Earthquake with magnitude of ML 0.8 on date 19-04-2020 and time 12:46:19 (Italy) in region 6 km SW Sambuca Pistoiese (PT)

A magnitude ML 0.8 earthquake occured in region: 6 km SW Sambuca Pistoiese (PT), on

  • 19-04-2020 10:46:19 (UTC)
  • 19-04-2020 12:46:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0550, 10.9650 at 11 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
Sambuca Pistoiese PT 6 1626 1626
Alto Reno Terme BO 11 6960 8586
Cantagallo PO 12 3105 11691
Lizzano in Belvedere BO 13 2212 13903
Castel di Casio BO 14 3448 17351
San Marcello Pistoiese PT 14 6416 23767
Pistoia PT 14 90315 114082
Montale PT 14 10737 124819
Montemurlo PO 15 18456 143275
Vernio PO 15 6060 149335
Vaiano PO 16 9895 159230
Piteglio PT 16 1683 160913
Camugnano BO 16 1885 162798
Gaggio Montano BO 16 4878 167676
Agliana PT 17 17525 185201
Cutigliano PT 17 1488 186689
Castiglione dei Pepoli BO 18 5648 192337
Serravalle Pistoiese PT 20 11659 203996

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km N of Pistoia (90315 inhabitants)
22 Km NW of Prato (191150 inhabitants)
37 Km NW of Scandicci (50609 inhabitants)
39 Km NW of Firenze (382808 inhabitants)
44 Km NE of Lucca (89046 inhabitants)
58 Km SW of Bologna (386663 inhabitants)
59 Km NE of Pisa (89158 inhabitants)
61 Km E of Viareggio (62467 inhabitants)
66 Km E of Massa (69479 inhabitants)
66 Km S of Modena (184973 inhabitants)
68 Km W of Imola (69797 inhabitants)
69 Km E of Carrara (63133 inhabitants)
76 Km SE of Reggio nell'Emilia (171345 inhabitants)
77 Km NE of Livorno (159219 inhabitants)
78 Km W of Faenza (58541 inhabitants)
81 Km S of Carpi (70699 inhabitants)
87 Km NW of Siena (53903 inhabitants)
88 Km W of Forlì (117913 inhabitants)
91 Km E of La Spezia (93959 inhabitants)
97 Km SE of Parma (192836 inhabitants)
99 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
Bulletin
Rev1000
ML 0.8 2020-04-19
10:46:19
44.0547 10.9652 11 2020-07-18
21:08:34
Bollettino Sismico Italiano INGV 78498841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-19 10:46:19 ± 0.05
Latitude 44.0547 ± 0.0045
Longitude 10.9652 ± 0.0038
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78498841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 475
Semi-minor axis of confidence ellipse (meter) 165
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 170
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42808
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 78498841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-23 09:38:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIPA.HHZ. 2020-04-19T10:47:48.47 3.0 undecidable manual Pg 22.17 0
OT.OT05.EHZ. 2020-04-19T10:47:41.51 3.0 undecidable manual Sn -0.35 0
IV.BRMO.HHZ. 2020-04-19T10:47:16.25 3.0 undecidable manual Sn -0.28 0
IV.SARZ.HHZ. 2020-04-19T10:47:09.41 3.0 undecidable manual Sg 9.36 0
OT.OT12.EHZ. 2020-04-19T10:47:03.93 3.0 negative manual Pn 4.05 0
IV.IMI.HHZ. 2020-04-19T10:46:47.99 3.0 undecidable manual Pg 8.43 0
GU.TRAV.HHZ. 2020-04-19T10:46:47.02 3.0 undecidable manual Pn -0.16 0
IV.SARZ.HHZ. 2020-04-19T10:46:38.79 3.0 positive manual Pg 5.13 0
IV.BDI.HHZ. 2020-04-19T10:46:29.66 0.3 undecidable manual S 272 29.4483 50 0.18 95
IV.MTRZ.HHZ. 2020-04-19T10:46:27.71 0.6 undecidable manual P 52 46.4202 50 0.02 63
MN.VLC.HHZ. 2020-04-19T10:46:27.50 0.6 undecidable manual P 284 47.5191 50 -0.36 59
IV.VISG.HHZ. 2020-04-19T10:46:26.85 0.6 undecidable manual P 68 40.2264 50 0.12 63
GU.MAIM.HHZ. 2020-04-19T10:46:26.86 0.6 undecidable manual P 248 40.9257 50 0.03 64
IV.FNVD.HHZ. 2020-04-19T10:46:26.12 0.6 undecidable manual S 45 17.7711 121 -0.1 65
IV.SEI.HHZ. 2020-04-19T10:46:25.43 0.6 undecidable manual P 90 31.3464 50 0.07 64
IV.MPPT.EHZ. 2020-04-19T10:46:25.30 0.6 undecidable manual S 137 14.6742 126 -0.03 67
GU.POPM.HHZ. 2020-04-19T10:46:25.92 0.3 undecidable manual S 266 16.6722 122 0.04 100
IV.BDI.HHZ. 2020-04-19T10:46:24.86 0.3 undecidable manual P 272 29.4483 50 -0.21 94
IV.FNVD.HHZ. 2020-04-19T10:46:23.28 0.3 undecidable manual P 45 17.7711 121 0.09 98
GU.POPM.HHZ. 2020-04-19T10:46:23.11 0.6 undecidable manual P 266 16.6722 122 0.11 65
IV.MPPT.EHZ. 2020-04-19T10:46:22.64 0.3 undecidable manual P 137 14.6742 126 -0.03 100
IV.ATCC.EHZ. 2020-04-19T10:46:22.27 3.0 undecidable manual P -0.9 0
IV.NARO.HHZ. 2020-04-19T10:46:21.04 3.0 undecidable manual P 0.05 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MPPT.EHN. ML:1.0 0.00009984999999999999 0.6 AML other m 2020-04-19T10:46:25.77
IV.MPPT.EHE. ML:1.0 0.00008305000000000001 0.36 AML other m 2020-04-19T10:46:25.78
GU.POPM.HHE. ML:0.8 0.00005115 0.12 AML other m 2020-04-19T10:46:26.57
GU.POPM.HHN. ML:0.9 0.00006355 0.16 AML other m 2020-04-19T10:46:26.81
IV.FNVD.HHE. ML:0.8 0.00005295 0.92 AML other m 2020-04-19T10:46:27.62
IV.FNVD.HHN. ML:0.9 0.0000628 1.14 AML other m 2020-04-19T10:46:27.33
IV.BDI.HHN. ML:0.6 0.000018950000000000003 0.82 AML other m 2020-04-19T10:46:30.54
IV.BDI.HHE. ML:0.5 0.0000154 0.4 AML other m 2020-04-19T10:46:30.90
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