Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 25-03-2024 and time 23:23:08 (UTC) in region Golfo di Policastro (Salerno, Potenza)

A magnitude ML 1.7 earthquake occured in region: Golfo di Policastro (Salerno, Potenza), on

  • 25-03-2024 23:23:08 (UTC)
  • 26-03-2024 00:23:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.8890, 15.6560 at 22 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
Tortora CS 10 6187 6187
Praia a Mare CS 11 6725 12912
San Nicola Arcella CS 13 1957 14869
Maratea PZ 13 5139 20008
Scalea CS 15 10913 30921
Aieta CS 15 823 31744
Santa Domenica Talao CS 19 1263 33007
Trecchina PZ 19 2316 35323

Municipalities with at least 50000 inhabitants

An earthquake occurred to
84 Km NW of Cosenza (67546 inhabitants)
85 Km S of Potenza (67122 inhabitants)
98 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
Reviewed
Rev100 		ML 1.7 2024-03-25
23:23:08		 39.889 15.6563 22 2024-03-25
23:30:50		 Sala Sismica INGV-Roma 126163631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-25 23:23:08 ± 0.15
Latitude 39.8890 ± 0.0063
Longitude 15.6563 ± 0.0070
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126163631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 773
Semi-minor axis of confidence ellipse (meter) 245
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 36
Circular confidence region, given by single value of horizontal uncertainty (meter) 770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65740
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 126163631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-25 23:30:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.GLNS.HNZ. 2024-03-25T23:24:10.61 3.0 undecidable manual Sn 0.67 0
IV.MSRU.HHZ. 2024-03-25T23:23:56.65 3.0 undecidable manual Sn -2.7 0
IV.FIAM.HHZ. 2024-03-25T23:23:56.04 3.0 undecidable manual Pn -0.02 0
IV.CDRU.HHZ. 2024-03-25T23:23:30.08 0.3 undecidable manual S 336 72.9714 100 -0.3 66
IV.SCHR.EHZ. 2024-03-25T23:23:24.08 0.6 undecidable manual S 46 49.5171 106 -0.2 47
IV.CELI.HHZ. 2024-03-25T23:23:23.88 3.0 positive manual P -1.04 0
IV.MTSN.HNN. 2024-03-25T23:23:23.56 0.6 undecidable manual S 11 42.624 109 1.04 37
XE.T0702.HHZ. 2024-03-25T23:23:21.85 0.3 undecidable manual S 117 40.9257 110 -0.23 73
IV.CDRU.HHZ. 2024-03-25T23:23:20.63 0.6 positive manual P 336 72.9714 100 -0.37 44
IV.BULG.HHZ. 2024-03-25T23:23:20.39 0.3 undecidable manual S 312 31.6461 117 0.57 67
IV.ORI.HHZ. 2024-03-25T23:23:19.43 3.0 undecidable manual P -1.78 0
IV.MMN.HHZ. 2024-03-25T23:23:19.19 0.3 undecidable manual S 89 28.4493 120 0.12 75
XE.MORMA.HHZ. 2024-03-25T23:23:18.64 0.3 undecidable manual S 94 26.9508 122 -0.09 76
XE.LAICA.HNZ. 2024-03-25T23:23:18.99 0.6 undecidable manual S 76 27.9498 121 0.05 51
IV.MGR.HHZ. 2024-03-25T23:23:18.72 0.6 undecidable manual S 342 28.9488 120 -0.46 46
IV.CMPR.HHZ. 2024-03-25T23:23:18.15 0.3 undecidable manual P 328 56.2992 104 -0.33 68
IV.GRIS.EHZ. 2024-03-25T23:23:17.84 0.3 undecidable manual S 134 23.4543 126 -0.12 77
IV.MCEL.HHZ. 2024-03-25T23:23:17.72 0.3 undecidable manual P 14 49.9167 106 0.19 72
IV.CET2.HHE. 2024-03-25T23:23:17.40 0.6 undecidable manual P 147 47.4192 107 0.25 47
IV.SCHR.EHZ. 2024-03-25T23:23:17.44 0.3 undecidable manual P 46 49.5171 106 -0.04 73
XE.T0702.HHZ. 2024-03-25T23:23:16.13 0.1 undecidable manual P 117 40.9257 110 -0.07 100
XE.T0701.HHZ. 2024-03-25T23:23:16.47 0.3 undecidable manual P 74 40.5261 110 0.31 71
IV.MTSN.HNN. 2024-03-25T23:23:16.85 0.3 undecidable manual P 11 42.624 109 0.39 70
IV.SIRI.HHZ. 2024-03-25T23:23:15.63 0.1 positive manual P 29 37.1295 113 -0.03 100
IV.MMN.HHZ. 2024-03-25T23:23:14.39 0.3 undecidable manual P 89 28.4493 120 -0.07 76
IV.MGR.HHZ. 2024-03-25T23:23:14.45 0.3 positive manual P 342 28.9488 120 -0.08 76
XE.MORMA.HHZ. 2024-03-25T23:23:14.16 0.3 undecidable manual P 94 26.9508 122 -0.11 76
XE.LAICA.HNZ. 2024-03-25T23:23:14.34 0.3 undecidable manual P 76 27.9498 121 -0.05 76
IV.BULG.HHZ. 2024-03-25T23:23:14.94 0.3 undecidable manual P 312 31.6461 117 0.04 76
IV.GRIS.EHZ. 2024-03-25T23:23:13.86 0.3 undecidable manual P 134 23.4543 126 0.03 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GRIS.EHN. ML:1.6 0.0001835 1.5 AML other m 2024-03-25T23:23:18.07
IV.GRIS.EHE. ML:1.6 0.00017649999999999998 1.52 AML other m 2024-03-25T23:23:18.89
IV.MGR.HHE. ML:1.9 0.0003555 0.22 AML other m 2024-03-25T23:23:19.33
IV.MGR.HHN. ML:1.9 0.0003 0.3 AML other m 2024-03-25T23:23:19.39
XE.MORMA.HHE. ML:1.9 0.00035 0.28 AML other m 2024-03-25T23:23:19.58
XE.MORMA.HNE. ML:2.0 0.0003805 0.28 AML other m 2024-03-25T23:23:19.44
XE.MORMA.HHN. ML:1.8 0.000288 0.42 AML other m 2024-03-25T23:23:19.59
XE.MORMA.HNN. ML:1.8 0.00027649999999999994 0.4 AML other m 2024-03-25T23:23:19.39
IV.BULG.HHN. ML:1.8 0.0002495 0.28 AML other m 2024-03-25T23:23:21.25
IV.BULG.HNN. ML:1.8 0.00023799999999999998 0.28 AML other m 2024-03-25T23:23:21.25
XE.T0702.HHN. ML:1.8 0.0002 0.82 AML other m 2024-03-25T23:23:22.89
XE.T0702.HHE. ML:1.6 0.000125 0.86 AML other m 2024-03-25T23:23:22.20
XE.T0702.HNE. ML:1.3 0.00006395000000000001 0.88 AML other m 2024-03-25T23:23:22.20
XE.T0702.HNN. ML:1.5 0.00009065000000000001 0.16 AML other m 2024-03-25T23:23:22.89
IV.BULG.HHE. ML:1.7 0.00017299999999999998 0.5 AML other m 2024-03-25T23:23:23.63
IV.BULG.HNE. ML:1.6 0.00016450000000000001 0.5 AML other m 2024-03-25T23:23:23.63
IV.SCHR.EHN. ML:1.2 0.00004025 1.46 AML other m 2024-03-25T23:23:24.76
IV.SIRI.HHN. ML:1.7 0.000166 1.56 AML other m 2024-03-25T23:23:24.99
IV.SIRI.HHE. ML:1.7 0.00018099999999999998 0.22 AML other m 2024-03-25T23:23:24.76
IV.ORI.HHE. ML:2.0 0.000142 0.32 AML other m 2024-03-25T23:23:24.89
IV.ORI.HHN. ML:2.0 0.00014035 1.5 AML other m 2024-03-25T23:23:25.90
IV.SCHR.EHE. ML:1.2 0.00004065 1 AML other m 2024-03-25T23:23:25.36
IV.MCEL.HNE. ML:2.0 0.00022749999999999997 0.64 AML other m 2024-03-25T23:23:26.28
IV.MCEL.HHE. ML:1.6 0.0000829 1.22 AML other m 2024-03-25T23:23:26.34
IV.MCEL.HNN. ML:1.8 0.00014065 1.54 AML other m 2024-03-25T23:23:28.86
IV.MCEL.HHN. ML:1.4 0.00006365 0.72 AML other m 2024-03-25T23:23:30.28
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