Earthquake with magnitude of ML 0.8 on date 27-05-2023 and time 21:23:58 (UTC) in region 3 km E Castelnuovo Cilento (SA)

A magnitude ML 0.8 earthquake occured in region: 3 km E Castelnuovo Cilento (SA), on

  • 27-05-2023 21:23:58 (UTC)
  • 27-05-2023 23:23:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.2140, 15.2110 at 11 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
Castelnuovo Cilento SA 3 2732 2732
Salento SA 4 1977 4709
Ceraso SA 5 2397 7106
Vallo della Lucania SA 5 8531 15637
Moio della Civitella SA 6 1827 17464
Novi Velia SA 7 2324 19788
Cannalonga SA 8 1063 20851
Ascea SA 8 5820 26671
Gioi SA 9 1278 27949
Casal Velino SA 9 5268 33217
Cuccaro Vetere SA 10 573 33790
Stella Cilento SA 10 738 34528
Orria SA 10 1089 35617
Perito SA 11 931 36548
Omignano SA 12 1645 38193
Stio SA 12 872 39065
Futani SA 12 1204 40269
Pisciotta SA 12 2641 42910
San Mauro la Bruca SA 12 603 43513
Campora SA 12 439 43952
Sessa Cilento SA 13 1337 45289
Pollica SA 13 2393 47682
Montano Antilia SA 14 2077 49759
San Mauro Cilento SA 14 889 50648
Lustra SA 15 1075 51723
Magliano Vetere SA 15 695 52418
Rutino SA 15 842 53260
Serramezzana SA 16 331 53591
Cicerale SA 16 1220 54811
Monteforte Cilento SA 17 564 55375
Perdifumo SA 18 1790 57165
Laurito SA 18 788 57953
Laurino SA 18 1548 59501
Laureana Cilento SA 18 1174 60675
Prignano Cilento SA 18 1018 61693
Felitto SA 18 1283 62976
Torchiara SA 18 1871 64847
Centola SA 18 5168 70015
Rofrano SA 18 1576 71591
Alfano SA 19 1023 72614
Montecorice SA 19 2628 75242
Valle dell'Angelo SA 20 248 75490

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km SE of Battipaglia (50786 inhabitants)
64 Km SE of Salerno (135261 inhabitants)
69 Km SE of Cava de' Tirreni (53659 inhabitants)
69 Km SW of Potenza (67122 inhabitants)
82 Km SE of Castellammare di Stabia (66466 inhabitants)
83 Km SE of Scafati (50787 inhabitants)
86 Km SE of Avellino (54857 inhabitants)
96 Km SE of Torre del Greco (86275 inhabitants)
99 Km SE of Ercolano (53709 inhabitants)
99 Km SE of Portici (55274 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 0.8 2023-05-27
21:23:58
40.2137 15.2112 11 2023-05-27
21:34:51
Sala Sismica INGV-Roma 117792691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-27 21:23:58 ± 0.11
Latitude 40.2137 ± 0.0027
Longitude 15.2112 ± 0.0094
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117792691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 820
Semi-minor axis of confidence ellipse (meter) 250
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
Circular confidence region, given by single value of horizontal uncertainty (meter) 820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 235
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35433
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 117792691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-27 21:34:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HHZ. 2023-05-27T21:24:18.06 3.0 undecidable manual P -0.24 0
IV.SALB.HHZ. 2023-05-27T21:24:15.92 3.0 negative manual P 0.47 0
IV.SGO.HNZ. 2023-05-27T21:24:11.50 0.3 undecidable manual S 12 39.3273 50 -0.05 72
IV.MGR.HHZ. 2023-05-27T21:24:09.00 0.3 undecidable manual S 106 30.2475 50 -0.12 72
IV.CDRU.HHZ. 2023-05-27T21:24:09.70 0.3 undecidable manual S 14 31.6461 50 0.21 71
IV.BULG.HHN. 2023-05-27T21:24:06.70 0.3 undecidable manual S 137 20.5683 50 0.15 73
IV.SGO.HNZ. 2023-05-27T21:24:05.92 0.3 undecidable manual P 12 39.3273 50 -0.15 71
IV.CDRU.HHZ. 2023-05-27T21:24:04.83 0.3 undecidable manual P 14 31.6461 50 -0.06 73
IX.SCL3.EHZ.02 2023-05-27T21:24:04.42 3.0 positive manual P -0.02 0
IV.CMPR.HHZ. 2023-05-27T21:24:04.80 0.3 undecidable manual S 34 13.9749 50 0.02 76
IV.MGR.HHZ. 2023-05-27T21:24:04.55 0.6 positive manual P 106 30.2475 50 -0.12 48
IV.BULG.HHN. 2023-05-27T21:24:03.20 0.1 undecidable manual P 137 20.5683 50 0.02 100
IV.CMPR.HHZ. 2023-05-27T21:24:02.21 0.3 undecidable manual P 34 13.9749 50 0.05 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CMPR.HHE. ML:0.8 0.00005875 0.12 AML other m 2023-05-27T21:24:04.91
IV.CMPR.HHN. ML:0.8 0.0000538 1.18 AML other m 2023-05-27T21:24:04.35
IV.CDRU.HHE. ML:1.1 0.0000599 0.14 AML other m 2023-05-27T21:24:09.90
IV.CDRU.HHN. ML:0.6 0.000018849999999999997 0.92 AML other m 2023-05-27T21:24:10.51
IV.CMPR.HNE. ML:0.7 0.00005237987 0.1408 AML other m 2023-05-27T21:24:04.98
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