Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 24-06-2018 and time 16:02:46 (Italy) in region 4 km E Faenza (RA)

A magnitude ML 1.9 earthquake occured in region: 4 km E Faenza (RA), on

  • 24-06-2018 14:02:46 (UTC)
  • 24-06-2018 16:02:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2700, 11.9290 at 22 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
Faenza RA 4 58541 58541
Forlì FC 10 117913 176454
Castrocaro Terme e Terra del Sole FC 11 6426 182880
Castel Bolognese RA 12 9554 192434
Solarolo RA 12 4488 196922
Cotignola RA 13 7474 204396
Brisighella RA 14 7639 212035
Russi RA 14 12247 224282
Bagnara di Romagna RA 16 2429 226711
Riolo Terme RA 16 5720 232431
Modigliana FC 17 4560 236991
Dovadola FC 17 1653 238644
Bagnacavallo RA 17 16739 255383
Lugo RA 17 32390 287773
Mordano BO 17 4760 292533
Forlimpopoli FC 18 13290 305823
Meldola FC 19 9970 315793
Predappio FC 19 6346 322139
Imola BO 19 69797 391936
Sant'Agata sul Santerno RA 20 2862 394798

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km E of Faenza (58541 inhabitants)
10 Km W of Forlì (117913 inhabitants)
19 Km E of Imola (69797 inhabitants)
27 Km SW of Ravenna (159116 inhabitants)
29 Km NW of Cesena (96758 inhabitants)
53 Km E of Bologna (386663 inhabitants)
56 Km W of Rimini (147750 inhabitants)
68 Km SE of Ferrara (133155 inhabitants)
77 Km NE of Firenze (382808 inhabitants)
79 Km NE of Prato (191150 inhabitants)
82 Km NE of Scandicci (50609 inhabitants)
88 Km W of Pesaro (94582 inhabitants)
89 Km E of Pistoia (90315 inhabitants)
89 Km N of Arezzo (99543 inhabitants)
90 Km E of Modena (184973 inhabitants)
90 Km S of Rovigo (51867 inhabitants)
99 Km W of Fano (60888 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 1.9 2018-06-24
14:02:46		 44.2697 11.9293 22 2019-04-24
14:51:11		 Bollettino Sismico Italiano INGV 66458571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-06-24 14:02:46 ± 0.37
Latitude 44.2697 ± 0.0171
Longitude 11.9293 ± 0.0214
Depth (km) 22 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 66458571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1568
Semi-minor axis of confidence ellipse (meter) 1295
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 117
Circular confidence region, given by single value of horizontal uncertainty (meter) 1570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 138
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.65920
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 66458571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-03-12 10:38:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SFI.EHZ. 2018-06-24T14:03:00.98 0.6 undecidable manual S 189 41.0256 111 0.68 41
IV.PARC.HHZ. 2018-06-24T14:02:59.53 0.3 undecidable manual P 160 73.1712 100 0.34 65
IV.FNVD.HHZ. 2018-06-24T14:02:58.47 0.3 undecidable manual P 260 65.0904 102 0.49 64
IV.LMD.HHZ. 2018-06-24T14:02:57.26 0.6 undecidable manual S 220 27.6501 122 0.17 49
IV.BRSN.EHZ. 2018-06-24T14:02:55.29 0.6 undecidable manual S 82 12.0768 148 1.21 33
IV.IMOL.EHZ. 2018-06-24T14:02:55.79 0.6 undecidable manual S 304 17.871 136 0.75 42
IV.BRIS.HHZ. 2018-06-24T14:02:54.34 0.6 undecidable manual S 249 13.875 144 -0.01 51
IV.SFI.EHZ. 2018-06-24T14:02:54.24 0.1 undecidable manual P 189 41.0256 111 -0.16 94
IV.MTRZ.HHZ. 2018-06-24T14:02:54.89 0.3 undecidable manual P 277 40.3263 111 0.58 65
IV.FAEN.HNZ. 2018-06-24T14:02:53.22 0.3 undecidable manual S 298 4.6953 166 -0.08 77
IV.LMD.HHZ. 2018-06-24T14:02:51.93 0.1 undecidable manual P 220 27.6501 122 -0.62 85
IV.IMOL.EHZ. 2018-06-24T14:02:51.30 0.3 undecidable manual P 304 17.871 136 -0.06 75
IV.BRIS.HHZ. 2018-06-24T14:02:50.36 0.1 negative manual P 249 13.875 144 -0.61 88
IV.BRSN.EHZ. 2018-06-24T14:02:50.66 0.1 undecidable manual P 82 12.0768 148 -0.15 100
IV.FAEN.HNZ. 2018-06-24T14:02:49.82 0.1 undecidable manual P 298 4.6953 166 -0.54 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BRIS.HHN. ML:1.7 0.000316 1.22 AML other m 2018-06-24T14:02:55.69
IV.BRIS.HHE. ML:1.8 0.00035999999999999997 0.22 AML other m 2018-06-24T14:02:55.30
IV.BRSN.EHE. ML:2.4 0.00146 0.44 AML other m 2018-06-24T14:02:55.52
IV.BRSN.HNE. ML:2.4 0.001545 0.36 AML other m 2018-06-24T14:02:55.52
IV.BRSN.EHN. ML:2.2 0.0009730000000000001 1.22 AML other m 2018-06-24T14:02:56.08
IV.BRSN.HNN. ML:2.2 0.0011255 0.26 AML other m 2018-06-24T14:02:56.09
IV.IMOL.HNE. ML:2.3 0.0010025 0.28 AML other m 2018-06-24T14:02:56.52
IV.IMOL.HNN. ML:2.3 0.00118 0.44 AML other m 2018-06-24T14:02:56.53
IV.LMD.HHN. ML:2.0 0.0004295 0.26 AML other m 2018-06-24T14:02:57.57
IV.LMD.HHE. ML:1.8 0.00023799999999999998 0.1 AML other m 2018-06-24T14:02:57.92
IV.SFI.EHE. ML:1.8 0.0001735 0.38 AML other m 2018-06-24T14:03:01.35
IV.SFI.EHN. ML:1.7 0.0001595 0.3 AML other m 2018-06-24T14:03:01.41
IV.MTRZ.HHE. ML:1.7 0.000157 0.46 AML other m 2018-06-24T14:03:05.46
IV.MTRZ.HHN. ML:1.7 0.000149 1.52 AML other m 2018-06-24T14:03:05.22
IV.FNVD.HHE. ML:1.5 0.00005075 0.42 AML other m 2018-06-24T14:03:10.05
IV.FNVD.HHN. ML:1.8 0.0001002 1.6 AML other m 2018-06-24T14:03:11.91
IV.PARC.HHE. ML:1.1 0.000019799999999999997 0.58 AML other m 2018-06-24T14:03:13.45
IV.PARC.HHN. ML:1.1 0.000020749999999999996 0.5 AML other m 2018-06-24T14:03:13.34
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