Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 15-07-2020 and time 09:29:27 (Italy) in region Golfo di Policastro (Salerno, Potenza)

A magnitude ML 1.1 earthquake occured in region: Golfo di Policastro (Salerno, Potenza), on

  • 15-07-2020 07:29:27 (UTC)
  • 15-07-2020 09:29:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.0600, 15.6090 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sapri SA 3 6770 6770
Ispani SA 5 1026 7796
Vibonati SA 5 3293 11089
Torraca SA 6 1263 12352
Santa Marina SA 8 3243 15595
Tortorella SA 9 523 16118
Morigerati SA 10 665 16783
Casaletto Spartano SA 10 1420 18203
Maratea PZ 12 5139 23342
Rivello PZ 13 2767 26109
San Giovanni a Piro SA 14 3780 29889
Caselle in Pittari SA 14 1956 31845
Torre Orsaia SA 14 2118 33963
Lagonegro PZ 15 5584 39547
Trecchina PZ 15 2316 41863
Roccagloriosa SA 15 1722 43585
Nemoli PZ 16 1495 45080
Celle di Bulgheria SA 18 1922 47002
Casalbuono SA 18 1194 48196
Lauria PZ 20 12919 61115

Municipalities with at least 50000 inhabitants

An earthquake occurred to
67 Km S of Potenza (67122 inhabitants)
81 Km SE of Battipaglia (50786 inhabitants)
100 Km SE of Salerno (135261 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
Reviewed
Rev100 		ML 1.1 2020-07-15
07:29:27		 40.0603 15.6087 9 2020-07-15
07:37:03		 Sala Sismica INGV-Roma 81046551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-15 07:29:27 ± 0.11
Latitude 40.0603 ± 0.0081
Longitude 15.6087 ± 0.0082
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81046551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 789
Semi-minor axis of confidence ellipse (meter) 609
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 348
Circular confidence region, given by single value of horizontal uncertainty (meter) 790.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.08813
Epicentral distance of station farthest from the epicenter (degree) 0.59355
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 81046551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-15 07:37:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CET2.HHE. 2020-07-15T07:29:39.41 0.6 undecidable manual P 153 65.8896 50 0.39 43
IX.SRN3.HHZ. 2020-07-15T07:29:36.27 0.1 undecidable manual P 345 48.9177 50 -0.14 94
IV.SIRI.HHZ. 2020-07-15T07:29:36.58 0.6 undecidable manual S 58 25.752 110 -0.13 49
IV.SLCN.HNZ. 2020-07-15T07:29:34.88 0.1 undecidable manual P 3 36.6411 50 0.37 91
IV.GRIS.HNZ. 2020-07-15T07:29:34.97 0.1 undecidable manual P 150 41.1255 50 -0.23 93
IV.CMPR.HHZ. 2020-07-15T07:29:34.57 0.1 undecidable manual P 318 38.628 50 -0.24 93
IV.BULG.HHZ. 2020-07-15T07:29:34.72 0.6 undecidable manual S 276 19.7691 115 -0.05 50
IV.SIRI.HHZ. 2020-07-15T07:29:32.65 0.6 undecidable manual P 58 25.752 110 -0.05 50
IV.MGR.HHZ. 2020-07-15T07:29:31.58 0.6 undecidable manual S 331 9.7791 133 -0.3 48
IV.BULG.HHZ. 2020-07-15T07:29:31.64 0.1 positive manual P 276 19.7691 115 0.06 100
IV.MGR.HHZ. 2020-07-15T07:29:30.16 0.1 positive manual P 331 9.7791 133 0.25 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MGR.HHE. ML:1.0 0.0001324733 0.2176 AML other m 2020-07-15T07:29:31.95
IV.MGR.HHN. ML:1.1 0.00018386930000000002 0.2432 AML other m 2020-07-15T07:29:31.56
IV.MGR.HNE. ML:0.9 0.00011638219999999998 0.5504 AML other m 2020-07-15T07:29:34.47
IV.MGR.HNN. ML:1.1 0.0001817248 0.2304 AML other m 2020-07-15T07:29:32.06
IV.BULG.HHE. ML:1.5 0.00022307949999999998 0.4544 AML other m 2020-07-15T07:29:35.94
IV.BULG.HHN. ML:1.6 0.0002766964 0.3008 AML other m 2020-07-15T07:29:35.83
IV.BULG.HNE. ML:1.4 0.00021353905000000002 0.32 AML other m 2020-07-15T07:29:35.56
IV.BULG.HNN. ML:1.6 0.00027031715 0.3008 AML other m 2020-07-15T07:29:35.84
IV.SIRI.HHE. ML:1.1 0.00007505006 0.3008 AML other m 2020-07-15T07:29:39.24
IV.SIRI.HHN. ML:0.7 0.000030178234999999998 0.3392 AML other m 2020-07-15T07:29:36.68
IV.SIRI.HNE. ML:1.1 0.00007409941 0.3008 AML other m 2020-07-15T07:29:39.08
IV.SIRI.HNN. ML:0.8 0.000032713369999999995 0.2624 AML other m 2020-07-15T07:29:39.51
IV.CMPR.HHE. ML:0.9 0.000032292895000000003 0.2368 AML other m 2020-07-15T07:29:43.39
IV.CMPR.HHN. ML:0.9 0.000032467034999999995 0.2816 AML other m 2020-07-15T07:29:37.27
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