Earthquake with magnitude of ML 1.3 on date 19-05-2023 and time 17:12:05 (Italy) in region 4 km W Vergato (BO)

A magnitude ML 1.3 earthquake occured in region: 4 km W Vergato (BO), on

  • 19-05-2023 15:12:05 (UTC)
  • 19-05-2023 17:12:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2890, 11.0600 at 21 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
Vergato BO 4 7639 7639
Castel d'Aiano BO 5 1906 9545
Grizzana Morandi BO 8 3916 13461
Zocca MO 8 4719 18180
Montese MO 10 3353 21533
Marzabotto BO 13 6779 28312
Camugnano BO 13 1885 30197
Gaggio Montano BO 14 4878 35075
Castel di Casio BO 14 3448 38523
San Benedetto Val di Sambro BO 16 4315 42838
Alto Reno Terme BO 16 6960 49798
Monzuno BO 17 6328 56126
Guiglia MO 18 3931 60057
Castiglione dei Pepoli BO 18 5648 65705
Pavullo nel Frignano MO 19 17383 83088
Sasso Marconi BO 19 14735 97823
Lizzano in Belvedere BO 19 2212 100035

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km SW of Bologna (386663 inhabitants)
41 Km N of Pistoia (90315 inhabitants)
41 Km S of Modena (184973 inhabitants)
45 Km N of Prato (191150 inhabitants)
53 Km W of Imola (69797 inhabitants)
57 Km S of Carpi (70699 inhabitants)
57 Km SE of Reggio nell'Emilia (171345 inhabitants)
60 Km N of Scandicci (50609 inhabitants)
60 Km N of Firenze (382808 inhabitants)
66 Km W of Faenza (58541 inhabitants)
67 Km NE of Lucca (89046 inhabitants)
75 Km SW of Ferrara (133155 inhabitants)
78 Km E of Massa (69479 inhabitants)
79 Km W of Forlì (117913 inhabitants)
80 Km NE of Viareggio (62467 inhabitants)
80 Km E of Carrara (63133 inhabitants)
81 Km SE of Parma (192836 inhabitants)
83 Km NE of Pisa (89158 inhabitants)
92 Km W of Ravenna (159116 inhabitants)
96 Km W of Cesena (96758 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 1.3 2023-05-19
15:12:05
44.2887 11.0603 21 2023-05-19
15:17:36
Sala Sismica INGV-Roma 117492921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-19 15:12:05 ± 0.46
Latitude 44.2887 ± 0.0135
Longitude 11.0603 ± 0.0276
Depth (km) 21 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117492921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1803
Semi-minor axis of confidence ellipse (meter) 1597
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 240
Circular confidence region, given by single value of horizontal uncertainty (meter) 1800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.08633
Epicentral distance of station farthest from the epicenter (degree) 0.31746
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 117492921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-19 15:17:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOCL.EHZ. 2023-05-19T15:12:18.00 0.3 undecidable manual S 163 32.9448 115 0.24 71
IV.SEI.HHZ. 2023-05-19T15:12:18.59 0.6 undecidable manual S 138 35.2425 113 0.27 47
IV.VISG.HHZ. 2023-05-19T15:12:17.54 0.3 undecidable manual S 110 31.746 116 0.07 73
IV.MOCL.EHZ. 2023-05-19T15:12:13.00 0.3 undecidable manual P 163 32.9448 115 0.25 74
IV.FNVD.HHZ. 2023-05-19T15:12:13.17 0.3 undecidable manual S 160 14.2746 141 -0.59 76
IV.VISG.HHZ. 2023-05-19T15:12:12.37 0.1 undecidable manual P 110 31.746 116 -0.21 94
IV.SEI.HHZ. 2023-05-19T15:12:12.99 0.3 undecidable manual P 138 35.2425 113 -0.08 71
IV.FNVD.HHZ. 2023-05-19T15:12:10.15 0.1 positive manual P 160 14.2746 141 -0.29 100
IV.ZCCA.HHZ. 2023-05-19T15:12:10.12 0.3 undecidable manual P 316 9.5793 152 0.08 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FNVD.HHN. ML:1.8 0.000441 0.08 AML other m 2023-05-19T15:12:14.11
IV.FNVD.HHE. ML:1.8 0.00041600000000000003 0.08 AML other m 2023-05-19T15:12:14.17
IV.ZCCA.HHN. ML:1.0 0.00007365 1.14 AML other m 2023-05-19T15:12:14.06
IV.ZCCA.HHE. ML:1.2 0.00011619999999999999 1.58 AML other m 2023-05-19T15:12:15.03
IV.VISG.HHN. ML:1.2 0.000054550000000000005 0.42 AML other m 2023-05-19T15:12:18.07
IV.SEI.HHE. ML:1.3 0.00006585 1.24 AML other m 2023-05-19T15:12:19.76
IV.VISG.HHE. ML:1.2 0.0000528 0.54 AML other m 2023-05-19T15:12:19.31
IV.SEI.HHN. ML:1.4 0.0000887 0.56 AML other m 2023-05-19T15:12:20.45
IV.MOCL.EHE. ML:1.2 0.00006535469 0.2176 AML other m 2023-05-19T15:12:19.38
IV.MOCL.EHN. ML:1.1 0.000044531415000000006 0.2816 AML other m 2023-05-19T15:12:19.70
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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