Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 27-03-2023 and time 22:23:03 (UTC) in region 4 km E Ripabottoni (CB)

A magnitude ML 2.0 earthquake occured in region: 4 km E Ripabottoni (CB), on

  • 27-03-2023 22:23:03 (UTC)
  • 28-03-2023 00:23:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6730, 14.8480 at 18 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
Ripabottoni CB 4 514 514
Provvidenti CB 6 119 633
Sant'Elia a Pianisi CB 6 1818 2451
Morrone del Sannio CB 7 587 3038
Monacilioni CB 8 523 3561
Casacalenda CB 8 2135 5696
Campolieto CB 8 839 6535
Bonefro CB 8 1384 7919
San Giuliano di Puglia CB 10 1042 8961
Macchia Valfortore CB 10 576 9537
Castellino del Biferno CB 10 545 10082
Pietracatella CB 10 1375 11457
Colletorto CB 11 1938 13395
Montelongo CB 11 365 13760
Montorio nei Frentani CB 12 437 14197
San Giovanni in Galdo CB 12 580 14777
Toro CB 13 1391 16168
Petrella Tifernina CB 13 1170 17338
Santa Croce di Magliano CB 13 4435 21773
Matrice CB 13 1115 22888
Lupara CB 14 505 23393
Carlantino FG 14 980 24373
Castelbottaccio CB 15 312 24685
Montagano CB 15 1086 25771
Lucito CB 15 696 26467
Campodipietra CB 15 2570 29037
Guardialfiera CB 15 1065 30102
Larino CB 15 6793 36895
Rotello CB 16 1212 38107
Celenza Valfortore FG 16 1598 39705
Ripalimosani CB 17 3114 42819
Jelsi CB 18 1781 44600
Civitacampomarano CB 18 417 45017
Limosano CB 19 768 45785
Gambatesa CB 19 1464 47249

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of San Severo (53905 inhabitants)
61 Km N of Benevento (60091 inhabitants)
62 Km W of Foggia (151991 inhabitants)
79 Km NE of Caserta (76326 inhabitants)
84 Km N of Avellino (54857 inhabitants)
89 Km W of Manfredonia (57279 inhabitants)
90 Km NE of Acerra (59573 inhabitants)
94 Km SE of Chieti (51815 inhabitants)
94 Km NE of Aversa (53047 inhabitants)
95 Km NE of Afragola (65057 inhabitants)
97 Km NE of Casoria (77642 inhabitants)
99 Km NE of Giugliano in Campania (122974 inhabitants)
99 Km W of Cerignola (58396 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 2023-03-27
22:23:03		 41.6728 14.8478 18 2024-03-01
17:18:16		 Bollettino Sismico Italiano INGV 121190771
Reviewed
Rev100 		ML 2.1 2023-03-27
22:23:03		 41.6637 14.87 23 2023-03-27
22:36:20		 Sala Sismica INGV-Roma 115807001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-27 22:23:03 ± 0.13
Latitude 41.6728 ± 0.0063
Longitude 14.8478 ± 0.0072
Depth (km) 18 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 121190771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 634
Semi-minor axis of confidence ellipse (meter) 192
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 7
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
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) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.04676
Epicentral distance of station farthest from the epicenter (degree) 1.18171
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 121190771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-18 16:45:49

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 115807001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-27 22:36:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRVN.HHZ. 2023-03-27T22:23:26.17 0.3 undecidable manual P 121 131.1687 93 0.82 48
IV.RNI2.HNE. 2023-03-27T22:23:22.59 0.6 undecidable manual S 274 57.6978 99 0.9 37
IV.VCEL.EHN. 2023-03-27T22:23:22.50 0.3 undecidable manual P 314 115.2957 94 -0.41 57
IV.T0110.HHZ. 2023-03-27T22:23:20.81 0.3 undecidable manual P 305 107.8143 94 -0.95 47
OT.OT12.EHZ. 2023-03-27T22:23:19.41 0.3 undecidable manual P 93 87.9453 95 0.69 55
OT.OT11.EHZ. 2023-03-27T22:23:18.48 0.6 undecidable manual S 113 44.1225 102 0.36 44
IV.PABO.HHN. 2023-03-27T22:23:17.50 0.6 undecidable manual S 283 39.1275 105 0.68 41
IV.INTR.HHZ. 2023-03-27T22:23:17.79 0.3 undecidable manual P 296 86.5467 95 -0.7 54
IV.CERA.HNN. 2023-03-27T22:23:17.02 1.0 undecidable manual P 263 69.2751 97 1.17 16
IV.SGRT.HHZ. 2023-03-27T22:23:16.55 0.3 undecidable manual P 83 74.7696 96 -0.14 66
IV.LPEL.HHZ. 2023-03-27T22:23:15.46 0.3 undecidable manual P 307 68.7756 97 -0.32 64
IV.SACR.HHZ. 2023-03-27T22:23:15.50 0.6 undecidable manual S 201 32.745 108 0.3 46
IT.PLTA.HNZ. 2023-03-27T22:23:14.04 0.6 undecidable manual S 348 24.1536 117 0.96 37
IV.VAGA.HHZ. 2023-03-27T22:23:13.95 0.6 undecidable manual P 241 58.3971 99 -0.24 44
IV.BSSO.HHZ. 2023-03-27T22:23:13.69 0.6 undecidable manual S 236 25.3524 115 0.33 46
IV.APRC.HHN. 2023-03-27T22:23:13.70 0.3 undecidable manual P 81 58.2972 99 -0.47 64
IT.MCLF.HNE. 2023-03-27T22:23:13.51 0.6 undecidable manual S 358 25.3524 115 0.14 48
IV.RNI2.HNE. 2023-03-27T22:23:13.98 0.1 undecidable manual P 274 57.6978 99 -0.11 91
IV.MELA.HHZ. 2023-03-27T22:23:12.98 0.3 undecidable manual S 81 23.3544 118 0.08 73
IV.MOCO.HNE. 2023-03-27T22:23:12.00 0.3 undecidable manual P 142 42.3243 103 0.25 69
OT.OT11.EHZ. 2023-03-27T22:23:11.79 0.3 undecidable manual P 113 44.1225 102 -0.23 69
IT.LRNO.HNE. 2023-03-27T22:23:11.46 0.6 undecidable manual S 22 15.9729 131 0.21 48
IV.PABO.HHN. 2023-03-27T22:23:11.51 0.3 undecidable manual P 283 39.1275 105 0.24 70
IV.GATE.HHZ. 2023-03-27T22:23:11.66 0.6 undecidable manual S 164 18.4704 126 -0.11 49
IV.SACR.HHZ. 2023-03-27T22:23:10.07 0.3 undecidable manual P 201 32.745 108 -0.26 69
IT.PLTA.HNZ. 2023-03-27T22:23:09.29 0.3 undecidable manual P 348 24.1536 117 0.18 72
IT.GLNS.HNZ. 2023-03-27T22:23:09.68 0.3 undecidable manual P 12 27.1506 113 0.16 72
IV.BSSO.HHZ. 2023-03-27T22:23:09.37 0.1 undecidable manual P 236 25.3524 115 0.1 98
IV.CIGN.HHZ. 2023-03-27T22:23:09.47 0.6 undecidable manual S 114 5.1948 161 -0.14 51
IT.MCLF.HNE. 2023-03-27T22:23:09.43 0.3 undecidable manual P 358 25.3524 115 0.16 72
IV.GATE.HHZ. 2023-03-27T22:23:08.20 0.3 undecidable manual P 164 18.4704 126 -0.15 73
IT.LRNO.HNE. 2023-03-27T22:23:08.08 0.1 undecidable manual P 22 15.9729 131 0.02 100
IV.MELA.HHZ. 2023-03-27T22:23:08.76 0.1 undecidable manual P 81 23.3544 118 -0.25 95
IV.CIGN.HHZ. 2023-03-27T22:23:06.23 0.1 undecidable manual P 114 5.1948 161 -0.88 80
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CIGN.HHN. ML:2.7 0.0047599999999999995 1.32 AML other m 2023-03-27T22:23:10.80
IV.CIGN.HHE. ML:2.7 0.004775000000000001 0.38 AML other m 2023-03-27T22:23:12.46
IV.MELA.HHN. ML:2.1 0.0006964999999999999 0.66 AML other m 2023-03-27T22:23:13.72
IV.MELA.HHE. ML:2.1 0.0007164999999999999 0.44 AML other m 2023-03-27T22:23:13.68
IV.MELA.HNE. ML:2.1 0.0007145 0.66 AML other m 2023-03-27T22:23:13.69
IV.MELA.HNN. ML:2.1 0.0007305 1.26 AML other m 2023-03-27T22:23:14.72
IV.BSSO.HNE. ML:2.1 0.0006154999999999999 0.94 AML other m 2023-03-27T22:23:14.69
IV.BSSO.HHE. ML:2.1 0.000637 0.94 AML other m 2023-03-27T22:23:14.69
IV.BSSO.HNN. ML:2.0 0.000468 0.84 AML other m 2023-03-27T22:23:15.73
IV.BSSO.HHN. ML:2.0 0.000477 0.82 AML other m 2023-03-27T22:23:15.72
IV.GATE.HNN. ML:1.9 0.0005455 1.1 AML other m 2023-03-27T22:23:15.33
IV.GATE.HHN. ML:1.9 0.0005229999999999999 0.34 AML other m 2023-03-27T22:23:15.34
IV.GATE.HNE. ML:2.1 0.0007895 0.6 AML other m 2023-03-27T22:23:15.60
IV.GATE.HHE. ML:2.1 0.0007804999999999999 0.62 AML other m 2023-03-27T22:23:15.60
IV.SACR.HHN. ML:1.6 0.000177 0.42 AML other m 2023-03-27T22:23:17.50
IV.SACR.HNN. ML:1.6 0.00016255 0.42 AML other m 2023-03-27T22:23:17.51
IV.SACR.HHE. ML:1.6 0.0001683 0.46 AML other m 2023-03-27T22:23:18.20
IV.SACR.HNE. ML:1.6 0.00016094999999999998 0.46 AML other m 2023-03-27T22:23:18.21
OT.OT11.EHN. ML:2.2 0.0004984999999999999 0.4 AML other m 2023-03-27T22:23:19.54
OT.OT11.EHE. ML:2.2 0.0004335 1.18 AML other m 2023-03-27T22:23:19.79
IV.LPEL.HHN. ML:1.8 0.000117 1.32 AML other m 2023-03-27T22:23:26.69
IV.LPEL.HHE. ML:2.0 0.00014850000000000003 0.92 AML other m 2023-03-27T22:23:28.40
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