Earthquake with magnitude of ML 1.2 on date 22-03-2022 and time 23:17:18 (Italy) in region 4 km E Sant'Arsenio (SA)

A magnitude ML 1.2 earthquake occured in region: 4 km E Sant'Arsenio (SA), on

  • 22-03-2022 22:17:18 (UTC)
  • 22-03-2022 23:17:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.4850, 15.5270 at 19 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sant'Arsenio SA 4 2815 2815
Atena Lucana SA 4 2336 5151
Polla SA 4 5279 10430
San Pietro al Tanagro SA 5 1695 12125
Sant'Angelo Le Fratte PZ 8 1429 13554
San Rufo SA 8 1754 15308
Brienza PZ 9 4078 19386
Pertosa SA 9 690 20076
Caggiano SA 10 2765 22841
Savoia di Lucania PZ 10 1127 23968
Sala Consilina SA 11 12664 36632
Satriano di Lucania PZ 12 2374 39006
Teggiano SA 12 7976 46982
Auletta SA 12 2336 49318
Sasso di Castalda PZ 13 835 50153
Vietri di Potenza PZ 13 2832 52985
Salvitelle SA 13 560 53545
Corleto Monforte SA 13 592 54137
Petina SA 14 1159 55296
Sant'Angelo a Fasanella SA 16 635 55931
Monte San Giacomo SA 16 1572 57503
Sassano SA 16 5013 62516
Tito PZ 17 7332 69848
Sacco SA 17 492 70340
Romagnano al Monte SA 18 368 70708
Roscigno SA 18 817 71525
Ottati SA 18 618 72143
Balvano PZ 19 1830 73973
Marsico Nuovo PZ 19 4098 78071
Picerno PZ 19 5985 84056
Bellosguardo SA 20 794 84850
Padula SA 20 5368 90218

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km SW of Potenza (67122 inhabitants)
48 Km E of Battipaglia (50786 inhabitants)
68 Km E of Salerno (135261 inhabitants)
73 Km E of Cava de' Tirreni (53659 inhabitants)
78 Km SE of Avellino (54857 inhabitants)
89 Km E of Scafati (50787 inhabitants)
91 Km E of Castellammare di Stabia (66466 inhabitants)
93 Km SW of Cerignola (58396 inhabitants)
93 Km W of Matera (60436 inhabitants)
95 Km W of Altamura (70396 inhabitants)
95 Km SE of Benevento (60091 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 1.2 2022-03-22
22:17:18
40.4847 15.5273 19 2022-03-22
22:22:36
Sala Sismica INGV-Roma 102272891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-22 22:17:18 ± 0.05
Latitude 40.4847 ± 0.0018
Longitude 15.5273 ± 0.0024
Depth (km) 19 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 102272891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 192
Semi-minor axis of confidence ellipse (meter) 131
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 15
Circular confidence region, given by single value of horizontal uncertainty (meter) 190.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.07
Epicentral distance of station closest to the epicenter (degree) 0.05306
Epicentral distance of station farthest from the epicenter (degree) 0.26260
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 102272891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-22 22:22:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCEL.HHZ. 2022-03-22T22:17:29.70 0.3 undecidable manual S 127 29.1486 113 0.2 71
IV.CMPR.HHZ. 2022-03-22T22:17:28.88 0.3 undecidable manual S 226 26.4513 116 0.04 73
IV.CDRU.HHZ. 2022-03-22T22:17:27.07 0.3 undecidable manual S 272 18.7701 127 -0.03 74
IV.SLCN.HHZ. 2022-03-22T22:17:26.08 0.3 undecidable manual S 140 13.7751 138 -0.03 74
IT.SLC1.HGE. 2022-03-22T22:17:25.63 0.3 undecidable manual S 150 11.4774 143 -0.09 74
IX.TEGI.HNN.01 2022-03-22T22:17:25.70 0.3 undecidable manual S 176 11.6772 143 -0.04 75
IX.SRN3.HHZ.02 2022-03-22T22:17:25.03 0.3 undecidable manual S 272 5.8941 160 0.03 76
IX.STN3.EHZ.02 2022-03-22T22:17:25.76 0.3 undecidable manual S 64 11.5773 143 0.02 75
IV.MCEL.HHZ. 2022-03-22T22:17:24.90 0.3 undecidable manual P 127 29.1486 113 -0.09 72
IV.CMPR.HHZ. 2022-03-22T22:17:24.55 0.1 positive manual P 226 26.4513 116 -0.06 97
IX.SCL3.EHE.02 2022-03-22T22:17:24.14 0.3 undecidable manual P 357 23.3544 120 -0.05 74
IV.SLCN.HHZ. 2022-03-22T22:17:23.08 0.3 positive manual P 140 13.7751 138 0.05 74
IV.CDRU.HHZ. 2022-03-22T22:17:23.71 0.6 negative manual P 272 18.7701 127 0.11 48
IX.STN3.EHZ.02 2022-03-22T22:17:22.77 0.1 negative manual P 64 11.5773 143 -0.04 100
IT.SLC1.HGE. 2022-03-22T22:17:22.81 0.3 undecidable manual P 150 11.4774 143 0.01 75
IX.TEGI.HNN.01 2022-03-22T22:17:22.72 0.3 undecidable manual P 176 11.6772 143 -0.1 74
IX.SRN3.HHZ.02 2022-03-22T22:17:22.46 0.1 negative manual P 272 5.8941 160 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.SRN3.HHN.02 ML:1.4 0.00022250000000000001 0.36 AML other m 2022-03-22T22:17:25.75
IV.SLCN.HHN. ML:1.2 0.00011135000000000001 0.34 AML other m 2022-03-22T22:17:26.10
IX.SRN3.HHE.02 ML:1.2 0.0001445 1.76 AML other m 2022-03-22T22:17:26.91
IV.CDRU.HHN. ML:1.1 0.0000731 0.14 AML other m 2022-03-22T22:17:27.31
IV.CDRU.HHE. ML:1.3 0.000126 0.46 AML other m 2022-03-22T22:17:27.44
IV.SLCN.HHE. ML:1.2 0.0001171 0.82 AML other m 2022-03-22T22:17:28.50
IV.CMPR.HHE. ML:0.9 0.000032600000000000006 1.64 AML other m 2022-03-22T22:17:29.96
IV.CMPR.HHN. ML:0.7 0.00002465 1.28 AML other m 2022-03-22T22:17:29.34
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