Earthquake with magnitude of Md 2.0 on date 16-08-1997 and time 20:33:48 (Italy) in region 2 km S Sepino (CB)

A magnitude Md 2.0 earthquake occured in region: 2 km S Sepino (CB), on

  • 16-08-1997 18:33:48 (UTC)
  • 16-08-1997 20:33:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.3890, 14.6240 at 10 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 2 1964 1964
Sassinoro BN 4 618 2582
Morcone BN 6 4932 7514
Pietraroja BN 8 545 8059
San Giuliano del Sannio CB 8 1029 9088
Guardiaregia CB 9 801 9889
Cercepiccola CB 9 681 10570
Santa Croce del Sannio BN 9 927 11497
Cusano Mutri BN 11 4091 15588
Cercemaggiore CB 12 3777 19365
Campochiaro CB 12 646 20011
Vinchiaturo CB 12 3324 23335
Pontelandolfo BN 12 2167 25502
Cerreto Sannita BN 13 3940 29442
San Polo Matese CB 13 470 29912
San Lupo BN 14 801 30713
San Lorenzello BN 14 2227 32940
Campolattaro BN 14 1072 34012
Guardia Sanframondi BN 15 5078 39090
Mirabello Sannitico CB 15 2180 41270
San Lorenzo Maggiore BN 15 2154 43424
Castelpagano BN 15 1483 44907
Casalduni BN 15 1378 46285
Circello BN 16 2388 48673
Colle d'Anchise CB 16 807 49480
Baranello CB 16 2673 52153
Ferrazzano CB 16 3344 55497
Bojano CB 17 8058 63555
Gildone CB 17 809 64364
Faicchio BN 17 3634 67998
Colle Sannita BN 18 2431 70429
Gioia Sannitica CE 18 3638 74067
Castelvenere BN 18 2562 76629
Campobasso CB 19 49431 126060
Busso CB 19 1273 127333
Fragneto Monforte BN 20 1840 129173
Fragneto l'Abate BN 20 1049 130222
Reino BN 20 1210 131432
San Salvatore Telesino BN 20 3999 135431

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of Benevento (60091 inhabitants)
43 Km NE of Caserta (76326 inhabitants)
54 Km NE of Acerra (59573 inhabitants)
55 Km N of Avellino (54857 inhabitants)
58 Km NE of Aversa (53047 inhabitants)
58 Km NE of Afragola (65057 inhabitants)
60 Km NE of Casoria (77642 inhabitants)
62 Km NE of Giugliano in Campania (122974 inhabitants)
65 Km NE of Marano di Napoli (59874 inhabitants)
67 Km NE of Portici (55274 inhabitants)
68 Km NE of Ercolano (53709 inhabitants)
69 Km NE of Napoli (974074 inhabitants)
70 Km NE of Torre del Greco (86275 inhabitants)
71 Km W of San Severo (53905 inhabitants)
72 Km N of Scafati (50787 inhabitants)
75 Km NE of Pozzuoli (81661 inhabitants)
77 Km N of Cava de' Tirreni (53659 inhabitants)
77 Km W of Foggia (151991 inhabitants)
78 Km N of Castellammare di Stabia (66466 inhabitants)
80 Km N of Salerno (135261 inhabitants)
92 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 2.0 1997-08-16
18:33:48
41.389 14.624 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 275789
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-08-16 18:33:48 ± 0.128
Latitude 41.3890 ± 0.0076
Longitude 14.6240 ± 0.0168
Depth (km) 10 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 275789

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) 1639.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00057
Epicentral distance of station farthest from the epicenter (degree) 0.00267
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 275789
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:20:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MSB1.Z. 1997-08-16T18:34:00.36 10.0 undecidable manual SG 175 0.2997 0.21 0.4
--.CPI2.Z. 1997-08-16T18:34:00.13 10.0 undecidable manual SG 310 0.2997 -0.05 0.7
--.VTB1.Z. 1997-08-16T18:33:57.70 10.0 undecidable manual SG 178 0.1998 -0.03 0.8
--.PSB1.Z. 1997-08-16T18:33:57.17 10.0 undecidable manual SG 139 0.2109 -0.29 0.3
--.BAI2.Z. 1997-08-16T18:33:55.30 10.0 undecidable manual SG 336 0.1221 0.57 0
--.MSB1.Z. 1997-08-16T18:33:55.28 10.0 undecidable manual PG 175 0.2997 0.02 1.7
--.CPI2.Z. 1997-08-16T18:33:54.96 10.0 undecidable manual PG 310 0.2997 -0.32 0.6
--.VTB1.Z. 1997-08-16T18:33:53.48 10.0 undecidable manual PG 178 0.1998 -0.02 2.1
--.PSB1.Z. 1997-08-16T18:33:53.90 10.0 undecidable manual PG 139 0.2109 0.19 1.4
--.BAI2.Z. 1997-08-16T18:33:52.13 10.0 undecidable manual PG 336 0.1221 0 2.1
--.SMB1.Z. 1997-08-16T18:33:52.64 10.0 undecidable manual SG 85 0.0666 -0.38 0.2
--.SMB1.Z. 1997-08-16T18:33:51.26 10.0 undecidable manual PG 85 0.0666 0.11 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