Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 07-08-2020 and time 22:55:47 (UTC) in region 6 km NE Acquafondata (FR)

A magnitude ML 2.0 earthquake occured in region: 6 km NE Acquafondata (FR), on

  • 07-08-2020 22:55:47 (UTC)
  • 08-08-2020 00:55:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5850, 13.9900 at 8 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Acquafondata FR 6 263 263
San Biagio Saracinisco FR 6 349 612
Scapoli IS 7 680 1292
Viticuso FR 7 353 1645
Filignano IS 7 648 2293
Vallerotonda FR 7 1581 3874
Rocchetta a Volturno IS 9 1113 4987
Colli a Volturno IS 10 1349 6336
Castel San Vincenzo IS 10 516 6852
Pizzone IS 10 329 7181
Conca Casale IS 10 200 7381
Pozzilli IS 10 2380 9761
Montaquila IS 11 2456 12217
Sant'Elia Fiumerapido FR 11 6166 18383
Venafro IS 12 11280 29663
Cerro al Volturno IS 12 1281 30944
Picinisco FR 12 1218 32162
Fornelli IS 13 1909 34071
Villa Latina FR 13 1241 35312
Cervaro FR 13 8109 43421
San Vittore del Lazio FR 14 2636 46057
Belmonte Castello FR 15 739 46796
Settefrati FR 15 728 47524
Macchia d'Isernia IS 15 1035 48559
San Pietro Infine CE 16 944 49503
Montenero Val Cocchiara IS 16 538 50041
Atina FR 16 4316 54357
Acquaviva d'Isernia IS 17 425 54782
Cassino FR 17 36142 90924
Monteroduni IS 17 2264 93188
Alfedena AQ 17 864 94052
Gallinaro FR 18 1269 95321
Terelle FR 18 422 95743
Capriati a Volturno CE 18 1541 97284
Scontrone AQ 19 574 97858
Rionero Sannitico IS 19 1118 98976
Barrea AQ 19 726 99702
Sesto Campano IS 20 2388 102090
Mignano Monte Lungo CE 20 3250 105340
Isernia IS 20 21842 127182
Sant'Agapito IS 20 1496 128678

Municipalities with at least 50000 inhabitants

An earthquake occurred to
64 Km NW of Caserta (76326 inhabitants)
70 Km N of Aversa (53047 inhabitants)
75 Km N of Giugliano in Campania (122974 inhabitants)
78 Km NW of Acerra (59573 inhabitants)
78 Km N of Marano di Napoli (59874 inhabitants)
78 Km NW of Afragola (65057 inhabitants)
80 Km NW of Casoria (77642 inhabitants)
82 Km N of Pozzuoli (81661 inhabitants)
83 Km NW of Benevento (60091 inhabitants)
86 Km N of Napoli (974074 inhabitants)
87 Km S of Chieti (51815 inhabitants)
90 Km NW of Portici (55274 inhabitants)
91 Km NW of Ercolano (53709 inhabitants)
91 Km E of Latina (125985 inhabitants)
94 Km NW of Torre del Greco (86275 inhabitants)
98 Km SE of L'Aquila (69753 inhabitants)
100 Km S of Pescara (121014 inhabitants)
101 Km NW of Avellino (54857 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 2020-08-07
22:55:47		 41.5852 13.9902 8 2020-11-19
12:37:01		 Bollettino Sismico Italiano INGV 82947721
Reviewed
Rev100 		ML 2.0 2020-08-07
22:55:47		 41.586 13.9903 8 2020-08-07
23:09:59		 Sala Sismica INGV-Roma 81748991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-07 22:55:47 ± 0.05
Latitude 41.5852 ± 0.0036
Longitude 13.9902 ± 0.0036
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82947721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 408
Semi-minor axis of confidence ellipse (meter) 108
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 27
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.02428
Epicentral distance of station farthest from the epicenter (degree) 0.81658
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 42
Type of magnitude ML
Reference to an origin 82947721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-16 08:21:00

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 42
Type of magnitude ML
Reference to an origin 81748991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-07 23:09:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHZ. 2020-08-07T22:56:12.56 0.6 undecidable manual S 336 82.6506 50 0.16 42
IT.SULP.HGN. 2020-08-07T22:56:05.62 0.6 undecidable manual S 355 55.6998 50 0.4 42
IV.BSSO.HHZ. 2020-08-07T22:56:03.87 0.6 undecidable manual S 95 50.3163 50 0.09 45
IV.INTR.HHZ. 2020-08-07T22:56:03.38 0.6 undecidable manual S 352 47.8188 50 0.26 44
IV.LATB.EHZ. 2020-08-07T22:56:02.11 0.6 undecidable manual P 264 85.9473 50 -0.13 42
IV.VCEL.EHZ. 2020-08-07T22:56:02.80 0.6 undecidable manual P 352 90.6426 50 -0.17 41
IV.FAGN.HHZ. 2020-08-07T22:56:01.86 0.3 undecidable manual P 336 82.6506 50 0.13 63
IV.VVLD.HHZ. 2020-08-07T22:56:01.60 0.6 undecidable manual S 316 43.8228 50 -0.44 42
IV.SGG.HHZ. 2020-08-07T22:56:00.84 0.6 undecidable manual S 124 39.1275 50 0.05 46
IV.T0110.HHZ. 2020-08-07T22:56:00.21 0.3 undecidable manual P 346 73.6707 50 -0.13 64
IV.LRP.EHZ. 2020-08-07T22:55:59.21 0.6 undecidable manual S 282 34.1436 103 -0.09 46
IV.PTQR.HHZ. 2020-08-07T22:55:59.38 0.3 undecidable manual P 315 68.7756 50 -0.21 64
IV.GIUL.HHZ. 2020-08-07T22:55:58.76 0.3 undecidable manual P 267 61.0944 50 0.34 63
IT.SULP.HGN. 2020-08-07T22:55:57.87 0.6 undecidable manual P 355 55.6998 50 0.29 43
IV.VAGA.HHZ. 2020-08-07T22:55:57.19 0.6 undecidable manual S 133 27.6501 106 0.07 47
IV.POFI.HHZ. 2020-08-07T22:55:57.44 0.6 undecidable manual S 303 27.3504 106 0.43 44
IT.OPI.HGE. 2020-08-07T22:55:56.24 0.6 undecidable manual S 328 25.0527 107 0.01 48
IV.PIGN.HNN. 2020-08-07T22:55:56.35 0.3 undecidable manual P 160 45.5211 50 0.34 65
IV.BSSO.HHZ. 2020-08-07T22:55:56.99 0.6 undecidable manual P 95 50.3163 50 0.25 44
IV.LPEL.HHZ. 2020-08-07T22:55:56.91 0.3 undecidable manual P 17 53.6019 50 -0.36 64
IV.TRIV.HHZ. 2020-08-07T22:55:56.76 0.6 undecidable manual P 66 50.616 50 -0.04 46
IV.VVLD.HHZ. 2020-08-07T22:55:55.39 0.3 undecidable manual P 316 43.8228 50 -0.36 65
IV.MIDA.HHZ. 2020-08-07T22:55:55.25 0.6 undecidable manual S 74 22.755 109 -0.24 46
IV.INTR.HHZ. 2020-08-07T22:55:55.98 0.3 undecidable manual P 352 47.8188 50 -0.39 64
IV.LRP.EHZ. 2020-08-07T22:55:54.16 0.3 undecidable manual P 282 34.1436 103 -0.01 71
IV.SGG.HHZ. 2020-08-07T22:55:54.83 0.3 undecidable manual P 124 39.1275 50 -0.2 68
IV.RNI2.HHZ. 2020-08-07T22:55:54.31 0.3 undecidable manual S 46 18.7701 112 0.12 71
IT.OPI.HGE. 2020-08-07T22:55:52.40 0.3 undecidable manual P 328 25.0527 107 0 72
IV.VAGA.HHZ. 2020-08-07T22:55:52.72 0.6 undecidable manual P 133 27.6501 106 -0.18 46
IV.POFI.HHZ. 2020-08-07T22:55:52.86 0.3 undecidable manual P 303 27.3504 106 0.02 72
IV.MIDA.HHZ. 2020-08-07T22:55:51.84 0.1 positive manual P 74 22.755 109 -0.12 94
IV.RNI2.HHZ. 2020-08-07T22:55:51.55 0.1 positive manual P 46 18.7701 112 0.33 91
IV.CERA.HHZ. 2020-08-07T22:55:49.84 0.3 undecidable manual S 59 2.6973 161 -0.15 73
IV.CERA.HHZ. 2020-08-07T22:55:48.79 0.1 negative manual P 59 2.6973 161 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CERA.HNN. ML:0.0 0.033160695 0.2432 AML other m 2020-08-07T22:55:49.84
IV.CERA.HHE. ML:0.0 0.028412045 0.1536 AML other m 2020-08-07T22:55:49.98
IV.CERA.HNE. ML:0.0 0.02629793 0.128 AML other m 2020-08-07T22:55:49.98
IV.CERA.HHN. ML:0.0 0.035956234999999996 0.2432 AML other m 2020-08-07T22:55:49.84
IV.RNI2.HHN. ML:2.1 0.0011458621 0.2432 AML other m 2020-08-07T22:55:56.65
IV.RNI2.HNE. ML:2.3 0.0015693625 0.3456 AML other m 2020-08-07T22:55:56.56
IV.RNI2.HHE. ML:2.2 0.0012292685000000001 0.2176 AML other m 2020-08-07T22:55:58.57
IV.RNI2.HNN. ML:2.1 0.0010812691000000002 0.2432 AML other m 2020-08-07T22:55:56.65
IV.MIDA.HNE. ML:2.1 0.0009229129 0.4224 AML other m 2020-08-07T22:55:58.37
IV.MIDA.HHN. ML:2.1 0.00093175765 0.4224 AML other m 2020-08-07T22:55:58.37
IV.MIDA.HNN. ML:1.9 0.0005636116 0.2432 AML other m 2020-08-07T22:55:56.10
IV.MIDA.HHE. ML:1.9 0.0005896839999999999 0.2176 AML other m 2020-08-07T22:55:56.10
IV.VAGA.HNE. ML:1.9 0.00043099975000000004 0.3712 AML other m 2020-08-07T22:56:01.53
IV.VAGA.HNN. ML:2.1 0.0006859041999999999 0.2176 AML other m 2020-08-07T22:56:00.60
IV.VAGA.HHN. ML:2.1 0.0007268654000000001 0.2176 AML other m 2020-08-07T22:56:00.60
IV.VAGA.HHE. ML:1.9 0.00046472835000000004 0.384 AML other m 2020-08-07T22:56:01.53
IV.POFI.HNE. ML:1.8 0.00033765165 0.4224 AML other m 2020-08-07T22:55:59.60
IV.POFI.HHE. ML:1.6 0.00024609275 0.4224 AML other m 2020-08-07T22:55:59.38
IV.POFI.HNN. ML:1.7 0.00025539234999999997 0.6528 AML other m 2020-08-07T22:56:03.35
IV.POFI.HHN. ML:1.4 0.00015555575 0.4992 AML other m 2020-08-07T22:56:01.71
IV.LRP.EHE. ML:1.8 0.00027533099999999997 0.2048 AML other m 2020-08-07T22:56:00.93
IV.LRP.EHN. ML:1.4 0.00010737613 0.32 AML other m 2020-08-07T22:56:00.54
IV.SGG.HNN. ML:1.9 0.00031195779999999997 0.4864 AML other m 2020-08-07T22:56:03.78
IV.SGG.HHN. ML:1.9 0.00027449999999999995 1.56 AML other m 2020-08-07T22:56:04.78
IV.SGG.HHE. ML:2.1 0.000447 0.54 AML other m 2020-08-07T22:56:07.04
IV.VVLD.HHE. ML:2.1 0.00041254394999999997 0.3968 AML other m 2020-08-07T22:56:03.62
IV.VVLD.HNE. ML:2.1 0.00039669485 0.3968 AML other m 2020-08-07T22:56:03.62
IV.VVLD.HNN. ML:2.2 0.00043924029999999997 0.256 AML other m 2020-08-07T22:56:02.87
IV.VVLD.HHN. ML:2.2 0.00046856904999999997 0.2304 AML other m 2020-08-07T22:56:02.87
IV.INTR.HHN. ML:2.2 0.00044867895000000004 0.2432 AML other m 2020-08-07T22:56:05.75
IV.INTR.HHE. ML:2.1 0.00035524915 0.4224 AML other m 2020-08-07T22:56:08.44
IV.TRIV.HHN. ML:1.4 0.00006227105 0.3456 AML other m 2020-08-07T22:56:07.61
IV.LPEL.HNE. ML:2.0 0.0002342735 0.32 AML other m 2020-08-07T22:56:06.08
IV.LPEL.HHE. ML:2.0 0.00023750000000000003 1.64 AML other m 2020-08-07T22:56:06.08
IV.LPEL.HHN. ML:1.9 0.00020897694999999998 0.1792 AML other m 2020-08-07T22:56:06.37
IV.LPEL.HNN. ML:1.9 0.0001986676 0.2048 AML other m 2020-08-07T22:56:06.75
IV.GIUL.HHN. ML:1.5 0.00006259004499999999 0.3968 AML other m 2020-08-07T22:56:15.42
IV.GIUL.HHE. ML:1.5 0.000065655005 0.384 AML other m 2020-08-07T22:56:14.00
IV.PTQR.HHN. ML:1.5 0.000055654205 0.4736 AML other m 2020-08-07T22:56:12.90
IV.PTQR.HHE. ML:1.5 0.000059385920000000005 0.2688 AML other m 2020-08-07T22:56:11.51
IV.T0110.HHN. ML:2.2 0.00024785715 0.32 AML other m 2020-08-07T22:56:12.01
IV.T0110.HHE. ML:2.4 0.00037162045 0.5376 AML other m 2020-08-07T22:56:13.06
IV.FAGN.HHN. ML:2.3 0.0002924008 0.384 AML other m 2020-08-07T22:56:23.64
IV.FAGN.HHE. ML:2.3 0.0002641627 0.4736 AML other m 2020-08-07T22:56:19.74
IV.VCEL.EHE. ML:2.1 0.00014286399 0.3456 AML other m 2020-08-07T22:56:19.76
IV.VCEL.EHN. ML:1.9 0.00009946983 0.4992 AML other m 2020-08-07T22:56:18.84
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