Earthquake with magnitude of ML 2.0 on date 15-04-2023 and time 19:43:45 (UTC) in region 2 km NE Posta Fibreno (FR)

A magnitude ML 2.0 earthquake occured in region: 2 km NE Posta Fibreno (FR), on

  • 15-04-2023 19:43:45 (UTC)
  • 15-04-2023 21:43:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7070, 13.7070 at 7 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Posta Fibreno FR 2 1139 1139
Vicalvi FR 3 783 1922
Alvito FR 4 2713 4635
Campoli Appennino FR 4 1725 6360
Fontechiari FR 5 1303 7663
Broccostella FR 6 2741 10404
Pescosolido FR 6 1555 11959
Sora FR 8 26144 38103
Casalvieri FR 8 2698 40801
San Donato Val di Comino FR 9 2107 42908
Gallinaro FR 9 1269 44177
Casalattico FR 10 574 44751
Arpino FR 10 7262 52013
Isola del Liri FR 11 11715 63728
Atina FR 12 4316 68044
Settefrati FR 13 728 68772
Santopadre FR 13 1357 70129
Opi AQ 13 420 70549
Castelliri FR 13 3454 74003
Pescasseroli AQ 13 2203 76206
Picinisco FR 15 1218 77424
Villa Latina FR 15 1241 78665
Balsorano AQ 16 3569 82234
Rocca d'Arce FR 17 959 83193
Belmonte Castello FR 17 739 83932
Fontana Liri FR 17 2953 86885
Arce FR 17 5756 92641
Roccasecca FR 17 7365 100006
Colle San Magno FR 17 699 100705
Monte San Giovanni Campano FR 18 12929 113634
Terelle FR 18 422 114056
Colfelice FR 19 1932 115988
Villavallelonga AQ 19 919 116907
Castrocielo FR 20 3965 120872

Municipalities with at least 50000 inhabitants

An earthquake occurred to
72 Km E of Latina (125985 inhabitants)
76 Km SE of L'Aquila (69753 inhabitants)
77 Km E of Velletri (53303 inhabitants)
80 Km E of Tivoli (56533 inhabitants)
81 Km SW of Chieti (51815 inhabitants)
87 Km E of Guidonia Montecelio (88673 inhabitants)
88 Km NW of Caserta (76326 inhabitants)
89 Km E of Aprilia (73446 inhabitants)
92 Km NW of Aversa (53047 inhabitants)
94 Km E of Anzio (54211 inhabitants)
94 Km SW of Pescara (121014 inhabitants)
96 Km NW of Giugliano in Campania (122974 inhabitants)
97 Km SW of Montesilvano (53738 inhabitants)
99 Km NW of Marano di Napoli (59874 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 2.0 2023-04-15
19:43:45
41.7072 13.7067 7 2024-03-01
17:18:04
Bollettino Sismico Italiano INGV 116488871
Reviewed
Rev100
ML 2.1 2023-04-15
19:43:45
41.7003 13.7002 8 2023-04-15
19:49:25
Sala Sismica INGV-Roma 116417611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-15 19:43:45 ± 0.11
Latitude 41.7072 ± 0.0063
Longitude 13.7067 ± 0.0084
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116488871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 720
Semi-minor axis of confidence ellipse (meter) 422
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 212
Circular confidence region, given by single value of horizontal uncertainty (meter) 720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.01079
Epicentral distance of station farthest from the epicenter (degree) 0.61873
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 116488871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-23 16:17:29

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 116417611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-15 19:49:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTQR.HHZ. 2023-04-15T19:44:00.53 0.6 undecidable manual S 324 43.1235 50 0.37 45
IV.INTR.HHZ. 2023-04-15T19:43:59.14 0.6 undecidable manual S 26 37.5291 101 0.5 44
IV.PIGN.HHZ. 2023-04-15T19:43:59.39 0.6 undecidable manual P 145 68.6757 50 1.54 25
IV.T0110.HHZ. 2023-04-15T19:43:56.08 0.1 undecidable manual P 6 58.1973 50 -0.17 91
IV.CERT.HHZ. 2023-04-15T19:43:56.87 0.3 undecidable manual P 294 65.6898 50 -0.52 62
IV.CERA.HHZ. 2023-04-15T19:43:55.65 0.6 undecidable manual S 115 28.5492 104 0.04 49
IV.LPEL.HHZ. 2023-04-15T19:43:55.11 0.3 undecidable manual P 46 54.501 50 -0.56 63
IV.RNI2.HHZ. 2023-04-15T19:43:53.22 0.1 undecidable manual P 91 36.9297 101 0.3 92
IV.VVLD.HHZ. 2023-04-15T19:43:53.11 0.3 undecidable manual S 339 19.2696 111 0.57 67
IV.PTQR.HHZ. 2023-04-15T19:43:53.49 0.3 undecidable manual P 324 43.1235 50 -0.42 67
IV.GIUL.HHZ. 2023-04-15T19:43:53.57 0.3 undecidable manual P 246 40.9257 50 -0.01 73
IV.INTR.HHZ. 2023-04-15T19:43:52.79 0.1 negative manual P 26 37.5291 101 -0.24 93
IV.GUAR.HHZ. 2023-04-15T19:43:52.12 0.6 undecidable manual P 287 34.0437 102 -0.23 47
IV.CERA.HHZ. 2023-04-15T19:43:51.07 0.1 undecidable manual P 115 28.5492 104 -0.21 96
IT.OPI.HGZ. 2023-04-15T19:43:50.71 0.6 undecidable manual S 53 12.7761 120 0.22 49
IV.MCI.EHZ. 2023-04-15T19:43:50.72 0.1 positive manual P 160 25.5522 106 0.02 100
IV.LRP.EHZ. 2023-04-15T19:43:50.89 0.6 undecidable manual S 236 11.9769 122 0.64 44
IV.VVLD.HHZ. 2023-04-15T19:43:49.71 0.1 negative manual P 339 19.2696 111 0.2 97
IV.LRP.EHZ. 2023-04-15T19:43:48.35 0.1 undecidable manual P 236 11.9769 122 0.16 99
IT.OPI.HGZ. 2023-04-15T19:43:48.60 0.1 undecidable manual P 53 12.7761 120 0.27 97
IV.POFI.HNZ. 2023-04-15T19:43:47.07 0.3 undecidable manual S 22 1.1988 171 -0.89 60
IV.POFI.HNZ. 2023-04-15T19:43:46.60 0.1 negative manual P 22 1.1988 171 -0.26 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LRP.EHE. ML:2.3 0.0023599999999999997 0.42 AML other m 2023-04-15T19:43:52.00
IV.LRP.EHN. ML:1.6 0.0005805000000000001 0.36 AML other m 2023-04-15T19:43:52.76
IV.VVLD.HNN. ML:1.7 0.00044853024999999997 1.728 AML other m 2023-04-15T19:43:53.18
IV.VVLD.HHN. ML:1.8 0.00047073149999999996 0.4352 AML other m 2023-04-15T19:43:53.40
IV.VVLD.HNE. ML:1.9 0.0006605267500000001 0.4224 AML other m 2023-04-15T19:43:53.84
IV.VVLD.HHE. ML:1.9 0.00071438655 0.4352 AML other m 2023-04-15T19:43:54.06
IV.MCI.EHE. ML:2.5 0.0018900000000000002 0.64 AML other m 2023-04-15T19:43:56.33
IV.MCI.EHN. ML:2.3 0.0012850000000000001 0.34 AML other m 2023-04-15T19:43:58.46
IV.INTR.HHE. ML:2.2 0.0005669999999999999 0.8 AML other m 2023-04-15T19:44:01.97
IV.INTR.HNE. ML:2.2 0.0006810000000000001 0.82 AML other m 2023-04-15T19:44:01.98
IV.INTR.HNN. ML:2.3 0.0008449999999999999 1 AML other m 2023-04-15T19:44:02.21
IV.CERA.HHE. ML:2.3 0.0010860000000000002 1.18 AML other m 2023-04-15T19:44:03.77
IV.CERA.HNE. ML:2.3 0.0010565 0.48 AML other m 2023-04-15T19:44:03.78
IV.GUAR.HHE. ML:1.9 0.0003075 1 AML other m 2023-04-15T19:44:04.52
IV.CERA.HHN. ML:2.4 0.00123 0.82 AML other m 2023-04-15T19:44:04.52
IV.CERA.HNN. ML:2.4 0.0012050000000000001 0.82 AML other m 2023-04-15T19:44:04.53
IV.GUAR.HNN. ML:1.9 0.0003635 0.82 AML other m 2023-04-15T19:44:04.52
IV.GUAR.HHN. ML:1.9 0.0003745 0.4 AML other m 2023-04-15T19:44:04.52
IV.GIUL.HHN. ML:1.8 0.0001885 1.14 AML other m 2023-04-15T19:44:04.75
IV.GIUL.HNN. ML:1.8 0.0001885 0.6 AML other m 2023-04-15T19:44:04.76
IV.RNI2.HNE. ML:2.2 0.0005565 0.42 AML other m 2023-04-15T19:44:05.32
IV.RNI2.HHE. ML:2.2 0.0005774999999999999 0.42 AML other m 2023-04-15T19:44:05.11
IV.PTQR.HHE. ML:1.6 0.0001275 0.52 AML other m 2023-04-15T19:44:06.15
IV.GIUL.HHE. ML:1.8 0.00019600000000000002 0.5 AML other m 2023-04-15T19:44:06.25
IV.GIUL.HNE. ML:1.9 0.0002465 0.48 AML other m 2023-04-15T19:44:06.51
IV.LPEL.HHN. ML:1.8 0.000144 0.36 AML other m 2023-04-15T19:44:06.84
IV.LPEL.HHE. ML:1.8 0.0001615 1.18 AML other m 2023-04-15T19:44:06.86
IV.RNI2.HHN. ML:2.1 0.0004505 0.76 AML other m 2023-04-15T19:44:07.07
IV.RNI2.HNN. ML:2.1 0.00045650000000000004 0.76 AML other m 2023-04-15T19:44:07.08
IV.GUAR.HNE. ML:1.9 0.00033150000000000003 0.46 AML other m 2023-04-15T19:44:08.13
IV.INTR.HHN. ML:2.3 0.0008255 0.5 AML other m 2023-04-15T19:44:09.11
IV.T0110.HHE. ML:2.3 0.00044 0.44 AML other m 2023-04-15T19:44:11.06
IV.CERT.HHN. ML:1.9 0.0001545 1.52 AML other m 2023-04-15T19:44:11.93
IV.PTQR.HHN. ML:1.6 0.000131 0.76 AML other m 2023-04-15T19:44:11.21
IV.T0110.HHN. ML:2.4 0.0005520000000000001 0.54 AML other m 2023-04-15T19:44:11.43
IV.CERT.HHE. ML:1.7 0.00010055 0.72 AML other m 2023-04-15T19:44:12.46
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
Waveforms Seismic signals in miniseed + resp format Download