Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 18-06-2022 and time 20:17:48 (Italy) in region 4 km SW Imola (BO)

A magnitude ML 1.5 earthquake occured in region: 4 km SW Imola (BO), on

  • 18-06-2022 18:17:48 (UTC)
  • 18-06-2022 20:17:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3280, 11.6780 at 24 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Imola BO 4 69797 69797
Dozza BO 5 6652 76449
Casalfiumanese BO 6 3438 79887
Riolo Terme RA 7 5720 85607
Borgo Tossignano BO 9 3288 88895
Castel Bolognese RA 10 9554 98449
Castel San Pietro Terme BO 11 20811 119260
Castel Guelfo di Bologna BO 12 4455 123715
Fontanelice BO 12 1943 125658
Casola Valsenio RA 12 2617 128275
Mordano BO 13 4760 133035
Bagnara di Romagna RA 14 2429 135464
Solarolo RA 14 4488 139952
Brisighella RA 14 7639 147591
Medicina BO 17 16739 164330
Faenza RA 17 58541 222871
Massa Lombarda RA 18 10653 233524
Castel del Rio BO 19 1246 234770
Sant'Agata sul Santerno RA 20 2862 237632

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km SW of Imola (69797 inhabitants)
17 Km W of Faenza (58541 inhabitants)
31 Km W of Forlì (117913 inhabitants)
33 Km SE of Bologna (386663 inhabitants)
43 Km W of Ravenna (159116 inhabitants)
50 Km W of Cesena (96758 inhabitants)
57 Km S of Ferrara (133155 inhabitants)
68 Km NE of Prato (191150 inhabitants)
69 Km SE of Modena (184973 inhabitants)
71 Km NE of Firenze (382808 inhabitants)
75 Km NE of Scandicci (50609 inhabitants)
75 Km NE of Pistoia (90315 inhabitants)
77 Km W of Rimini (147750 inhabitants)
81 Km SE of Carpi (70699 inhabitants)
83 Km S of Rovigo (51867 inhabitants)
93 Km E of Reggio nell'Emilia (171345 inhabitants)
97 Km N of Arezzo (99543 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 1.5 2022-06-18
18:17:48		 44.3277 11.6783 24 2023-01-31
19:03:18		 Bollettino Sismico Italiano INGV 106439421
Reviewed
Rev100 		ML 1.5 2022-06-18
18:17:48		 44.3398 11.6593 23 2022-06-18
18:26:40		 Sala Sismica INGV-Roma 106219761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-06-18 18:17:48 ± 0.32
Latitude 44.3277 ± 0.0117
Longitude 11.6783 ± 0.0163
Depth (km) 24 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 106439421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1100
Semi-minor axis of confidence ellipse (meter) 1092
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 233
Circular confidence region, given by single value of horizontal uncertainty (meter) 1100.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 1.03332
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 106439421
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-24 09:49:21

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 106219761
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-06-18 18:26:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TEOL.HHE. 2022-06-18T18:18:08.04 1.0 undecidable manual P 360 114.6963 97 0.69 18
IV.FNVD.HHZ. 2022-06-18T18:18:04.30 0.6 undecidable manual S 248 47.5191 110 0.38 44
IV.SFI.EHZ. 2022-06-18T18:18:04.91 0.3 undecidable manual S 164 48.8178 110 0.68 58
IV.SEI.HHZ. 2022-06-18T18:18:02.52 0.6 undecidable manual S 220 39.5271 115 0.58 42
IV.VISG.HHZ. 2022-06-18T18:17:58.24 0.6 undecidable manual S 232 24.753 129 -0.32 46
IV.MTRZ.HHZ. 2022-06-18T18:17:58.04 0.6 undecidable manual S 265 20.1687 135 0.38 46
IV.LMD.HHZ. 2022-06-18T18:17:58.82 0.3 undecidable manual S 175 27.8499 125 -0.4 68
IV.FNVD.HHZ. 2022-06-18T18:17:57.36 0.3 undecidable manual P 248 47.5191 110 0.12 70
IV.SFI.EHZ. 2022-06-18T18:17:57.78 0.3 undecidable manual P 164 48.8178 110 0.37 65
IV.BRIS.HHZ. 2022-06-18T18:17:56.37 0.3 undecidable manual S 148 13.3755 148 -0.16 74
IV.IMOL.EHZ. 2022-06-18T18:17:56.00 0.3 undecidable manual S 55 6.1938 164 0.26 72
IV.SEI.HHZ. 2022-06-18T18:17:55.70 0.1 undecidable manual P 220 39.5271 115 -0.4 88
IV.LMD.HHZ. 2022-06-18T18:17:54.19 0.3 negative manual P 175 27.8499 125 -0.34 69
IV.VISG.HHZ. 2022-06-18T18:17:53.48 0.1 negative manual P 232 24.753 129 -0.67 83
IV.MTRZ.HHZ. 2022-06-18T18:17:53.81 0.1 undecidable manual P 265 20.1687 135 0.19 96
IV.IMOL.EHZ. 2022-06-18T18:17:52.43 0.3 undecidable manual P 55 6.1938 164 -0.09 75
IV.BRIS.HHZ. 2022-06-18T18:17:52.92 0.1 positive manual P 148 13.3755 148 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRZ.HNN. ML:1.8 0.0003265 1.14 AML other m 2022-06-18T18:17:55.34
IV.MTRZ.HNE. ML:1.9 0.0004015 0.92 AML other m 2022-06-18T18:17:55.34
IV.BRIS.HHE. ML:1.3 0.0001205 1.12 AML other m 2022-06-18T18:17:56.62
IV.BRIS.HHN. ML:1.5 0.000188 0.3 AML other m 2022-06-18T18:17:56.82
IV.VISG.HHE. ML:1.6 0.000185 1.82 AML other m 2022-06-18T18:17:58.00
IV.LMD.HHE. ML:1.4 0.0000931 1.52 AML other m 2022-06-18T18:17:59.04
IV.VISG.HHN. ML:1.6 0.000157 0.12 AML other m 2022-06-18T18:17:59.76
IV.MTRZ.HHE. ML:1.0 0.00005 0.28 AML other m 2022-06-18T18:18:00.06
IV.LMD.HHN. ML:1.4 0.00009970000000000001 1.68 AML other m 2022-06-18T18:18:00.00
IV.MTRZ.HHN. ML:1.7 0.000237 0.24 AML other m 2022-06-18T18:18:02.48
IV.SEI.HHN. ML:2.2 0.0005385 1.72 AML other m 2022-06-18T18:18:02.12
IV.SEI.HHE. ML:1.9 0.0002575 0.3 AML other m 2022-06-18T18:18:03.60
IV.FNVD.HHN. ML:1.5 0.00007980000000000002 1.06 AML other m 2022-06-18T18:18:04.26
IV.SFI.EHE. ML:1.2 0.0000327 1.3 AML other m 2022-06-18T18:18:05.73
IV.SFI.EHN. ML:1.1 0.00003155 0.24 AML other m 2022-06-18T18:18:05.86
IV.FNVD.HHE. ML:1.4 0.00005945 0.4 AML other m 2022-06-18T18:18:05.99
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