Earthquake with magnitude of ML 1.6 on date 01-08-2023 and time 15:51:11 (Italy) in region 4 km NW Prignano sulla Secchia (MO)

A magnitude ML 1.6 earthquake occured in region: 4 km NW Prignano sulla Secchia (MO), on

  • 01-08-2023 13:51:11 (UTC)
  • 01-08-2023 15:51:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4710, 10.6740 at 31 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
Prignano sulla Secchia MO 4 3747 3747
Castellarano RE 6 15232 18979
Baiso RE 7 3315 22294
Viano RE 10 3374 25668
Serramazzoni MO 11 8282 33950
Sassuolo MO 12 40853 74803
Carpineti RE 12 4064 78867
Montefiorino MO 13 2203 81070
Fiorano Modenese MO 13 17160 98230
Toano RE 14 4463 102693
Casalgrande RE 14 19310 122003
Casina RE 14 4504 126507
Scandiano RE 14 25483 151990
Polinago MO 15 1672 153662
Maranello MO 17 17359 171021
Palagano MO 17 2194 173215
Albinea RE 18 8860 182075
Vezzano sul Crostolo RE 18 4259 186334
Formigine MO 18 34323 220657
Lama Mocogno MO 19 2734 223391
Pavullo nel Frignano MO 19 17383 240774

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km S of Reggio nell'Emilia (171345 inhabitants)
28 Km SW of Modena (184973 inhabitants)
39 Km SW of Carpi (70699 inhabitants)
46 Km SE of Parma (192836 inhabitants)
53 Km W of Bologna (386663 inhabitants)
63 Km NW of Pistoia (90315 inhabitants)
63 Km NE of Carrara (63133 inhabitants)
64 Km NE of Massa (69479 inhabitants)
71 Km N of Lucca (89046 inhabitants)
74 Km NW of Prato (191150 inhabitants)
75 Km NE of Viareggio (62467 inhabitants)
78 Km NE of La Spezia (93959 inhabitants)
84 Km W of Imola (69797 inhabitants)
85 Km W of Ferrara (133155 inhabitants)
87 Km N of Pisa (89158 inhabitants)
89 Km NW of Scandicci (50609 inhabitants)
90 Km SE of Cremona (71901 inhabitants)
91 Km NW of Firenze (382808 inhabitants)
98 Km W of Faenza (58541 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 1.6 2023-08-01
13:51:11
44.4713 10.674 31 2023-08-01
14:04:22
Sala Sismica INGV-Roma 119760871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-01 13:51:11 ± 0.5
Latitude 44.4713 ± 0.0279
Longitude 10.6740 ± 0.0252
Depth (km) 31 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119760871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3352
Semi-minor axis of confidence ellipse (meter) 589
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 153
Circular confidence region, given by single value of horizontal uncertainty (meter) 3350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 265
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.59085
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 119760871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-01 14:04:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SACR.HNZ. 2023-08-01T13:53:08.15 3.0 undecidable manual Sn -3.99 0
IV.AGLI.HHZ. 2023-08-01T13:52:57.41 3.0 undecidable manual Sg 3.12 0
IV.RCAV.EHZ. 2023-08-01T13:52:49.66 3.0 undecidable manual Sg 5.73 0
GU.RRL.HHZ. 2023-08-01T13:52:42.64 3.0 undecidable manual Sn 7.12 0
IV.SACR.HNZ. 2023-08-01T13:52:32.35 3.0 undecidable manual Pg 12.19 0
IV.PTCC.HHZ. 2023-08-01T13:52:30.03 3.0 undecidable manual Sn -2.13 0
IV.MAGA.HHZ. 2023-08-01T13:51:55.55 3.0 undecidable manual S -2.15 0
IV.MML1.EHZ. 2023-08-01T13:51:54.02 3.0 undecidable manual Pg 3.02 0
IV.MMUR.HNZ. 2023-08-01T13:51:49.77 3.0 undecidable manual Pg 1.3 0
IV.MURB.HHZ. 2023-08-01T13:51:47.17 3.0 undecidable manual Pg 0.86 0
IV.MAGA.HHZ. 2023-08-01T13:51:36.38 3.0 positive manual P -1.96 0
IV.CSNT.HHZ. 2023-08-01T13:51:32.34 3.0 undecidable manual P -4.41 0
IV.BDI.HHZ. 2023-08-01T13:51:27.04 0.3 undecidable manual S 188 45.7209 119 -0.34 68
MN.VLC.HHZ. 2023-08-01T13:51:26.87 0.6 undecidable manual S 214 41.4252 121 0.48 45
IV.ZCCA.HHZ. 2023-08-01T13:51:23.91 0.1 undecidable manual S 119 27.4503 134 0.49 91
IV.MOCL.EHZ. 2023-08-01T13:51:22.88 0.6 undecidable manual P 142 65.5899 110 -0.51 42
IV.PDN10.EHZ. 2023-08-01T13:51:21.16 0.3 undecidable manual S 100
GU.GSCL.HHZ. 2023-08-01T13:51:20.98 0.3 undecidable manual S 207 14.9739 151 -0.41 71
IV.BDI.HHZ. 2023-08-01T13:51:20.89 0.3 positive manual P 188 45.7209 119 0.29 69
MN.VLC.HHZ. 2023-08-01T13:51:20.54 0.3 undecidable manual P 214 41.4252 121 0.51 66
GU.POPM.HHZ. 2023-08-01T13:51:20.67 0.3 undecidable manual P 172 47.7189 118 -0.2 70
IV.ZCCA.HHZ. 2023-08-01T13:51:18.05 0.3 undecidable manual P 119 27.4503 134 -0.26 72
GU.GSCL.HHZ. 2023-08-01T13:51:16.99 0.1 negative manual P 207 14.9739 151 -0.16 100
IV.PDN10.EHZ. 2023-08-01T13:51:16.46 0.1 undecidable manual P 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.POPM.HHE. ML:1.4 0.000054149999999999995 0.58 AML other m 2023-08-01T13:51:28.43
IV.BDI.HHN. ML:1.6 0.0000986 1.78 AML other m 2023-08-01T13:51:29.95
IV.BDI.HHE. ML:1.6 0.00008925 0.82 AML other m 2023-08-01T13:51:29.60
GU.POPM.HHN. ML:1.5 0.00006305 0.18 AML other m 2023-08-01T13:51:29.62
IV.MOCL.EHE. ML:1.9 0.00014150000000000002 0.42 AML other m 2023-08-01T13:51:30.02
IV.MOCL.EHN. ML:1.8 0.0001078 0.42 AML other m 2023-08-01T13:51:36.52
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