Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 17-03-2024 and time 23:34:28 (UTC) in region 4 km N Ricigliano (SA)

A magnitude ML 1.5 earthquake occured in region: 4 km N Ricigliano (SA), on

  • 17-03-2024 23:34:28 (UTC)
  • 18-03-2024 00:34:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.7070, 15.4720 at 7 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
Ricigliano SA 4 1144 1144
Muro Lucano PZ 5 5497 6641
Balvano PZ 7 1830 8471
Bella PZ 8 5171 13642
San Gregorio Magno SA 8 4286 17928
Romagnano al Monte SA 9 368 18296
Castelgrande PZ 9 943 19239
Baragiano PZ 11 2671 21910
Buccino SA 12 5047 26957
Vietri di Potenza PZ 12 2832 29789
Salvitelle SA 13 560 30349
San Fele PZ 14 3004 33353
Colliano SA 15 3638 36991
Caggiano SA 16 2765 39756
Pescopagano PZ 16 1910 41666
Rapone PZ 16 990 42656
Picerno PZ 16 5985 48641
Palomonte SA 16 3985 52626
Laviano SA 17 1438 54064
Savoia di Lucania PZ 17 1127 55191
Ruvo del Monte PZ 17 1083 56274
Auletta SA 17 2336 58610
Santomenna SA 17 443 59053
Ruoti PZ 17 3579 62632
Valva SA 17 1643 64275
Sant'Andrea di Conza AV 18 1539 65814
Castelnuovo di Conza SA 18 619 66433
Pertosa SA 18 690 67123
Sant'Angelo Le Fratte PZ 19 1429 68552
Oliveto Citra SA 20 3802 72354

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km W of Potenza (67122 inhabitants)
43 Km E of Battipaglia (50786 inhabitants)
60 Km E of Salerno (135261 inhabitants)
61 Km E of Avellino (54857 inhabitants)
65 Km E of Cava de' Tirreni (53659 inhabitants)
72 Km SW of Cerignola (58396 inhabitants)
75 Km SE of Benevento (60091 inhabitants)
80 Km E of Scafati (50787 inhabitants)
84 Km E of Castellammare di Stabia (66466 inhabitants)
84 Km S of Foggia (151991 inhabitants)
90 Km SW of Andria (100440 inhabitants)
92 Km W of Altamura (70396 inhabitants)
94 Km E of Torre del Greco (86275 inhabitants)
95 Km E of Portici (55274 inhabitants)
95 Km W of Matera (60436 inhabitants)
96 Km E of Ercolano (53709 inhabitants)
96 Km SW of Barletta (94814 inhabitants)
96 Km E of Acerra (59573 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 1.5 2024-03-17
23:34:28		 40.7068 15.472 7 2024-03-17
23:39:21		 Sala Sismica INGV-Roma 125952471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-17 23:34:28 ± 0.21
Latitude 40.7068 ± 0.0081
Longitude 15.4720 ± 0.0095
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125952471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 858
Semi-minor axis of confidence ellipse (meter) 483
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 184
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.03238
Epicentral distance of station farthest from the epicenter (degree) 0.36512
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:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 125952471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-17 23:39:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ACER.HHZ. 2024-03-17T23:34:44.90 3.0 undecidable manual S 77 40.5261 99 2.15 0
IV.SNAL.HHZ. 2024-03-17T23:34:40.94 0.6 undecidable manual S 318 32.745 101 0.84 38
IX.SNR3.EHZ. 2024-03-17T23:34:39.03 3.0 undecidable manual S 278 23.6541 106 2 0
IV.MCRV.HHZ. 2024-03-17T23:34:38.37 0.6 undecidable manual S 288 26.8509 104 0.28 47
IV.ACER.HHZ. 2024-03-17T23:34:37.35 1.0 positive manual P 77 40.5261 99 0.63 20
IV.SNAL.HHZ. 2024-03-17T23:34:34.83 0.1 undecidable manual P 318 32.745 101 -0.36 91
IV.CDRU.HHZ. 2024-03-17T23:34:34.19 0.3 positive manual P 210 27.9498 103 -0.05 73
IV.MCRV.HHZ. 2024-03-17T23:34:33.65 0.6 undecidable manual P 288 26.8509 104 -0.38 46
IX.SNR3.EHZ. 2024-03-17T23:34:33.37 0.3 undecidable manual P 278 23.6541 106 -0.05 74
IX.COL3.HHZ. 2024-03-17T23:34:33.38 0.6 undecidable manual S 260 12.0768 119 0.11 50
IX.COL3.HHZ. 2024-03-17T23:34:31.17 0.1 undecidable manual P 260 12.0768 119 -0.08 99
IV.MRLC.HHZ. 2024-03-17T23:34:31.26 0.6 undecidable manual S 15 5.6943 139 -0.25 48
IX.SCL3.EHZ.02 2024-03-17T23:34:31.24 0.6 undecidable manual S 112 3.5964 152 0.15 50
IX.SCL3.EHZ.02 2024-03-17T23:34:30.14 0.1 positive manual P 112 3.5964 152 0.15 100
IV.MRLC.HHZ. 2024-03-17T23:34:30.14 0.1 positive manual P 15 5.6943 139 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.COL3.HNE.01 ML:2.2 0.0019249999999999998 0.18 AML other m 2024-03-17T23:34:33.88
IX.COL3.HHN.02 ML:1.9 0.001116 1.74 AML other m 2024-03-17T23:34:33.01
IX.COL3.HHE.02 ML:2.2 0.0019299999999999999 0.2 AML other m 2024-03-17T23:34:33.89
IX.COL3.HNN.01 ML:1.8 0.0009065000000000001 1.44 AML other m 2024-03-17T23:34:34.02
IV.MCRV.HHE. ML:1.2 0.0000927 1.8 AML other m 2024-03-17T23:34:38.05
IV.MCRV.HHN. ML:1.3 0.0001026 0.26 AML other m 2024-03-17T23:34:39.06
IV.CDRU.HHN. ML:0.9 0.0000432 0.24 AML other m 2024-03-17T23:34:39.25
IV.CDRU.HHE. ML:1.1 0.0000687 0.2 AML other m 2024-03-17T23:34:39.21
IX.SNR3.EHN.02 ML:2.1 0.0008605 0.86 AML other m 2024-03-17T23:34:39.40
IX.SNR3.EHE.02 ML:2.0 0.0006435 1.48 AML other m 2024-03-17T23:34:41.10
IV.ACER.HHN. ML:1.3 0.000068 0.6 AML other m 2024-03-17T23:34:45.38
IV.SNAL.HHE. ML:1.2 0.0000786 0.8 AML other m 2024-03-17T23:34:47.57
IV.ACER.HHE. ML:1.2 0.00004975 0.46 AML other m 2024-03-17T23:34:50.26
IV.SNAL.HHN. ML:1.3 0.00008595 1 AML other m 2024-03-17T23:34:50.77
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