Earthquake with magnitude of Md 2.1 on date 31-08-2022 and time 00:56:57 (UTC) in region Ischia

A magnitude Md 2.1 earthquake occured in region: Ischia, on

  • 31-08-2022 00:56:57 (UTC)
  • 31-08-2022 02:56:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.7380, 13.8900 at 1 km depth.

The earthquake was located by: Sala Operativa INGV-OV (Napoli).

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
Casamicciola Terme NA 2 8362 8362
Lacco Ameno NA 2 4853 13215
Forio NA 3 17615 30830
Serrara Fontana NA 3 3173 34003
Barano d'Ischia NA 4 10113 44116
Ischia NA 4 19915 64031
Procida NA 12 10530 74561
Monte di Procida NA 15 12886 87447
Bacoli NA 17 26560 114007

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km SW of Pozzuoli (81661 inhabitants)
31 Km SW of Marano di Napoli (59874 inhabitants)
33 Km W of Napoli (974074 inhabitants)
34 Km SW of Giugliano in Campania (122974 inhabitants)
37 Km SW of Aversa (53047 inhabitants)
39 Km SW of Casoria (77642 inhabitants)
39 Km W of Ercolano (53709 inhabitants)
40 Km W of Portici (55274 inhabitants)
41 Km W of Torre del Greco (86275 inhabitants)
41 Km SW of Afragola (65057 inhabitants)
47 Km SW of Acerra (59573 inhabitants)
50 Km W of Castellammare di Stabia (66466 inhabitants)
53 Km SW of Caserta (76326 inhabitants)
54 Km W of Scafati (50787 inhabitants)
69 Km W of Cava de' Tirreni (53659 inhabitants)
74 Km W of Salerno (135261 inhabitants)
79 Km W of Avellino (54857 inhabitants)
87 Km SW of Benevento (60091 inhabitants)
93 Km W of Battipaglia (50786 inhabitants)
Recent and historical seismicity
Seismic hazard
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Md 2.1 2022-08-31
40.7378 13.8905 1 2022-08-31
Sala Operativa INGV-OV (Napoli) 109161701
Preferred location and magnitude until now.
Origin information


Field Value
Time (UTC) 2022-08-31 00:56:57
Latitude 40.7378
Longitude 13.8905
Depth (km) 1 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-OV#SiSmi
Event type earthquake
Origin ID 109161701


Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68


Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 1
Number of defining phases 1
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree)
Epicentral distance of station farthest from the epicenter (degree)
Number of stations at which the event was observed 0
Number of stations from which data was used for origin computation 0
Magnitude information


Field Value
Value 2.1
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 109161701
Agency INGV
Autore Sala Operativa INGV-OV (Napoli)
Time of creation (UTC) 2022-08-31 01:44:03
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download