Earthquake with magnitude of ML 1.7 on date 18-09-2017 and time 10:53:10 (Italy) in region Costa Cilentana (Salerno)

A magnitude ML 1.7 earthquake occured in region: Costa Cilentana (Salerno), on

  • 18-09-2017 08:53:10 (UTC)
  • 18-09-2017 10:53:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.0440, 15.1540 at 8 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
Pisciotta SA 10 2641 2641
Ascea SA 12 5820 8461
Centola SA 14 5168 13629
San Mauro la Bruca SA 14 603 14232
Casal Velino SA 17 5268 19500
Pollica SA 18 2393 21893
Camerota SA 19 6985 28878
Cuccaro Vetere SA 19 573 29451
Futani SA 19 1204 30655
Ceraso SA 19 2397 33052
Castelnuovo Cilento SA 20 2732 35784

Municipalities with at least 50000 inhabitants

An earthquake occurred to
64 Km S of Battipaglia (50786 inhabitants)
78 Km SE of Salerno (135261 inhabitants)
82 Km SE of Cava de' Tirreni (53659 inhabitants)
86 Km SW of Potenza (67122 inhabitants)
92 Km SE of Castellammare di Stabia (66466 inhabitants)
95 Km SE of Scafati (50787 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 1.7 2017-09-18
08:53:10
40.0438 15.1535 8 2018-09-04
09:05:57
Bollettino Sismico Italiano INGV 51660781
Reviewed
Rev100
ML 1.7 2017-09-18
08:53:10
40.0513 15.1737 9 2017-09-18
09:11:59
Sala Sismica INGV-Roma 50213271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-09-18 08:53:10 ± 0.25
Latitude 40.0438 ± 0.0072
Longitude 15.1535 ± 0.0141
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 51660781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1215
Semi-minor axis of confidence ellipse (meter) 567
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 70
Circular confidence region, given by single value of horizontal uncertainty (meter) 1210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 244
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.17447
Epicentral distance of station farthest from the epicenter (degree) 0.80220
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:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 50213271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-09-18 09:11:59

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 51660781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-01-31 17:22:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CET2.HHE. 2017-09-18T08:53:37.25 0.6 undecidable manual S 130 89.0442 50 0.05 44
IV.MCEL.HNZ. 2017-09-18T08:53:30.82 0.3 undecidable manual S 60 63.1923 50 0.52 62
IV.SLCN.HNZ. 2017-09-18T08:53:28.34 0.3 undecidable manual S 46 55.8996 50 -0.01 71
IV.MTSN.HHZ. 2017-09-18T08:53:28.83 0.3 undecidable manual S 64 56.3991 50 0.35 66
MN.CUC.HHZ. 2017-09-18T08:53:28.02 0.1 undecidable manual S 95 56.499 50 -0.5 85
IV.CDRU.HHZ. 2017-09-18T08:53:27.16 0.3 undecidable manual S 14 51.1155 50 0.09 70
IV.CET2.HHE. 2017-09-18T08:53:26.08 0.1 positive manual P 130 89.0442 50 0.24 84
IV.MMN.HHE. 2017-09-18T08:53:23.96 0.1 undecidable manual P 103 73.1712 50 0.57 80
IV.CMPR.HHZ. 2017-09-18T08:53:22.04 0.1 undecidable manual S 23 32.9448 104 -0.06 97
IV.SIRI.HHZ. 2017-09-18T08:53:21.37 0.3 undecidable manual P 76 62.493 50 -0.38 65
IV.MCEL.HNZ. 2017-09-18T08:53:21.73 0.3 undecidable manual P 60 63.1923 50 -0.12 68
IV.MTSN.HHZ. 2017-09-18T08:53:20.24 0.3 undecidable manual P 64 56.3991 50 -0.57 62
IV.SLCN.HNZ. 2017-09-18T08:53:20.72 0.6 undecidable manual P 46 55.8996 50 -0.01 47
MN.CUC.HHZ. 2017-09-18T08:53:20.35 0.6 undecidable manual P 95 56.499 50 -0.47 43
IV.CDRU.HHZ. 2017-09-18T08:53:19.86 0.1 undecidable manual P 14 51.1155 50 -0.13 93
IV.BULG.HHZ. 2017-09-18T08:53:17.58 0.1 undecidable manual S 79 19.3695 113 -0.04 100
IV.CMPR.HHZ. 2017-09-18T08:53:17.20 0.1 negative manual P 23 32.9448 104 0.08 97
IV.BULG.HHZ. 2017-09-18T08:53:14.68 0.1 positive manual P 79 19.3695 113 0.15 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CDRU.HHE. ML:1.6 0.0001081 0.22 AML other m 2017-09-18T08:53:29.43
IV.BULG.HHE. ML:1.9 0.0006835 1.5 AML other m 2017-09-18T08:53:20.01
IV.BULG.HNE. ML:1.8 0.00065 1.5 AML other m 2017-09-18T08:53:20.01
IV.MGR.HNN. ML:2.0 0.0003905 1.58 AML other m 2017-09-18T08:53:22.20
IV.CMPR.HHE. ML:0.0 0.00009955861999999999 0.5568 AML other m 2017-09-18T08:53:22.36
IV.MGR.HNE. ML:2.0 0.0003725 0.4 AML other m 2017-09-18T08:53:23.04
IV.MGR.HHE. ML:1.8 0.00027600000000000004 0.34 AML other m 2017-09-18T08:53:23.05
IV.MGR.HHN. ML:2.0 0.0004 0.24 AML other m 2017-09-18T08:53:23.16
IV.CMPR.HHN. ML:0.0 0.0001295 0.92 AML other m 2017-09-18T08:53:23.20
IV.CDRU.HHN. ML:1.3 0.00005275000000000001 0.86 AML other m 2017-09-18T08:53:28.39
MN.CUC.HHN. ML:1.3 0.00004314999999999999 0.54 AML other m 2017-09-18T08:53:29.47
MN.CUC.HHE. ML:1.6 0.00007819999999999999 1.1 AML other m 2017-09-18T08:53:30.83
MN.CUC.HNN. ML:1.4 0.00005711242 0.62 AML other m 2017-09-18T08:53:31.46
IV.BULG.HHN. ML:2.2 0.001159342 0.544 AML other m 2017-09-18T08:53:18.28
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