Earthquake with magnitude of ML 1.4 on date 09-04-2020 and time 06:21:38 (UTC) in region 5 km W Prignano sulla Secchia (MO)

A magnitude ML 1.4 earthquake occured in region: 5 km W Prignano sulla Secchia (MO), on

  • 09-04-2020 06:21:38 (UTC)
  • 09-04-2020 08:21:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4470, 10.6240 at 32 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 5 3747 3747
Baiso RE 6 3315 7062
Carpineti RE 8 4064 11126
Toano RE 9 4463 15589
Montefiorino MO 10 2203 17792
Castellarano RE 11 15232 33024
Viano RE 11 3374 36398
Casina RE 12 4504 40902
Serramazzoni MO 14 8282 49184
Polinago MO 14 1672 50856
Palagano MO 14 2194 53050
Villa Minozzo RE 15 3750 56800
Sassuolo MO 16 40853 97653
Frassinoro MO 17 1926 99579
Lama Mocogno MO 18 2734 102313
Castelnovo ne' Monti RE 18 10465 112778
Scandiano RE 18 25483 138261
Fiorano Modenese MO 18 17160 155421
Vezzano sul Crostolo RE 18 4259 159680
Casalgrande RE 19 19310 178990
Albinea RE 19 8860 187850

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km S of Reggio nell'Emilia (171345 inhabitants)
33 Km SW of Modena (184973 inhabitants)
43 Km SW of Carpi (70699 inhabitants)
46 Km SE of Parma (192836 inhabitants)
57 Km W of Bologna (386663 inhabitants)
59 Km NE of Carrara (63133 inhabitants)
60 Km NE of Massa (69479 inhabitants)
62 Km NW of Pistoia (90315 inhabitants)
68 Km N of Lucca (89046 inhabitants)
71 Km NE of Viareggio (62467 inhabitants)
73 Km NW of Prato (191150 inhabitants)
74 Km NE of La Spezia (93959 inhabitants)
83 Km N of Pisa (89158 inhabitants)
87 Km W of Imola (69797 inhabitants)
89 Km NW of Scandicci (50609 inhabitants)
90 Km W of Ferrara (133155 inhabitants)
90 Km SE of Cremona (71901 inhabitants)
91 Km NW of Firenze (382808 inhabitants)
100 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
Bulletin
Rev1000
ML 1.4 2020-04-09
06:21:38
44.4468 10.6242 33 2020-07-18
21:08:41
Bollettino Sismico Italiano INGV 80455481
Reviewed
Rev100
ML 1.4 2020-04-09
06:21:37
44.4733 10.5567 35 2020-04-09
06:45:47
Sala Sismica INGV-Roma 78033351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-09 06:21:38 ± 0.75
Latitude 44.4468 ± 0.0315
Longitude 10.6242 ± 0.0504
Depth (km) 33 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80455481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3382
Semi-minor axis of confidence ellipse (meter) 3251
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 93
Circular confidence region, given by single value of horizontal uncertainty (meter) 3380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 241
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.47
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43887
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 80455481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-23 19:34:08

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 78033351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-09 06:45:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.VNF1.HGZ. 2020-04-09T06:23:28.06 3.0 undecidable manual Sg 7.52 0
IV.ROSPO.HHZ. 2020-04-09T06:23:11.57 3.0 undecidable manual Sn -4.38 0
CR.STON.BHZ. 2020-04-09T06:22:54.04 3.0 negative manual Pn 5.57 0
GU.CANO.HHZ. 2020-04-09T06:22:43.60 3.0 undecidable manual Sn 5.21 0
IV.ROSPO.HHZ. 2020-04-09T06:22:39.22 3.0 undecidable manual Pg 9.26 0
IV.VIVA.HHZ. 2020-04-09T06:22:26.92 3.0 undecidable manual Pg 3.46 0
GU.CIRO.HHZ. 2020-04-09T06:22:19.58 3.0 undecidable manual Pn 4.1 0
IV.FIAM.HHZ. 2020-04-09T06:22:13.40 3.0 negative manual Pn -5.01 0
OX.MPRI.HHZ. 2020-04-09T06:22:04.52 3.0 negative manual Pg -0.22 0
IV.BDI.HHZ. 2020-04-09T06:21:54.17 0.3 undecidable manual S 183 42.624 123 0.08 72
IV.ZCCA.HNZ. 2020-04-09T06:21:52.13 0.6 undecidable manual S 111 29.8479 134 0.74 41
GU.EQUI.HHN. 2020-04-09T06:21:48.96 0.3 undecidable manual P 230 48.7179 119 0.67 61
GU.GSCL.HHZ. 2020-04-09T06:21:48.32 0.3 undecidable manual S 195 11.0778 160 -0.25 74
IV.BDI.HHZ. 2020-04-09T06:21:47.24 0.3 undecidable manual P 183 42.624 123 -0.26 70
IV.ZCCA.HNZ. 2020-04-09T06:21:45.61 0.3 undecidable manual P 111 29.8479 134 -0.33 70
GU.GSCL.HHZ. 2020-04-09T06:21:44.14 0.1 undecidable manual P 195 11.0778 160 -0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GSCL.HHN. ML:1.7 0.000226 0.28 AML other m 2020-04-09T06:21:49.15
GU.GSCL.HHE. ML:1.6 0.000175 0.26 AML other m 2020-04-09T06:21:49.22
IV.BDI.HHN. ML:1.1 0.00003229999999999999 0.54 AML other m 2020-04-09T06:21:55.74
IV.BDI.HHE. ML:1.0 0.00002685 0.62 AML other m 2020-04-09T06:21:56.33
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