Earthquake with magnitude of ML 1.8 on date 30-09-2015 and time 05:54:21 (UTC) in region 3 km NE Melfi (PZ)

A magnitude ML 1.8 earthquake occured in region: 3 km NE Melfi (PZ), on

  • 30-09-2015 05:54:21 (UTC)
  • 30-09-2015 07:54:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.0140, 15.6840 at 10 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
Melfi PZ 3 17767 17767
Rapolla PZ 4 4432 22199
Barile PZ 8 2785 24984
Rionero in Vulture PZ 10 13230 38214
Ginestra PZ 10 747 38961
Lavello PZ 11 13626 52587
Ripacandida PZ 12 1744 54331
Monteverde AV 13 784 55115
Venosa PZ 13 11863 66978
Atella PZ 15 3827 70805
Maschito PZ 17 1670 72475
Aquilonia AV 18 1739 74214
Candela FG 20 2728 76942

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km SW of Cerignola (58396 inhabitants)
43 Km N of Potenza (67122 inhabitants)
51 Km S of Foggia (151991 inhabitants)
57 Km W of Andria (100440 inhabitants)
60 Km SW of Barletta (94814 inhabitants)
68 Km W of Trani (56217 inhabitants)
71 Km S of Manfredonia (57279 inhabitants)
73 Km W of Bisceglie (55422 inhabitants)
74 Km NE of Battipaglia (50786 inhabitants)
75 Km E of Avellino (54857 inhabitants)
76 Km W of Altamura (70396 inhabitants)
77 Km E of Benevento (60091 inhabitants)
79 Km SE of San Severo (53905 inhabitants)
80 Km W of Molfetta (59874 inhabitants)
86 Km W of Bitonto (55540 inhabitants)
86 Km W of Matera (60436 inhabitants)
86 Km E of Salerno (135261 inhabitants)
89 Km E of Cava de' Tirreni (53659 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 1.8 2015-09-30
05:54:21
41.0137 15.684 10 2016-02-19
13:21:47
Bollettino Sismico Italiano INGV 23305801
Reviewed
Rev100
ML 1.8 2015-09-30
05:54:21
41.0253 15.6775 10 2015-09-30
06:05:53
Sala Sismica INGV-Roma 21637651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-09-30 05:54:21 ± 0.12
Latitude 41.0137 ± 0.0072
Longitude 15.6840 ± 0.0095
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 23305801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 949
Semi-minor axis of confidence ellipse (meter) 381
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 139
Circular confidence region, given by single value of horizontal uncertainty (meter) 950.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.75273
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.0
Num. used stations 1
Type of magnitude ML
Reference to an origin 21637651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-09-30 06:05:53

ML:1.8

Field Value
Value 1.8
Uncertainty 0.0
Num. used stations 1
Type of magnitude ML
Reference to an origin 23305801
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-01-30 15:34:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSAG.HNE. 2015-09-30T05:54:46.81 1.0 undecidable manual S 14 79.6647 50 1.2 15
IV.SGRT.HHN. 2015-09-30T05:54:46.57 0.3 undecidable manual S 3 82.3509 50 0.26 65
IV.MSAG.HNE. 2015-09-30T05:54:36.54 0.6 undecidable manual P 14 79.6647 50 1.05 33
IV.SGRT.HHN. 2015-09-30T05:54:36.34 0.3 undecidable manual P 3 82.3509 50 0.45 62
IV.CMPR.HHE. 2015-09-30T05:54:35.51 0.6 undecidable manual P 203 83.5497 50 -0.57 40
IV.MRVN.HHZ. 2015-09-30T05:54:35.48 0.3 undecidable manual S 83 43.1235 50 -0.37 68
IV.SNAL.HHZ. 2015-09-30T05:54:34.79 0.3 undecidable manual S 256 40.9257 50 -0.48 67
IV.CAFE.HHZ. 2015-09-30T05:54:34.80 0.3 undecidable manual S 273 37.4292 50 0.46 68
IV.CDRU.HHZ. 2015-09-30T05:54:33.10 0.3 undecidable manual P 209 66.2781 50 -0.32 66
IV.MRLC.HHZ. 2015-09-30T05:54:33.60 0.1 undecidable manual S 210 32.9448 50 0.48 91
IV.PALZ.HHZ. 2015-09-30T05:54:31.10 0.6 undecidable manual S 108 24.3534 112 0.29 48
IV.MCRV.HHZ. 2015-09-30T05:54:30.39 0.1 undecidable manual P 240 50.3163 50 -0.56 86
IV.SNAL.HHZ. 2015-09-30T05:54:29.08 0.1 undecidable manual P 256 40.9257 50 -0.44 90
IV.MRVN.HHZ. 2015-09-30T05:54:29.93 0.1 undecidable manual P 83 43.1235 50 0.08 97
IV.CAFE.HHZ. 2015-09-30T05:54:28.92 0.3 undecidable manual P 273 37.4292 50 -0.06 74
IV.CAPA.HHZ. 2015-09-30T05:54:28.70 0.3 undecidable manual S 35 19.4694 117 -0.58 67
IV.MRLC.HHZ. 2015-09-30T05:54:28.26 0.1 undecidable manual P 210 32.9448 50 -0.01 100
IV.ACER.HHZ. 2015-09-30T05:54:28.99 3.0 undecidable manual S 0.13 0
IV.PALZ.HHZ. 2015-09-30T05:54:27.27 0.6 undecidable manual P 108 24.3534 112 0.33 48
IV.VULT.HHZ. 2015-09-30T05:54:26.40 0.3 undecidable manual S 221 8.6802 139 0.14 76
IV.CAPA.HHZ. 2015-09-30T05:54:25.68 0.3 undecidable manual P 35 19.4694 117 -0.38 71
IV.VULT.HHZ. 2015-09-30T05:54:24.73 0.1 undecidable manual P 221 8.6802 139 0.41 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VULT.HNE. ML:1.7 0.0007645 0.14 AML other m 2015-09-30T05:54:27.01
IV.VULT.HHE. ML:1.8 0.00084 0.14 AML other m 2015-09-30T05:54:27.01
IV.VULT.HHN. ML:1.8 0.0008240000000000001 0.12 AML other m 2015-09-30T05:54:27.11
IV.VULT.HNN. ML:1.7 0.000783 0.12 AML other m 2015-09-30T05:54:27.18
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