Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 31-01-2022 and time 14:52:50 (UTC) in region 5 km W Castelgrande (PZ)

A magnitude ML 1.7 earthquake occured in region: 5 km W Castelgrande (PZ), on

  • 31-01-2022 14:52:50 (UTC)
  • 31-01-2022 15:52:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.7690, 15.3730 at 11 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Castelgrande PZ 6 943 943
Laviano SA 6 1438 2381
Santomenna SA 6 443 2824
Castelnuovo di Conza SA 7 619 3443
Pescopagano PZ 8 1910 5353
Colliano SA 8 3638 8991
Sant'Andrea di Conza AV 8 1539 10530
Valva SA 9 1643 12173
Muro Lucano PZ 10 5497 17670
Conza della Campania AV 10 1373 19043
San Gregorio Magno SA 13 4286 23329
Calabritto AV 13 2391 25720
Caposele AV 13 3483 29203
Teora AV 14 1537 30740
Rapone PZ 14 990 31730
Palomonte SA 14 3985 35715
Bella PZ 14 5171 40886
Cairano AV 14 326 41212
Oliveto Citra SA 14 3802 45014
Senerchia AV 14 842 45856
Ricigliano SA 15 1144 47000
San Fele PZ 15 3004 50004
Buccino SA 15 5047 55051
Calitri AV 16 4666 59717
Romagnano al Monte SA 17 368 60085
Ruvo del Monte PZ 17 1083 61168
Contursi Terme SA 17 3394 64562
Balvano PZ 18 1830 66392
Andretta AV 19 1927 68319
Lioni AV 20 6201 74520

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Battipaglia (50786 inhabitants)
39 Km W of Potenza (67122 inhabitants)
51 Km E of Avellino (54857 inhabitants)
53 Km E of Salerno (135261 inhabitants)
57 Km E of Cava de' Tirreni (53659 inhabitants)
64 Km SE of Benevento (60091 inhabitants)
71 Km SW of Cerignola (58396 inhabitants)
71 Km E of Scafati (50787 inhabitants)
76 Km E of Castellammare di Stabia (66466 inhabitants)
79 Km S of Foggia (151991 inhabitants)
85 Km E of Torre del Greco (86275 inhabitants)
86 Km E of Portici (55274 inhabitants)
87 Km E of Acerra (59573 inhabitants)
87 Km E of Ercolano (53709 inhabitants)
91 Km E of Afragola (65057 inhabitants)
92 Km E of Casoria (77642 inhabitants)
93 Km SW of Andria (100440 inhabitants)
94 Km E of Caserta (76326 inhabitants)
95 Km E of Napoli (974074 inhabitants)
98 Km SW of Barletta (94814 inhabitants)
100 Km W of Altamura (70396 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
Bulletin
Rev1000 		ML 1.7 2022-01-31
14:52:50		 40.7692 15.3732 11 2022-07-08
12:33:48		 Bollettino Sismico Italiano INGV 103573351
Reviewed
Rev100 		ML 1.7 2022-01-31
14:52:50		 40.7673 15.3617 10 2022-01-31
15:01:21		 Sala Sismica INGV-Roma 100406921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-31 14:52:50 ± 0.06
Latitude 40.7692 ± 0.0045
Longitude 15.3732 ± 0.0059
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 103573351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 492
Semi-minor axis of confidence ellipse (meter) 423
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 62
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
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) 0.04946
Epicentral distance of station farthest from the epicenter (degree) 0.68618
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 100406921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-31 15:01:21

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 103573351
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-04-21 17:01:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ACER.HHZ. 2022-01-31T14:53:06.80 0.6 undecidable manual S 87 47.9187 50 0.59 42
IV.PSB1.HHZ. 2022-01-31T14:53:03.46 0.3 undecidable manual P 317 68.9754 50 0.45 63
IV.MRVN.HHZ. 2022-01-31T14:53:03.94 0.3 undecidable manual P 65 76.1682 50 -0.18 66
IV.MTSN.HHZ. 2022-01-31T14:53:02.00 0.3 undecidable manual P 150 64.2912 50 -0.28 66
IX.MNT3.EHZ.02 2022-01-31T14:53:01.52 0.6 undecidable manual S 284 31.6461 50 -0.37 46
IX.SALI.HNZ.01 2022-01-31T14:53:00.20 0.3 undecidable manual S 318 24.1536 50 0.33 70
IV.SLCN.HHZ. 2022-01-31T14:53:00.43 0.3 undecidable manual P 152 47.4192 50 0.75 59
IV.SNAL.HHZ. 2022-01-31T14:52:59.28 0.3 undecidable manual S 322 22.1556 50 -0.06 74
IV.SGO.HNZ. 2022-01-31T14:52:59.79 0.3 undecidable manual S 193 23.754 50 0 75
IV.ACER.HHZ. 2022-01-31T14:52:59.66 0.3 undecidable manual P 87 47.9187 50 -0.1 70
IX.STN3.EHZ.02 2022-01-31T14:52:58.33 0.3 undecidable manual P 138 35.3424 50 0.5 66
IX.SNR3.EHZ. 2022-01-31T14:52:58.01 0.6 undecidable manual S 256 15.5733 125 0.47 46
IX.CLT3.HNZ. 2022-01-31T14:52:58.19 0.6 undecidable manual S 10 15.0738 126 0.8 41
IX.SRN3.HHZ.02 2022-01-31T14:52:57.23 0.3 undecidable manual P 167 32.2455 50 -0.11 72
IX.SCL3.EHZ.02 2022-01-31T14:52:57.41 0.6 undecidable manual S 125 14.2746 127 0.25 48
IV.CDRU.HHZ. 2022-01-31T14:52:57.12 0.3 undecidable manual P 191 31.5462 50 -0.12 72
IX.COL3.HHE.02 2022-01-31T14:52:56.03 0.6 undecidable manual S 202 9.7791 138 0.01 51
IX.MNT3.EHZ.02 2022-01-31T14:52:56.99 0.3 undecidable manual P 284 31.6461 50 -0.27 70
IV.SGO.HNZ. 2022-01-31T14:52:55.68 0.3 undecidable manual P 193 23.754 50 -0.37 69
IX.CSG3.HNE.01 2022-01-31T14:52:55.42 0.6 undecidable manual S 54 9.2796 139 -0.49 46
IX.SALI.HNZ.01 2022-01-31T14:52:55.87 0.1 undecidable manual P 318 24.1536 50 -0.22 95
IV.MRLC.HHZ. 2022-01-31T14:52:55.95 0.6 undecidable manual S 98 9.7791 138 -0.08 50
IX.RDM3.HHZ.02 2022-01-31T14:52:55.32 0.3 undecidable manual P 49 18.0708 50 0.16 73
IV.SNAL.HHZ. 2022-01-31T14:52:55.55 0.1 negative manual P 322 22.1556 50 -0.24 95
IX.VDS3.HNN.01 2022-01-31T14:52:55.36 0.6 undecidable manual S 125 5.4945 153 0.18 50
IX.CLT3.HNZ. 2022-01-31T14:52:54.56 0.3 undecidable manual P 10 15.0738 126 -0.11 74
IX.SNR3.EHZ. 2022-01-31T14:52:54.90 0.3 undecidable manual P 256 15.5733 125 0.14 74
IX.SCL3.EHZ.02 2022-01-31T14:52:53.95 0.3 undecidable manual P 125 14.2746 127 -0.58 67
IX.VDS3.HNN.01 2022-01-31T14:52:53.54 0.1 undecidable manual P 125 5.4945 153 0.15 100
IX.COL3.HHE.02 2022-01-31T14:52:53.97 0.3 undecidable manual P 202 9.7791 138 0.1 75
IX.CSG3.HNE.01 2022-01-31T14:52:53.51 0.3 undecidable manual P 54 9.2796 139 -0.3 72
IV.MRLC.HHZ. 2022-01-31T14:52:53.70 0.1 positive manual P 98 9.7791 138 -0.18 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRLC.HHN. ML:1.8 0.000889 0.22 AML other m 2022-01-31T14:52:56.19
IV.MRLC.HNN. ML:1.6 0.0004305 0.22 AML other m 2022-01-31T14:52:56.19
IV.MRLC.HNE. ML:1.6 0.00043799999999999997 0.2 AML other m 2022-01-31T14:52:56.18
IV.MRLC.HHE. ML:1.9 0.0009410000000000001 0.2 AML other m 2022-01-31T14:52:56.18
IX.SNR3.HNE.01 ML:1.9 0.0006544999999999999 1.5 AML other m 2022-01-31T14:52:58.98
IX.SNR3.EHE.02 ML:1.8 0.0005735 1.52 AML other m 2022-01-31T14:52:58.23
IX.SNR3.EHN.02 ML:2.0 0.0008865 0.22 AML other m 2022-01-31T14:53:00.82
IX.SNR3.HNN.01 ML:2.0 0.0009339999999999999 0.22 AML other m 2022-01-31T14:53:00.93
IX.MNT3.EHE.02 ML:1.7 0.000236 0.08 AML other m 2022-01-31T14:53:03.15
IX.MNT3.EHN.02 ML:1.7 0.0002455 0.64 AML other m 2022-01-31T14:53:04.50
IV.CDRU.HHN. ML:1.1 0.000057050000000000004 0.52 AML other m 2022-01-31T14:53:04.78
IV.CDRU.HHE. ML:1.5 0.000157 0.86 AML other m 2022-01-31T14:53:04.14
IX.SRN3.HHN.02 ML:1.8 0.0002735 0.24 AML other m 2022-01-31T14:53:04.66
IX.SRN3.HHE.02 ML:1.6 0.000192 0.36 AML other m 2022-01-31T14:53:04.63
IV.ACER.HNE. ML:1.8 0.000193 0.24 AML other m 2022-01-31T14:53:07.18
IV.ACER.HHE. ML:1.9 0.000199 0.24 AML other m 2022-01-31T14:53:07.18
IV.SLCN.HHN. ML:1.6 0.00011449999999999999 0.38 AML other m 2022-01-31T14:53:07.41
IV.ACER.HNN. ML:1.7 0.00014000000000000001 0.56 AML other m 2022-01-31T14:53:08.35
IV.ACER.HHN. ML:1.6 0.000121 0.56 AML other m 2022-01-31T14:53:08.35
IV.SLCN.HHE. ML:1.8 0.00016999999999999999 0.82 AML other m 2022-01-31T14:53:09.97
IV.MTSN.HHN. ML:1.5 0.000060950000000000004 0.38 AML other m 2022-01-31T14:53:12.77
IV.MTSN.HHE. ML:1.5 0.00006220000000000001 0.58 AML other m 2022-01-31T14:53:15.58
IV.MRVN.HHN. ML:1.5 0.000050100000000000005 0.42 AML other m 2022-01-31T14:53:15.78
IV.MRVN.HHE. ML:1.5 0.00004265 1.4 AML other m 2022-01-31T14:53:16.19
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