Earthquake with magnitude of ML 0.8 on date 07-02-2019 and time 00:47:14 (Italy) in region 9 km SE Marradi (FI)

A magnitude ML 0.8 earthquake occured in region: 9 km SE Marradi (FI), on

  • 06-02-2019 23:47:14 (UTC)
  • 07-02-2019 00:47:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.01, 11.66 at 2 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
Marradi FI 9 3139 3139
San Godenzo FI 9 1167 4306
Premilcuore FC 10 799 5105
Portico e San Benedetto FC 10 756 5861
Tredozio FC 11 1212 7073
Palazzuolo sul Senio FI 15 1154 8227
Rocca San Casciano FC 16 1910 10137
Dicomano FI 17 5515 15652
Vicchio FI 18 8044 23696
Londa FI 18 1840 25536
Modigliana FC 20 4560 30096
Galeata FC 20 2516 32612

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km SW of Faenza (58541 inhabitants)
39 Km SW of Forlì (117913 inhabitants)
39 Km S of Imola (69797 inhabitants)
42 Km NE of Firenze (382808 inhabitants)
47 Km E of Prato (191150 inhabitants)
47 Km NE of Scandicci (50609 inhabitants)
49 Km W of Cesena (96758 inhabitants)
60 Km SE of Bologna (386663 inhabitants)
60 Km E of Pistoia (90315 inhabitants)
63 Km N of Arezzo (99543 inhabitants)
63 Km SW of Ravenna (159116 inhabitants)
72 Km W of Rimini (147750 inhabitants)
81 Km NE of Siena (53903 inhabitants)
92 Km SE of Modena (184973 inhabitants)
92 Km S of Ferrara (133155 inhabitants)
95 Km E of Lucca (89046 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
Rev 1000 ML 0.8 2019-02-06
23:47:14
44.01 11.66 2 2019-08-22
08:24:59
Bollettino Sismico Italiano INGV 68415651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-02-06 23:47:14 ± 0.19
Latitude 44.01 ± 0.00
Longitude 11.66 ± 0.01
Depth (km) 2 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68415651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 400
Semi-minor axis of confidence ellipse (meter) 333
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 280
Circular confidence region, given by single value of horizontal uncertainty (meter) 400
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.07734
Epicentral distance of station farthest from the epicenter (degree) 0.34714
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 68415651
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-10 15:21:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MOCL.EHZ. 2019-02-06T23:47:27.80 0.3 undecidable manual S 270 0.3471 93 -0.21 70
IV.BRIS.HHZ. 2019-02-06T23:47:24.10 0.3 undecidable manual S 19 0.2302 95 0.59 65
IV.SEI.HHZ. 2019-02-06T23:47:23.50 0.3 undecidable manual S 282 0.2248 95 0.21 71
IV.ASQU.HHZ. 2019-02-06T23:47:23.50 0.3 undecidable manual S 157 0.2284 95 0.07 73
IV.RUFI.EHZ. 2019-02-06T23:47:22.80 0.3 undecidable manual S 214 0.2014 96 0.39 69
IV.MOCL.EHZ. 2019-02-06T23:47:21.99 1.0 undecidable manual P 270 0.3471 93 -0.35 23
IV.SFI.EHZ. 2019-02-06T23:47:21.00 0.3 undecidable manual S 128 0.1664 97 -0.06 74
IV.BRIS.HHZ. 2019-02-06T23:47:19.69 0.6 undecidable manual P 19 0.2302 95 -0.06 49
IV.SEI.HHZ. 2019-02-06T23:47:19.29 0.3 undecidable manual P 282 0.2248 95 -0.33 69
IV.ASQU.HHZ. 2019-02-06T23:47:19.50 0.3 undecidable manual P 157 0.2284 95 -0.2 71
IV.RUFI.EHZ. 2019-02-06T23:47:19.19 0.3 undecidable manual P 214 0.2014 96 0.08 74
IV.SFI.EHZ. 2019-02-06T23:47:18.29 0.6 undecidable manual P 128 0.1664 97 -0.05 50
IV.LMD.HHZ. 2019-02-06T23:47:17.60 0.1 undecidable manual S 24 0.0773 105 -0.1 100
IV.LMD.HHZ. 2019-02-06T23:47:16.22 0.3 undecidable manual P 24 0.0773 105 -0.18 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LMD.HHE. ML:1.3 0.00032956485 0.1664 AML other m 2019-02-06T23:47:18.66
IV.LMD.HHN. ML:1.2 0.000260217835 0.1024 AML other m 2019-02-06T23:47:17.83
IV.SFI.EHN. ML:0.7 4.9743005E-5 0.1792 AML other m 2019-02-06T23:47:23.15
IV.SFI.EHE. ML:0.5 2.96721245E-5 0.192 AML other m 2019-02-06T23:47:21.61
IV.SFI.HNN. ML:0.7 5.1178995E-5 0.0896 AML other m 2019-02-06T23:47:22.10
IV.RUFI.EHN. ML:0.4 1.9057815E-5 0.0384 AML other m 2019-02-06T23:47:23.48
IV.RUFI.EHE. ML:0.1 8.8568405E-6 0.1152 AML other m 2019-02-06T23:47:23.25
IV.ASQU.HHN. ML:0.9 5.19421115E-5 0.2432 AML other m 2019-02-06T23:47:24.07
IV.ASQU.HHE. ML:0.7 3.659202E-5 0.1152 AML other m 2019-02-06T23:47:24.08
IV.BRIS.HNE. ML:1.1 8.0809705E-5 0.1152 AML other m 2019-02-06T23:47:24.72
IV.BRIS.HHE. ML:1.1 7.5447545E-5 0.1024 AML other m 2019-02-06T23:47:24.71
IV.BRIS.HHN. ML:1.1 8.7485E-5 0.256 AML other m 2019-02-06T23:47:25.18
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download