Earthquake with magnitude of ML 2.1 on date 12-08-2021 and time 03:25:21 (Italy) in region 2 km N Cercepiccola (CB)

A magnitude ML 2.1 earthquake occured in region: 2 km N Cercepiccola (CB), on

  • 12-08-2021 01:25:21 (UTC)
  • 12-08-2021 03:25:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.4810, 14.6750 at 19 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
Cercepiccola CB 2 681 681
San Giuliano del Sannio CB 4 1029 1710
Mirabello Sannitico CB 4 2180 3890
Cercemaggiore CB 5 3777 7667
Ferrazzano CB 6 3344 11011
Gildone CB 6 809 11820
Vinchiaturo CB 7 3324 15144
Campobasso CB 9 49431 64575
Sepino CB 9 1964 66539
Campodipietra CB 11 2570 69109
Baranello CB 11 2673 71782
Jelsi CB 11 1781 73563
Santa Croce del Sannio BN 11 927 74490
Sassinoro BN 12 618 75108
Guardiaregia CB 12 801 75909
Busso CB 13 1273 77182
Toro CB 13 1391 78573
Colle d'Anchise CB 13 807 79380
San Giovanni in Galdo CB 14 580 79960
Riccia CB 14 5262 85222
Castelpagano BN 14 1483 86705
Oratino CB 14 1641 88346
Campochiaro CB 14 646 88992
Ripalimosani CB 15 3114 92106
Matrice CB 15 1115 93221
San Polo Matese CB 15 470 93691
Morcone BN 16 4932 98623
Casalciprano CB 17 564 99187
Bojano CB 17 8058 107245
Spinete CB 17 1320 108565
Circello BN 18 2388 110953
Pietraroja BN 18 545 111498
Castropignano CB 18 947 112445
Monacilioni CB 18 523 112968
Montagano CB 19 1086 114054
Colle Sannita BN 19 2431 116485
Campolieto CB 19 839 117324

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Benevento (60091 inhabitants)
53 Km NE of Caserta (76326 inhabitants)
63 Km W of San Severo (53905 inhabitants)
64 Km N of Avellino (54857 inhabitants)
65 Km NE of Acerra (59573 inhabitants)
69 Km NE of Aversa (53047 inhabitants)
69 Km NE of Afragola (65057 inhabitants)
71 Km NE of Casoria (77642 inhabitants)
72 Km W of Foggia (151991 inhabitants)
73 Km NE of Giugliano in Campania (122974 inhabitants)
76 Km NE of Marano di Napoli (59874 inhabitants)
78 Km NE of Portici (55274 inhabitants)
80 Km NE of Napoli (974074 inhabitants)
80 Km NE of Ercolano (53709 inhabitants)
81 Km NE of Torre del Greco (86275 inhabitants)
82 Km N of Scafati (50787 inhabitants)
86 Km NE of Pozzuoli (81661 inhabitants)
87 Km N of Cava de' Tirreni (53659 inhabitants)
89 Km N of Castellammare di Stabia (66466 inhabitants)
89 Km N of Salerno (135261 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 2.1 2021-08-12
01:25:21
41.4807 14.6748 19 2021-12-29
11:12:24
Bollettino Sismico Italiano INGV 94915851
Reviewed
Rev100
ML 2.1 2021-08-12
01:25:22
41.4837 14.6703 10 2021-08-12
01:32:47
Sala Sismica INGV-Roma 93984111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-12 01:25:21 ± 0.13
Latitude 41.4807 ± 0.0063
Longitude 14.6748 ± 0.0084
Depth (km) 19 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 94915851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 707
Semi-minor axis of confidence ellipse (meter) 249
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 32
Circular confidence region, given by single value of horizontal uncertainty (meter) 710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 38
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 46
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.08633
Epicentral distance of station farthest from the epicenter (degree) 0.95148
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 31
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 70
Type of magnitude ML
Reference to an origin 94915851
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-18 17:05:35

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 72
Type of magnitude ML
Reference to an origin 93984111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-12 01:32:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSAG.HHZ. 2021-08-12T01:25:39.98 0.3 undecidable manual P 76 105.6165 95 0.41 60
IV.MRB1.HHZ. 2021-08-12T01:25:38.02 0.6 undecidable manual S 148 46.62 103 1.04 34
IV.RNI2.HHZ. 2021-08-12T01:25:38.79 0.6 undecidable manual S 300 49.9167 102 0.96 37
IT.PLTA.HNN. 2021-08-12T01:25:37.35 0.6 undecidable manual S 12 46.0206 104 0.53 44
IV.SGRT.HHZ. 2021-08-12T01:25:37.62 0.3 undecidable manual P 71 93.7395 96 -0.12 66
IV.MELA.HHZ. 2021-08-12T01:25:36.97 0.6 undecidable manual S 56 45.1215 104 0.39 45
IV.VAGA.HHZ. 2021-08-12T01:25:35.20 0.6 undecidable manual S 259 37.3293 108 0.61 43
IV.MCRV.HHZ. 2021-08-12T01:25:35.85 0.6 undecidable manual P 152 87.7455 96 -0.98 34
IV.MIDA.HHZ. 2021-08-12T01:25:35.54 0.6 undecidable manual S 297 39.2274 107 0.46 45
IV.TST01.HHZ. 2021-08-12T01:25:35.73 0.6 undecidable manual S 321 38.1285 107 0.93 38
IV.INTR.HHZ. 2021-08-12T01:25:35.92 0.3 undecidable manual P 313 86.7465 96 -0.76 54
IV.LPEL.HHZ. 2021-08-12T01:25:34.38 0.3 undecidable manual P 327 74.8695 98 -0.47 63
OT.OT05.EHZ. 2021-08-12T01:25:34.18 0.3 undecidable manual P 75 79.4649 97 -1.39 42
IV.TRIV.HHZ. 2021-08-12T01:25:34.39 0.6 undecidable manual S 342 33.3444 110 0.8 41
IV.SNAL.HHZ. 2021-08-12T01:25:34.64 0.3 undecidable manual P 144 76.0683 97 -0.4 64
IV.APRC.HHZ. 2021-08-12T01:25:34.53 0.3 undecidable manual P 67 78.2661 97 -0.85 54
IV.VITU.HHZ. 2021-08-12T01:25:33.84 0.6 undecidable manual S 186 33.1446 111 0.29 47
IX.SSB3.HHZ.02 2021-08-12T01:25:33.57 0.3 undecidable manual P 134 64.1913 99 0.33 66
IV.PSB1.HHZ. 2021-08-12T01:25:33.53 0.6 undecidable manual S 158 30.6471 113 0.6 42
IV.CAFE.HHZ. 2021-08-12T01:25:33.82 0.3 undecidable manual P 137 68.6757 98 -0.09 70
IV.SGG.HHZ. 2021-08-12T01:25:32.32 0.6 undecidable manual S 247 26.751 117 0.36 47
IV.BIOG.HHZ. 2021-08-12T01:25:32.27 0.3 undecidable manual P 129 49.2174 103 1.3 45
IV.CIGN.HHZ. 2021-08-12T01:25:32.16 1.0 undecidable manual S 45 27.1506 116 0.1 25
IV.PIGN.HHZ. 2021-08-12T01:25:31.29 0.1 undecidable manual P 233 51.6039 102 -0.04 96
OT.OT16.EHZ. 2021-08-12T01:25:31.62 0.3 undecidable manual P 46 56.7987 101 -0.49 65
OT.OT11.EHZ. 2021-08-12T01:25:31.88 0.3 undecidable manual P 86 55.0005 101 0.04 71
IV.RNI2.HHZ. 2021-08-12T01:25:30.98 0.1 undecidable manual P 300 49.9167 102 -0.09 95
IV.MOCO.HHZ. 2021-08-12T01:25:30.64 0.3 undecidable manual P 107 42.0246 105 0.75 59
IV.PTRJ.HHZ. 2021-08-12T01:25:30.17 0.6 undecidable manual S 223 17.7711 130 0.22 49
IT.PLTA.HNN. 2021-08-12T01:25:30.31 0.3 undecidable manual P 12 46.0206 104 -0.17 71
IV.MELA.HHZ. 2021-08-12T01:25:30.25 0.1 undecidable manual P 56 45.1215 104 -0.09 96
IV.MRB1.HHZ. 2021-08-12T01:25:30.78 0.1 undecidable manual P 148 46.62 103 0.2 93
IV.TST01.HHZ. 2021-08-12T01:25:29.35 0.1 undecidable manual P 321 38.1285 107 0.04 99
IV.VAGA.HHZ. 2021-08-12T01:25:29.23 0.6 undecidable manual P 259 37.3293 108 0.03 49
IV.MIDA.HHZ. 2021-08-12T01:25:29.24 0.1 undecidable manual P 297 39.2274 107 -0.24 94
IV.VITU.HHZ. 2021-08-12T01:25:28.56 0.1 positive manual P 186 33.1446 111 -0.03 100
IV.PSB1.HHZ. 2021-08-12T01:25:28.28 0.1 negative manual P 158 30.6471 113 0.05 99
IV.TRIV.HHZ. 2021-08-12T01:25:28.77 0.1 negative manual P 342 33.3444 110 0.15 97
IV.CIGN.HHZ. 2021-08-12T01:25:28.11 0.1 positive manual P 45 27.1506 116 0.38 93
IV.BSSO.HHZ. 2021-08-12T01:25:27.81 0.6 undecidable manual S 317 9.879 148 -0.77 42
IV.SGG.HHZ. 2021-08-12T01:25:27.25 0.1 undecidable manual P 247 26.751 117 -0.43 92
IV.SACR.HHZ. 2021-08-12T01:25:27.57 0.6 undecidable manual S 164 9.5793 149 -0.97 39
IV.GATE.HHZ. 2021-08-12T01:25:27.34 0.1 undecidable manual P 79 19.869 126 0.56 89
IV.PTRJ.HHZ. 2021-08-12T01:25:26.15 0.3 undecidable manual P 223 17.7711 130 -0.37 72
IV.SACR.HHZ. 2021-08-12T01:25:25.15 0.1 negative manual P 164 9.5793 149 -0.55 93
IV.BSSO.HHZ. 2021-08-12T01:25:25.14 0.1 negative manual P 317 9.879 148 -0.58 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SACR.HHE. ML:2.6 0.0030999999999999995 1.24 AML other m 2021-08-12T01:25:27.76
IV.SACR.HHN. ML:2.5 0.0027 0.26 AML other m 2021-08-12T01:25:27.76
IV.SACR.HNN. ML:2.6 0.0029649999999999998 0.28 AML other m 2021-08-12T01:25:27.76
IV.SACR.HNE. ML:2.5 0.002525 1.24 AML other m 2021-08-12T01:25:27.77
IV.BSSO.HNE. ML:2.4 0.002155 1.1 AML other m 2021-08-12T01:25:28.59
IV.BSSO.HHE. ML:2.5 0.00234 1.1 AML other m 2021-08-12T01:25:28.59
IV.BSSO.HHN. ML:2.4 0.0019950000000000002 0.4 AML other m 2021-08-12T01:25:29.70
IV.BSSO.HNN. ML:2.4 0.00191 0.38 AML other m 2021-08-12T01:25:29.71
IV.PTRJ.HHE. ML:0.7 0.00003195 0.52 AML other m 2021-08-12T01:25:30.42
IV.PTRJ.HNE. ML:2.3 0.0011524999999999999 1.68 AML other m 2021-08-12T01:25:30.89
IV.PTRJ.HHN. ML:2.0 0.000635 0.22 AML other m 2021-08-12T01:25:31.05
IV.PTRJ.HNN. ML:2.3 0.001345 0.96 AML other m 2021-08-12T01:25:31.05
IV.SGG.HHN. ML:2.2 0.0008115 1.42 AML other m 2021-08-12T01:25:33.18
IV.SGG.HHE. ML:2.0 0.0005349999999999999 0.2 AML other m 2021-08-12T01:25:33.24
IV.GATE.HNE. ML:2.4 0.001545 0.54 AML other m 2021-08-12T01:25:34.77
IV.GATE.HHE. ML:2.4 0.001585 0.54 AML other m 2021-08-12T01:25:34.77
IV.GATE.HHN. ML:2.2 0.0009235 0.64 AML other m 2021-08-12T01:25:35.32
IV.GATE.HNN. ML:2.2 0.0009335 0.64 AML other m 2021-08-12T01:25:35.32
IV.TRIV.HHE. ML:2.1 0.00048499999999999997 0.38 AML other m 2021-08-12T01:25:35.16
IV.TRIV.HNE. ML:2.1 0.00047450000000000004 0.38 AML other m 2021-08-12T01:25:35.17
IV.TRIV.HHN. ML:2.2 0.0006445000000000001 0.6 AML other m 2021-08-12T01:25:35.54
IV.TRIV.HNN. ML:2.2 0.0006035 0.6 AML other m 2021-08-12T01:25:35.54
IV.PSB1.HHE. ML:2.0 0.0003795 0.16 AML other m 2021-08-12T01:25:35.90
IV.MIDA.HNN. ML:2.3 0.0006590000000000001 1.02 AML other m 2021-08-12T01:25:36.40
IV.VITU.HHE. ML:2.3 0.0008105 0.64 AML other m 2021-08-12T01:25:37.41
IV.MELA.HHE. ML:2.3 0.0005375 1.48 AML other m 2021-08-12T01:25:37.89
IV.MELA.HNE. ML:2.2 0.00048650000000000006 1.48 AML other m 2021-08-12T01:25:37.89
IV.MELA.HHN. ML:2.2 0.000491 0.38 AML other m 2021-08-12T01:25:37.93
IV.MELA.HNN. ML:2.3 0.0004934999999999999 0.38 AML other m 2021-08-12T01:25:37.74
IV.VAGA.HHE. ML:2.0 0.000354 1.42 AML other m 2021-08-12T01:25:37.25
IV.VITU.HHN. ML:2.3 0.0007315 0.24 AML other m 2021-08-12T01:25:37.85
IV.TST01.HHE. ML:1.7 0.0001505 0.56 AML other m 2021-08-12T01:25:38.45
IV.TST01.HHN. ML:1.9 0.0002415 0.3 AML other m 2021-08-12T01:25:38.33
IV.PSB1.HNE. ML:2.0 0.000361 0.38 AML other m 2021-08-12T01:25:38.85
IV.CIGN.HHN. ML:1.9 0.0003555 0.5 AML other m 2021-08-12T01:25:38.73
IV.MIDA.HHE. ML:2.1 0.00039200000000000004 0.9 AML other m 2021-08-12T01:25:39.42
IV.MRB1.HHN. ML:2.2 0.000368 1.38 AML other m 2021-08-12T01:25:39.08
IV.VAGA.HHN. ML:2.4 0.0009105000000000001 1.76 AML other m 2021-08-12T01:25:40.89
IV.VAGA.HNN. ML:2.4 0.000858 1.74 AML other m 2021-08-12T01:25:40.89
IV.MIDA.HHN. ML:2.2 0.0004755 1.58 AML other m 2021-08-12T01:25:40.06
IV.MOCO.HHE. ML:1.7 0.0001485 1.42 AML other m 2021-08-12T01:25:40.90
IV.VAGA.HNE. ML:2.1 0.00041200000000000004 0.36 AML other m 2021-08-12T01:25:40.46
IV.PSB1.HHN. ML:1.9 0.0003175 1.18 AML other m 2021-08-12T01:25:40.62
IV.PSB1.HNN. ML:1.9 0.0003015 1.2 AML other m 2021-08-12T01:25:40.63
IV.MIDA.HNE. ML:2.1 0.00044050000000000003 1.58 AML other m 2021-08-12T01:25:40.06
OT.OT11.EHN. ML:2.6 0.0009824999999999999 1.82 AML other m 2021-08-12T01:25:41.95
IV.RNI2.HHN. ML:2.0 0.00026149999999999996 0.56 AML other m 2021-08-12T01:25:41.26
IV.MOCO.HHN. ML:1.6 0.00011599999999999999 0.36 AML other m 2021-08-12T01:25:41.33
OT.OT11.EHE. ML:2.2 0.00034199999999999996 0.22 AML other m 2021-08-12T01:25:41.59
IV.RNI2.HHE. ML:1.8 0.0001385 0.48 AML other m 2021-08-12T01:25:42.35
IV.CIGN.HHE. ML:1.8 0.00028900000000000003 0.42 AML other m 2021-08-12T01:25:43.51
IV.PIGN.HHE. ML:1.8 0.00016700000000000002 0.76 AML other m 2021-08-12T01:25:44.86
IV.MRB1.HHE. ML:2.1 0.000347 1.64 AML other m 2021-08-12T01:25:45.07
IV.MRB1.HNE. ML:2.1 0.000326 1.62 AML other m 2021-08-12T01:25:45.08
IV.CAFE.HHE. ML:1.8 0.00011549999999999999 0.98 AML other m 2021-08-12T01:25:45.22
IV.LPEL.HHE. ML:2.0 0.00014350000000000002 0.28 AML other m 2021-08-12T01:25:45.25
IV.PIGN.HHN. ML:1.6 0.0001035 1.02 AML other m 2021-08-12T01:25:45.66
IV.MRB1.HNN. ML:2.2 0.00039 0.5 AML other m 2021-08-12T01:25:45.76
IX.SSB3.HHN.02 ML:1.6 0.00006785000000000001 0.74 AML other m 2021-08-12T01:25:47.05
IV.LPEL.HHN. ML:2.1 0.0001825 0.16 AML other m 2021-08-12T01:25:47.87
IV.APRC.HHN. ML:2.0 0.00014250000000000002 0.88 AML other m 2021-08-12T01:25:48.59
IV.APRC.HHE. ML:2.0 0.00014000000000000001 0.34 AML other m 2021-08-12T01:25:48.96
IX.SSB3.HHE.02 ML:1.8 0.0001235 1.34 AML other m 2021-08-12T01:25:49.12
IV.CAFE.HHN. ML:1.7 0.00007519999999999998 1.58 AML other m 2021-08-12T01:25:50.04
IV.SGRT.HHE. ML:2.2 0.00016949999999999997 0.5 AML other m 2021-08-12T01:25:52.46
IV.SGRT.HHN. ML:2.1 0.000128 1.48 AML other m 2021-08-12T01:25:53.90
IV.MSAG.HHE. ML:1.9 0.0000664 0.38 AML other m 2021-08-12T01:25:55.51
IV.MSAG.HHN. ML:2.1 0.00011649999999999999 1.18 AML other m 2021-08-12T01:25:57.29
IV.INTR.HHE. ML:1.8 0.00008365 0.52 AML other m 2021-08-12T01:26:05.43
IV.INTR.HHN. ML:1.9 0.00010705 0.7 AML other m 2021-08-12T01:26:08.05
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