Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 05-04-2017 and time 07:37:46 (Italy) in region 2 km E Gaggio Montano (BO)

A magnitude ML 2.0 earthquake occured in region: 2 km E Gaggio Montano (BO), on

  • 05-04-2017 05:37:46 (UTC)
  • 05-04-2017 07:37:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1960, 10.9600 at 9 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
Gaggio Montano BO 2 4878 4878
Alto Reno Terme BO 5 6960 11838
Lizzano in Belvedere BO 6 2212 14050
Castel di Casio BO 7 3448 17498
Montese MO 8 3353 20851
Castel d'Aiano BO 10 1906 22757
Sambuca Pistoiese PT 11 1626 24383
Camugnano BO 11 1885 26268
Fanano MO 13 2989 29257
Sestola MO 15 2508 31765
Vergato BO 16 7639 39404
Castiglione dei Pepoli BO 17 5648 45052
Grizzana Morandi BO 17 3916 48968
Zocca MO 17 4719 53687
Pavullo nel Frignano MO 19 17383 71070
Cutigliano PT 19 1488 72558
Montecreto MO 20 940 73498

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km N of Pistoia (90315 inhabitants)
37 Km NW of Prato (191150 inhabitants)
45 Km SW of Bologna (386663 inhabitants)
50 Km S of Modena (184973 inhabitants)
52 Km NW of Scandicci (50609 inhabitants)
53 Km NW of Firenze (382808 inhabitants)
54 Km NE of Lucca (89046 inhabitants)
62 Km SE of Reggio nell'Emilia (171345 inhabitants)
63 Km W of Imola (69797 inhabitants)
66 Km S of Carpi (70699 inhabitants)
67 Km NE of Viareggio (62467 inhabitants)
68 Km E of Massa (69479 inhabitants)
70 Km NE of Pisa (89158 inhabitants)
70 Km E of Carrara (63133 inhabitants)
74 Km W of Faenza (58541 inhabitants)
84 Km SE of Parma (192836 inhabitants)
86 Km W of Forlì (117913 inhabitants)
88 Km SW of Ferrara (133155 inhabitants)
89 Km NE of Livorno (159219 inhabitants)
91 Km E of La Spezia (93959 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 2.0 2017-04-05
05:37:46		 44.1962 10.9598 9 2018-01-10
09:56:15		 Bollettino Sismico Italiano INGV 50878331
Reviewed
Rev100 		ML 2.1 2017-04-05
05:37:46		 44.1925 10.9782 8 2017-04-05
05:42:56		 Sala Sismica INGV-Roma 43403071
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-04-05 05:37:46 ± 0.11
Latitude 44.1962 ± 0.0054
Longitude 10.9598 ± 0.0088
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 50878331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 631
Semi-minor axis of confidence ellipse (meter) 505
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 200
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.12051
Epicentral distance of station farthest from the epicenter (degree) 0.41279
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:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 43403071
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-04-05 05:42:56

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 50878331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-10-11 09:25:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRMI.HHZ. 2017-04-05T05:38:02.22 0.1 undecidable manual S 178 44.4222 50 1.04 69
MN.VLC.HNZ. 2017-04-05T05:38:01.45 0.3 undecidable manual S 265 45.8208 50 -0.09 71
GU.GSCL.HHN. 2017-04-05T05:37:59.04 0.6 undecidable manual S 300 34.1436 50 0.62 42
IV.SEI.HHZ. 2017-04-05T05:37:58.96 0.3 undecidable manual S 116 35.4423 50 0.2 71
IV.BDI.HNZ. 2017-04-05T05:37:57.58 0.3 undecidable manual S 243 32.5452 50 -0.42 68
IV.MPPT.EHZ. 2017-04-05T05:37:56.65 0.1 undecidable manual S 159 28.4493 107 -0.05 99
IV.MOCL.EHZ. 2017-04-05T05:37:56.11 0.1 undecidable manual S 140 27.5502 108 -0.3 94
GU.POPM.HHZ. 2017-04-05T05:37:55.45 0.1 undecidable manual S 224 23.2545 111 0.44 92
IV.ZCCA.HHZ. 2017-04-05T05:37:54.03 0.1 undecidable manual S 4 17.1717 117 0.95 76
MN.VLC.HNZ. 2017-04-05T05:37:54.90 0.1 positive manual P 265 45.8208 50 -0.22 93
IV.CRMI.HHZ. 2017-04-05T05:37:54.74 0.1 positive manual P 178 44.4222 50 -0.17 94
IV.MTRZ.HHZ. 2017-04-05T05:37:54.47 0.1 undecidable manual P 71 39.1275 50 0.38 91
IV.SEI.HHZ. 2017-04-05T05:37:53.65 0.3 undecidable manual P 116 35.4423 50 0.13 72
IV.MTCR.EHZ. 2017-04-05T05:37:53.94 0.1 undecidable manual S 170 18.9699 115 0.31 95
GU.GSCL.HHN. 2017-04-05T05:37:52.55 0.1 positive manual P 300 34.1436 50 -0.77 80
IV.MPPT.EHZ. 2017-04-05T05:37:52.21 0.1 positive manual P 159 28.4493 107 -0.12 98
IV.BDI.HNZ. 2017-04-05T05:37:52.75 0.1 positive manual P 243 32.5452 50 -0.33 93
IV.MOCL.EHZ. 2017-04-05T05:37:51.90 0.1 negative manual P 140 27.5502 108 -0.26 95
IV.FNVD.HHZ. 2017-04-05T05:37:51.74 0.1 undecidable manual S 104 13.3755 124 -0.19 99
GU.POPM.HHZ. 2017-04-05T05:37:51.40 0.1 positive manual P 224 23.2545 111 0.04 100
IV.MTCR.EHZ. 2017-04-05T05:37:50.74 0.1 positive manual P 170 18.9699 115 0.18 98
IV.ZCCA.HHZ. 2017-04-05T05:37:49.96 0.1 positive manual P 4 17.1717 117 -0.28 96
IV.FNVD.HHZ. 2017-04-05T05:37:49.15 0.1 positive manual P 104 13.3755 124 -0.42 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ZCCA.HNN. ML:0.0 0.001413771 0.3296 AML other m 2017-04-05T05:37:55.18
IV.ZCCA.HHN. ML:0.0 0.0013816555 0.3424 AML other m 2017-04-05T05:37:55.00
IV.ZCCA.HNE. ML:0.0 0.00137313445 0.32 AML other m 2017-04-05T05:37:54.66
IV.ZCCA.HHE. ML:0.0 0.0013913718 0.3424 AML other m 2017-04-05T05:37:54.64
IV.CRMI.HHE. ML:0.0 0.00015192085 0.24 AML other m 2017-04-05T05:38:02.74
IV.CRMI.HHN. ML:0.0 0.00010590108000000001 0.5184 AML other m 2017-04-05T05:38:02.44
IV.FNVD.HHN. ML:1.9 0.00081493895 0.1376 AML other m 2017-04-05T05:37:52.01
IV.FNVD.HHE. ML:1.8 0.0006747335 0.24 AML other m 2017-04-05T05:37:51.80
IV.MTCR.EHN. ML:2.0 0.00082596905 0.1792 AML other m 2017-04-05T05:37:54.56
IV.MTCR.EHE. ML:2.1 0.0010883392499999999 0.2208 AML other m 2017-04-05T05:37:54.08
GU.POPM.HHE. ML:2.6 0.0023449745000000003 0.08 AML other m 2017-04-05T05:37:56.52
GU.POPM.HHN. ML:2.6 0.0027671435 0.1408 AML other m 2017-04-05T05:37:56.61
IV.MOCL.EHN. ML:1.9 0.0004035989 0.2208 AML other m 2017-04-05T05:37:57.53
IV.MOCL.EHE. ML:2.1 0.0007075895999999999 0.2208 AML other m 2017-04-05T05:37:57.25
IV.MPPT.EHE. ML:2.3 0.000987067 0.2624 AML other m 2017-04-05T05:37:57.66
IV.MPPT.EHN. ML:2.1 0.000725838 0.16 AML other m 2017-04-05T05:37:57.73
GU.GSCL.HHN. ML:1.8 0.0002767868 0.2016 AML other m 2017-04-05T05:38:00.98
GU.GSCL.HHE. ML:1.7 0.00022013875 0.24 AML other m 2017-04-05T05:38:00.84
IV.BDI.HHE. ML:1.6 0.00017664970000000002 0.2784 AML other m 2017-04-05T05:38:00.25
IV.BDI.HNE. ML:2.0 0.00044546025 0.192 AML other m 2017-04-05T05:37:58.95
IV.BDI.HNN. ML:2.1 0.0005607430500000001 0.1696 AML other m 2017-04-05T05:37:58.07
IV.BDI.HHN. ML:1.8 0.00026690789999999997 0.1984 AML other m 2017-04-05T05:37:58.07
IV.SEI.HHE. ML:2.4 0.000938611 0.3808 AML other m 2017-04-05T05:38:00.26
IV.SEI.HHN. ML:2.3 0.0008029630000000001 0.3392 AML other m 2017-04-05T05:38:00.34
IV.MTRZ.HHE. ML:2.2 0.0006056060999999999 0.3584 AML other m 2017-04-05T05:38:05.01
IV.MTRZ.HNN. ML:2.2 0.0005148778 0.48 AML other m 2017-04-05T05:38:04.03
IV.MTRZ.HHN. ML:2.2 0.0005301400499999999 0.48 AML other m 2017-04-05T05:38:04.03
IV.MTRZ.HNE. ML:2.2 0.00058568905 0.3584 AML other m 2017-04-05T05:38:05.02
IV.CRMI.HNN. ML:1.5 0.00010641738000000001 0.5376 AML other m 2017-04-05T05:38:02.70
IV.CRMI.HNE. ML:1.7 0.00014880645 0.24 AML other m 2017-04-05T05:38:02.62
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
Waveforms Seismic signals in miniseed + resp format Download