Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 28-03-2023 and time 04:15:11 (UTC) in region 5 km E Ripabottoni (CB)

A magnitude ML 1.7 earthquake occured in region: 5 km E Ripabottoni (CB), on

  • 28-03-2023 04:15:11 (UTC)
  • 28-03-2023 06:15:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6760, 14.8590 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.

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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 5 514 514
Provvidenti CB 6 119 633
Sant'Elia a Pianisi CB 6 1818 2451
Bonefro CB 7 1384 3835
Casacalenda CB 7 2135 5970
Morrone del Sannio CB 8 587 6557
Monacilioni CB 8 523 7080
Campolieto CB 9 839 7919
San Giuliano di Puglia CB 9 1042 8961
Colletorto CB 10 1938 10899
Montelongo CB 10 365 11264
Macchia Valfortore CB 10 576 11840
Pietracatella CB 11 1375 13215
Castellino del Biferno CB 11 545 13760
Montorio nei Frentani CB 11 437 14197
Santa Croce di Magliano CB 12 4435 18632
San Giovanni in Galdo CB 13 580 19212
Carlantino FG 14 980 20192
Toro CB 14 1391 21583
Petrella Tifernina CB 14 1170 22753
Matrice CB 14 1115 23868
Lupara CB 14 505 24373
Larino CB 15 6793 31166
Rotello CB 15 1212 32378
Guardialfiera CB 15 1065 33443
Castelbottaccio CB 15 312 33755
Lucito CB 15 696 34451
Montagano CB 16 1086 35537
Campodipietra CB 16 2570 38107
Celenza Valfortore FG 16 1598 39705
Ripalimosani CB 18 3114 42819
Jelsi CB 18 1781 44600
Civitacampomarano CB 18 417 45017
Gambatesa CB 19 1464 46481
Limosano CB 20 768 47249

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km W of San Severo (53905 inhabitants)
61 Km N of Benevento (60091 inhabitants)
62 Km W of Foggia (151991 inhabitants)
80 Km NE of Caserta (76326 inhabitants)
85 Km N of Avellino (54857 inhabitants)
88 Km W of Manfredonia (57279 inhabitants)
91 Km NE of Acerra (59573 inhabitants)
94 Km SE of Chieti (51815 inhabitants)
95 Km NE of Aversa (53047 inhabitants)
95 Km NE of Afragola (65057 inhabitants)
98 Km NE of Casoria (77642 inhabitants)
98 Km W of Cerignola (58396 inhabitants)
100 Km NE of Giugliano in Campania (122974 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 2023-03-28
04:15:11		 41.6762 14.8588 19 2024-03-01
17:18:10		 Bollettino Sismico Italiano INGV 118152601
Reviewed
Rev100 		ML 1.7 2023-03-28
04:15:11		 41.6777 14.8528 15 2023-03-28
15:31:10		 Sala Sismica INGV-Roma 115827721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-28 04:15:11 ± 0.14
Latitude 41.6762 ± 0.0072
Longitude 14.8588 ± 0.0072
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 118152601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 743
Semi-minor axis of confidence ellipse (meter) 315
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 185
Circular confidence region, given by single value of horizontal uncertainty (meter) 740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 39
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 43
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) 0.04047
Epicentral distance of station farthest from the epicenter (degree) 0.97666
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 21
Type of magnitude ML
Reference to an origin 115827721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-28 15:31:10

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 21
Type of magnitude ML
Reference to an origin 118152601
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-28 11:35:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HNN. 2023-03-28T04:15:38.00 0.6 undecidable manual S 296 87.1461 96 0.43 41
IV.LPEL.HNE. 2023-03-28T04:15:33.10 0.3 undecidable manual S 307 69.2751 98 0.26 67
IV.VAGA.HNN. 2023-03-28T04:15:31.20 0.6 undecidable manual S 241 59.3961 100 0.99 35
IV.RNI2.HHE. 2023-03-28T04:15:30.70 0.6 undecidable manual S 273 58.5969 100 0.69 40
IV.T0110.HHE. 2023-03-28T04:15:29.02 0.6 undecidable manual P 305 108.4137 95 -0.87 34
OT.OT12.EHN. 2023-03-28T04:15:28.03 0.3 undecidable manual P 93 87.0462 96 1.4 40
IV.SGG.HNN. 2023-03-28T04:15:28.50 0.6 undecidable manual S 231 51.2154 102 0.44 44
OT.OT11.EHN. 2023-03-28T04:15:26.90 0.6 undecidable manual S 114 43.4232 105 0.86 38
OT.OT17.EHE. 2023-03-28T04:15:25.90 0.6 undecidable manual S 88 42.3243 105 0.13 48
IV.INTR.HNN. 2023-03-28T04:15:25.75 0.3 undecidable manual P 296 87.1461 96 -0.89 52
IV.SGRT.HHE. 2023-03-28T04:15:25.75 0.3 undecidable manual P 83 73.7706 98 1.16 47
OT.OT07.EHZ. 2023-03-28T04:15:24.90 0.6 undecidable manual P 95 71.5728 98 0.64 40
IV.LPEL.HNE. 2023-03-28T04:15:23.44 0.3 undecidable manual P 307 69.2751 98 -0.47 64
IV.SACR.HHZ. 2023-03-28T04:15:23.40 0.3 undecidable manual S 202 33.4443 110 -0.1 74
OT.OT16.EHE. 2023-03-28T04:15:22.90 0.3 undecidable manual S 56 31.1466 112 -0.04 75
OT.OT04.EHZ. 2023-03-28T04:15:22.85 0.3 undecidable manual P 85 59.9955 100 0.36 67
IV.BSSO.HHZ. 2023-03-28T04:15:22.30 0.3 undecidable manual S 237 26.2515 117 0.55 67
IT.GLNS.HNN. 2023-03-28T04:15:22.88 0.6 undecidable manual S 11 26.6511 117 1.05 36
OT.OT05.EHZ. 2023-03-28T04:15:22.06 0.3 undecidable manual P 92 61.6938 99 -0.69 60
IV.VAGA.HNN. 2023-03-28T04:15:22.97 0.6 undecidable manual P 241 59.3961 100 0.57 42
IV.RNI2.HHE. 2023-03-28T04:15:21.91 0.3 undecidable manual P 273 58.5969 100 -0.37 67
IV.MELA.HHN. 2023-03-28T04:15:21.00 0.3 undecidable manual S 81 22.4553 122 0.14 74
IT.PLTA.HNN. 2023-03-28T04:15:21.88 0.6 undecidable manual S 346 24.0537 120 0.66 43
IT.MCLF.HNE. 2023-03-28T04:15:21.30 0.6 undecidable manual S 356 25.0527 118 -0.16 50
IV.APRC.HHE. 2023-03-28T04:15:21.63 0.3 undecidable manual P 81 57.3981 100 -0.46 65
IV.SGG.HNN. 2023-03-28T04:15:20.46 0.6 undecidable manual P 231 51.2154 102 -0.69 41
IV.MOCO.HHZ. 2023-03-28T04:15:20.21 0.6 undecidable manual P 144 42.1245 105 0.42 45
OT.OT11.EHN. 2023-03-28T04:15:19.84 0.6 undecidable manual P 114 43.4232 105 -0.15 48
IV.PABO.HHN. 2023-03-28T04:15:19.59 0.3 undecidable manual P 282 39.9267 106 0.12 73
IT.LRNO.HNZ. 2023-03-28T04:15:19.10 0.3 undecidable manual S 19 15.3735 135 -0.27 74
OT.OT17.EHE. 2023-03-28T04:15:19.61 1.0 undecidable manual P 88 42.3243 105 -0.22 24
IV.GATE.HHZ. 2023-03-28T04:15:19.80 0.6 undecidable manual S 167 18.5703 128 -0.21 50
IV.SACR.HHZ. 2023-03-28T04:15:18.03 0.3 undecidable manual P 202 33.4443 110 -0.49 68
IV.CIGN.HHZ. 2023-03-28T04:15:18.60 0.6 undecidable manual S 122 4.4955 165 0.71 43
IT.PLTA.HNN. 2023-03-28T04:15:17.22 0.3 undecidable manual P 346 24.0537 120 0.02 76
IV.BSSO.HHZ. 2023-03-28T04:15:17.28 0.1 positive manual P 237 26.2515 117 -0.23 97
IT.MCLF.HNE. 2023-03-28T04:15:17.23 0.6 undecidable manual P 356 25.0527 118 -0.12 50
OT.OT16.EHE. 2023-03-28T04:15:17.83 0.1 undecidable manual P 56 31.1466 112 -0.37 93
IT.GLNS.HNN. 2023-03-28T04:15:17.67 0.3 undecidable manual P 11 26.6511 117 0.11 74
IT.LRNO.HNZ. 2023-03-28T04:15:16.00 0.3 undecidable manual P 19 15.3735 135 -0.13 76
IV.MELA.HHN. 2023-03-28T04:15:16.70 0.1 undecidable manual P 81 22.4553 122 -0.3 96
IV.GATE.HHZ. 2023-03-28T04:15:16.35 0.1 undecidable manual P 167 18.5703 128 -0.16 100
IV.CIGN.HHZ. 2023-03-28T04:15:14.15 0.1 undecidable manual P 122 4.4955 165 -1.13 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CIGN.HHN. ML:2.2 0.001495 0.36 AML other m 2023-03-28T04:15:19.07
IV.CIGN.HHE. ML:2.3 0.0017399999999999998 0.32 AML other m 2023-03-28T04:15:20.43
IV.MELA.HHN. ML:1.7 0.000247301665 0.3008 AML other m 2023-03-28T04:15:21.26
IV.MELA.HNN. ML:1.7 0.0002402022217 0.3104 AML other m 2023-03-28T04:15:21.27
IV.MELA.HHE. ML:1.7 0.00026205773900000003 0.1632 AML other m 2023-03-28T04:15:21.56
IV.MELA.HNE. ML:1.7 0.00024882425 0.2528 AML other m 2023-03-28T04:15:21.57
IV.BSSO.HHE. ML:1.8 0.0003205 1 AML other m 2023-03-28T04:15:22.62
IV.GATE.HHE. ML:1.7 0.00031499999999999996 0.74 AML other m 2023-03-28T04:15:22.54
IV.GATE.HNE. ML:1.7 0.00033150000000000003 0.74 AML other m 2023-03-28T04:15:22.54
IV.BSSO.HNE. ML:1.8 0.0003185 1.02 AML other m 2023-03-28T04:15:23.52
IV.BSSO.HHN. ML:1.7 0.000246 0.82 AML other m 2023-03-28T04:15:23.25
IV.BSSO.HNN. ML:1.7 0.0002325 0.8 AML other m 2023-03-28T04:15:23.26
IV.SACR.HNE. ML:1.4 0.00009235684999999999 1.1616 AML other m 2023-03-28T04:15:23.99
IV.GATE.HHN. ML:1.6 0.000212 0.26 AML other m 2023-03-28T04:15:23.55
IV.GATE.HNN. ML:1.6 0.00020750000000000003 0.26 AML other m 2023-03-28T04:15:23.55
IV.SACR.HHE. ML:1.4 0.000094491595 0.3616 AML other m 2023-03-28T04:15:23.99
IV.SACR.HNN. ML:1.4 0.000097685925 1.6096 AML other m 2023-03-28T04:15:23.84
IV.SACR.HHN. ML:1.4 0.000100765615 0.32 AML other m 2023-03-28T04:15:23.84
OT.OT17.EHN. ML:2.4 0.0008037734000000001 0.1792 AML other m 2023-03-28T04:15:26.42
OT.OT17.EHE. ML:2.3 0.000666121 0.2592 AML other m 2023-03-28T04:15:27.02
IV.APRC.HHE. ML:1.8 0.0001309209 1.3824 AML other m 2023-03-28T04:15:30.03
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