Earthquake with magnitude of ML 1.7 on date 24-04-2020 and time 12:11:55 (Italy) in region 2 km N Castelfranci (AV)

A magnitude ML 1.7 earthquake occured in region: 2 km N Castelfranci (AV), on

  • 24-04-2020 10:11:55 (UTC)
  • 24-04-2020 12:11:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.9500, 15.0400 at 11 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
Castelfranci AV 2 2041 2041
Paternopoli AV 3 2384 4425
Montemarano AV 5 2851 7276
Castelvetere sul Calore AV 5 1615 8891
Villamaina AV 5 995 9886
San Mango sul Calore AV 6 1185 11071
Luogosano AV 6 1187 12258
Torella dei Lombardi AV 6 2144 14402
Gesualdo AV 7 3516 17918
Sant'Angelo all'Esca AV 8 801 18719
Nusco AV 8 4203 22922
Fontanarosa AV 8 3170 26092
Lapio AV 9 1572 27664
Frigento AV 9 3780 31444
Cassano Irpino AV 9 982 32426
Taurasi AV 9 2377 34803
Sturno AV 10 3080 37883
Chiusano di San Domenico AV 10 2277 40160
Rocca San Felice AV 11 851 41011
Mirabella Eclano AV 11 7684 48695
Sant'Angelo dei Lombardi AV 12 4250 52945
Montella AV 12 7780 60725
Volturara Irpina AV 13 3289 64014
Salza Irpina AV 13 772 64786
Montemiletto AV 13 5313 70099
Montefalcione AV 13 3359 73458
Bagnoli Irpino AV 13 3217 76675
Sorbo Serpico AV 13 583 77258
Parolise AV 13 663 77921
Torre Le Nocelle AV 13 1324 79245
Grottaminarda AV 14 8137 87382
Candida AV 14 1147 88529
Guardia Lombardi AV 14 1718 90247
San Potito Ultra AV 14 1558 91805
Lioni AV 15 6201 98006
Venticano AV 15 2537 100543
Santo Stefano del Sole AV 16 2208 102751
Pietradefusi AV 16 2348 105099
Manocalzati AV 16 3160 108259
Pratola Serra AV 16 3764 112023
Santa Lucia di Serino AV 16 1402 113425
Carife AV 17 1408 114833
Castel Baronia AV 17 1129 115962
Flumeri AV 17 2963 118925
Melito Irpino AV 17 1920 120845
Bonito AV 17 2448 123293
San Michele di Serino AV 17 2530 125823
Atripalda AV 17 11020 136843
Prata di Principato Ultra AV 17 2944 139787
Serino AV 17 7034 146821
Morra De Sanctis AV 18 1297 148118
Santa Paolina AV 18 1256 149374
San Nicola Baronia AV 18 771 150145
Montefusco AV 18 1338 151483
Cesinali AV 19 2584 154067
San Nazzaro BN 19 884 154951
Montefredane AV 19 2297 157248
San Sossio Baronia AV 19 1643 158891
Tufo AV 19 889 159780
Aiello del Sabato AV 20 3958 163738
Trevico AV 20 993 164731
Calvi BN 20 2682 167413

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km E of Avellino (54857 inhabitants)
30 Km SE of Benevento (60091 inhabitants)
38 Km N of Battipaglia (50786 inhabitants)
38 Km NE of Salerno (135261 inhabitants)
39 Km NE of Cava de' Tirreni (53659 inhabitants)
49 Km E of Scafati (50787 inhabitants)
55 Km NE of Castellammare di Stabia (66466 inhabitants)
56 Km E of Acerra (59573 inhabitants)
59 Km E of Portici (55274 inhabitants)
59 Km E of Torre del Greco (86275 inhabitants)
60 Km E of Ercolano (53709 inhabitants)
61 Km E of Caserta (76326 inhabitants)
61 Km E of Afragola (65057 inhabitants)
63 Km E of Casoria (77642 inhabitants)
67 Km E of Napoli (974074 inhabitants)
70 Km E of Aversa (53047 inhabitants)
70 Km E of Giugliano in Campania (122974 inhabitants)
71 Km SW of Foggia (151991 inhabitants)
72 Km E of Marano di Napoli (59874 inhabitants)
73 Km W of Potenza (67122 inhabitants)
81 Km E of Pozzuoli (81661 inhabitants)
81 Km W of Cerignola (58396 inhabitants)
87 Km SW of San Severo (53905 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 1.7 2020-04-24
10:11:55
40.9497 15.0395 11 2020-07-18
21:08:37
Bollettino Sismico Italiano INGV 79313041
Reviewed
Rev100
ML 1.7 2020-04-24
10:11:55
40.9523 15.0503 9 2020-04-24
10:22:13
Sala Sismica INGV-Roma 78528381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-24 10:11:55 ± 0.05
Latitude 40.9497 ± 0.0027
Longitude 15.0395 ± 0.0036
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79313041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 313
Semi-minor axis of confidence ellipse (meter) 260
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 243
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
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) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.38671
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 79313041
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-19 07:41:29

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 78528381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-24 10:22:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VITU.HHZ. 2020-04-24T10:12:09.56 0.6 undecidable manual S 307 42.9237 50 0.06 47
IX.COL3.HHE.02 2020-04-24T10:12:07.86 0.3 undecidable manual S 140 38.0286 50 -0.33 68
IV.SGTA.HHZ. 2020-04-24T10:12:07.00 0.3 undecidable manual S 53 34.1436 50 -0.15 71
IV.PSB1.HHZ. 2020-04-24T10:12:07.32 0.6 undecidable manual S 328 35.9418 50 -0.3 45
IX.CLT3.HHZ.02 2020-04-24T10:12:06.60 1.0 undecidable manual S 99 31.0467 50 0.28 23
IX.SNR3.HHZ.02 2020-04-24T10:12:05.30 0.3 undecidable manual S 152 26.9508 50 0.05 73
IX.SSB3.HHZ.02 2020-04-24T10:12:04.07 0.3 undecidable manual S 48 21.3675 116 0.34 69
IX.AND3.HNZ.02 2020-04-24T10:12:04.84 0.3 undecidable manual S 95 24.6531 50 0.21 71
IV.MRB1.HHZ. 2020-04-24T10:12:03.11 0.6 undecidable manual S 343 20.0688 118 -0.23 47
IV.MCRV.HHZ. 2020-04-24T10:12:03.41 0.3 undecidable manual S 150 21.4674 116 -0.35 69
IV.VITU.HHZ. 2020-04-24T10:12:03.65 0.3 undecidable manual P 307 42.9237 50 0.08 70
IV.SGTA.HHZ. 2020-04-24T10:12:02.55 0.1 undecidable manual P 53 34.1436 50 0.34 90
IV.PSB1.HHZ. 2020-04-24T10:12:02.26 0.1 undecidable manual P 328 35.9418 50 -0.22 92
IX.COL3.HHE.02 2020-04-24T10:12:02.78 0.1 undecidable manual P 140 38.0286 50 -0.03 96
IX.CLT3.HHZ.02 2020-04-24T10:12:02.18 0.1 negative manual P 99 31.0467 50 0.45 89
IV.CAFE.HHZ. 2020-04-24T10:12:02.94 0.3 undecidable manual S 62 18.6702 119 0.04 74
IX.NSC3.HHZ.02 2020-04-24T10:12:01.73 0.3 undecidable manual S 149 13.3755 128 0.36 70
IX.MNT3.HHZ.02 2020-04-24T10:12:01.30 0.3 undecidable manual S 192 12.7761 129 0.08 74
IX.SNR3.HHZ.02 2020-04-24T10:12:01.03 0.3 undecidable manual P 152 26.9508 50 -0.08 72
IV.SNAL.HHZ. 2020-04-24T10:12:01.63 0.6 undecidable manual S 101 14.4744 126 -0.05 50
IX.SSB3.HHZ.02 2020-04-24T10:12:00.24 0.1 undecidable manual P 48 21.3675 116 0 99
IX.AND3.HNZ.02 2020-04-24T10:12:00.64 0.1 undecidable manual P 95 24.6531 50 -0.12 96
IX.RSF3.HNZ.02 2020-04-24T10:12:00.55 0.3 undecidable manual S 82 11.5773 132 -0.34 71
IV.SNAL.HHZ. 2020-04-24T10:11:59.03 0.1 positive manual P 101 14.4744 126 -0.02 100
IV.CAFE.HHZ. 2020-04-24T10:11:59.64 0.1 positive manual P 62 18.6702 119 -0.12 97
IV.MTMR.EHZ. 2020-04-24T10:11:59.46 0.3 undecidable manual S 222 4.6953 156 0 77
IV.MRB1.HHZ. 2020-04-24T10:11:59.97 0.1 negative manual P 343 20.0688 118 -0.04 99
IX.LGS3.HNZ.01 2020-04-24T10:11:59.65 0.3 undecidable manual S 315 5.7942 151 0.01 76
IV.MCRV.HHZ. 2020-04-24T10:11:59.95 0.1 positive manual P 150 21.4674 116 -0.31 93
IX.LGS3.HNZ.01 2020-04-24T10:11:58.07 0.1 negative manual P 315 5.7942 151 0.2 98
IX.RSF3.HNZ.02 2020-04-24T10:11:58.37 0.1 positive manual P 82 11.5773 132 -0.23 96
IX.NSC3.HHZ.02 2020-04-24T10:11:58.92 0.1 positive manual P 149 13.3755 128 0.05 100
IX.MNT3.HHZ.02 2020-04-24T10:11:58.96 0.1 undecidable manual P 192 12.7761 129 0.17 97
IV.MTMR.EHZ. 2020-04-24T10:11:57.89 0.1 negative manual P 222 4.6953 156 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTMR.HNE. ML:1.8 0.0010220000000000001 1.08 AML other m 2020-04-24T10:11:59.30
IV.MTMR.EHE. ML:1.7 0.0008125 0.26 AML other m 2020-04-24T10:11:59.85
IV.MTMR.HNN. ML:2.0 0.00146 1.76 AML other m 2020-04-24T10:11:59.07
IV.MTMR.EHN. ML:1.9 0.001385 1.8 AML other m 2020-04-24T10:11:59.07
IX.MNT3.HHE.02 ML:1.6 0.000453 1.86 AML other m 2020-04-24T10:12:01.02
IV.SNAL.HNE. ML:1.8 0.0005925 1.46 AML other m 2020-04-24T10:12:01.26
IV.SNAL.HHE. ML:1.8 0.0006739999999999999 1.46 AML other m 2020-04-24T10:12:01.26
IV.SNAL.HHN. ML:1.8 0.000674 0.08 AML other m 2020-04-24T10:12:02.22
IX.MNT3.HHN.02 ML:1.8 0.0006355 0.08 AML other m 2020-04-24T10:12:02.22
IV.SNAL.HNN. ML:1.8 0.000696 0.1 AML other m 2020-04-24T10:12:02.27
IV.CAFE.HHN. ML:1.3 0.00016949999999999997 0.78 AML other m 2020-04-24T10:12:03.75
IV.MCRV.HHN. ML:1.9 0.0005110000000000001 0.32 AML other m 2020-04-24T10:12:03.73
IV.MCRV.HHE. ML:1.6 0.00029299999999999997 0.3 AML other m 2020-04-24T10:12:03.73
IV.CAFE.HHE. ML:1.6 0.0002735 1.54 AML other m 2020-04-24T10:12:04.82
IV.MRB1.HHE. ML:1.4 0.000203 0.42 AML other m 2020-04-24T10:12:09.37
IV.MRB1.HHN. ML:1.4 0.0002045 0.56 AML other m 2020-04-24T10:12:09.36
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