Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 07-08-2020 and time 14:19:28 (Italy) in region 5 km NE Acquafondata (FR)

A magnitude ML 1.8 earthquake occured in region: 5 km NE Acquafondata (FR), on

  • 07-08-2020 12:19:28 (UTC)
  • 07-08-2020 14:19:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5840, 13.9880 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 5 263 263
San Biagio Saracinisco FR 6 349 612
Viticuso FR 7 353 965
Scapoli IS 7 680 1645
Vallerotonda FR 7 1581 3226
Filignano IS 7 648 3874
Rocchetta a Volturno IS 9 1113 4987
Colli a Volturno IS 10 1349 6336
Conca Casale IS 10 200 6536
Castel San Vincenzo IS 10 516 7052
Pozzilli IS 10 2380 9432
Pizzone IS 10 329 9761
Montaquila IS 11 2456 12217
Sant'Elia Fiumerapido FR 11 6166 18383
Venafro IS 12 11280 29663
Picinisco FR 12 1218 30881
Cerro al Volturno IS 12 1281 32162
Villa Latina FR 13 1241 33403
Fornelli IS 13 1909 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
Cassino FR 17 36142 90499
Acquaviva d'Isernia IS 17 425 90924
Monteroduni IS 17 2264 93188
Alfedena AQ 17 864 94052
Terelle FR 18 422 94474
Gallinaro FR 18 1269 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
Villa Santa Lucia FR 20 2632 129814

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 E of Latina (125985 inhabitants)
91 Km NW of Ercolano (53709 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)
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 1.8 2020-08-07
12:19:28		 41.5843 13.9885 7 2020-11-19
12:36:58		 Bollettino Sismico Italiano INGV 82343621
Reviewed
Rev100 		ML 1.8 2020-08-07
12:19:28		 41.5915 13.9953 6 2020-08-07
12:28:45		 Sala Sismica INGV-Roma 81735721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-07 12:19:28 ± 0.06
Latitude 41.5843 ± 0.0036
Longitude 13.9885 ± 0.0036
Depth (km) 7 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82343621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 444
Semi-minor axis of confidence ellipse (meter) 96
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 209
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.02608
Epicentral distance of station farthest from the epicenter (degree) 0.74464
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:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations 28
Type of magnitude ML
Reference to an origin 81735721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-07 12:28:45

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 33
Type of magnitude ML
Reference to an origin 82343621
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-25 09:35:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0110.HHZ. 2020-08-07T12:19:51.61 0.6 undecidable manual S 346 73.6707 50 0.37 41
IV.LPEL.HHE. 2020-08-07T12:19:46.08 0.6 undecidable manual S 17 53.8017 50 0.16 44
IV.INTR.HHZ. 2020-08-07T12:19:44.59 0.6 undecidable manual S 352 47.9187 50 0.23 44
IV.SGG.HHZ. 2020-08-07T12:19:42.30 0.6 undecidable manual S 124 39.1275 50 0.27 44
IV.FAGN.HHZ. 2020-08-07T12:19:42.78 0.6 undecidable manual P 336 82.6506 50 -0.11 42
IV.VVLD.HHZ. 2020-08-07T12:19:42.80 0.3 undecidable manual S 316 43.8228 50 -0.45 64
IV.T0110.HHZ. 2020-08-07T12:19:41.51 0.3 undecidable manual P 346 73.6707 50 0 66
IV.LRP.EHZ. 2020-08-07T12:19:40.28 0.6 undecidable manual S 282 34.0437 102 0 47
IV.VAGA.HHZ. 2020-08-07T12:19:38.30 0.3 undecidable manual S 132 27.75 104 0.16 70
IV.LPEL.HHE. 2020-08-07T12:19:38.20 0.6 undecidable manual P 17 53.8017 50 -0.24 44
IV.POFI.HHZ. 2020-08-07T12:19:38.32 0.3 undecidable manual S 303 27.2505 105 0.33 67
IV.INTR.HHZ. 2020-08-07T12:19:37.55 0.6 undecidable manual P 352 47.9187 50 0.02 46
IT.OPI.HGZ. 2020-08-07T12:19:37.38 0.3 undecidable manual S 328 25.0527 106 0.14 70
IV.TRIV.HHZ. 2020-08-07T12:19:37.76 0.6 undecidable manual P 66 50.7159 50 -0.21 44
IV.PIGN.HNE. 2020-08-07T12:19:37.40 1.0 undecidable manual P 159 45.5211 50 0.23 22
IV.SGG.HHZ. 2020-08-07T12:19:36.31 0.6 undecidable manual P 124 39.1275 50 0.12 46
IV.VVLD.HHZ. 2020-08-07T12:19:36.48 0.3 undecidable manual P 316 43.8228 50 -0.42 64
IV.MIDA.HHZ. 2020-08-07T12:19:36.52 0.6 undecidable manual S 74 22.9548 107 -0.03 48
IV.LRP.EHZ. 2020-08-07T12:19:35.32 0.3 undecidable manual P 282 34.0437 102 0.14 69
IV.RNI2.HHZ. 2020-08-07T12:19:35.39 0.6 undecidable manual S 46 18.9699 110 0.16 47
IV.POFI.HHZ. 2020-08-07T12:19:33.83 0.3 undecidable manual P 303 27.2505 105 -0.03 72
IT.OPI.HGZ. 2020-08-07T12:19:33.36 0.3 undecidable manual P 328 25.0527 106 -0.07 71
IV.VAGA.HHZ. 2020-08-07T12:19:33.88 0.3 undecidable manual P 132 27.75 104 -0.07 71
IV.RNI2.HHZ. 2020-08-07T12:19:32.50 0.3 undecidable manual P 46 18.9699 110 0.23 70
IV.MIDA.HHZ. 2020-08-07T12:19:32.78 0.1 positive manual P 74 22.9548 107 -0.24 92
IV.CERA.HHZ. 2020-08-07T12:19:30.49 0.6 undecidable manual S 59 2.8971 158 -0.38 46
IV.CERA.HHZ. 2020-08-07T12:19:29.74 0.1 negative manual P 59 2.8971 158 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIDA.HHE. ML:1.6 0.00029477145 0.224 AML other m 2020-08-07T12:19:37.05
IV.RNI2.HNE. ML:1.9 0.0006761425999999999 0.3392 AML other m 2020-08-07T12:19:37.33
IV.RNI2.HNN. ML:1.8 0.00054412115 0.2432 AML other m 2020-08-07T12:19:37.71
IV.RNI2.HHN. ML:1.8 0.00057952495 0.2432 AML other m 2020-08-07T12:19:37.59
IV.MIDA.HNN. ML:1.7 0.00034127278 0.5184 AML other m 2020-08-07T12:19:38.22
IV.MIDA.HHN. ML:1.9 0.0005564605499999999 0.5632 AML other m 2020-08-07T12:19:39.32
IV.MIDA.HNE. ML:1.8 0.00047427765 0.4608 AML other m 2020-08-07T12:19:39.32
IV.RNI2.HHE. ML:1.9 0.00065662205 0.16 AML other m 2020-08-07T12:19:39.33
IV.POFI.HHE. ML:1.3 0.00011469605500000001 0.1984 AML other m 2020-08-07T12:19:40.92
IV.LRP.EHN. ML:1.2 0.00006328225 0.3008 AML other m 2020-08-07T12:19:41.46
IV.VAGA.HHN. ML:1.9 0.00045366804999999997 0.2368 AML other m 2020-08-07T12:19:41.42
IV.VAGA.HNN. ML:1.9 0.00042796625 0.256 AML other m 2020-08-07T12:19:41.42
IV.LRP.EHE. ML:1.5 0.00013706955 0.1984 AML other m 2020-08-07T12:19:41.85
IV.POFI.HNE. ML:1.4 0.0001479153 0.48 AML other m 2020-08-07T12:19:42.49
IV.VAGA.HHE. ML:1.6 0.0002474275 0.3776 AML other m 2020-08-07T12:19:42.46
IV.VAGA.HNE. ML:1.6 0.00024016405000000003 0.3968 AML other m 2020-08-07T12:19:42.28
IV.POFI.HHN. ML:1.2 0.000087082125 0.3776 AML other m 2020-08-07T12:19:42.69
IV.POFI.HNN. ML:1.4 0.00013842067 0.448 AML other m 2020-08-07T12:19:42.67
IV.VVLD.HNN. ML:1.8 0.0001996815 0.2176 AML other m 2020-08-07T12:19:43.80
IV.VVLD.HHN. ML:1.8 0.00021805225 0.2368 AML other m 2020-08-07T12:19:43.81
IV.VVLD.HHE. ML:1.8 0.00019626935 0.4224 AML other m 2020-08-07T12:19:46.23
IV.VVLD.HNE. ML:1.8 0.0001973008 0.4416 AML other m 2020-08-07T12:19:46.44
IV.INTR.HHN. ML:1.8 0.00018051069999999999 0.1984 AML other m 2020-08-07T12:19:46.70
IV.SGG.HNE. ML:2.3 0.00066721385 1.1904 AML other m 2020-08-07T12:19:46.83
IV.SGG.HHE. ML:1.8 0.0002195578 0.4992 AML other m 2020-08-07T12:19:48.00
IV.SGG.HNN. ML:1.8 0.00023197200000000002 0.5504 AML other m 2020-08-07T12:19:49.39
IV.SGG.HHN. ML:1.7 0.0001650992 0.3584 AML other m 2020-08-07T12:19:49.37
IV.INTR.HNN. ML:1.9 0.00021835235 0.6016 AML other m 2020-08-07T12:19:50.06
IV.INTR.HHE. ML:1.7 0.00014030595 0.5376 AML other m 2020-08-07T12:19:51.74
IV.T0110.HHE. ML:2.0 0.00017721219999999998 0.5824 AML other m 2020-08-07T12:19:53.00
IV.T0110.HHN. ML:2.0 0.00014230025000000002 0.3008 AML other m 2020-08-07T12:19:54.12
IV.FAGN.HHN. ML:2.0 0.00012794935000000002 0.4032 AML other m 2020-08-07T12:19:58.49
IV.FAGN.HHE. ML:2.0 0.00013694820000000003 0.64 AML other m 2020-08-07T12:20:02.22
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