Earthquake with magnitude of ML 1.0 on date 06-09-2023 and time 00:38:20 (Italy) in region 2 km E Atina (FR)

A magnitude ML 1.0 earthquake occured in region: 2 km E Atina (FR), on

  • 05-09-2023 22:38:20 (UTC)
  • 06-09-2023 00:38:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6240, 13.8200 at 10 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
Atina FR 2 4316 4316
Villa Latina FR 2 1241 5557
Gallinaro FR 4 1269 6826
Picinisco FR 5 1218 8044
Belmonte Castello FR 5 739 8783
Settefrati FR 6 728 9511
Casalattico FR 8 574 10085
Terelle FR 8 422 10507
Casalvieri FR 9 2698 13205
San Biagio Saracinisco FR 9 349 13554
San Donato Val di Comino FR 10 2107 15661
Alvito FR 10 2713 18374
Sant'Elia Fiumerapido FR 10 6166 24540
Vicalvi FR 11 783 25323
Vallerotonda FR 11 1581 26904
Posta Fibreno FR 13 1139 28043
Fontechiari FR 13 1303 29346
Colle San Magno FR 13 699 30045
Villa Santa Lucia FR 13 2632 32677
Acquafondata FR 14 263 32940
Castrocielo FR 14 3965 36905
Cassino FR 15 36142 73047
Roccasecca FR 15 7365 80412
Piedimonte San Germano FR 15 6535 86947
Santopadre FR 16 1357 88304
Viticuso FR 17 353 88657
Campoli Appennino FR 17 1725 90382
Opi AQ 17 420 90802
Cervaro FR 17 8109 98911
Aquino FR 17 5370 104281
Arpino FR 18 7262 111543
Broccostella FR 18 2741 114284
Pizzone IS 19 329 114613
Civitella Alfedena AQ 19 296 114909
Colfelice FR 19 1932 116841
Villetta Barrea AQ 19 653 117494
Pescosolido FR 20 1555 119049
Rocca d'Arce FR 20 959 120008

Municipalities with at least 50000 inhabitants

An earthquake occurred to
75 Km NW of Caserta (76326 inhabitants)
78 Km E of Latina (125985 inhabitants)
79 Km NW of Aversa (53047 inhabitants)
84 Km NW of Giugliano in Campania (122974 inhabitants)
86 Km SW of Chieti (51815 inhabitants)
86 Km NW of Marano di Napoli (59874 inhabitants)
87 Km E of Velletri (53303 inhabitants)
88 Km NW of Afragola (65057 inhabitants)
88 Km SE of L'Aquila (69753 inhabitants)
88 Km NW of Acerra (59573 inhabitants)
89 Km NW of Casoria (77642 inhabitants)
89 Km N of Pozzuoli (81661 inhabitants)
93 Km E of Tivoli (56533 inhabitants)
94 Km NW of Napoli (974074 inhabitants)
97 Km NW of Benevento (60091 inhabitants)
97 Km E of Aprilia (73446 inhabitants)
99 Km SW of Pescara (121014 inhabitants)
100 Km NW 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 1.0 2023-09-05
22:38:20
41.6242 13.8197 10 2023-09-05
22:45:49
Sala Sismica INGV-Roma 120812391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-05 22:38:20 ± 0.06
Latitude 41.6242 ± 0.0036
Longitude 13.8197 ± 0.0036
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120812391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 347
Semi-minor axis of confidence ellipse (meter) 268
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 211
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.12321
Epicentral distance of station farthest from the epicenter (degree) 0.39210
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 120812391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-05 22:45:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2023-09-05T22:38:34.39 0.1 undecidable manual S 9 43.5231 50 -0.11 93
IV.INTR.HHZ. 2023-09-05T22:38:28.74 0.6 undecidable manual P 9 43.5231 50 0.3 45
IV.LRP.EHZ. 2023-09-05T22:38:27.52 0.1 undecidable manual S 278 19.4694 117 -0.23 95
IV.CERA.HHZ. 2023-09-05T22:38:26.92 0.1 undecidable manual S 100 16.7721 121 0 100
IV.MCI.EHZ. 2023-09-05T22:38:26.34 0.1 undecidable manual S 182 14.7741 124 0 100
IV.RNI2.HHE. 2023-09-05T22:38:26.20 0.1 undecidable manual P 72 28.9488 50 0.01 97
IV.POFI.HHZ. 2023-09-05T22:38:26.22 0.3 undecidable manual S 319 13.6752 126 0.19 72
IV.LIK.EHE.01 2023-09-05T22:38:25.96 0.6 undecidable manual P 237 25.6521 111 0.29 46
IV.LRP.EHZ. 2023-09-05T22:38:24.46 0.6 undecidable manual P 278 19.4694 117 -0.09 49
IV.POFI.HHZ. 2023-09-05T22:38:23.73 0.1 undecidable manual P 319 13.6752 126 0.18 97
IV.CERA.HHZ. 2023-09-05T22:38:23.99 0.1 undecidable manual P 100 16.7721 121 -0.07 98
IV.MCI.EHZ. 2023-09-05T22:38:23.73 0.3 negative manual P 182 14.7741 124 0 75
IT.OPI.HGE. 2023-09-05T22:38:23.95 0.1 undecidable manual P 3 16.872 120 -0.14 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.POFI.HHN. ML:0.5 0.00003555 0.2 AML other m 2023-09-05T22:38:26.68
IV.MCI.EHN. ML:1.1 0.00012277828 0.2176 AML other m 2023-09-05T22:38:26.63
IV.MCI.EHE. ML:1.4 0.00021897665 0.3328 AML other m 2023-09-05T22:38:27.85
IV.CERA.HNE. ML:1.1 0.000097524905 0.4096 AML other m 2023-09-05T22:38:28.84
IV.CERA.HNN. ML:1.1 0.00010711224999999999 0.2304 AML other m 2023-09-05T22:38:31.07
IV.CERA.HHE. ML:1.1 0.00009953215500000001 0.4224 AML other m 2023-09-05T22:38:28.84
IV.CERA.HHN. ML:1.1 0.000103227315 0.2304 AML other m 2023-09-05T22:38:31.07
IV.LRP.EHE. ML:0.7 0.000036312460999999995 0.128 AML other m 2023-09-05T22:38:29.01
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