Earthquake with magnitude of ML 1.2 on date 05-05-2021 and time 09:33:03 (Italy) in region 2 km NE Posta Fibreno (FR)

A magnitude ML 1.2 earthquake occured in region: 2 km NE Posta Fibreno (FR), on

  • 05-05-2021 07:33:03 (UTC)
  • 05-05-2021 09:33:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7140, 13.7130 at 7 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
Posta Fibreno FR 3 1139 1139
Alvito FR 4 2713 3852
Campoli Appennino FR 4 1725 5577
Vicalvi FR 4 783 6360
Fontechiari FR 6 1303 7663
Pescosolido FR 6 1555 9218
Broccostella FR 7 2741 11959
Sora FR 8 26144 38103
San Donato Val di Comino FR 9 2107 40210
Casalvieri FR 9 2698 42908
Gallinaro FR 9 1269 44177
Casalattico FR 10 574 44751
Arpino FR 11 7262 52013
Isola del Liri FR 12 11715 63728
Opi AQ 12 420 64148
Settefrati FR 12 728 64876
Pescasseroli AQ 13 2203 67079
Atina FR 13 4316 71395
Santopadre FR 14 1357 72752
Castelliri FR 14 3454 76206
Picinisco FR 15 1218 77424
Villa Latina FR 15 1241 78665
Balsorano AQ 16 3569 82234
Belmonte Castello FR 17 739 82973
Rocca d'Arce FR 18 959 83932
Fontana Liri FR 18 2953 86885
Arce FR 18 5756 92641
Roccasecca FR 18 7365 100006
Colle San Magno FR 18 699 100705
Monte San Giovanni Campano FR 18 12929 113634
Terelle FR 19 422 114056
Villavallelonga AQ 19 919 114975
Villetta Barrea AQ 19 653 115628
Colfelice FR 20 1932 117560
Civitella Alfedena AQ 20 296 117856

Municipalities with at least 50000 inhabitants

An earthquake occurred to
73 Km E of Latina (125985 inhabitants)
76 Km SE of L'Aquila (69753 inhabitants)
78 Km E of Velletri (53303 inhabitants)
80 Km SW of Chieti (51815 inhabitants)
81 Km E of Tivoli (56533 inhabitants)
88 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)
93 Km SW of Pescara (121014 inhabitants)
95 Km E of Anzio (54211 inhabitants)
96 Km SW of Montesilvano (53738 inhabitants)
96 Km NW of Giugliano in Campania (122974 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
Reviewed
Rev100
ML 1.2 2021-05-05
07:33:03
41.7135 13.7128 7 2021-05-05
07:42:13
Sala Sismica INGV-Roma 89790511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-05 07:33:03 ± 0.1
Latitude 41.7135 ± 0.0045
Longitude 13.7128 ± 0.0060
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 89790511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 523
Semi-minor axis of confidence ellipse (meter) 131
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 265
Circular confidence region, given by single value of horizontal uncertainty (meter) 520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38581
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 89790511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-05 07:42:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GRI.EHZ. 2021-05-05T07:34:45.71 3.0 undecidable manual Sn 1.98 0
IV.GIZZ.HHZ. 2021-05-05T07:34:36.89 3.0 undecidable manual Sn -1.4 0
HL.VLS.HHZ. 2021-05-05T07:34:34.94 3.0 undecidable manual Pn 1.81 0
MN.TRI.HHZ. 2021-05-05T07:34:32.20 3.0 undecidable manual Sn 3.45 0
IV.MNTV.EHZ. 2021-05-05T07:34:25.34 3.0 undecidable manual Sn -2.91 0
IV.HVIT.HHZ. 2021-05-05T07:34:21.25 3.0 positive manual Pg 9.44 0
IV.GIZZ.HHZ. 2021-05-05T07:34:08.97 3.0 undecidable manual Pg 16.469999 0
IV.PTRP.HHZ. 2021-05-05T07:34:08.32 3.0 undecidable manual Sn 0.58 0
IV.CMDO.HHZ. 2021-05-05T07:34:07.39 3.0 negative manual Pn 2.89 0
IV.EUCT.HNZ. 2021-05-05T07:33:58.56 3.0 positive manual Pn 0.63 0
IV.BOB.HHZ. 2021-05-05T07:33:53.32 3.0 undecidable manual Pn 1.63 0
IV.RIBO.EHZ.01 2021-05-05T07:33:48.37 3.0 undecidable manual Sn -0.59 0
IV.FIR.HHZ. 2021-05-05T07:33:38.26 3.0 undecidable manual Pg 8.95 0
IV.BSSO.HHZ. 2021-05-05T07:33:28.93 3.0 undecidable manual S -1.97 0
IV.NARO.HHZ. 2021-05-05T07:33:21.81 3.0 undecidable manual Pg 1.99 0
IV.VITU.HHZ. 2021-05-05T07:33:21.02 3.0 undecidable manual P 2.71 0
IV.INTR.HHZ. 2021-05-05T07:33:16.61 0.6 undecidable manual S 26 36.6411 100 -0.15 48
IV.CERA.HHN. 2021-05-05T07:33:14.25 0.3 undecidable manual S 117 28.3494 103 0.3 71
IV.MCI.EHZ. 2021-05-05T07:33:12.72 0.6 undecidable manual S 161 26.0517 104 -0.44 46
IV.ATFO.HHZ. 2021-05-05T07:33:12.88 3.0 positive manual P -3.96 0
IV.GIUL.HHZ. 2021-05-05T07:33:12.18 0.3 undecidable manual P 246 41.7249 50 -0.06 73
IV.PTQR.HHE. 2021-05-05T07:33:11.89 0.3 undecidable manual P 323 42.8238 50 -0.52 65
IV.RNI2.HNE. 2021-05-05T07:33:11.41 0.6 undecidable manual P 92 36.4413 100 0.16 48
IV.GUAR.HHN. 2021-05-05T07:33:11.36 0.3 undecidable manual P 285 34.3434 101 0.52 66
IV.VVLD.HHZ. 2021-05-05T07:33:10.93 0.3 undecidable manual S 337 18.87 109 0.17 74
IV.INTR.HHZ. 2021-05-05T07:33:10.91 0.1 undecidable manual P 26 36.6411 100 -0.38 91
IV.FDMO.HHZ. 2021-05-05T07:33:10.47 3.0 negative manual P -0.1 0
IV.LRP.EHZ. 2021-05-05T07:33:09.04 0.6 undecidable manual S 235 12.7761 118 0.21 49
IV.CERA.HHN. 2021-05-05T07:33:09.55 0.3 undecidable manual P 117 28.3494 103 -0.12 73
IV.MCI.EHZ. 2021-05-05T07:33:09.35 0.3 undecidable manual P 161 26.0517 104 0.14 73
IV.LIK.EHE.01 2021-05-05T07:33:09.34 0.3 undecidable manual P 208 26.9508 104 -0.05 75
IT.OPI.HGE. 2021-05-05T07:33:08.98 0.6 undecidable manual S 54 11.9769 119 0.4 47
IV.ARRO.EHZ. 2021-05-05T07:33:08.09 3.0 positive manual P 2.41 0
IV.VVLD.HHZ. 2021-05-05T07:33:07.97 0.1 undecidable manual P 337 18.87 109 0.14 99
IV.LRP.EHZ. 2021-05-05T07:33:06.89 0.3 undecidable manual P 235 12.7761 118 0.17 75
IT.OPI.HGE. 2021-05-05T07:33:06.84 0.1 undecidable manual P 54 11.9769 119 0.27 98
IV.MMO1.EHZ. 2021-05-05T07:33:06.41 3.0 positive manual P -1.14 0
IV.POFI.HHZ. 2021-05-05T07:33:05.42 0.6 undecidable manual S 352 0.3996 176 -0.73 43
IV.POFI.HHZ. 2021-05-05T07:33:04.92 0.1 undecidable manual P 352 0.3996 176 -0.25 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VVLD.HHE. ML:1.1 0.00011118559 0.3776 AML other m 2021-05-05T07:33:13.38
IV.VVLD.HHN. ML:1.1 0.00011435 0.58 AML other m 2021-05-05T07:33:14.82
IV.INTR.HHE. ML:1.2 0.0000711 1.4 AML other m 2021-05-05T07:33:17.98
IV.INTR.HHN. ML:1.3 0.00008604999999999999 0.84 AML other m 2021-05-05T07:33:18.68
IV.POFI.HHE. ML:0.0 0.00434 0.08 AML other m 2021-05-05T07:33:05.69
IV.POFI.HHN. ML:0.0 0.0031349999999999998 0.28 AML other m 2021-05-05T07:33:05.50
IV.POFI.HNE. ML:0.0 0.004515 0.1 AML other m 2021-05-05T07:33:05.70
IV.POFI.HNN. ML:0.0 0.00327 0.28 AML other m 2021-05-05T07:33:05.51
IV.VVLD.HNE. ML:1.2 0.00012607759999999998 0.3072 AML other m 2021-05-05T07:33:12.14
IV.VVLD.HNN. ML:1.0 0.000077605115 0.3776 AML other m 2021-05-05T07:33:10.70
IV.INTR.HNE. ML:1.4 0.00009473467 0.544 AML other m 2021-05-05T07:33:16.68
IV.INTR.HNN. ML:1.2 0.00006499596499999999 1.0304 AML other m 2021-05-05T07:33:16.51
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