Earthquake with magnitude of ML 0.9 on date 24-10-2019 and time 19:32:57 (Italy) in region 1 km SW Loiano (BO)

A magnitude ML 0.9 earthquake occured in region: 1 km SW Loiano (BO), on

  • 24-10-2019 17:32:57 (UTC)
  • 24-10-2019 19:32:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2640, 11.3170 at 17 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Loiano BO 1 4294 4294
Monzuno BO 4 6328 10622
Monghidoro BO 5 3749 14371
San Benedetto Val di Sambro BO 8 4315 18686
Monterenzio BO 10 6035 24721
Marzabotto BO 12 6779 31500
Grizzana Morandi BO 13 3916 35416
Pianoro BO 14 17460 52876
Sasso Marconi BO 16 14735 67611
Castel del Rio BO 16 1246 68857
Vergato BO 16 7639 76496
Firenzuola FI 17 4726 81222
Castiglione dei Pepoli BO 19 5648 86870
Fontanelice BO 19 1943 88813

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km S of Bologna (386663 inhabitants)
33 Km W of Imola (69797 inhabitants)
45 Km W of Faenza (58541 inhabitants)
46 Km NE of Prato (191150 inhabitants)
49 Km NE of Pistoia (90315 inhabitants)
53 Km SE of Modena (184973 inhabitants)
55 Km N of Firenze (382808 inhabitants)
57 Km N of Scandicci (50609 inhabitants)
58 Km W of Forlì (117913 inhabitants)
67 Km SE of Carpi (70699 inhabitants)
68 Km SW of Ferrara (133155 inhabitants)
72 Km W of Ravenna (159116 inhabitants)
73 Km SE of Reggio nell'Emilia (171345 inhabitants)
75 Km W of Cesena (96758 inhabitants)
80 Km NE of Lucca (89046 inhabitants)
95 Km NE of Pisa (89158 inhabitants)
96 Km E of Viareggio (62467 inhabitants)
97 Km E of Massa (69479 inhabitants)
97 Km SW of Rovigo (51867 inhabitants)
99 Km SE of Parma (192836 inhabitants)
99 Km E of Carrara (63133 inhabitants)
100 Km NW 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
Reviewed
Rev100
ML 0.9 2019-10-24
17:32:57
44.2637 11.3168 17 2019-10-24
17:42:01
Sala Sismica INGV-Roma 73429071
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-24 17:32:57 ± 0.34
Latitude 44.2637 ± 0.0117
Longitude 11.3168 ± 0.0138
Depth (km) 17 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 73429071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1319
Semi-minor axis of confidence ellipse (meter) 362
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 203
Circular confidence region, given by single value of horizontal uncertainty (meter) 1320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 167
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33635
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 73429071
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-24 17:42:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCRV.HHZ. 2019-10-24T17:33:49.14 3.0 undecidable manual Sn -2.84 0
IV.PLMA.HHZ. 2019-10-24T17:33:41.68 3.0 undecidable manual Sg 13.33 0
IT.ORP.HGZ. 2019-10-24T17:33:39.87 3.0 undecidable manual Sn -1.67 0
IV.BRES.EHZ. 2019-10-24T17:33:38.88 3.0 undecidable manual Sg 3 0
IV.CAR1.HHZ. 2019-10-24T17:33:38.77 3.0 undecidable manual Pg 7.03 0
IV.VIVA.HHZ. 2019-10-24T17:33:28.30 3.0 undecidable manual Sg 4.76 0
IV.LATE.HHZ. 2019-10-24T17:33:13.21 3.0 undecidable manual Sg 1.79 0
IV.BRIS.HNN. 2019-10-24T17:33:10.51 0.3 undecidable manual S 97 36.0417 103 0.61 62
IV.LMD.HHZ. 2019-10-24T17:33:10.35 0.6 undecidable manual S 123 37.3293 103 0.11 47
IV.MOCL.EHZ. 2019-10-24T17:33:08.58 0.1 undecidable manual S 201 30.6471 107 0.05 98
IV.ZCCA.HHZ. 2019-10-24T17:33:07.63 0.3 undecidable manual S 290 28.6491 108 -0.39 68
IT.ORP.HGZ. 2019-10-24T17:33:06.13 3.0 negative manual Pg 3.82 0
IV.SEI.HHZ. 2019-10-24T17:33:06.72 0.1 undecidable manual S 172 23.4543 114 0 100
IV.FNVD.HHE. 2019-10-24T17:33:05.97 0.3 undecidable manual S 235 18.7701 121 0.38 71
IV.ZCCA.HHZ. 2019-10-24T17:33:04.23 0.3 undecidable manual P 290 28.6491 108 0.59 65
IV.BRIS.HNN. 2019-10-24T17:33:04.59 0.1 undecidable manual P 97 36.0417 103 -0.13 96
IV.MOCL.EHZ. 2019-10-24T17:33:04.39 0.1 undecidable manual P 201 30.6471 107 0.46 90
IV.LMD.HHZ. 2019-10-24T17:33:04.19 0.1 undecidable manual P 123 37.3293 103 -0.73 82
IV.SEI.HHZ. 2019-10-24T17:33:02.45 0.1 undecidable manual P 172 23.4543 114 -0.44 92
IV.FNVD.HHE. 2019-10-24T17:33:01.99 0.1 undecidable manual P 235 18.7701 121 -0.25 96
IV.RIBO.EHZ.01 2019-10-24T17:32:50.29 3.0 undecidable manual Pg 2.38 0
IV.MCIV.CHZ. 2019-10-24T17:32:43.40 3.0 positive manual Pn -1.13 0
IV.PE3.EHZ. 2019-10-24T17:32:41.02 3.0 undecidable manual S -0.19 0
IV.PE3.EHZ. 2019-10-24T17:32:28.00 3.0 undecidable manual P -0.42 0
IV.FRON.EHZ. 2019-10-24T17:32:26.93 3.0 undecidable manual P -1.18 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOCL.EHN. ML:1.1 0.00005213763 0.1536 AML other m 2019-10-24T17:33:10.48
IV.MOCL.EHE. ML:1.1 0.00005583729000000001 0.1792 AML other m 2019-10-24T17:33:10.73
IV.ZCCA.HHE. ML:0.5 0.000015568135 0.192 AML other m 2019-10-24T17:33:07.94
IV.ZCCA.HHN. ML:0.3 0.000009928705 1.0368 AML other m 2019-10-24T17:33:08.10
IV.ZCCA.HNE. ML:1.1 0.00005611756 0.7168 AML other m 2019-10-24T17:33:07.59
IV.ZCCA.HNN. ML:0.9 0.00003460857 0.3456 AML other m 2019-10-24T17:33:07.82
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