Earthquake with magnitude of ML 1.7 on date 28-03-2023 and time 05:11:19 (Italy) in region 2 km N Sant'Elia a Pianisi (CB)

A magnitude ML 1.7 earthquake occured in region: 2 km N Sant'Elia a Pianisi (CB), on

  • 28-03-2023 03:11:19 (UTC)
  • 28-03-2023 05:11:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6430, 14.8780 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.

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 2 1818 1818
Macchia Valfortore CB 6 576 2394
Monacilioni CB 7 523 2917
Pietracatella CB 7 1375 4292
Ripabottoni CB 8 514 4806
Bonefro CB 8 1384 6190
Colletorto CB 8 1938 8128
San Giuliano di Puglia CB 9 1042 9170
Campolieto CB 9 839 10009
Provvidenti CB 10 119 10128
Carlantino FG 10 980 11108
Casacalenda CB 11 2135 13243
Morrone del Sannio CB 11 587 13830
Toro CB 12 1391 15221
Montelongo CB 12 365 15586
Celenza Valfortore FG 12 1598 17184
Santa Croce di Magliano CB 12 4435 21619
San Giovanni in Galdo CB 12 580 22199
Montorio nei Frentani CB 14 437 22636
Castellino del Biferno CB 14 545 23181
Matrice CB 14 1115 24296
Campodipietra CB 14 2570 26866
Gambatesa CB 15 1464 28330
Jelsi CB 15 1781 30111
Rotello CB 16 1212 31323
Petrella Tifernina CB 16 1170 32493
Montagano CB 17 1086 33579
San Marco la Catola FG 17 1012 34591
Riccia CB 18 5262 39853
Larino CB 18 6793 46646
Lupara CB 18 505 47151
Ripalimosani CB 18 3114 50265
Gildone CB 19 809 51074
Lucito CB 19 696 51770
Tufara CB 19 925 52695
Castelbottaccio CB 19 312 53007
Casalnuovo Monterotaro FG 19 1556 54563
Guardialfiera CB 19 1065 55628

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km W of San Severo (53905 inhabitants)
58 Km N of Benevento (60091 inhabitants)
59 Km W of Foggia (151991 inhabitants)
78 Km NE of Caserta (76326 inhabitants)
81 Km N of Avellino (54857 inhabitants)
87 Km W of Manfredonia (57279 inhabitants)
88 Km NE of Acerra (59573 inhabitants)
93 Km NE of Afragola (65057 inhabitants)
93 Km NE of Aversa (53047 inhabitants)
95 Km W of Cerignola (58396 inhabitants)
96 Km NE of Casoria (77642 inhabitants)
97 Km NE of Giugliano in Campania (122974 inhabitants)
98 Km SE of Chieti (51815 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
03:11:19
41.6433 14.8778 25 2024-03-01
17:18:10
Bollettino Sismico Italiano INGV 118152271
Reviewed
Rev100
ML 1.8 2023-03-28
03:11:19
41.7375 14.8188 21 2023-03-28
03:44:33
Sala Sismica INGV-Roma 115811631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-28 03:11:19 ± 0.34
Latitude 41.6433 ± 0.0126
Longitude 14.8778 ± 0.0181
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 118152271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1215
Semi-minor axis of confidence ellipse (meter) 1135
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 338
Circular confidence region, given by single value of horizontal uncertainty (meter) 1230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.81299
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 118152271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-28 10:52:11

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 115811631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-28 03:44:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSRU.HHZ. 2023-03-28T03:12:52.20 3.0 undecidable manual Sg 10.62 0
IV.RIBO.EHZ.01 2023-03-28T03:12:51.14 3.0 undecidable manual Sg 3.58 0
CH.BERNI.HHZ. 2023-03-28T03:12:45.49 3.0 positive manual Pn 1.61 0
GU.GBOS.HHZ. 2023-03-28T03:12:44.40 3.0 positive manual Pn 1.48 0
GU.CANO.HHZ. 2023-03-28T03:12:39.08 3.0 undecidable manual Pn -0.07 0
IV.MPAG.EHZ. 2023-03-28T03:12:36.57 3.0 undecidable manual Sg 4.59 0
IV.ZEN8.EHZ. 2023-03-28T03:12:26.59 3.0 undecidable manual Pn -4.83 0
IV.NRCA.HHZ. 2023-03-28T03:12:14.99 3.0 undecidable manual Sg 0.36 0
IV.MSRU.HHZ. 2023-03-28T03:12:11.25 3.0 undecidable manual Pg 7.91 0
IV.MURB.HHZ. 2023-03-28T03:11:57.42 3.0 undecidable manual Pg 1.16 0
IV.CAR1.HNZ. 2023-03-28T03:11:53.34 3.0 undecidable manual Pg 1.98 0
IV.SALB.HHZ. 2023-03-28T03:11:45.80 3.0 positive manual Pg 1.65 0
IV.INTR.HHE. 2023-03-28T03:11:34.45 0.3 undecidable manual P 297 90.243 100 -0.64 77
IT.GLNS.HNZ. 2023-03-28T03:11:32.01 0.6 undecidable manual S 6 29.9478 124 0.75 53
IV.BSSO.HHZ. 2023-03-28T03:11:31.05 0.6 undecidable manual S 245 25.9518 129 0.66 56
IV.RNI2.HNE. 2023-03-28T03:11:30.57 0.6 undecidable manual P 277 60.495 106 -0.05 62
IV.CDRU.HHZ. 2023-03-28T03:11:30.12 3.0 undecidable manual P -4.31 0
IV.CAFE.HHZ. 2023-03-28T03:11:29.93 3.0 undecidable manual Pg 0.81 0
IV.MELA.HHZ. 2023-03-28T03:11:29.84 0.6 undecidable manual S 71 21.7671 134 0.28 64
IV.PABO.HHN. 2023-03-28T03:11:28.24 0.6 undecidable manual P 286 42.3243 114 0.25 61
IT.LRNO.HNZ. 2023-03-28T03:11:28.68 0.6 undecidable manual S 11 18.4704 139 -0.27 64
IV.GATE.HHZ. 2023-03-28T03:11:28.56 0.6 undecidable manual S 169 14.6742 146 0.22 66
IV.CIGN.HHZ. 2023-03-28T03:11:27.10 0.6 undecidable manual S 62 2.5974 174 -0.1 68
IV.SACR.HNN. 2023-03-28T03:11:26.32 0.6 undecidable manual P 208 30.8469 123 -0.11 64
IT.GLNS.HNZ. 2023-03-28T03:11:26.45 0.6 undecidable manual P 6 29.9478 124 0.13 64
IV.BSSO.HHZ. 2023-03-28T03:11:25.95 0.3 undecidable manual P 245 25.9518 129 0.13 97
IV.MELA.HHZ. 2023-03-28T03:11:25.53 0.3 undecidable manual P 71 21.7671 134 0.19 97
IV.GATE.HHZ. 2023-03-28T03:11:24.95 0.3 undecidable manual P 169 14.6742 146 0.31 96
IT.LRNO.HNZ. 2023-03-28T03:11:24.92 0.3 undecidable manual P 11 18.4704 139 -0.07 100
IV.CIGN.HHZ. 2023-03-28T03:11:22.93 0.1 undecidable manual P 62 2.5974 174 -1.05 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CIGN.HHN. ML:2.2 0.0009570000000000001 0.64 AML other m 2023-03-28T03:11:27.42
IV.CIGN.HHE. ML:2.1 0.000812 1.02 AML other m 2023-03-28T03:11:28.06
IV.MELA.HHE. ML:1.8 0.0002906176 2.2 AML other m 2023-03-28T03:11:30.87
IV.MELA.HHN. ML:2.0 0.00047168975 2.7008 AML other m 2023-03-28T03:11:30.07
IV.GATE.HHE. ML:1.1 0.00006688241 4.0608 AML other m 2023-03-28T03:11:30.70
IV.GATE.HHN. ML:1.3 0.0001059834 1.08 AML other m 2023-03-28T03:11:30.78
IV.BSSO.HHE. ML:1.6 0.0001447 1.1 AML other m 2023-03-28T03:11:31.83
IV.BSSO.HHN. ML:1.4 0.0001175 1.16 AML other m 2023-03-28T03:11:31.90
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