Earthquake with magnitude of ML 0.8 on date 04-07-2020 and time 07:56:48 (UTC) in region 1 km W Rocca San Felice (AV)

A magnitude ML 0.8 earthquake occured in region: 1 km W Rocca San Felice (AV), on

  • 04-07-2020 07:56:48 (UTC)
  • 04-07-2020 09:56:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.9490, 15.1490 at 14 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
Rocca San Felice AV 2 851 851
Torella dei Lombardi AV 3 2144 2995
Sant'Angelo dei Lombardi AV 3 4250 7245
Guardia Lombardi AV 5 1718 8963
Villamaina AV 6 995 9958
Frigento AV 8 3780 13738
Lioni AV 9 6201 19939
Morra De Sanctis AV 9 1297 21236
Nusco AV 9 4203 25439
Sturno AV 9 3080 28519
Castelfranci AV 9 2041 30560
Gesualdo AV 9 3516 34076
Paternopoli AV 10 2384 36460
Carife AV 10 1408 37868
Castel Baronia AV 12 1129 38997
Montemarano AV 13 2851 41848
San Nicola Baronia AV 13 771 42619
Vallata AV 13 2714 45333
Trevico AV 13 993 46326
Fontanarosa AV 13 3170 49496
Cassano Irpino AV 13 982 50478
Castelvetere sul Calore AV 14 1615 52093
Teora AV 14 1537 53630
Luogosano AV 14 1187 54817
Flumeri AV 14 2963 57780
San Sossio Baronia AV 14 1643 59423
Bagnoli Irpino AV 14 3217 62640
Andretta AV 15 1927 64567
Sant'Angelo all'Esca AV 15 801 65368
San Mango sul Calore AV 15 1185 66553
Grottaminarda AV 16 8137 74690
Vallesaccarda AV 16 1386 76076
Montella AV 16 7780 83856
Caposele AV 16 3483 87339
Mirabella Eclano AV 17 7684 95023
Taurasi AV 17 2377 97400
Lapio AV 17 1572 98972
Conza della Campania AV 19 1373 100345
Melito Irpino AV 19 1920 102265
Calabritto AV 19 2391 104656
Villanova del Battista AV 19 1690 106346
Chiusano di San Domenico AV 20 2277 108623
Cairano AV 20 326 108949

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Avellino (54857 inhabitants)
37 Km SE of Benevento (60091 inhabitants)
40 Km NE of Battipaglia (50786 inhabitants)
44 Km NE of Salerno (135261 inhabitants)
46 Km NE of Cava de' Tirreni (53659 inhabitants)
57 Km E of Scafati (50787 inhabitants)
63 Km E of Castellammare di Stabia (66466 inhabitants)
65 Km NW of Potenza (67122 inhabitants)
65 Km E of Acerra (59573 inhabitants)
66 Km SW of Foggia (151991 inhabitants)
68 Km E of Portici (55274 inhabitants)
68 Km E of Torre del Greco (86275 inhabitants)
69 Km E of Ercolano (53709 inhabitants)
70 Km E of Caserta (76326 inhabitants)
71 Km E of Afragola (65057 inhabitants)
72 Km E of Casoria (77642 inhabitants)
73 Km SW of Cerignola (58396 inhabitants)
76 Km E of Napoli (974074 inhabitants)
79 Km E of Aversa (53047 inhabitants)
80 Km E of Giugliano in Campania (122974 inhabitants)
81 Km E of Marano di Napoli (59874 inhabitants)
84 Km S of San Severo (53905 inhabitants)
90 Km E of Pozzuoli (81661 inhabitants)
99 Km SW of Manfredonia (57279 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 0.8 2020-07-04
07:56:48
40.9487 15.1492 14 2020-11-19
12:37:03
Bollettino Sismico Italiano INGV 83558951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-04 07:56:48 ± 0.2
Latitude 40.9487 ± 0.0117
Longitude 15.1492 ± 0.0179
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83558951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1740
Semi-minor axis of confidence ellipse (meter) 594
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 131
Circular confidence region, given by single value of horizontal uncertainty (meter) 1740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 176
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.15468
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 83558951
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-06 16:04:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2020-07-04T07:58:30.12 3.0 undecidable manual Sn -1.79 0
IV.EUCT.HNZ. 2020-07-04T07:58:19.22 3.0 positive manual Pn 5.29 0
IV.RAVA.EHZ. 2020-07-04T07:58:13.69 3.0 positive manual Pg 17.969999 0
IV.ZCCA.HNZ. 2020-07-04T07:58:11.95 3.0 undecidable manual Pg 19.219999 0
IV.IMOL.HNZ. 2020-07-04T07:58:08.99 3.0 undecidable manual Pg 21.379999 0
IV.IFIL.HHZ. 2020-07-04T07:57:48.55 3.0 undecidable manual Sg 10.73 0
IV.PE3.EHZ. 2020-07-04T07:57:45.36 3.0 undecidable manual Pg 9.45 0
IV.CSNT.HHZ. 2020-07-04T07:57:40.17 3.0 negative manual Pn -2.35 0
IV.ATFO.HHZ. 2020-07-04T07:57:36.29 3.0 positive manual Pn 4.2 0
IV.RESU.HHZ. 2020-07-04T07:57:35.85 3.0 negative manual Pg 12.35 0
IV.VVLD.HHZ. 2020-07-04T07:57:23.61 3.0 undecidable manual Pg 12.81 0
AC.VLO.HHZ. 2020-07-04T07:57:16.00 3.0 negative manual Pg 1.35 0
CR.STON.BHZ. 2020-07-04T07:57:16.40 3.0 undecidable manual Pg 0.9 0
XK.GIZZ.HHZ. 2020-07-04T07:57:03.82 3.0 negative manual Pg 3.47 0
IV.PZUN.HHZ. 2020-07-04T07:56:59.73 3.0 undecidable manual Sg 2.62 0
IV.LADO.EHZ. 2020-07-04T07:56:58.45 3.0 undecidable manual Pg -0.3 0
IV.CAR1.HHZ. 2020-07-04T07:56:56.09 3.0 undecidable manual Pn -0.82 0
IX.MNT3.HHZ.02 2020-07-04T07:56:55.82 0.6 undecidable manual S 224 17.1717 115 0.23 47
IX.NSC3.HHZ. 2020-07-04T07:56:54.53 0.6 undecidable manual S 191 11.4774 130 0.22 48
IV.CAFE.HHZ. 2020-07-04T07:56:54.74 0.6 undecidable manual S 40 11.4774 131 0.45 45
IX.LIO3.HHZ. 2020-07-04T07:56:53.21 0.6 undecidable manual S 155 6.2937 150 -0.2 48
IV.SNAL.HHZ. 2020-07-04T07:56:53.35 0.6 undecidable manual S 117 5.5944 153 0.02 50
IX.SALI.HNE. 2020-07-04T07:56:53.36 0.6 undecidable manual S 129 3.2967 164 0.26 48
IX.RSF3.HNE. 2020-07-04T07:56:52.59 0.6 undecidable manual S 52 2.7972 166 -0.48 46
IX.MNT3.HHZ.02 2020-07-04T07:56:52.65 0.3 undecidable manual P 224 17.1717 115 0.13 72
IV.SNAL.HHZ. 2020-07-04T07:56:51.12 0.1 negative manual P 117 5.5944 153 -0.1 99
IX.SALI.HNE. 2020-07-04T07:56:51.10 0.1 undecidable manual P 129 3.2967 164 0.01 100
IV.CAFE.HHZ. 2020-07-04T07:56:51.89 0.1 undecidable manual P 40 11.4774 131 0.12 96
IX.LIO3.HHZ. 2020-07-04T07:56:51.15 0.1 undecidable manual P 155 6.2937 150 -0.12 99
IX.NSC3.HHZ. 2020-07-04T07:56:51.76 0.1 undecidable manual P 191 11.4774 130 -0.02 99
IV.CMPR.HHZ. 2020-07-04T07:56:50.35 3.0 undecidable manual P 0.42 0
IX.RSF3.HNE. 2020-07-04T07:56:50.83 0.1 undecidable manual P 52 2.7972 166 -0.24 97
IV.CRAC.EHZ. 2020-07-04T07:56:42.51 3.0 undecidable manual P -4.82 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNAL.HHE. ML:0.8 0.00007805 0.42 AML other m 2020-07-04T07:56:53.65
IV.CAFE.HHN. ML:0.8 0.00005755 1.4 AML other m 2020-07-04T07:56:55.12
IV.CAFE.HHE. ML:0.9 0.00007294999999999998 0.78 AML other m 2020-07-04T07:56:59.47
IV.SNAL.HHN. ML:0.7 0.00006110000000000001 1.4 AML other m 2020-07-04T07:57:02.06
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