Earthquake with magnitude of ML 0.9 on date 09-01-2020 and time 01:51:31 (UTC) in region Golfo di Policastro (Salerno, Potenza)

A magnitude ML 0.9 earthquake occured in region: Golfo di Policastro (Salerno, Potenza), on

  • 09-01-2020 01:51:31 (UTC)
  • 09-01-2020 02:51:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.946, 15.684 at 7 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
Maratea PZ 7 5139 5139
Tortora CS 8 6187 11326
Praia a Mare CS 10 6725 18051
Aieta CS 12 823 18874
Trecchina PZ 12 2316 21190
San Nicola Arcella CS 15 1957 23147
Sapri SA 15 6770 29917
Rivello PZ 16 2767 32684
Nemoli PZ 17 1495 34179
Lauria PZ 17 12919 47098
Scalea CS 18 10913 58011
Ispani SA 19 1026 59037
Torraca SA 19 1263 60300
Vibonati SA 20 3293 63593

Municipalities with at least 50000 inhabitants

An earthquake occurred to
78 Km S of Potenza (67122 inhabitants)
88 Km NW of Cosenza (67546 inhabitants)
95 Km SE of Battipaglia (50786 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 0.9 2020-01-09
01:51:31
39.9462 15.6838 7 2020-07-18
21:08:18
Bollettino Sismico Italiano INGV 75554991
Reviewed
Rev100
ML 1.0 2020-01-09
01:51:30
39.9392 15.6832 8 2020-01-09
02:04:40
Sala Sismica INGV-Roma 75398101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-09 01:51:31 ± 0.15
Latitude 39.9462 ± 0.0072
Longitude 15.6838 ± 0.0094
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75554991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 837
Semi-minor axis of confidence ellipse (meter) 617
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 29
Circular confidence region, given by single value of horizontal uncertainty (meter) 840
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) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.21584
Epicentral distance of station farthest from the epicenter (degree) 0.51261
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1

Field Value
Value 1
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 75398101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-09 02:04:40

ML:0.9

Field Value
Value 0.9
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 75554991
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-12 03:18:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.SALB.HHZ. 2020-01-09T01:51:50.02 0.6 undecidable manual S 98 0.5126 50 0.51 57
IV.MCEL.HNZ. 2020-01-09T01:51:45.59 0.6 undecidable manual S 13 0.3894 50 -0.28 61
IV.SIRI.HHZ. 2020-01-09T01:51:42.45 0.6 undecidable manual S 31 0.2743 103 0.58 58
IV.BULG.HHZ. 2020-01-09T01:51:42.41 1.0 undecidable manual S 300 0.2689 103 0.75 27
IV.CET2.HHZ. 2020-01-09T01:51:41.01 0.3 undecidable manual P 153 0.4658 50 0.1 93
IV.SALB.HHZ. 2020-01-09T01:51:41.53 0.3 undecidable manual P 98 0.5126 50 -0.16 91
IV.MMN.HHZ. 2020-01-09T01:51:40.46 0.6 undecidable manual S 103 0.241 105 -0.17 64
IV.MGR.HHZ. 2020-01-09T01:51:39.33 0.3 undecidable manual S 333 0.2158 107 -0.35 93
IV.MCEL.HNZ. 2020-01-09T01:51:39.33 0.6 undecidable manual P 13 0.3894 50 -0.26 61
IV.SIRI.HHZ. 2020-01-09T01:51:37.42 0.3 undecidable manual P 31 0.2743 103 0.14 96
IV.BULG.HHZ. 2020-01-09T01:51:37.36 0.6 undecidable manual P 300 0.2689 103 0.2 63
IV.MMN.HHZ. 2020-01-09T01:51:36.28 0.3 undecidable manual P 103 0.241 105 -0.28 94
IV.MGR.HHZ. 2020-01-09T01:51:36.00 0.3 undecidable manual P 333 0.2158 107 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MGR.HHN. ML:0.6 2.251448E-5 0.74 AML other m 2020-01-09T01:51:39.92
IV.MGR.HHE. ML:0.5 1.920886E-5 0.94 AML other m 2020-01-09T01:51:40.24
IV.MMN.HHE. ML:1.4 0.000142807 0.16 AML other m 2020-01-09T01:51:40.99
IV.MMN.HHN. ML:1.6 0.0002056104 0.14 AML other m 2020-01-09T01:51:41.42
IV.SIRI.HNN. ML:1.1 6.7218115E-5 0.74 AML other m 2020-01-09T01:51:42.31
IV.BULG.HHE. ML:0.3 1.240594219E-5 0.32 AML other m 2020-01-09T01:51:42.47
IV.SIRI.HHE. ML:1 5.0852295E-5 0.12 AML other m 2020-01-09T01:51:42.71
IV.SIRI.HHN. ML:0.8 3.548281E-5 0.8 AML other m 2020-01-09T01:51:43.56
IV.BULG.HHN. ML:0.8 3.204852E-5 0.28 AML other m 2020-01-09T01:51:43.82
IV.SIRI.HNE. ML:1.2 8.072689E-5 1.32 AML other m 2020-01-09T01:51:44.25
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