Earthquake (quarry blast) with magnitude of ML 1.5 on date 14-10-2020 and time 10:26:29 (Italy) in region 9 km E Matera (MT)

A magnitude ML 1.5 (quarry blast) earthquake occured in region: 9 km E Matera (MT), on

  • 14-10-2020 08:26:29 (UTC)
  • 14-10-2020 10:26:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.701, 16.697 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Event type: quarry blast.

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
Matera MT 9 60436 60436
Santeramo in Colle BA 12 26734 87170
Laterza TA 12 15290 102460
Ginosa TA 15 22632 125092
Montescaglioso MT 17 9942 135034
Altamura BA 19 70396 205430

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km E of Matera (60436 inhabitants)
19 Km SE of Altamura (70396 inhabitants)
46 Km S of Bitonto (55540 inhabitants)
50 Km S of Bari (326344 inhabitants)
52 Km NW of Taranto (201100 inhabitants)
57 Km S of Molfetta (59874 inhabitants)
63 Km S of Bisceglie (55422 inhabitants)
68 Km SE of Andria (100440 inhabitants)
68 Km SE of Trani (56217 inhabitants)
75 Km E of Potenza (67122 inhabitants)
77 Km SE of Barletta (94814 inhabitants)
92 Km SE of Cerignola (58396 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 1.5 2020-10-14
08:26:29
40.701 16.6968 1 2021-02-26
14:56:19
Bollettino Sismico Italiano INGV 87178461
Reviewed
Rev100
ML 1.4 2020-10-14
08:26:29
40.6753 16.7025 7 2020-10-14
08:35:21
Sala Sismica INGV-Roma 83770801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-14 08:26:29 ± 0.19
Latitude 40.7010 ± 0.0126
Longitude 16.6968 ± 0.0154
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 87178461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1450
Semi-minor axis of confidence ellipse (meter) 1210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 28
Circular confidence region, given by single value of horizontal uncertainty (meter) 1450
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.52251
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 87178461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-15 11:23:19

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 83770801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-14 08:35:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MNTT.EHZ. 2020-10-14T08:28:01.09 3.0 undecidable manual Sg 6.23 0
IV.RMP.HHZ. 2020-10-14T08:27:53.72 3.0 undecidable manual Sg 8.82 0
IV.NDIM.HHZ. 2020-10-14T08:27:45.83 3.0 positive manual Pn -2.56 0
IV.LAV9.HHZ. 2020-10-14T08:27:44.50 3.0 undecidable manual Sg 1.21 0
IV.BRSN.EHZ. 2020-10-14T08:27:36.01 3.0 positive manual Pn 1.38 0
IV.MAGO.CHZ. 2020-10-14T08:27:31.85 3.0 positive manual Pn -3.24 0
IV.VVLD.HHZ. 2020-10-14T08:27:30.30 3.0 undecidable manual Sn -2.06 0
IV.MC2.EHZ. 2020-10-14T08:27:25.31 3.0 undecidable manual Pg 12.33 0
IV.EL6.EHZ. 2020-10-14T08:27:25.77 3.0 undecidable manual Pg 7.72 0
IV.FDMO.HHZ. 2020-10-14T08:27:25.51 3.0 negative manual Pg 10.55 0
IV.CSP1.EHZ. 2020-10-14T08:27:24.03 3.0 negative manual Pg 9.21 0
IV.GUMA.HHZ. 2020-10-14T08:27:22.87 3.0 negative manual Pg 9.16 0
IV.SAP2.EHZ. 2020-10-14T08:27:21.83 3.0 positive manual Pg 8.12 0
IV.MNTT.EHZ. 2020-10-14T08:27:20.86 3.0 negative manual Pg 8.67 0
IV.TRIV.HHZ. 2020-10-14T08:27:13.06 3.0 undecidable manual Sn -5.99 0
X3.T1573.HHZ. 2020-10-14T08:27:13.01 3.0 undecidable manual Pg 3.67 0
IV.GMB.BHZ. 2020-10-14T08:27:12.40 3.0 undecidable manual Sg -2.2 0
IV.PIPA.HHZ. 2020-10-14T08:26:42.53 3.0 undecidable manual S -2.04 0
IV.MRVN.HHZ. 2020-10-14T08:26:41.00 0.3 undecidable manual P 314 0.5225 90 -0.59 62
OT.TAR1.HHE. 2020-10-14T08:26:40.04 0.6 undecidable manual P 111 0.4793 91 -0.59 42
OT.MASS.HHE. 2020-10-14T08:26:37.48 0.3 undecidable manual P 101 0.3453 91 -0.19 72
IV.NOCI.HHZ. 2020-10-14T08:26:36.71 0.3 undecidable manual P 72 0.2914 91 0.24 72
IV.AMUR.HHZ. 2020-10-14T08:26:35.32 0.3 undecidable manual P 341 0.2176 91 0.5 69
IV.MIGL.HHZ. 2020-10-14T08:26:34.78 0.3 undecidable manual P 244 0.2167 91 -0.02 76
GE.MATE.HHZ. 2020-10-14T08:26:31.39 0.1 positive manual P 174 0.0522 95 0.25 100
IX.STN3.HNZ.01 2020-10-14T08:26:27.30 3.0 undecidable manual P -2.65 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GE.MATE.HHE. ML:0 0.0047400105 0.16 AML other m 2020-10-14T08:26:33.13
IV.AMUR.HHE. ML:0 0.0001715211 1.6992 AML other m 2020-10-14T08:26:43.92
IV.AMUR.HHN. ML:1.2 9.3838895E-5 1.6992 AML other m 2020-10-14T08:26:42.97
IV.MIGL.HHN. ML:1.9 0.00059546505 1.2192 AML other m 2020-10-14T08:26:45.05
IV.NOCI.HHN. ML:1.6 0.00018631275 0.2816 AML other m 2020-10-14T08:26:46.18
IV.MIGL.HHE. ML:2 0.00066376835 0.7808 AML other m 2020-10-14T08:26:47.67
IV.NOCI.HHE. ML:1.5 0.0001448607 1.1808 AML other m 2020-10-14T08:26:47.79
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