Earthquake with magnitude of Md 2.4 on date 24-04-1997 and time 04:19:46 (Italy) in region N Sepino (CB)

A magnitude Md 2.4 earthquake occured in region: N Sepino (CB), on

  • 24-04-1997 02:19:46 (UTC)
  • 24-04-1997 04:19:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.4110, 14.6210 at 5 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
Sepino CB 0 1964 1964
Sassinoro BN 5 618 2582
San Giuliano del Sannio CB 5 1029 3611
Cercepiccola CB 7 681 4292
Guardiaregia CB 7 801 5093
Morcone BN 9 4932 10025
Pietraroja BN 9 545 10570
Vinchiaturo CB 10 3324 13894
Santa Croce del Sannio BN 10 927 14821
Cercemaggiore CB 10 3777 18598
Campochiaro CB 11 646 19244
San Polo Matese CB 12 470 19714
Cusano Mutri BN 12 4091 23805
Mirabello Sannitico CB 13 2180 25985
Colle d'Anchise CB 14 807 26792
Baranello CB 14 2673 29465
Ferrazzano CB 14 3344 32809
Pontelandolfo BN 15 2167 34976
Bojano CB 15 8058 43034
Gildone CB 15 809 43843
Cerreto Sannita BN 15 3940 47783
Castelpagano BN 16 1483 49266
San Lorenzello BN 16 2227 51493
Campolattaro BN 17 1072 52565
San Lupo BN 17 801 53366
Campobasso CB 17 49431 102797
Busso CB 17 1273 104070
Circello BN 17 2388 106458
Guardia Sanframondi BN 17 5078 111536
San Lorenzo Maggiore BN 18 2154 113690
Casalduni BN 18 1378 115068
Colle Sannita BN 19 2431 117499
Spinete CB 19 1320 118819
Faicchio BN 19 3634 122453
Jelsi CB 19 1781 124234
Gioia Sannitica CE 19 3638 127872
Campodipietra CB 20 2570 130442
Oratino CB 20 1641 132083
San Massimo CB 20 855 132938
Riccia CB 20 5262 138200

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km NW of Benevento (60091 inhabitants)
44 Km NE of Caserta (76326 inhabitants)
56 Km NE of Acerra (59573 inhabitants)
57 Km N of Avellino (54857 inhabitants)
60 Km NE of Aversa (53047 inhabitants)
60 Km NE of Afragola (65057 inhabitants)
63 Km NE of Casoria (77642 inhabitants)
64 Km NE of Giugliano in Campania (122974 inhabitants)
67 Km NE of Marano di Napoli (59874 inhabitants)
69 Km NE of Portici (55274 inhabitants)
70 Km W of San Severo (53905 inhabitants)
71 Km NE of Napoli (974074 inhabitants)
71 Km NE of Ercolano (53709 inhabitants)
73 Km N of Torre del Greco (86275 inhabitants)
74 Km N of Scafati (50787 inhabitants)
77 Km NE of Pozzuoli (81661 inhabitants)
77 Km W of Foggia (151991 inhabitants)
79 Km N of Cava de' Tirreni (53659 inhabitants)
80 Km N of Castellammare di Stabia (66466 inhabitants)
82 Km N of Salerno (135261 inhabitants)
94 Km NW of Battipaglia (50786 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
Md 2.4 1997-04-24
02:19:46
41.411 14.621 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 266489
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-04-24 02:19:46 ± 0.328
Latitude 41.4110 ± 0.0257
Longitude 14.6210 ± 0.0288
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 266489

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 3727.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00065
Epicentral distance of station farthest from the epicenter (degree) 0.00890
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 266489
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:11:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SDI.Z. 1997-04-24T02:20:11.68 10.0 undecidable manual SG 296 0.6771 0.66 0.5
--.FG5.Z. 1997-04-24T02:20:06.82 10.0 undecidable manual SG 104 0.4995 1.38 0.3
--.RFI.Z. 1997-04-24T02:20:06.53 10.0 undecidable manual SG 257 0.4884 1.47 0.2
--.SGO.Z. 1997-04-24T02:20:05.40 10.0 undecidable manual PG 148 0.9879 -1.18 0.6
--.CI9.Z. 1997-04-24T02:20:01.10 10.0 undecidable manual PG 151 0.6216 1.26 0.7
--.SDI.Z. 1997-04-24T02:19:58.79 10.0 undecidable manual PG 296 0.6771 -1.85 0.3
--.RFI.Z. 1997-04-24T02:19:57.19 10.0 undecidable manual PG 257 0.4884 -0.01 1.8
--.DUI.Z. 1997-04-24T02:19:57.86 10.0 undecidable manual SG 333 0.2664 0.61 0.6
--.FG5.Z. 1997-04-24T02:19:56.45 10.0 undecidable manual PG 104 0.4995 -0.97 1.1
--.DUI.Z. 1997-04-24T02:19:52.52 10.0 negative manual PG 333 0.2664 -0.17 3.7
--.SMB1.Z. 1997-04-24T02:19:51.14 10.0 undecidable manual SG 102 0.0666 1.31 0.3
--.SMB1.Z. 1997-04-24T02:19:48.27 10.0 undecidable manual PG 102 0.0666 -0.14 1.8
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