-10-30T08:05:45.04
IV.CESX.HHN. ML:2.6 0.00007345 0.42 AML other m 2023-10-30T08:05:50.14
SI.MOSI.HHN. ML:3.0 0.00020950000000000002 0.84 AML other m 2023-10-30T08:05:50.61
SI.MOSI.HHE. ML:2.8 0.0001295 1.22 AML other m 2023-10-30T08:05:52.63
IV.CESX.HHE. ML:2.6 0.00007505000000000001 0.46 AML other m 2023-10-30T08:05:53.01
IV.SMA1.EHN. ML:2.6 0.000052249999999999996 0.52 AML other m 2023-10-30T08:06:15.77
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