Earthquake with magnitude of ML 1.3 on date 28-07-2023 and time 20:06:07 (Italy) in region 1 km SE Prignano sulla Secchia (MO)

A magnitude ML 1.3 earthquake occured in region: 1 km SE Prignano sulla Secchia (MO), on

  • 28-07-2023 18:06:07 (UTC)
  • 28-07-2023 20:06:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4270, 10.7010 at 35 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 1 3747 3747
Serramazzoni MO 7 8282 12029
Polinago MO 9 1672 13701
Montefiorino MO 10 2203 15904
Castellarano RE 10 15232 31136
Baiso RE 11 3315 34451
Palagano MO 13 2194 36645
Toano RE 13 4463 41108
Lama Mocogno MO 13 2734 43842
Sassuolo MO 14 40853 84695
Pavullo nel Frignano MO 14 17383 102078
Carpineti RE 15 4064 106142
Viano RE 15 3374 109516
Fiorano Modenese MO 15 17160 126676
Maranello MO 17 17359 144035
Frassinoro MO 18 1926 145961
Casalgrande RE 18 19310 165271
Casina RE 19 4504 169775
Scandiano RE 19 25483 195258
Villa Minozzo RE 20 3750 199008
Montecreto MO 20 940 199948
Formigine MO 20 34323 234271

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km SW of Modena (184973 inhabitants)
31 Km S of Reggio nell'Emilia (171345 inhabitants)
42 Km SW of Carpi (70699 inhabitants)
51 Km SE of Parma (192836 inhabitants)
52 Km W of Bologna (386663 inhabitants)
58 Km NW of Pistoia (90315 inhabitants)
62 Km NE of Carrara (63133 inhabitants)
62 Km NE of Massa (69479 inhabitants)
67 Km N of Lucca (89046 inhabitants)
68 Km NW of Prato (191150 inhabitants)
72 Km NE of Viareggio (62467 inhabitants)
78 Km E of La Spezia (93959 inhabitants)
81 Km W of Imola (69797 inhabitants)
83 Km NE of Pisa (89158 inhabitants)
84 Km NW of Scandicci (50609 inhabitants)
86 Km NW of Firenze (382808 inhabitants)
86 Km SW of Ferrara (133155 inhabitants)
95 Km SE of Cremona (71901 inhabitants)
95 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 1.3 2023-07-28
18:06:07
44.4273 10.7013 35 2023-07-28
18:30:30
Sala Sismica INGV-Roma 119663091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-28 18:06:07 ± 0.73
Latitude 44.4273 ± 0.0378
Longitude 10.7013 ± 0.0315
Depth (km) 35 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119663091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3352
Semi-minor axis of confidence ellipse (meter) 2747
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 355
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) 244
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.46
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39750
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 119663091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-28 18:30:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BDI.HHZ. 2023-07-28T18:06:23.05 0.6 undecidable manual S 192 41.3253 127 0.3 47
IV.FNVD.HHZ. 2023-07-28T18:06:23.07 0.6 undecidable manual S 131 44.1225 125 -0.3 46
IV.VLC.HHZ. 2023-07-28T18:06:23.58 3.0 undecidable manual S 0
IV.ZCCA.HHZ. 2023-07-28T18:06:20.08 0.6 undecidable manual S 111 23.3544 144 0.72 42
IV.PDN10.EHZ. 2023-07-28T18:06:17.62 0.6 undecidable manual S 100
GU.GSCL.HHN. 2023-07-28T18:06:17.06 0.6 undecidable manual S 227 12.3765 159 -0.88 40
IV.BDI.HHZ. 2023-07-28T18:06:16.56 0.1 undecidable manual P 192 41.3253 127 0.46 90
IV.VLC.HHZ. 2023-07-28T18:06:16.85 3.0 undecidable manual P 0
GU.POPM.HHZ. 2023-07-28T18:06:16.67 0.6 negative manual P 174 42.624 126 0.41 45
IV.FNVD.HHZ. 2023-07-28T18:06:15.97 0.1 undecidable manual P 131 44.1225 125 -0.49 89
IV.ZCCA.HHZ. 2023-07-28T18:06:14.23 0.1 negative manual P 111 23.3544 144 0.09 100
GU.GSCL.HHN. 2023-07-28T18:06:13.12 0.1 undecidable manual P 227 12.3765 159 -0.2 100
IV.PDN10.EHZ. 2023-07-28T18:06:12.57 0.1 undecidable manual P 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ZCCA.HHE. ML:0.0 0.00017549999999999998 0.28 AML other m 2023-07-28T18:06:20.44
IV.ZCCA.HHN. ML:0.0 0.0007955 0.38 AML other m 2023-07-28T18:06:20.50
IV.BDI.HHE. ML:1.2 0.00003575 1.56 AML other m 2023-07-28T18:06:25.13
IV.BDI.HHN. ML:1.3 0.0000448 0.68 AML other m 2023-07-28T18:06:25.21
GU.POPM.HHN. ML:1.2 0.0000332 1.14 AML other m 2023-07-28T18:06:25.30
GU.POPM.HHE. ML:1.0 0.000025 0.12 AML other m 2023-07-28T18:06:25.38
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