Earthquake with magnitude of ML 1.4 on date 21-02-2020 and time 01:10:37 (Italy) in region 5 km E Zocca (MO)

A magnitude ML 1.4 earthquake occured in region: 5 km E Zocca (MO), on

  • 21-02-2020 00:10:37 (UTC)
  • 21-02-2020 01:10:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.3420, 11.0620 at 24 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
Zocca MO 5 4719 4719
Vergato BO 8 7639 12358
Castel d'Aiano BO 8 1906 14264
Marzabotto BO 11 6779 21043
Grizzana Morandi BO 12 3916 24959
Montese MO 13 3353 28312
Guiglia MO 13 3931 32243
Marano sul Panaro MO 15 5060 37303
Savignano sul Panaro MO 16 9177 46480
Sasso Marconi BO 16 14735 61215
Vignola MO 16 25353 86568
Monte San Pietro BO 17 10982 97550
Pavullo nel Frignano MO 18 17383 114933
Monzuno BO 18 6328 121261
Valsamoggia BO 18 30561 151822
Gaggio Montano BO 19 4878 156700
Camugnano BO 19 1885 158585
San Benedetto Val di Sambro BO 20 4315 162900
Castel di Casio BO 20 3448 166348

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Bologna (386663 inhabitants)
36 Km SE of Modena (184973 inhabitants)
47 Km N of Pistoia (90315 inhabitants)
51 Km S of Carpi (70699 inhabitants)
51 Km N of Prato (191150 inhabitants)
52 Km W of Imola (69797 inhabitants)
52 Km SE of Reggio nell'Emilia (171345 inhabitants)
66 Km N of Scandicci (50609 inhabitants)
66 Km N of Firenze (382808 inhabitants)
66 Km W of Faenza (58541 inhabitants)
71 Km SW of Ferrara (133155 inhabitants)
71 Km NE of Lucca (89046 inhabitants)
77 Km SE of Parma (192836 inhabitants)
79 Km W of Forlì (117913 inhabitants)
81 Km E of Massa (69479 inhabitants)
82 Km E of Carrara (63133 inhabitants)
84 Km NE of Viareggio (62467 inhabitants)
87 Km NE of Pisa (89158 inhabitants)
91 Km W of Ravenna (159116 inhabitants)
97 Km W of Cesena (96758 inhabitants)
100 Km SW of Rovigo (51867 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 2020-02-21
00:10:37
44.342 11.0622 25 2020-07-18
21:08:39
Bollettino Sismico Italiano INGV 79966551
Reviewed
Rev100
ML 1.4 2020-02-21
00:10:38
44.3265 11.0682 22 2020-02-21
00:17:25
Sala Sismica INGV-Roma 76685481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-21 00:10:37 ± 0.34
Latitude 44.3420 ± 0.0153
Longitude 11.0622 ± 0.0138
Depth (km) 25 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79966551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1640
Semi-minor axis of confidence ellipse (meter) 631
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 172
Circular confidence region, given by single value of horizontal uncertainty (meter) 1640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 178
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.06205
Epicentral distance of station farthest from the epicenter (degree) 0.43527
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 76685481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-21 00:17:25

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 79966551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-07 00:58:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BDI.HNN. 2020-02-21T00:10:54.22 0.6 undecidable manual S 230 48.3183 110 0.34 47
GU.POPM.HHZ. 2020-02-21T00:10:52.20 0.6 undecidable manual S 216 40.9257 114 0.15 50
IV.SEI.HHZ. 2020-02-21T00:10:52.61 0.6 undecidable manual S 143 39.7269 115 0.86 40
GU.GSCL.HHE. 2020-02-21T00:10:51.35 0.6 undecidable manual S 272 37.629 116 0.1 51
IV.VISG.HHZ. 2020-02-21T00:10:50.62 0.6 undecidable manual S 120 34.1436 119 0.2 50
IV.FNVD.HHE. 2020-02-21T00:10:47.02 0.6 undecidable manual S 166 19.9689 136 -0.37 50
IV.BDI.HNN. 2020-02-21T00:10:46.90 0.1 undecidable manual P 230 48.3183 110 -0.22 96
GU.POPM.HHZ. 2020-02-21T00:10:46.08 0.3 undecidable manual P 216 40.9257 114 0.01 77
IV.SEI.HHZ. 2020-02-21T00:10:45.91 0.3 undecidable manual P 143 39.7269 115 0.02 77
IV.ZCCA.HHZ. 2020-02-21T00:10:45.84 0.6 undecidable manual S 278 6.8931 162 0.26 51
IV.MTRZ.HHZ. 2020-02-21T00:10:45.18 0.3 undecidable manual P 96 28.9488 124 0.73 64
GU.GSCL.HHE. 2020-02-21T00:10:45.96 0.3 undecidable manual P 272 37.629 116 0.36 72
IV.VISG.HHZ. 2020-02-21T00:10:44.68 0.1 undecidable manual P 120 34.1436 119 -0.44 95
IV.FNVD.HHE. 2020-02-21T00:10:42.86 0.3 undecidable manual P 166 19.9689 136 -0.52 72
IV.ZCCA.HHZ. 2020-02-21T00:10:41.91 0.1 positive manual P 278 6.8931 162 -0.42 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ZCCA.HHN. ML:1.5 0.0001885 1.34 AML other m 2020-02-21T00:10:46.94
IV.ZCCA.HHE. ML:1.3 0.0001311 0.44 AML other m 2020-02-21T00:10:47.35
IV.VISG.HHN. ML:1.5 0.0000993 0.28 AML other m 2020-02-21T00:10:51.79
IV.VISG.HHE. ML:1.4 0.00008319999999999999 0.18 AML other m 2020-02-21T00:10:52.46
GU.POPM.HHE. ML:1.4 0.0000707 1.32 AML other m 2020-02-21T00:10:53.30
GU.POPM.HHN. ML:1.4 0.00006670000000000001 0.24 AML other m 2020-02-21T00:10:53.31
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