Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 27-01-2021 and time 07:38:47 (Italy) in region 1 km SW Sant'Elia a Pianisi (CB)

A magnitude ML 2.0 earthquake occured in region: 1 km SW Sant'Elia a Pianisi (CB), on

  • 27-01-2021 06:38:47 (UTC)
  • 27-01-2021 07:38:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.6150, 14.8720 at 25 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
Sant'Elia a Pianisi CB 1 1818 1818
Pietracatella CB 4 1375 3193
Macchia Valfortore CB 4 576 3769
Monacilioni CB 5 523 4292
Campolieto CB 9 839 5131
Carlantino FG 9 980 6111
Toro CB 10 1391 7502
Ripabottoni CB 10 514 8016
Colletorto CB 10 1938 9954
Celenza Valfortore FG 11 1598 11552
San Giovanni in Galdo CB 11 580 12132
San Giuliano di Puglia CB 11 1042 13174
Bonefro CB 11 1384 14558
Campodipietra CB 12 2570 17128
Gambatesa CB 12 1464 18592
Provvidenti CB 12 119 18711
Jelsi CB 12 1781 20492
Morrone del Sannio CB 13 587 21079
Matrice CB 13 1115 22194
Casacalenda CB 14 2135 24329
Riccia CB 15 5262 29591
Santa Croce di Magliano CB 15 4435 34026
Montelongo CB 15 365 34391
San Marco la Catola FG 15 1012 35403
Castellino del Biferno CB 15 545 35948
Gildone CB 16 809 36757
Tufara CB 16 925 37682
Montagano CB 17 1086 38768
Montorio nei Frentani CB 17 437 39205
Petrella Tifernina CB 17 1170 40375
Ripalimosani CB 17 3114 43489
Campobasso CB 19 49431 92920
Rotello CB 19 1212 94132
Ferrazzano CB 19 3344 97476
Casalnuovo Monterotaro FG 19 1556 99032
Mirabello Sannitico CB 20 2180 101212
Castelvetere in Val Fortore BN 20 1240 102452

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km W of San Severo (53905 inhabitants)
54 Km N of Benevento (60091 inhabitants)
58 Km W of Foggia (151991 inhabitants)
75 Km NE of Caserta (76326 inhabitants)
78 Km N of Avellino (54857 inhabitants)
85 Km NE of Acerra (59573 inhabitants)
87 Km W of Manfredonia (57279 inhabitants)
90 Km NE of Afragola (65057 inhabitants)
90 Km NE of Aversa (53047 inhabitants)
93 Km NE of Casoria (77642 inhabitants)
94 Km W of Cerignola (58396 inhabitants)
95 Km NE of Giugliano in Campania (122974 inhabitants)
98 Km NE of Marano di Napoli (59874 inhabitants)
98 Km NE of Portici (55274 inhabitants)
100 Km NE of Ercolano (53709 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 2021-01-27
06:38:47		 41.6152 14.8718 25 2021-07-12
16:54:56		 Bollettino Sismico Italiano INGV 86784551
Reviewed
Rev100 		ML 2.1 2021-01-27
06:38:47		 41.6078 14.8682 27 2021-01-27
06:48:48		 Sala Sismica INGV-Roma 86624771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-27 06:38:47 ± 0.16
Latitude 41.6152 ± 0.0081
Longitude 14.8718 ± 0.0084
Depth (km) 25 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86784551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 822
Semi-minor axis of confidence ellipse (meter) 485
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 171
Circular confidence region, given by single value of horizontal uncertainty (meter) 820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 50
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 40
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.86515
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations 36
Type of magnitude ML
Reference to an origin 86624771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-27 06:48:48

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 32
Type of magnitude ML
Reference to an origin 86784551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-11 12:55:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRSN.EHZ. 2021-01-27T06:40:22.43 3.0 undecidable manual Sn 1.05 0
IV.FOSV.EHZ. 2021-01-27T06:39:26.88 3.0 undecidable manual Pn 1.2 0
OT.TAR1.HHZ. 2021-01-27T06:39:26.39 3.0 negative manual Pg 3.6 0
IV.CSP1.EHZ. 2021-01-27T06:39:22.43 3.0 positive manual Pg 1.8 0
IV.CMPR.HHZ. 2021-01-27T06:39:15.72 3.0 undecidable manual Pg 3.81 0
IV.VULT.HHZ. 2021-01-27T06:39:04.33 0.3 undecidable manual P 139 96.0261 99 0.52 59
IV.SGG.HHZ. 2021-01-27T06:39:04.76 0.3 undecidable manual S 238 48.1185 110 1.37 45
IV.MCRV.HHZ. 2021-01-27T06:39:04.43 0.6 undecidable manual P 165 95.6376 99 0.68 37
IV.MIDA.HHZ. 2021-01-27T06:39:04.00 0.6 undecidable manual S 274 51.3153 109 -0.19 46
OT.OT12.EHZ. 2021-01-27T06:39:03.61 0.3 undecidable manual P 88 85.9473 100 1.33 41
IV.INTR.HHZ. 2021-01-27T06:39:02.45 0.3 undecidable manual P 299 91.242 100 -0.64 58
IV.SGRT.HHZ. 2021-01-27T06:39:00.55 0.3 undecidable manual P 78 73.8705 102 0.09 67
IV.CAFE.HHZ. 2021-01-27T06:39:00.25 0.3 undecidable manual P 155 71.8725 103 0.09 68
IV.PTRJ.HNN. 2021-01-27T06:39:00.70 0.6 undecidable manual S 226 39.8268 115 -0.64 40
IT.GLNS.HNZ. 2021-01-27T06:39:00.50 0.6 undecidable manual S 7 33.1446 120 0.74 39
IV.LPEL.HHZ. 2021-01-27T06:39:00.22 0.3 undecidable manual P 310 74.37 102 -0.31 65
IV.TRIV.HHZ. 2021-01-27T06:39:00.33 0.3 undecidable manual S 302 31.5462 122 0.95 55
IV.SGTA.HHZ. 2021-01-27T06:38:59.70 0.3 undecidable manual P 142 67.2771 104 0.24 67
OT.OT07.EHE. 2021-01-27T06:38:59.34 0.3 undecidable manual P 89 70.2741 103 -0.58 62
IV.CERA.HHZ. 2021-01-27T06:38:59.59 0.3 undecidable manual P 269 70.8735 103 -0.41 64
IT.PLTA.HNN. 2021-01-27T06:38:59.67 0.6 undecidable manual S 347 30.8469 122 0.44 45
OT.OT03.EHE. 2021-01-27T06:38:59.98 0.6 undecidable manual P 80 65.3901 104 0.8 37
IV.MRB1.HHZ. 2021-01-27T06:38:58.10 0.3 undecidable manual P 172 55.2003 107 0.42 66
IV.SACR.HHZ. 2021-01-27T06:38:58.30 0.6 undecidable manual S 210 27.8499 125 -0.26 47
IV.RNI2.HNE. 2021-01-27T06:38:58.49 0.3 undecidable manual P 280 60.3951 106 0.04 70
IV.BSSO.HHZ. 2021-01-27T06:38:58.00 0.3 undecidable manual S 252 24.3534 130 0.18 74
OT.OT06.EHZ. 2021-01-27T06:38:58.00 0.3 undecidable manual P 82 60.3951 106 -0.44 65
IV.APRC.HHZ. 2021-01-27T06:38:57.75 0.3 undecidable manual P 74 57.7977 106 -0.31 68
IV.VITU.HHZ. 2021-01-27T06:38:57.16 0.3 undecidable manual P 203 52.0035 109 -0.04 71
OT.OT05.EHZ. 2021-01-27T06:38:57.87 0.1 undecidable manual P 85 60.7947 106 -0.63 82
OT.OT04.EHE. 2021-01-27T06:38:57.69 0.3 undecidable manual P 79 59.8956 106 -0.67 61
IV.MELA.HHZ. 2021-01-27T06:38:57.80 0.3 undecidable manual S 64 23.4543 131 0.17 73
IV.MIDA.HHZ. 2021-01-27T06:38:56.90 0.1 undecidable manual P 274 51.3153 109 -0.2 92
IV.PSB1.HNE. 2021-01-27T06:38:56.07 0.3 undecidable manual P 187 43.7229 112 0.06 73
IV.SGG.HHZ. 2021-01-27T06:38:56.23 0.1 undecidable manual P 238 48.1185 110 -0.41 88
IV.MOCO.HNE. 2021-01-27T06:38:55.49 0.3 undecidable manual P 139 36.1416 118 0.54 66
IV.TRIV.HHZ. 2021-01-27T06:38:54.70 0.1 undecidable manual P 302 31.5462 122 0.37 92
IT.PLTA.HNN. 2021-01-27T06:38:54.41 0.3 undecidable manual P 347 30.8469 122 0.17 71
IV.PTRJ.HNN. 2021-01-27T06:38:54.53 0.3 undecidable manual P 226 39.8268 115 -0.93 54
IV.CIGN.HHZ. 2021-01-27T06:38:54.20 0.3 undecidable manual S 32 5.0949 167 -0.83 61
IT.GLNS.HNZ. 2021-01-27T06:38:54.77 0.3 undecidable manual P 7 33.1446 120 0.22 70
IV.BSSO.HHZ. 2021-01-27T06:38:53.41 0.1 positive manual P 252 24.3534 130 -0.02 100
IV.MELA.HHZ. 2021-01-27T06:38:53.40 0.1 positive manual P 64 23.4543 131 0.08 99
IV.SACR.HHZ. 2021-01-27T06:38:53.74 0.1 positive manual P 210 27.8499 125 -0.12 97
IV.CIGN.HHZ. 2021-01-27T06:38:51.48 0.1 undecidable manual P 32 5.0949 167 -0.34 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CIGN.HHE. ML:2.1 0.0008349999999999999 0.34 AML other m 2021-01-27T06:38:55.37
IV.CIGN.HHN. ML:1.9 0.0005365 0.42 AML other m 2021-01-27T06:38:57.76
IV.MELA.HHN. ML:2.2 0.0006810000000000001 1.84 AML other m 2021-01-27T06:38:57.00
IV.SACR.HNE. ML:2.1 0.0005215 0.42 AML other m 2021-01-27T06:38:58.74
IV.SACR.HHE. ML:2.1 0.0004855 0.4 AML other m 2021-01-27T06:38:58.53
IV.SACR.HHN. ML:2.0 0.000389 1.36 AML other m 2021-01-27T06:38:58.76
IV.SACR.HNN. ML:2.0 0.00035749999999999996 1.36 AML other m 2021-01-27T06:38:58.77
IV.MELA.HHE. ML:2.3 0.0008685 1.58 AML other m 2021-01-27T06:38:58.07
IV.BSSO.HHN. ML:1.9 0.0003165 0.26 AML other m 2021-01-27T06:38:59.21
IV.TRIV.HHN. ML:2.0 0.0003835 0.46 AML other m 2021-01-27T06:39:00.70
IV.TRIV.HNN. ML:2.0 0.0003705 0.46 AML other m 2021-01-27T06:39:00.70
IV.TRIV.HHE. ML:1.7 0.0001655 0.98 AML other m 2021-01-27T06:39:00.48
IV.TRIV.HNE. ML:1.7 0.000163 1 AML other m 2021-01-27T06:39:00.48
IV.BSSO.HHE. ML:1.9 0.0003205 1.62 AML other m 2021-01-27T06:39:01.93
IV.MIDA.HHE. ML:2.0 0.00022649999999999998 0.48 AML other m 2021-01-27T06:39:04.59
IV.MIDA.HHN. ML:2.0 0.00023099999999999998 0.42 AML other m 2021-01-27T06:39:04.81
IV.SGG.HHE. ML:1.6 0.0001056 1.52 AML other m 2021-01-27T06:39:05.98
IV.SGRT.HHN. ML:2.2 0.0002155 0.48 AML other m 2021-01-27T06:39:05.33
IV.APRC.HHE. ML:2.1 0.0002235 1.06 AML other m 2021-01-27T06:39:07.22
IV.SGG.HHN. ML:1.5 0.00007855 0.78 AML other m 2021-01-27T06:39:08.16
IV.APRC.HHN. ML:2.1 0.000224 0.64 AML other m 2021-01-27T06:39:10.58
OT.OT12.EHN. ML:2.3 0.0002195 0.68 AML other m 2021-01-27T06:39:16.61
OT.OT12.EHE. ML:2.1 0.00016149999999999997 0.64 AML other m 2021-01-27T06:39:17.31
IV.SGRT.HHE. ML:2.1 0.0001795 1.2 AML other m 2021-01-27T06:39:20.21
IV.CAFE.HNN. ML:2.5 0.0005409999999999999 0.76 AML other m 2021-01-27T06:39:20.86
IV.CAFE.HNE. ML:2.5 0.0004885 0.64 AML other m 2021-01-27T06:39:20.85
IV.VULT.HHN. ML:2.3 0.0001885 0.4 AML other m 2021-01-27T06:39:21.93
IV.INTR.HHN. ML:2.0 0.0001064 1.54 AML other m 2021-01-27T06:39:21.15
IV.MCRV.HHN. ML:2.0 0.00009475 1.72 AML other m 2021-01-27T06:39:21.95
IV.MCRV.HHE. ML:2.0 0.00009125 0.5 AML other m 2021-01-27T06:39:22.10
IV.VULT.HHE. ML:2.2 0.0001669 0.82 AML other m 2021-01-27T06:39:22.80
IV.INTR.HHE. ML:1.9 0.0000782 1.48 AML other m 2021-01-27T06:39:22.19
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