Earthquake with magnitude of ML 1.6 on date 25-06-2019 and time 00:40:23 (Italy) in region 7 km NW Castel del Rio (BO)

A magnitude ML 1.6 earthquake occured in region: 7 km NW Castel del Rio (BO), on

  • 24-06-2019 22:40:23 (UTC)
  • 25-06-2019 00:40:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2510, 11.4400 at 27 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
Castel del Rio BO 7 1246 1246
Monterenzio BO 9 6035 7281
Loiano BO 10 4294 11575
Fontanelice BO 10 1943 13518
Monghidoro BO 10 3749 17267
Borgo Tossignano BO 12 3288 20555
Monzuno BO 14 6328 26883
Casola Valsenio RA 15 2617 29500
Casalfiumanese BO 15 3438 32938
Firenzuola FI 16 4726 37664
San Benedetto Val di Sambro BO 17 4315 41979
Pianoro BO 17 17460 59439
Palazzuolo sul Senio FI 18 1154 60593
Dozza BO 19 6652 67245

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km W of Imola (69797 inhabitants)
28 Km S of Bologna (386663 inhabitants)
36 Km W of Faenza (58541 inhabitants)
48 Km W of Forlì (117913 inhabitants)
49 Km NE of Prato (191150 inhabitants)
55 Km NE of Pistoia (90315 inhabitants)
55 Km N of Firenze (382808 inhabitants)
58 Km NE of Scandicci (50609 inhabitants)
60 Km SE of Modena (184973 inhabitants)
63 Km W of Ravenna (159116 inhabitants)
65 Km W of Cesena (96758 inhabitants)
67 Km S of Ferrara (133155 inhabitants)
74 Km SE of Carpi (70699 inhabitants)
81 Km SE of Reggio nell'Emilia (171345 inhabitants)
87 Km NE of Lucca (89046 inhabitants)
92 Km W of Rimini (147750 inhabitants)
94 Km NW of Arezzo (99543 inhabitants)
96 Km SW of Rovigo (51867 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 1.6 2019-06-24
22:40:23
44.2507 11.4397 27 2019-11-13
14:31:00
Bollettino Sismico Italiano INGV 72046691
Reviewed
Rev100
ML 1.6 2019-06-24
22:40:24
44.2687 11.4492 26 2019-06-24
22:49:17
Sala Sismica INGV-Roma 69884571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-06-24 22:40:23 ± 0.18
Latitude 44.2507 ± 0.0054
Longitude 11.4397 ± 0.0100
Depth (km) 27 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72046691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 717
Semi-minor axis of confidence ellipse (meter) 277
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 81
Circular confidence region, given by single value of horizontal uncertainty (meter) 720.0
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 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.06295
Epicentral distance of station farthest from the epicenter (degree) 0.55398
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:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 69884571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-06-24 22:49:17

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 72046691
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-02 11:55:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTCR.EHE. 2019-06-24T22:40:39.09 0.3 undecidable manual S 235 42.7239 116 0.32 71
IV.RUFI.EHE. 2019-06-24T22:40:39.83 0.3 undecidable manual S 173 46.1205 114 0.23 72
IV.MOCL.EHZ. 2019-06-24T22:40:36.87 0.6 undecidable manual S 217 34.1436 122 0.09 50
IV.BRIS.HHZ. 2019-06-24T22:40:35.28 0.3 undecidable manual S 96 26.1516 131 0.23 72
IV.LMD.HHZ. 2019-06-24T22:40:35.71 0.3 undecidable manual S 132 28.6491 128 0.14 74
IV.RAVA.EHN. 2019-06-24T22:40:35.51 0.3 undecidable manual P 336 61.494 107 0.31 67
IV.SEI.HHZ. 2019-06-24T22:40:34.43 0.3 undecidable manual S 197 22.755 135 0.05 77
IV.MTCR.EHE. 2019-06-24T22:40:32.74 0.3 undecidable manual P 235 42.7239 116 0.25 71
IV.RUFI.EHE. 2019-06-24T22:40:32.88 0.3 undecidable manual P 173 46.1205 114 -0.09 72
IV.MTRZ.HHZ. 2019-06-24T22:40:32.14 0.6 undecidable manual S 350 6.993 164 -0.05 53
IV.FIU.EHN. 2019-06-24T22:40:32.93 0.3 undecidable manual P 5 43.4232 115 0.33 69
IV.MOCL.EHZ. 2019-06-24T22:40:31.05 0.1 undecidable manual P 217 34.1436 122 -0.3 94
IV.BRIS.HHZ. 2019-06-24T22:40:30.22 0.1 undecidable manual P 96 26.1516 131 -0.13 100
IV.LMD.HHZ. 2019-06-24T22:40:30.46 0.1 undecidable manual P 132 28.6491 128 -0.19 98
IV.SEI.HHZ. 2019-06-24T22:40:29.77 0.3 undecidable manual P 197 22.755 135 -0.19 74
IV.MTRZ.HHZ. 2019-06-24T22:40:28.21 0.1 undecidable manual P 350 6.993 164 -0.49 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRZ.HNN. ML:1.8 0.00033650000000000005 0.26 AML other m 2019-06-24T22:40:33.23
IV.MTRZ.HHN. ML:1.8 0.0003525 0.26 AML other m 2019-06-24T22:40:33.23
IV.SEI.HHN. ML:1.5 0.000123 1.3 AML other m 2019-06-24T22:40:34.96
IV.MTRZ.HHE. ML:1.7 0.000309 0.34 AML other m 2019-06-24T22:40:35.18
IV.MTRZ.HNE. ML:1.7 0.000297 0.34 AML other m 2019-06-24T22:40:35.02
IV.BRIS.HHN. ML:1.6 0.00016749999999999998 0.66 AML other m 2019-06-24T22:40:35.90
IV.BRIS.HHE. ML:1.8 0.000273 0.28 AML other m 2019-06-24T22:40:35.80
IV.LMD.HHN. ML:1.2 0.000057499999999999995 0.16 AML other m 2019-06-24T22:40:36.49
IV.LMD.HHE. ML:1.1 0.000043700000000000005 0.56 AML other m 2019-06-24T22:40:36.83
IV.SEI.HHE. ML:1.4 0.00009495 0.96 AML other m 2019-06-24T22:40:37.47
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