Earthquake with magnitude of ML 1.0 on date 08-05-2023 and time 21:58:55 (UTC) in region 6 km W Montese (MO)

A magnitude ML 1.0 earthquake occured in region: 6 km W Montese (MO), on

  • 08-05-2023 21:58:55 (UTC)
  • 08-05-2023 23:58:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2890, 10.8730 at 5 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
Montese MO 6 3353 3353
Pavullo nel Frignano MO 6 17383 20736
Sestola MO 10 2508 23244
Castel d'Aiano BO 10 1906 25150
Fanano MO 11 2989 28139
Gaggio Montano BO 11 4878 33017
Lama Mocogno MO 11 2734 35751
Zocca MO 12 4719 40470
Montecreto MO 13 940 41410
Polinago MO 13 1672 43082
Lizzano in Belvedere BO 14 2212 45294
Serramazzoni MO 16 8282 53576
Guiglia MO 17 3931 57507
Alto Reno Terme BO 17 6960 64467
Palagano MO 18 2194 66661
Riolunato MO 19 712 67373
Castel di Casio BO 19 3448 70821
Vergato BO 19 7639 78460

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Pistoia (90315 inhabitants)
40 Km S of Modena (184973 inhabitants)
44 Km SW of Bologna (386663 inhabitants)
49 Km NW of Prato (191150 inhabitants)
49 Km SE of Reggio nell'Emilia (171345 inhabitants)
55 Km S of Carpi (70699 inhabitants)
58 Km NE of Lucca (89046 inhabitants)
64 Km NW of Scandicci (50609 inhabitants)
65 Km E of Massa (69479 inhabitants)
65 Km NW of Firenze (382808 inhabitants)
66 Km E of Carrara (63133 inhabitants)
67 Km W of Imola (69797 inhabitants)
68 Km NE of Viareggio (62467 inhabitants)
72 Km SE of Parma (192836 inhabitants)
74 Km NE of Pisa (89158 inhabitants)
81 Km W of Faenza (58541 inhabitants)
85 Km SW of Ferrara (133155 inhabitants)
86 Km E of La Spezia (93959 inhabitants)
93 Km NE of Livorno (159219 inhabitants)
93 Km W of Forlì (117913 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 1.0 2023-05-08
21:58:55
44.2892 10.8727 5 2023-05-08
22:04:45
Sala Sismica INGV-Roma 117161381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-08 21:58:55 ± 0.21
Latitude 44.2892 ± 0.0099
Longitude 10.8727 ± 0.0126
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117161381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1251
Semi-minor axis of confidence ellipse (meter) 464
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 136
Circular confidence region, given by single value of horizontal uncertainty (meter) 1250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 189
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.09623
Epicentral distance of station farthest from the epicenter (degree) 0.61963
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:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 117161381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-08 22:04:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PII.HHZ. 2023-05-08T21:59:18.13 0.1 undecidable manual S 204 68.7756 50 0.14 92
IV.PII.HHZ. 2023-05-08T21:59:07.97 0.6 positive manual P 204 68.7756 50 -0.68 40
IV.BDI.HHZ. 2023-05-08T21:59:07.36 0.1 undecidable manual S 221 33.4443 99 -0.24 96
GU.POPM.HHZ. 2023-05-08T21:59:06.18 0.1 undecidable manual S 199 28.6491 100 0.23 97
IV.FNVD.HHZ. 2023-05-08T21:59:04.26 0.1 undecidable manual S 124 24.0537 102 -0.13 100
IV.BDI.HHZ. 2023-05-08T21:59:02.53 0.1 positive manual P 221 33.4443 99 -0.11 99
GU.POPM.HHZ. 2023-05-08T21:59:01.83 0.1 undecidable manual P 199 28.6491 100 0.14 99
IV.FNVD.HHZ. 2023-05-08T21:59:00.82 0.3 negative manual P 124 24.0537 102 0.03 77
IV.ZCCA.HHZ. 2023-05-08T21:58:59.69 0.1 undecidable manual S 50 10.6782 116 -0.3 99
IV.ZCCA.HHZ. 2023-05-08T21:58:59.03 0.3 positive manual P 50 10.6782 116 0.78 63
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.POPM.HHN. ML:1.0 0.00006110000000000001 0.14 AML other m 2023-05-08T21:59:02.46
IV.ZCCA.HHE. ML:0.7 0.00008395 1.36 AML other m 2023-05-08T21:59:03.84
IV.ZCCA.HHN. ML:0.6 0.00007005 0.92 AML other m 2023-05-08T21:59:04.22
IV.FNVD.HHN. ML:1.0 0.0000604 0.42 AML other m 2023-05-08T21:59:05.62
IV.FNVD.HHE. ML:0.9 0.0000485 0.72 AML other m 2023-05-08T21:59:06.09
GU.POPM.HHE. ML:1.0 0.00005035 1.16 AML other m 2023-05-08T21:59:06.26
IV.BDI.HHE. ML:0.9 0.0000354 0.48 AML other m 2023-05-08T21:59:07.62
IV.BDI.HHN. ML:1.0 0.00004615 1.54 AML other m 2023-05-08T21:59:07.10
IV.PII.HHE. ML:1.2 0.0000282 0.96 AML other m 2023-05-08T21:59:19.70
IV.PII.HHN. ML:1.2 0.000023449999999999997 0.42 AML other m 2023-05-08T21:59:20.69
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