Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 18-11-2021 and time 16:43:41 (UTC) in region 1 km SE Castelgrande (PZ)

A magnitude ML 1.4 earthquake occured in region: 1 km SE Castelgrande (PZ), on

  • 18-11-2021 16:43:41 (UTC)
  • 18-11-2021 17:43:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.7790, 15.4440 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
Castelgrande PZ 1 943 943
Muro Lucano PZ 4 5497 6440
Pescopagano PZ 8 1910 8350
Bella PZ 8 5171 13521
Rapone PZ 9 990 14511
San Fele PZ 9 3004 17515
Sant'Andrea di Conza AV 10 1539 19054
Santomenna SA 11 443 19497
Castelnuovo di Conza SA 11 619 20116
Ruvo del Monte PZ 11 1083 21199
Laviano SA 12 1438 22637
Conza della Campania AV 13 1373 24010
Ricigliano SA 13 1144 25154
Calitri AV 14 4666 29820
San Gregorio Magno SA 14 4286 34106
Colliano SA 14 3638 37744
Cairano AV 15 326 38070
Balvano PZ 15 1830 39900
Valva SA 15 1643 41543
Romagnano al Monte SA 17 368 41911
Baragiano PZ 17 2671 44582
Buccino SA 18 5047 49629
Teora AV 18 1537 51166
Palomonte SA 18 3985 55151
Caposele AV 19 3483 58634
Calabritto AV 19 2391 61025
Oliveto Citra SA 20 3802 64827
Andretta AV 20 1927 66754

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km W of Potenza (67122 inhabitants)
43 Km E of Battipaglia (50786 inhabitants)
57 Km E of Avellino (54857 inhabitants)
59 Km E of Salerno (135261 inhabitants)
63 Km E of Cava de' Tirreni (53659 inhabitants)
67 Km SW of Cerignola (58396 inhabitants)
68 Km SE of Benevento (60091 inhabitants)
77 Km S of Foggia (151991 inhabitants)
77 Km E of Scafati (50787 inhabitants)
82 Km E of Castellammare di Stabia (66466 inhabitants)
87 Km SW of Andria (100440 inhabitants)
91 Km E of Torre del Greco (86275 inhabitants)
92 Km E of Portici (55274 inhabitants)
92 Km E of Acerra (59573 inhabitants)
92 Km SW of Barletta (94814 inhabitants)
93 Km E of Ercolano (53709 inhabitants)
94 Km W of Altamura (70396 inhabitants)
97 Km E of Afragola (65057 inhabitants)
98 Km E of Casoria (77642 inhabitants)
98 Km W of Matera (60436 inhabitants)
99 Km SW of Trani (56217 inhabitants)
99 Km E of Caserta (76326 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 1.4 2021-11-18
16:43:41		 40.7788 15.4442 6 2021-11-18
17:18:56		 Sala Sismica INGV-Roma 97559381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-18 16:43:41 ± 0.15
Latitude 40.7788 ± 0.0045
Longitude 15.4442 ± 0.0048
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 97559381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 480
Semi-minor axis of confidence ellipse (meter) 159
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 195
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37772
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 97559381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-18 17:18:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PAOL.HHZ. 2021-11-18T16:43:56.21 3.0 positive manual P -0.2 0
IV.ACER.HHZ. 2021-11-18T16:43:56.93 0.6 undecidable manual S 89 41.9247 98 0.42 46
IX.SRN3.HHZ.02 2021-11-18T16:43:53.59 0.6 undecidable manual S 178 32.4453 100 0.3 48
IX.NSC3.EHZ.02 2021-11-18T16:43:51.58 0.6 undecidable manual S 286 28.0497 101 -0.2 49
IV.SNAL.HHZ. 2021-11-18T16:43:51.11 0.3 undecidable manual S 310 25.5522 103 0.18 74
IV.MCRV.HHZ. 2021-11-18T16:43:50.62 0.6 undecidable manual S 271 23.1546 104 0.5 46
IV.ACER.HHZ. 2021-11-18T16:43:49.93 0.6 negative manual P 89 41.9247 98 -0.38 46
IX.SNR3.EHN.02 2021-11-18T16:43:49.79 0.1 undecidable manual S 257 21.6672 105 0.17 100
IX.SRN3.HHZ.02 2021-11-18T16:43:48.21 0.6 undecidable manual P 178 32.4453 100 -0.24 48
IX.CLT3.EHN.02 2021-11-18T16:43:47.38 0.3 undecidable manual S 346 14.1747 112 0.23 75
IX.RDM3.HHZ.02 2021-11-18T16:43:47.57 0.3 undecidable manual S 36 13.1757 113 0.73 65
IX.NSC3.EHZ.02 2021-11-18T16:43:47.00 0.3 undecidable manual P 286 28.0497 101 -0.58 67
IV.SNAL.HHZ. 2021-11-18T16:43:46.95 0.3 undecidable manual P 310 25.5522 103 -0.14 75
IV.MCRV.HHZ. 2021-11-18T16:43:46.20 0.3 positive manual P 271 23.1546 104 -0.42 71
IX.BEL3.HNZ.01 2021-11-18T16:43:46.06 0.6 undecidable manual P 113 17.6712 108 0.5 47
IX.SCL3.EHN.02 2021-11-18T16:43:46.61 0.3 undecidable manual S 149 10.878 118 0.51 71
IX.SFL3.HNZ. 2021-11-18T16:43:46.32 0.3 undecidable manual S 84 11.2776 117 0.08 78
IX.SNR3.EHN.02 2021-11-18T16:43:46.61 0.3 undecidable manual P 257 21.6672 105 0.28 73
IX.CLT3.EHN.02 2021-11-18T16:43:45.10 0.3 undecidable manual P 346 14.1747 112 0.2 76
IX.VDS3.HNZ.01 2021-11-18T16:43:44.89 0.6 undecidable manual S 199 4.4955 142 0.54 47
IX.SFL3.HNZ. 2021-11-18T16:43:44.08 0.1 undecidable manual P 84 11.2776 117 -0.3 99
IV.MRLC.HHZ. 2021-11-18T16:43:44.08 0.3 undecidable manual S 123 4.4955 142 -0.29 75
IX.CSG3.HNZ.01 2021-11-18T16:43:44.14 0.3 undecidable manual S 20 4.6953 141 -0.25 76
IX.RDM3.HHZ.02 2021-11-18T16:43:44.83 0.3 undecidable manual P 36 13.1757 113 0.1 77
IX.SCL3.EHN.02 2021-11-18T16:43:44.08 0.3 undecidable manual P 149 10.878 118 -0.22 76
IX.VDS3.HNZ.01 2021-11-18T16:43:43.22 0.3 undecidable manual P 199 4.4955 142 -0.07 79
IV.MRLC.HHZ. 2021-11-18T16:43:42.84 0.1 positive manual P 123 4.4955 142 -0.46 97
IX.CSG3.HNZ.01 2021-11-18T16:43:42.87 0.3 undecidable manual P 20 4.6953 141 -0.44 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.SCL3.EHE.02 ML:1.5 0.00045506524999999997 0.1024 AML other m 2021-11-18T16:43:47.89
IX.SCL3.EHN.02 ML:1.5 0.0005439145000000001 0.2816 AML other m 2021-11-18T16:43:48.26
IX.CLT3.EHN.02 ML:1.3 0.00021784335 0.2816 AML other m 2021-11-18T16:43:49.86
IX.CLT3.EHE.02 ML:1.4 0.00027747765000000005 0.2432 AML other m 2021-11-18T16:43:51.28
IV.MCRV.HHN. ML:1.2 0.00009800000000000001 0.24 AML other m 2021-11-18T16:43:51.51
IX.SNR3.EHN.02 ML:1.2 0.000111012465 0.2304 AML other m 2021-11-18T16:43:51.26
IV.MCRV.HHE. ML:1.0 0.00007165000000000001 0.42 AML other m 2021-11-18T16:43:54.39
IX.SRN3.HHN.02 ML:1.2 0.00008024999999999999 0.22 AML other m 2021-11-18T16:43:56.04
IX.SNR3.EHE.02 ML:1.1 0.00008407639 0.2816 AML other m 2021-11-18T16:43:56.56
IX.SRN3.HHE.02 ML:1.1 0.00005712154 0.4608 AML other m 2021-11-18T16:44:00.29
IV.MRLC.HHE. ML:0.0 0.0011909051500000002 0.2944 AML other m 2021-11-18T16:43:44.25
IV.MRLC.HHN. ML:0.0 0.0009078351 0.2432 AML other m 2021-11-18T16:43:44.36
IV.MRLC.HNE. ML:0.0 0.00056714235 0.2944 AML other m 2021-11-18T16:43:44.25
IV.MRLC.HNN. ML:0.0 0.00042747135 0.2304 AML other m 2021-11-18T16:43:44.36
IX.SCL3.HNE.01 ML:1.5 0.00045802939999999996 0.1152 AML other m 2021-11-18T16:43:47.88
IX.SCL3.HNN.01 ML:1.6 0.0005492166499999999 0.256 AML other m 2021-11-18T16:43:48.24
IX.CLT3.HNE.01 ML:1.4 0.0002694618 0.256 AML other m 2021-11-18T16:43:54.21
IX.CLT3.HNN.01 ML:1.3 0.000237139245 0.4992 AML other m 2021-11-18T16:43:49.48
IX.SNR3.HNE.01 ML:1.5 0.00021000605 0.5248 AML other m 2021-11-18T16:43:50.84
IX.SNR3.HNN.01 ML:1.4 0.0001779382 0.4992 AML other m 2021-11-18T16:43:57.31
IX.SRN3.HNE.01 ML:1.8 0.0002570116 1.3312 AML other m 2021-11-18T16:44:05.79
IX.SRN3.HNN.01 ML:1.7 0.0002327509 1.0752 AML other m 2021-11-18T16:44:06.83
IV.ACER.HNE. ML:1.5 0.00010428115 1.2416 AML other m 2021-11-18T16:43:55.67
IV.ACER.HNN. ML:1.3 0.00006795955500000001 0.704 AML other m 2021-11-18T16:44:02.48
IV.ACER.HHE. ML:1.4 0.000094429745 1.5744 AML other m 2021-11-18T16:43:55.65
IV.ACER.HHN. ML:1.3 0.00006873285 0.7424 AML other m 2021-11-18T16:44:02.49
IV.PAOL.HHE. ML:1.4 0.000034248835 0.2048 AML other m 2021-11-18T16:44:04.62
IV.PAOL.HHN. ML:1.4 0.0000397555 0.1792 AML other m 2021-11-18T16:44:00.96
IV.PAOL.HNE. ML:2.0 0.0001442333 0.6272 AML other m 2021-11-18T16:44:05.89
IV.PAOL.HNN. ML:2.2 0.0002367909 0.832 AML other m 2021-11-18T16:43:58.55
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