Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 28-01-2024 and time 15:01:34 (UTC) in region 4 km N Ricigliano (SA)

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

  • 28-01-2024 15:01:34 (UTC)
  • 28-01-2024 16:01:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.7080, 15.4750 at 6 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
Castelgrande PZ 9 943 18871
Romagnano al Monte SA 9 368 19239
Baragiano PZ 11 2671 21910
Vietri di Potenza PZ 12 2832 24742
Buccino SA 12 5047 29789
Salvitelle SA 13 560 30349
San Fele PZ 14 3004 33353
Colliano SA 15 3638 36991
Caggiano SA 16 2765 39756
Rapone PZ 16 990 40746
Picerno PZ 16 5985 46731
Pescopagano PZ 16 1910 48641
Palomonte SA 16 3985 52626
Ruvo del Monte PZ 17 1083 53709
Savoia di Lucania PZ 17 1127 54836
Laviano SA 17 1438 56274
Auletta SA 17 2336 58610
Ruoti PZ 17 3579 62189
Santomenna SA 17 443 62632
Sant'Andrea di Conza AV 18 1539 64171
Valva SA 18 1643 65814
Castelnuovo di Conza SA 18 619 66433
Pertosa SA 18 690 67123
Sant'Angelo Le Fratte PZ 19 1429 68552

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)
62 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 W of Matera (60436 inhabitants)
95 Km E of Portici (55274 inhabitants)
96 Km E of Ercolano (53709 inhabitants)
96 Km SW of Barletta (94814 inhabitants)
97 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 2024-01-28
15:01:34		 40.7078 15.4748 6 2024-01-28
15:12:28		 Sala Sismica INGV-Roma 124911711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-28 15:01:34 ± 0.09
Latitude 40.7078 ± 0.0027
Longitude 15.4748 ± 0.0047
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124911711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 388
Semi-minor axis of confidence ellipse (meter) 221
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 320
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.03058
Epicentral distance of station farthest from the epicenter (degree) 0.36333
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 124911711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-28 15:12:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SGO.HNZ. 2024-01-28T15:01:42.45 0.6 undecidable manual S 221 21.5673 105 0.26 47
IV.ACER.HHN. 2024-01-28T15:01:42.74 0.6 undecidable manual P 77 40.3263 98 0.15 46
IX.PGN3.HNZ.02 2024-01-28T15:01:41.09 1.0 undecidable manual P 119 30.9468 101 0.34 23
IX.RDM3.HHZ.02 2024-01-28T15:01:41.62 0.6 undecidable manual S 15 19.2696 107 0.19 48
IV.SNAL.HHZ. 2024-01-28T15:01:40.92 0.6 undecidable manual P 317 32.8449 100 -0.2 47
IX.SNR3.EHZ.02 2024-01-28T15:01:39.50 0.6 undecidable manual P 278 23.9538 104 0.13 48
IX.COL3.HHZ.02 2024-01-28T15:01:39.16 0.6 undecidable manual S 259 12.3765 115 -0.01 50
IV.CDRU.HHZ. 2024-01-28T15:01:39.96 0.1 positive manual P 211 28.1496 102 -0.23 93
IX.RDM3.HHZ.02 2024-01-28T15:01:38.27 1.0 undecidable manual P 15 19.2696 107 -0.2 24
IV.SGO.HNZ. 2024-01-28T15:01:38.98 0.3 undecidable manual P 221 21.5673 105 0.07 73
IX.COL3.HHZ.02 2024-01-28T15:01:37.25 0.1 negative manual P 259 12.3765 115 0.08 99
IV.MRLC.HHZ. 2024-01-28T15:01:37.35 0.6 undecidable manual S 12 5.4945 136 0.14 49
IX.SCL3.EHZ.02 2024-01-28T15:01:36.76 0.3 undecidable manual S 115 3.3966 150 0 76
IX.SCL3.EHZ.02 2024-01-28T15:01:35.68 0.1 positive manual P 115 3.3966 150 -0.1 100
IV.MRLC.HHZ. 2024-01-28T15:01:35.88 0.1 positive manual P 12 5.4945 136 -0.16 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.SCL3.HNE.01 ML:0.0 0.008004548 0.0768 AML other m 2024-01-28T15:01:37.49
IX.SCL3.EHE.02 ML:0.0 0.0085865265 0.0768 AML other m 2024-01-28T15:01:36.72
IX.SCL3.EHN.02 ML:0.0 0.008581433000000001 0.1024 AML other m 2024-01-28T15:01:37.18
IX.SCL3.HNN.01 ML:0.0 0.0092092855 0.0768 AML other m 2024-01-28T15:01:37.14
IV.MRLC.HNN. ML:0.0 0.0025232895 0.256 AML other m 2024-01-28T15:01:37.24
IV.MRLC.HHN. ML:0.0 0.002128984 0.256 AML other m 2024-01-28T15:01:37.25
IV.MRLC.HNE. ML:0.0 0.0015711335 0.1792 AML other m 2024-01-28T15:01:37.13
IV.MRLC.HHE. ML:0.0 0.0013153125 0.1792 AML other m 2024-01-28T15:01:37.13
IX.COL3.HNE.01 ML:2.0 0.001513843 0.2048 AML other m 2024-01-28T15:01:40.35
IX.COL3.HHE.02 ML:2.1 0.0016273115 0.2048 AML other m 2024-01-28T15:01:40.36
IX.COL3.HNN.01 ML:1.8 0.00081744945 0.192 AML other m 2024-01-28T15:01:42.57
IX.COL3.HHN.02 ML:1.8 0.00089367565 0.2176 AML other m 2024-01-28T15:01:40.92
IV.CDRU.HNN. ML:1.2 0.0000833 0.5 AML other m 2024-01-28T15:01:48.24
IV.CDRU.HHN. ML:1.1 0.00006950000000000001 0.48 AML other m 2024-01-28T15:01:48.48
IV.CDRU.HHE. ML:1.3 0.0001125708 0.448 AML other m 2024-01-28T15:01:49.59
IV.CDRU.HNE. ML:1.3 0.00012020000000000001 0.44 AML other m 2024-01-28T15:01:50.73
IV.SNAL.HHE. ML:1.3 0.000088983545 0.8064 AML other m 2024-01-28T15:01:54.92
IV.SNAL.HHN. ML:1.3 0.0000948571 0.7808 AML other m 2024-01-28T15:01:57.34
IV.SNAL.HNE. ML:1.4 0.00012372362 1.0368 AML other m 2024-01-28T15:01:56.58
IV.SNAL.HNN. ML:1.3 0.00008717242 0.2688 AML other m 2024-01-28T15:01:48.36
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