Earthquake with magnitude of ML 1.3 on date 16-08-2018 and time 01:18:41 (Italy) in region 1 km SE Abriola (PZ)

A magnitude ML 1.3 earthquake occured in region: 1 km SE Abriola (PZ), on

  • 15-08-2018 23:18:41 (UTC)
  • 16-08-2018 01:18:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.5050, 15.8180 at 23 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
Abriola PZ 1 1531 1531
Calvello PZ 4 1948 3479
Pignola PZ 8 6962 10441
Anzi PZ 9 1696 12137
Marsico Nuovo PZ 12 4098 16235
Sasso di Castalda PZ 12 835 17070
Laurenzana PZ 14 1797 18867
Marsicovetere PZ 14 5546 24413
Tito PZ 15 7332 31745
Potenza PZ 15 67122 98867
Brindisi Montagna PZ 16 908 99775
Paterno PZ 16 3368 103143
Satriano di Lucania PZ 16 2374 105517
Brienza PZ 16 4078 109595
Trivigno PZ 17 678 110273
Viggiano PZ 20 3329 113602
Castelmezzano PZ 20 800 114402
Vaglio Basilicata PZ 20 2047 116449

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km S of Potenza (67122 inhabitants)
68 Km W of Matera (60436 inhabitants)
71 Km E of Battipaglia (50786 inhabitants)
72 Km SW of Altamura (70396 inhabitants)
85 Km S of Cerignola (58396 inhabitants)
90 Km SW of Andria (100440 inhabitants)
91 Km E of Salerno (135261 inhabitants)
96 Km E of Cava de' Tirreni (53659 inhabitants)
97 Km E of Avellino (54857 inhabitants)
99 Km SW of Barletta (94814 inhabitants)
99 Km SW of Trani (56217 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 1.3 2018-08-15
23:18:41
40.5047 15.8177 23 2019-04-24
14:51:14
Bollettino Sismico Italiano INGV 66966141
Reviewed
Rev100
ML 1.3 2018-08-15
23:18:41
40.494 15.8277 27 2018-08-15
23:28:50
Sala Sismica INGV-Roma 59791001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-15 23:18:41 ± 0.24
Latitude 40.5047 ± 0.0090
Longitude 15.8177 ± 0.0142
Depth (km) 23 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 66966141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1369
Semi-minor axis of confidence ellipse (meter) 412
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 305
Circular confidence region, given by single value of horizontal uncertainty (meter) 1370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.17986
Epicentral distance of station farthest from the epicenter (degree) 0.71856
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 66966141
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-03-27 10:57:08

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 59791001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-08-15 23:28:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MIGL.HHZ. 2018-08-15T23:18:58.90 0.6 undecidable manual S 78 53.7018 106 -0.02 50
IV.MGR.HHZ. 2018-08-15T23:18:57.25 0.6 undecidable manual S 209 46.4202 109 0.17 50
IV.CMPR.HHZ. 2018-08-15T23:18:57.62 0.6 undecidable manual S 245 48.1185 108 0.11 51
IV.AMUR.HHN. 2018-08-15T23:18:55.65 0.3 undecidable manual P 56 79.7646 100 0.1 71
IV.ACER.HHZ. 2018-08-15T23:18:54.07 0.6 undecidable manual S 19 33.0447 118 0.29 50
IV.MTSN.HHZ. 2018-08-15T23:18:52.32 0.6 undecidable manual S 192 27.0507 124 -0.1 52
IV.PALZ.HHN. 2018-08-15T23:18:51.03 0.3 undecidable manual P 14 50.2164 108 -0.08 74
IV.MCEL.HHZ. 2018-08-15T23:18:51.60 0.6 undecidable manual S 184 19.9689 134 0.65 46
IV.MIGL.HHZ. 2018-08-15T23:18:51.40 0.1 undecidable manual P 78 53.7018 106 -0.23 97
IV.MRLC.HHE. 2018-08-15T23:18:50.27 0.3 undecidable manual P 315 39.3273 113 0.73 66
IV.SLCN.HHZ. 2018-08-15T23:18:50.25 0.6 undecidable manual S 231 20.1687 134 -0.73 42
IV.MGR.HHZ. 2018-08-15T23:18:50.40 0.1 undecidable manual P 209 46.4202 109 -0.17 98
IV.CMPR.HHZ. 2018-08-15T23:18:50.69 0.3 undecidable manual P 245 48.1185 108 -0.12 73
IV.ACER.HHZ. 2018-08-15T23:18:48.51 0.3 undecidable manual P 19 33.0447 118 -0.15 75
IV.MCEL.HHZ. 2018-08-15T23:18:47.81 0.1 positive manual P 184 19.9689 134 0.79 87
IV.MTSN.HHZ. 2018-08-15T23:18:47.37 0.1 undecidable manual P 192 27.0507 124 -0.5 94
IV.SLCN.HHZ. 2018-08-15T23:18:46.78 0.1 positive manual P 231 20.1687 134 -0.26 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SLCN.HHN. ML:1.2 0.00008315 0.18 AML other m 2018-08-15T23:18:51.26
IV.MCEL.HHE. ML:1.3 0.0001041 1.14 AML other m 2018-08-15T23:18:52.65
IV.SLCN.HHE. ML:1.3 0.000112 1.28 AML other m 2018-08-15T23:18:52.19
IV.MCEL.HHN. ML:1.1 0.00007085 1.02 AML other m 2018-08-15T23:18:52.87
IV.MTSN.HHN. ML:0.9 0.0000343 1 AML other m 2018-08-15T23:18:53.37
IV.MTSN.HHE. ML:1.1 0.0000479 0.2 AML other m 2018-08-15T23:18:53.44
IV.ACER.HHN. ML:1.3 0.00006315000000000002 0.6 AML other m 2018-08-15T23:18:54.59
IV.MIGL.HHN. ML:2.1 0.000296 0.2 AML other m 2018-08-15T23:18:59.89
IV.MIGL.HHE. ML:2.0 0.00023750000000000003 0.22 AML other m 2018-08-15T23:19:00.03
IV.ACER.HHE. ML:1.2 0.000056550000000000006 0.86 AML other m 2018-08-15T23:19:02.72
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