Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 19-05-2020 and time 10:44:04 (UTC) in region 1 km N Bagno di Romagna (FC)

A magnitude ML 1.7 earthquake occured in region: 1 km N Bagno di Romagna (FC), on

  • 19-05-2020 10:44:04 (UTC)
  • 19-05-2020 12:44:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.8690, 11.9740 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.

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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 1 6026 6026
Verghereto FC 9 1907 7933
Santa Sofia FC 10 4136 12069
Sarsina FC 15 3446 15515
Galeata FC 15 2516 18031
Civitella di Romagna FC 16 3786 21817
Casteldelci RN 17 407 22224
Sant'Agata Feltria RN 19 2151 24375
Chiusi della Verna AR 19 2023 26398
Premilcuore FC 20 799 27197

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SW of Cesena (96758 inhabitants)
40 Km S of Forlì (117913 inhabitants)
45 Km N of Arezzo (99543 inhabitants)
47 Km S of Faenza (58541 inhabitants)
52 Km W of Rimini (147750 inhabitants)
58 Km SE of Imola (69797 inhabitants)
59 Km E of Firenze (382808 inhabitants)
64 Km S of Ravenna (159116 inhabitants)
65 Km E of Scandicci (50609 inhabitants)
70 Km E of Prato (191150 inhabitants)
76 Km W of Pesaro (94582 inhabitants)
80 Km NE of Siena (53903 inhabitants)
84 Km W of Fano (60888 inhabitants)
85 Km E of Pistoia (90315 inhabitants)
86 Km SE of Bologna (386663 inhabitants)
91 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
Bulletin
Rev1000 		ML 1.7 2020-05-19
10:44:04		 43.8693 11.9742 9 2020-11-19
12:37:02		 Bollettino Sismico Italiano INGV 82978781
Reviewed
Rev100 		ML 1.6 2020-05-19
10:44:04		 43.8685 11.9573 9 2020-05-19
10:48:15		 Sala Sismica INGV-Roma 79322821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-19 10:44:04 ± 0.11
Latitude 43.8693 ± 0.0063
Longitude 11.9742 ± 0.0075
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82978781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 756
Semi-minor axis of confidence ellipse (meter) 364
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 215
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.09803
Epicentral distance of station farthest from the epicenter (degree) 0.40919
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations 14
Type of magnitude ML
Reference to an origin 79322821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-19 10:48:15

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 82978781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-06 13:56:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRIS.HHZ. 2020-05-19T10:44:19.40 0.6 undecidable manual S 337 42.7239 50 0.77 38
IV.RONT.HHZ. 2020-05-19T10:44:19.86 0.6 undecidable manual S 288 45.4212 50 0.53 42
IV.BADI.EHZ. 2020-05-19T10:44:19.67 0.6 undecidable manual S 151 45.4212 50 0.34 45
IV.RUFI.EHZ. 2020-05-19T10:44:17.24 0.1 undecidable manual S 265 37.3293 50 0.05 96
IV.SSP9.EHZ. 2020-05-19T10:44:16.63 0.6 undecidable manual S 159 35.1426 50 0.04 49
IV.PARC.HHZ. 2020-05-19T10:44:15.84 0.6 undecidable manual S 139 32.3454 50 -0.02 50
IV.CPGN.EHZ. 2020-05-19T10:44:15.85 0.6 undecidable manual S 105 28.749 108 0.99 37
IV.CRE.HHZ. 2020-05-19T10:44:14.92 0.1 undecidable manual S 184 27.8499 109 0.34 94
IV.RINC.HHZ. 2020-05-19T10:44:14.98 0.1 undecidable manual S 274 29.4483 50 -0.09 100
IV.BADI.EHZ. 2020-05-19T10:44:12.76 0.1 undecidable manual P 151 45.4212 50 -0.25 93
IV.RSM2.HHZ. 2020-05-19T10:44:12.08 0.3 undecidable manual P 78 38.4282 50 0.14 72
IV.BRIS.HHZ. 2020-05-19T10:44:12.43 0.1 undecidable manual P 337 42.7239 50 -0.18 95
IV.RONT.HHZ. 2020-05-19T10:44:12.95 0.1 undecidable manual P 288 45.4212 50 -0.06 97
IV.ASQU.HHZ. 2020-05-19T10:44:11.51 0.1 undecidable manual S 241 16.872 119 0.44 96
IV.RUFI.EHZ. 2020-05-19T10:44:11.50 0.1 undecidable manual P 265 37.3293 50 -0.27 95
IV.CPGN.EHZ. 2020-05-19T10:44:10.67 0.1 undecidable manual P 105 28.749 108 0.24 96
IV.SSP9.EHZ. 2020-05-19T10:44:10.74 0.1 undecidable manual P 159 35.1426 50 -0.69 84
IV.CRE.HHZ. 2020-05-19T10:44:10.17 0.1 undecidable manual P 184 27.8499 109 -0.1 99
IV.PARC.HHZ. 2020-05-19T10:44:10.72 0.1 undecidable manual P 139 32.3454 50 -0.29 94
IV.RINC.HHZ. 2020-05-19T10:44:10.25 0.1 undecidable manual P 274 29.4483 50 -0.31 95
IV.SFI.EHZ. 2020-05-19T10:44:09.27 0.1 undecidable manual S 291 10.878 131 -0.1 99
IV.ASQU.HHZ. 2020-05-19T10:44:08.46 0.1 positive manual P 241 16.872 119 0.22 100
IV.SFI.EHZ. 2020-05-19T10:44:07.16 0.1 positive manual P 291 10.878 131 -0.1 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHE. ML:1.7 0.0006615 0.12 AML other m 2020-05-19T10:44:09.45
IV.SFI.HNN. ML:1.8 0.0007205 0.32 AML other m 2020-05-19T10:44:09.61
IV.SFI.HNE. ML:1.7 0.000643 0.12 AML other m 2020-05-19T10:44:09.51
IV.SFI.EHN. ML:1.8 0.000735 0.32 AML other m 2020-05-19T10:44:09.61
IV.ASQU.HHN. ML:1.6 0.0003355 0.2 AML other m 2020-05-19T10:44:11.85
IV.ASQU.HHE. ML:1.6 0.00033899999999999995 0.2 AML other m 2020-05-19T10:44:11.95
IV.CRE.HHE. ML:1.3 0.0001157 1.18 AML other m 2020-05-19T10:44:15.28
IV.RINC.HHE. ML:1.6 0.00020700000000000002 0.2 AML other m 2020-05-19T10:44:15.83
IV.RINC.HHN. ML:1.5 0.000154 0.62 AML other m 2020-05-19T10:44:15.95
IV.CRE.HHN. ML:1.7 0.00028500000000000004 0.48 AML other m 2020-05-19T10:44:16.28
IV.RUFI.EHN. ML:1.5 0.00012595 0.2 AML other m 2020-05-19T10:44:17.55
IV.RUFI.EHE. ML:1.7 0.0002065 0.26 AML other m 2020-05-19T10:44:17.51
IV.BRIS.HHN. ML:1.7 0.00016680745 0.2624 AML other m 2020-05-19T10:44:19.68
IV.BRIS.HHE. ML:1.9 0.0002335 0.38 AML other m 2020-05-19T10:44:19.80
IV.RONT.HHN. ML:2.3 0.00057139655 0.16 AML other m 2020-05-19T10:44:21.64
IV.RONT.HHE. ML:2.3 0.0006309329500000001 0.2624 AML other m 2020-05-19T10:44:21.75
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