Earthquake with magnitude of Md 1.4 on date 30-03-2019 and time 17:04:38 (UTC) in region 4 km SW Bagno di Romagna (FC)

A magnitude Md 1.4 earthquake occured in region: 4 km SW Bagno di Romagna (FC), on

  • 30-03-2019 17:04:38 (UTC)
  • 30-03-2019 18:04:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.83, 11.94 at 9 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
Bagno di Romagna FC 4 6026 6026
Verghereto FC 7 1907 7933
Santa Sofia FC 13 4136 12069
Chiusi della Verna AR 15 2023 14092
Casteldelci RN 18 407 14499
Galeata FC 18 2516 17015
Bibbiena AR 18 12241 29256
Sarsina FC 19 3446 32702
Pratovecchio Stia AR 19 5845 38547
Poppi AR 19 6160 44707
Civitella di Romagna FC 19 3786 48493
Chitignano AR 20 899 49392
Pieve Santo Stefano AR 20 3183 52575

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km N of Arezzo (99543 inhabitants)
41 Km SW of Cesena (96758 inhabitants)
44 Km S of Forlì (117913 inhabitants)
51 Km S of Faenza (58541 inhabitants)
56 Km E of Firenze (382808 inhabitants)
56 Km W of Rimini (147750 inhabitants)
61 Km SE of Imola (69797 inhabitants)
62 Km E of Scandicci (50609 inhabitants)
68 Km E of Prato (191150 inhabitants)
68 Km SW of Ravenna (159116 inhabitants)
76 Km NE of Siena (53903 inhabitants)
78 Km W of Pesaro (94582 inhabitants)
83 Km E of Pistoia (90315 inhabitants)
86 Km W of Fano (60888 inhabitants)
88 Km SE of Bologna (386663 inhabitants)
88 Km NW of Perugia (166134 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 Md 1.4 2019-03-30
17:04:38
43.83 11.94 9 2019-08-22
08:25:11
Bollettino Sismico Italiano INGV 70820591
Rev 100 Md 1.4 2019-03-30
17:04:38
43.83 11.94 9 2019-03-30
17:09:57
Sala Sismica INGV-Roma 67090661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-03-30 17:04:38 ± 0.05
Latitude 43.83 ± 0.00
Longitude 11.94 ± 0.01
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 70820591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 574
Semi-minor axis of confidence ellipse (meter) 147
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
Circular confidence region, given by single value of horizontal uncertainty (meter) 570
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 166
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.29678
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 5
Type of magnitude Md
Reference to an origin 67090661
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-03-30 17:09:57

Md:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 5
Type of magnitude Md
Reference to an origin 70820591
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-07-23 10:05:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.LMD.HHZ. 2019-03-30T17:04:50.29 0.6 undecidable manual S 325 0.2968 50 0.13 47
IV.PARC.HHZ. 2019-03-30T17:04:49.74 0.6 undecidable manual S 131 0.2824 50 0.01 48
IV.CRE.HHZ. 2019-03-30T17:04:47.43 0.6 undecidable manual S 179 0.2149 111 0.01 49
IV.LMD.HHZ. 2019-03-30T17:04:45.13 0.3 undecidable manual P 325 0.2968 50 -0.11 71
IV.PARC.HHZ. 2019-03-30T17:04:44.90 0.3 undecidable manual P 131 0.2824 50 -0.09 71
IV.ASQU.HHZ. 2019-03-30T17:04:43.91 0.6 undecidable manual S 251 0.1178 126 -0.18 48
IV.CRE.HHZ. 2019-03-30T17:04:43.71 0.1 undecidable manual P 179 0.2149 111 0.05 97
GU.CARD.HHZ. 2019-03-30T17:04:43.32 3.0 undecidable manual P -2.14 0
IV.SFI.EHZ. 2019-03-30T17:04:43.50 0.6 undecidable manual S 315 0.0989 130 -0.03 50
IV.SFI.EHZ. 2019-03-30T17:04:41.43 0.1 undecidable manual P 315 0.0989 130 0.02 100
IV.ASQU.HHZ. 2019-03-30T17:04:41.84 0.1 positive manual P 251 0.1178 126 0.1 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHZ. Md:1.3 11 END duration s
IV.ASQU.HHZ. Md:1.1 9 END duration s
IV.CRE.HHZ. Md:1.3 10 END duration s
IV.PARC.HHZ. Md:1.6 15 END duration s
IV.LMD.HHZ. Md:1.6 14 END duration s
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