Earthquake with magnitude of ML 1.5 on date 26-09-2017 and time 14:50:41 (Italy) in region 3 km E Alessandria del Carretto (CS)

A magnitude ML 1.5 earthquake occured in region: 3 km E Alessandria del Carretto (CS), on

  • 26-09-2017 12:50:41 (UTC)
  • 26-09-2017 14:50:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.948, 16.408 at 24 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
Alessandria del Carretto CS 3 462 462
Plataci CS 6 739 1201
Albidona CS 6 1352 2553
Castroregio CS 8 303 2856
San Lorenzo Bellizzi CS 9 644 3500
Terranova di Pollino PZ 10 1208 4708
Cerchiara di Calabria CS 10 2385 7093
San Paolo Albanese PZ 12 294 7387
Villapiana CS 12 5387 12774
Cersosimo PZ 12 656 13430
Oriolo CS 12 2223 15653
San Costantino Albanese PZ 13 729 16382
Trebisacce CS 14 9055 25437
Francavilla Marittima CS 14 2910 28347
Amendolara CS 15 2952 31299
Montegiordano CS 15 1857 33156
Civita CS 16 902 34058
Noepoli PZ 17 878 34936
Roseto Capo Spulico CS 17 1941 36877
Frascineto CS 17 2154 39031
Nocara CS 18 397 39428
Canna CS 18 747 40175
San Giorgio Lucano MT 19 1217 41392
Cassano all'Ionio CS 20 18495 59887

Municipalities with at least 50000 inhabitants

An earthquake occurred to
74 Km N of Cosenza (67546 inhabitants)
82 Km S of Matera (60436 inhabitants)
91 Km SW of Taranto (201100 inhabitants)
92 Km SE of Potenza (67122 inhabitants)
99 Km S of Altamura (70396 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 2017-09-26
12:50:41
39.9485 16.4077 24 2018-09-04
09:06:02
Bollettino Sismico Italiano INGV 58435781
Reviewed
Rev100
ML 1.5 2017-09-26
12:50:41
39.9492 16.3893 24 2017-09-26
12:58:38
Sala Sismica INGV-Roma 50464131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-09-26 12:50:41 ± 0.14
Latitude 39.9485 ± 0.0063
Longitude 16.4077 ± 0.0141
Depth (km) 24 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 58435781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1208
Semi-minor axis of confidence ellipse (meter) 538
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 280
Circular confidence region, given by single value of horizontal uncertainty (meter) 1210
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.08544
Epicentral distance of station farthest from the epicenter (degree) 0.72575
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 9
Type of magnitude ML
Reference to an origin 50464131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-09-26 12:58:38

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 9
Type of magnitude ML
Reference to an origin 58435781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-07-04 12:04:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.LTRZ.EHZ. 2017-09-26T12:51:05.81 0.3 undecidable manual S 25 0.7258 101 -0.18 64
IV.SIRI.HHZ. 2017-09-26T12:50:58.58 0.6 undecidable manual S 300 0.4748 108 -0.19 46
IV.LTRZ.EHZ. 2017-09-26T12:50:55.63 0.3 undecidable manual P 25 0.7258 101 -0.09 65
IV.MIGL.HHZ. 2017-09-26T12:50:54.26 0.1 undecidable manual P 2 0.6556 102 -0.29 85
IV.CELI.HHZ. 2017-09-26T12:50:52.93 0.3 undecidable manual P 172 0.5513 105 0.12 69
MN.CUC.HHE. 2017-09-26T12:50:51.72 0.3 undecidable manual P 276 0.456 109 0.47 64
IV.SIRI.HHZ. 2017-09-26T12:50:51.49 0.1 undecidable manual P 300 0.4748 108 -0.07 93
IV.CRAC.EHZ. 2017-09-26T12:50:51.10 0.3 undecidable manual P 3 0.4335 110 0.22 68
IV.SALB.HHE. 2017-09-26T12:50:49.20 0.6 undecidable manual S 214 0.0854 156 -0.39 47
IV.ORI.HHZ. 2017-09-26T12:50:49.97 0.6 undecidable manual S 18 0.1079 151 0.09 50
IV.TDS.HHZ. 2017-09-26T12:50:48.64 0.3 undecidable manual P 191 0.2932 120 -0.07 72
IV.SALB.HHE. 2017-09-26T12:50:46.19 0.1 undecidable manual P 214 0.0854 156 -0.06 100
IV.ORI.HHZ. 2017-09-26T12:50:46.71 0.1 undecidable manual P 18 0.1079 151 0.29 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ORI.HHN. ML:2.1 0.000744 0.28 AML other m 2017-09-26T12:50:50.46
IV.ORI.HHE. ML:2.3 0.0012505 0.34 AML other m 2017-09-26T12:50:50.40
IV.TDS.HHN. ML:0.8 1.98E-5 1.4 AML other m 2017-09-26T12:50:53.91
IV.TDS.HHE. ML:0.8 2.1E-5 0.78 AML other m 2017-09-26T12:50:54.82
IV.SIRI.HNN. ML:1.5 7.059814E-5 0.42 AML other m 2017-09-26T12:51:01.25
IV.SIRI.HNE. ML:1.5 7.37229E-5 1.04 AML other m 2017-09-26T12:51:02.30
IV.SIRI.HHE. ML:1.5 6.3E-5 0.2 AML other m 2017-09-26T12:51:02.20
IV.SIRI.HHN. ML:1.6 8.09E-5 0.9 AML other m 2017-09-26T12:51:02.61
GE.MATE.HHE. ML:0 5.295E-5 0.12 AML other m 2017-09-26T12:51:08.02
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