Earthquake with magnitude of ML 1.3 on date 20-09-2022 and time 03:18:05 (UTC) in region 1 km N Bagno di Romagna (FC)

A magnitude ML 1.3 earthquake occured in region: 1 km N Bagno di Romagna (FC), on

  • 20-09-2022 03:18:05 (UTC)
  • 20-09-2022 05:18:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.8670, 11.9760 at 10 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 1 6026 6026
Verghereto FC 8 1907 7933
Santa Sofia FC 11 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

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)
75 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 1.3 2022-09-20
03:18:05
43.8672 11.9763 10 2024-03-01
15:28:21
Bollettino Sismico Italiano INGV 116282111
Reviewed
Rev100
ML 1.4 2022-09-20
03:18:05
43.8825 12.0045 10 2022-09-20
03:22:52
Sala Sismica INGV-Roma 109913241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-20 03:18:05 ± 0.13
Latitude 43.8672 ± 0.0081
Longitude 11.9763 ± 0.0087
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116282111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1019
Semi-minor axis of confidence ellipse (meter) 243
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 213
Circular confidence region, given by single value of horizontal uncertainty (meter) 1020.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.10072
Epicentral distance of station farthest from the epicenter (degree) 0.64391
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:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 116282111
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-11 14:42:59

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 109913241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-20 03:22:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2022-09-20T03:18:28.34 0.6 undecidable manual S 123 71.4729 50 0.49 41
IV.NARO.HHZ. 2022-09-20T03:18:23.66 0.6 undecidable manual S 120 56.1993 50 -0.09 47
IV.APEC.HNN. 2022-09-20T03:18:22.22 0.6 undecidable manual S 134 49.4172 50 0.28 45
IV.BRIS.HHZ. 2022-09-20T03:18:21.07 0.6 undecidable manual S 337 43.0236 50 0.82 38
IV.PE3.EHE. 2022-09-20T03:18:21.61 0.6 undecidable manual S 114 45.7209 50 0.63 41
IV.RUFI.EHZ. 2022-09-20T03:18:18.97 0.6 undecidable manual S 265 37.4292 50 0.2 47
IV.VMGN.HHN. 2022-09-20T03:18:18.82 0.6 undecidable manual S 285 36.741 50 0.25 46
IV.FRON.EHZ. 2022-09-20T03:18:18.43 0.3 undecidable manual P 123 71.4729 50 -0.18 67
IV.CPGN.EHZ. 2022-09-20T03:18:17.13 0.6 undecidable manual S 105 28.4493 50 0.76 40
IV.PARC.HHZ. 2022-09-20T03:18:17.12 0.6 undecidable manual S 139 32.0457 50 -0.2 48
IV.CRE.HHZ. 2022-09-20T03:18:16.52 0.6 undecidable manual S 184 27.5502 50 0.39 46
IV.LMD.HHE. 2022-09-20T03:18:16.85 0.6 undecidable manual S 317 31.746 50 -0.38 46
IV.NARO.HHZ. 2022-09-20T03:18:15.66 0.3 undecidable manual P 120 56.1993 50 -0.58 62
IV.APEC.HNN. 2022-09-20T03:18:14.96 0.3 undecidable manual P 134 49.4172 50 -0.24 69
IV.BRIS.HHZ. 2022-09-20T03:18:14.17 0.3 undecidable manual P 337 43.0236 50 -0.05 72
IV.PE3.EHE. 2022-09-20T03:18:14.52 0.1 undecidable manual P 114 45.7209 50 -0.12 94
IV.RUFI.EHZ. 2022-09-20T03:18:13.32 0.1 undecidable manual P 265 37.4292 50 -0.05 98
IV.VMGN.HHN. 2022-09-20T03:18:13.24 0.1 undecidable manual P 285 36.741 50 -0.01 98
IV.CPGN.EHZ. 2022-09-20T03:18:12.12 0.1 undecidable manual P 105 28.4493 50 0.14 97
IV.PARC.HHZ. 2022-09-20T03:18:12.08 0.1 undecidable manual P 139 32.0457 50 -0.45 90
IV.CRE.HHZ. 2022-09-20T03:18:11.81 0.1 undecidable manual P 184 27.5502 50 -0.03 99
IV.LMD.HHE. 2022-09-20T03:18:11.88 0.1 undecidable manual P 317 31.746 50 -0.6 86
IV.SFI.EHZ. 2022-09-20T03:18:11.53 0.6 undecidable manual S 292 11.1777 131 0.42 48
IV.SFI.EHZ. 2022-09-20T03:18:09.13 0.1 undecidable manual P 292 11.1777 131 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHN. ML:1.3 0.0002595 0.28 AML other m 2022-09-20T03:18:11.61
IV.SFI.EHE. ML:1.3 0.0002215 0.26 AML other m 2022-09-20T03:18:11.75
IV.CRE.HHN. ML:1.4 0.000144 0.22 AML other m 2022-09-20T03:18:17.22
IV.CRE.HHE. ML:1.2 0.00008315 0.7 AML other m 2022-09-20T03:18:17.64
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