Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 27-01-2022 and time 11:54:50 (UTC) in region 2 km N Felitto (SA)

A magnitude ML 1.4 earthquake occured in region: 2 km N Felitto (SA), on

  • 27-01-2022 11:54:50 (UTC)
  • 27-01-2022 12:54:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.3900, 15.2450 at 9 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
Felitto SA 2 1283 1283
Castel San Lorenzo SA 3 2471 3754
Magliano Vetere SA 5 695 4449
Monteforte Cilento SA 5 564 5013
Roccadaspide SA 6 7209 12222
Aquara SA 6 1545 13767
Bellosguardo SA 7 794 14561
Roscigno SA 9 817 15378
Stio SA 9 872 16250
Laurino SA 10 1548 17798
Campora SA 10 439 18237
Ottati SA 10 618 18855
Sacco SA 11 492 19347
Gioi SA 11 1278 20625
Cicerale SA 11 1220 21845
Sant'Angelo a Fasanella SA 11 635 22480
Castelcivita SA 12 1739 24219
Giungano SA 12 1280 25499
Orria SA 12 1089 26588
Valle dell'Angelo SA 12 248 26836
Trentinara SA 12 1646 28482
Piaggine SA 12 1311 29793
Corleto Monforte SA 13 592 30385
Perito SA 13 931 31316
Controne SA 14 875 32191
Capaccio Paestum SA 14 22810 55001
Albanella SA 15 6513 61514
Moio della Civitella SA 16 1827 63341
Prignano Cilento SA 16 1018 64359
Salento SA 16 1977 66336
Cannalonga SA 17 1063 67399
Ogliastro Cilento SA 17 2270 69669
Torchiara SA 18 1871 71540
Rutino SA 18 842 72382
Altavilla Silentina SA 18 7051 79433
Vallo della Lucania SA 18 8531 87964
Novi Velia SA 19 2324 90288
Lustra SA 19 1075 91363
Postiglione SA 19 2151 93514
Petina SA 19 1159 94673
San Rufo SA 19 1754 96427
Sicignano degli Alburni SA 20 3519 99946
Castelnuovo Cilento SA 20 2732 102678
Laureana Cilento SA 20 1174 103852

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km SE of Battipaglia (50786 inhabitants)
52 Km SE of Salerno (135261 inhabitants)
55 Km SW of Potenza (67122 inhabitants)
57 Km SE of Cava de' Tirreni (53659 inhabitants)
70 Km SE of Avellino (54857 inhabitants)
73 Km SE of Scafati (50787 inhabitants)
73 Km E of Castellammare di Stabia (66466 inhabitants)
86 Km SE of Torre del Greco (86275 inhabitants)
89 Km SE of Ercolano (53709 inhabitants)
89 Km SE of Portici (55274 inhabitants)
91 Km SE of Benevento (60091 inhabitants)
96 Km SE of Acerra (59573 inhabitants)
98 Km SE of Napoli (974074 inhabitants)
99 Km SE of Afragola (65057 inhabitants)
99 Km SE of Casoria (77642 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 1.4 2022-01-27
11:54:50		 40.3898 15.2453 9 2022-07-08
12:33:28		 Bollettino Sismico Italiano INGV 100878331
Reviewed
Rev100 		ML 1.5 2022-01-27
11:54:50		 40.3917 15.2323 10 2022-01-27
12:03:24		 Sala Sismica INGV-Roma 100228631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-27 11:54:50 ± 0.14
Latitude 40.3898 ± 0.0045
Longitude 15.2453 ± 0.0142
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 100878331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1203
Semi-minor axis of confidence ellipse (meter) 306
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 81
Circular confidence region, given by single value of horizontal uncertainty (meter) 1200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 191
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34804
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 100878331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-11 14:23:34

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 100228631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-27 12:03:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ORI.HHZ. 2022-01-27T11:55:21.22 3.0 undecidable manual S -3.29 0
IV.MRB1.HHZ. 2022-01-27T11:55:15.11 3.0 undecidable manual S -0.73 0
IV.ACER.HHZ. 2022-01-27T11:55:14.73 3.0 undecidable manual S -0.23 0
IV.BULG.HHZ. 2022-01-27T11:55:04.18 0.6 undecidable manual S 162 36.3414 50 0.71 42
IX.SNR3.EHE.02 2022-01-27T11:55:04.41 0.3 undecidable manual S 353 38.628 50 0.33 70
IV.MGR.HHZ. 2022-01-27T11:55:03.67 0.3 undecidable manual S 137 38.2284 50 -0.31 70
IV.MRB1.HHZ. 2022-01-27T11:54:59.73 3.0 undecidable manual P -5.47 0
IX.SNR3.EHE.02 2022-01-27T11:54:58.22 0.3 undecidable manual P 353 38.628 50 -0.28 71
IV.BULG.HHZ. 2022-01-27T11:54:58.12 0.1 positive manual P 162 36.3414 50 -0.02 100
IV.SGO.HHE. 2022-01-27T11:54:58.01 0.3 undecidable manual S 15 19.6692 115 -0.37 72
IV.MGR.HHZ. 2022-01-27T11:54:58.08 0.1 positive manual P 137 38.2284 50 -0.36 93
IX.SRN3.HHZ.02 2022-01-27T11:54:58.97 0.3 undecidable manual S 59 20.868 113 0.2 74
IX.COL3.HHE. 2022-01-27T11:54:57.91 0.6 undecidable manual P 12 33.744 50 0.16 49
IV.CDRU.HHZ. 2022-01-27T11:54:56.09 0.3 undecidable manual S 24 12.1767 127 -0.04 78
IV.SGO.HHE. 2022-01-27T11:54:55.14 0.3 undecidable manual P 15 19.6692 115 -0.06 77
IV.CMPR.HHZ. 2022-01-27T11:54:55.36 0.3 undecidable manual S 149 9.2796 134 -0.03 79
IX.SRN3.HHZ.02 2022-01-27T11:54:55.62 0.1 positive manual P 59 20.868 113 0.19 99
IV.CDRU.HHZ. 2022-01-27T11:54:54.01 0.3 undecidable manual P 24 12.1767 127 0.1 77
IV.CMPR.HHZ. 2022-01-27T11:54:53.63 0.3 undecidable manual P 149 9.2796 134 0.15 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CMPR.HNN. ML:1.1 0.00019250000000000002 0.32 AML other m 2022-01-27T11:54:55.71
IV.CMPR.HHN. ML:1.1 0.0001955 0.32 AML other m 2022-01-27T11:54:55.71
IV.CMPR.HNE. ML:1.2 0.00023799999999999998 0.58 AML other m 2022-01-27T11:54:55.54
IV.CMPR.HHE. ML:1.3 0.00026900000000000003 0.58 AML other m 2022-01-27T11:54:55.54
IV.CDRU.HNN. ML:1.4 0.000266 0.12 AML other m 2022-01-27T11:54:56.34
IV.CDRU.HHN. ML:1.4 0.00026949999999999994 0.28 AML other m 2022-01-27T11:54:56.34
IV.CDRU.HHE. ML:1.8 0.0007135 0.1 AML other m 2022-01-27T11:54:56.46
IV.CDRU.HNE. ML:1.7 0.000653 0.1 AML other m 2022-01-27T11:54:56.42
IX.SRN3.HHN.02 ML:1.7 0.00039150000000000003 1.46 AML other m 2022-01-27T11:55:00.21
IX.SRN3.HHE.02 ML:1.6 0.0002875 0.24 AML other m 2022-01-27T11:55:01.51
IV.MGR.HHE. ML:1.0 0.0000422 1.06 AML other m 2022-01-27T11:55:05.54
IV.MGR.HHN. ML:1.0 0.0000406 1.38 AML other m 2022-01-27T11:55:05.05
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