Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 09-09-2018 and time 21:39:44 (Italy) in region 6 km E Aliano (MT)

A magnitude ML 0.8 earthquake occured in region: 6 km E Aliano (MT), on

  • 09-09-2018 19:39:44 (UTC)
  • 09-09-2018 21:39:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.3160, 16.3030 at 26 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
Aliano MT 6 1008 1008
Sant'Arcangelo PZ 8 6533 7541
Stigliano MT 12 4361 11902
Missanello PZ 12 566 12468
Roccanova PZ 14 1543 14011
Cirigliano MT 14 375 14386
Gallicchio PZ 14 862 15248
Gorgoglione MT 16 989 16237
Tursi MT 17 5037 21274
Craco MT 17 745 22019
Castronuovo di Sant'Andrea PZ 17 1067 23086
Colobraro MT 17 1266 24352
Guardia Perticara PZ 18 552 24904
Senise PZ 19 7115 32019
San Mauro Forte MT 20 1552 33571
Valsinni MT 20 1544 35115

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km SW of Matera (60436 inhabitants)
55 Km SE of Potenza (67122 inhabitants)
61 Km SW of Altamura (70396 inhabitants)
81 Km W of Taranto (201100 inhabitants)
94 Km SW of Bitonto (55540 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 2018-09-09
19:39:44		 40.3155 16.3027 26 2019-06-04
09:16:15		 Bollettino Sismico Italiano INGV 68188361
Reviewed
Rev100 		ML 0.7 2018-09-09
19:39:44		 40.3155 16.2953 8 2018-09-09
20:04:16		 Sala Sismica INGV-Roma 60753881
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-09 19:39:44 ± 0.18
Latitude 40.3155 ± 0.0054
Longitude 16.3027 ± 0.0083
Depth (km) 26 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68188361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 730
Semi-minor axis of confidence ellipse (meter) 93
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 126
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 122
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.74914
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 5
Type of magnitude ML
Reference to an origin 68188361
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-02 14:05:06

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 60753881
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-09 20:04:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RNCA.HHZ. 2018-09-09T19:41:40.97 3.0 undecidable manual Pg 21.09 0
IV.MBAL.EHZ. 2018-09-09T19:41:26.23 3.0 undecidable manual Pn 8.65 0
GU.CARD.HHZ. 2018-09-09T19:41:23.59 3.0 undecidable manual Pg 19.58 0
OB.GAVE.EHZ. 2018-09-09T19:41:17.02 3.0 undecidable manual Sn 4.21 0
IV.MC2.EHZ. 2018-09-09T19:41:17.94 3.0 undecidable manual Sn 5.31 0
IV.GALF.HHZ. 2018-09-09T19:41:11.30 3.0 undecidable manual Sg 4.14 0
IV.INTR.HHZ. 2018-09-09T19:40:46.28 3.0 undecidable manual Sn -1.82 0
IV.VVLD.HHZ. 2018-09-09T19:40:27.90 3.0 undecidable manual Pg 6.99 0
IV.MRVN.HHN. 2018-09-09T19:40:09.74 0.3 undecidable manual S 354 83.1501 102 0.38 65
IV.NOCI.HHZ. 2018-09-09T19:40:09.65 0.3 undecidable manual S 50 82.9503 102 0.35 66
IV.PALZ.HHN. 2018-09-09T19:40:07.52 0.6 undecidable manual S 338 75.4689 103 0.18 46
IV.AMUR.HHE. 2018-09-09T19:40:06.48 0.3 undecidable manual S 21 70.374 104 0.45 66
IV.ACER.HNE. 2018-09-09T19:40:03.95 0.3 undecidable manual S 330 60.3951 107 0.48 66
IV.SALB.HHZ. 2018-09-09T19:40:01.58 0.3 undecidable manual S 176 48.7179 112 1.05 56
IV.LTRZ.EHZ. 2018-09-09T19:40:01.59 0.3 undecidable manual S 54 54.0015 109 -0.26 71
GE.MATE.HHZ. 2018-09-09T19:40:00.35 0.3 undecidable manual S 42 50.2164 111 -0.53 67
IV.MTSN.HHZ. 2018-09-09T19:40:00.27 0.6 undecidable manual S 264 46.9197 112 0.19 48
IV.MRVN.HHN. 2018-09-09T19:39:59.04 0.6 undecidable manual P 354 83.1501 102 0.28 44
IV.NOCI.HHZ. 2018-09-09T19:39:59.26 0.6 undecidable manual P 50 82.9503 102 0.53 42
IV.SIRI.HHZ. 2018-09-09T19:39:58.22 0.3 undecidable manual S 248 39.7269 117 -0.1 75
IV.MCEL.HHZ. 2018-09-09T19:39:58.98 0.3 undecidable manual S 272 42.3243 115 0.01 76
IV.PALZ.HHN. 2018-09-09T19:39:57.56 0.6 undecidable manual P 338 75.4689 103 -0.04 48
IV.AMUR.HHE. 2018-09-09T19:39:56.63 0.6 undecidable manual P 21 70.374 104 -0.21 47
IV.MIGL.HHZ. 2018-09-09T19:39:56.74 0.6 undecidable manual S 20 34.1436 121 -0.28 49
IV.ACER.HNE. 2018-09-09T19:39:55.37 0.3 undecidable manual P 330 60.3951 107 0 73
IV.SLCN.HNN. 2018-09-09T19:39:54.54 0.6 undecidable manual P 279 57.1983 108 -0.36 46
IV.LTRZ.EHZ. 2018-09-09T19:39:54.31 0.6 undecidable manual P 54 54.0015 109 -0.12 49
IV.MTSN.HHZ. 2018-09-09T19:39:53.03 0.1 undecidable manual P 264 46.9197 112 -0.38 94
IV.SALB.HHZ. 2018-09-09T19:39:53.75 0.1 undecidable manual P 176 48.7179 112 0.08 100
GE.MATE.HHZ. 2018-09-09T19:39:53.86 0.6 undecidable manual P 42 50.2164 111 -0.01 50
IV.MCEL.HHZ. 2018-09-09T19:39:52.40 0.3 undecidable manual P 272 42.3243 115 -0.36 71
IV.SIRI.HHZ. 2018-09-09T19:39:52.10 0.3 undecidable manual P 248 39.7269 117 -0.29 72
IV.MIGL.HHZ. 2018-09-09T19:39:51.23 0.1 undecidable manual P 20 34.1436 121 -0.41 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIGL.HHE. ML:2.0 0.0003645892 0.384 AML other m 2018-09-09T19:39:57.06
IV.SIRI.HHN. ML:0.9 0.000022711370000000002 0.2432 AML other m 2018-09-09T19:39:59.01
IV.SIRI.HHE. ML:0.8 0.00001795531 0.256 AML other m 2018-09-09T19:40:00.36
IV.SALB.HHN. ML:0.3 0.000007268774 0.1792 AML other m 2018-09-09T19:40:02.92
IV.SALB.HHE. ML:0.6 0.00001048998885 0.1792 AML other m 2018-09-09T19:40:04.65
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