Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 12-01-2020 and time 18:27:22 (Italy) in region 3 km S Bagno di Romagna (FC)

A magnitude ML 0.8 earthquake occured in region: 3 km S Bagno di Romagna (FC), on

  • 12-01-2020 17:27:22 (UTC)
  • 12-01-2020 18:27:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.8350, 11.9790 at 10 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.

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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 3 6026 6026
Verghereto FC 5 1907 7933
Santa Sofia FC 14 4136 12069
Casteldelci RN 15 407 12476
Chiusi della Verna AR 15 2023 14499
Sarsina FC 16 3446 17945
Sant'Agata Feltria RN 19 2151 20096
Galeata FC 19 2516 22612
Pieve Santo Stefano AR 19 3183 25795
Civitella di Romagna FC 20 3786 29581

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SW of Cesena (96758 inhabitants)
42 Km N of Arezzo (99543 inhabitants)
44 Km S of Forlì (117913 inhabitants)
51 Km S of Faenza (58541 inhabitants)
53 Km W of Rimini (147750 inhabitants)
58 Km E of Firenze (382808 inhabitants)
61 Km SE of Imola (69797 inhabitants)
65 Km E of Scandicci (50609 inhabitants)
67 Km S of Ravenna (159116 inhabitants)
71 Km E of Prato (191150 inhabitants)
76 Km W of Pesaro (94582 inhabitants)
78 Km NE of Siena (53903 inhabitants)
84 Km W of Fano (60888 inhabitants)
86 Km E of Pistoia (90315 inhabitants)
87 Km NW of Perugia (166134 inhabitants)
89 Km SE of Bologna (386663 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 0.8 2020-01-12
17:27:22		 43.8352 11.9788 10 2020-01-12
17:40:56		 Sala Sismica INGV-Roma 75496711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-12 17:27:22 ± 0.07
Latitude 43.8352 ± 0.0036
Longitude 11.9788 ± 0.0050
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 75496711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 517
Semi-minor axis of confidence ellipse (meter) 169
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 229
Circular confidence region, given by single value of horizontal uncertainty (meter) 520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.11781
Epicentral distance of station farthest from the epicenter (degree) 0.46855
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 75496711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-12 17:40:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATMC.EHZ. 2020-01-12T17:27:37.71 0.3 undecidable manual S 158 46.4202 50 0.37 67
IV.BADI.EHZ. 2020-01-12T17:27:36.27 0.3 undecidable manual S 149 41.9247 50 0.12 71
IV.LMD.HHZ. 2020-01-12T17:27:34.31 0.3 undecidable manual S 321 34.5432 50 0.13 72
IV.RUFI.EHZ. 2020-01-12T17:27:34.96 0.3 undecidable manual S 271 37.5291 50 -0.03 73
IV.RINC.HHZ. 2020-01-12T17:27:33.10 0.3 undecidable manual S 281 30.2475 50 0.06 74
IV.PARC.HHN. 2020-01-12T17:27:32.85 0.3 undecidable manual S 135 29.3484 50 0.05 74
IV.BLLA.EHZ. 2020-01-12T17:27:32.19 0.6 undecidable manual P 49 52.0035 50 0.41 44
IV.CRE.HHZ. 2020-01-12T17:27:31.19 0.3 undecidable manual S 185 24.0537 111 0.06 75
IV.ATMC.EHZ. 2020-01-12T17:27:30.75 0.3 undecidable manual P 158 46.4202 50 -0.17 70
IV.BADI.EHZ. 2020-01-12T17:27:30.04 0.3 undecidable manual P 149 41.9247 50 -0.19 70
IV.RUFI.EHZ. 2020-01-12T17:27:29.36 0.3 undecidable manual P 271 37.5291 50 -0.2 71
IV.LMD.HHZ. 2020-01-12T17:27:29.05 0.3 undecidable manual P 321 34.5432 50 -0.04 73
IV.ASQU.HHZ. 2020-01-12T17:27:28.59 0.3 undecidable manual S 254 15.7731 121 0.07 76
IV.RINC.HHZ. 2020-01-12T17:27:28.29 0.3 undecidable manual P 281 30.2475 50 -0.15 72
IV.PARC.HHN. 2020-01-12T17:27:27.87 0.3 undecidable manual P 135 29.3484 50 -0.42 68
IV.CRE.HHZ. 2020-01-12T17:27:27.26 0.3 undecidable manual P 185 24.0537 111 -0.07 74
IV.SFI.EHZ. 2020-01-12T17:27:27.75 0.3 undecidable manual S 306 13.0758 126 0.01 77
IV.SFI.EHZ. 2020-01-12T17:27:25.40 0.3 undecidable manual P 306 13.0758 126 0.02 77
IV.ASQU.HHZ. 2020-01-12T17:27:25.93 0.1 undecidable manual P 254 15.7731 121 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHN. ML:0.6 0.00004455 0.08 AML other m 2020-01-12T17:27:27.81
IV.SFI.EHE. ML:0.8 0.0000743 0.08 AML other m 2020-01-12T17:27:27.85
IV.ASQU.HHE. ML:0.8 0.00006085 0.72 AML other m 2020-01-12T17:27:29.07
IV.ASQU.HHN. ML:0.9 0.00007615 1.76 AML other m 2020-01-12T17:27:29.07
IV.CRE.HHN. ML:1.0 0.0000576 0.2 AML other m 2020-01-12T17:27:31.77
IV.CRE.HHE. ML:0.8 0.0000361 0.7 AML other m 2020-01-12T17:27:32.46
IV.SFI.HNE. ML:0.9 0.000083730915 0.1024 AML other m 2020-01-12T17:27:27.85
IV.SFI.HNN. ML:0.8 0.00006813791 0.0256 AML other m 2020-01-12T17:27:28.15
IV.LMD.HHE. ML:0.7 0.000021074759999999997 0.192 AML other m 2020-01-12T17:27:34.71
IV.LMD.HHN. ML:0.7 0.00001969189 0.7424 AML other m 2020-01-12T17:27:34.46
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