Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.1 on date 01-03-1997 and time 03:13:07 (Italy) in region 3 km NW Santa Croce del Sannio (BN)

A magnitude Md 2.1 earthquake occured in region: 3 km NW Santa Croce del Sannio (BN), on

  • 01-03-1997 02:13:07 (UTC)
  • 01-03-1997 03:13:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.4020, 14.7060 at 16 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
Santa Croce del Sannio BN 3 927 927
Sassinoro BN 5 618 1545
Cercemaggiore CB 7 3777 5322
Sepino CB 7 1964 7286
Cercepiccola CB 7 681 7967
Morcone BN 8 4932 12899
San Giuliano del Sannio CB 8 1029 13928
Castelpagano BN 9 1483 15411
Circello BN 10 2388 17799
Colle Sannita BN 11 2431 20230
Gildone CB 12 809 21039
Pontelandolfo BN 13 2167 23206
Campolattaro BN 13 1072 24278
Mirabello Sannitico CB 13 2180 26458
Guardiaregia CB 14 801 27259
Vinchiaturo CB 14 3324 30583
Pietraroja BN 14 545 31128
Riccia CB 15 5262 36390
Ferrazzano CB 15 3344 39734
Jelsi CB 15 1781 41515
Reino BN 16 1210 42725
Casalduni BN 16 1378 44103
San Lupo BN 17 801 44904
Fragneto l'Abate BN 17 1049 45953
Campochiaro CB 18 646 46599
Campodipietra CB 18 2570 49169
Cusano Mutri BN 18 4091 53260
Campobasso CB 18 49431 102691
Fragneto Monforte BN 18 1840 104531
Cerreto Sannita BN 18 3940 108471
San Lorenzo Maggiore BN 18 2154 110625
San Marco dei Cavoti BN 18 3371 113996
Guardia Sanframondi BN 18 5078 119074
Baranello CB 19 2673 121747
San Polo Matese CB 19 470 122217
San Lorenzello BN 20 2227 124444
Colle d'Anchise CB 20 807 125251
Toro CB 20 1391 126642

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km N of Benevento (60091 inhabitants)
48 Km NE of Caserta (76326 inhabitants)
55 Km N of Avellino (54857 inhabitants)
58 Km NE of Acerra (59573 inhabitants)
63 Km NE of Afragola (65057 inhabitants)
63 Km NE of Aversa (53047 inhabitants)
65 Km SW of San Severo (53905 inhabitants)
65 Km NE of Casoria (77642 inhabitants)
67 Km NE of Giugliano in Campania (122974 inhabitants)
70 Km W of Foggia (151991 inhabitants)
71 Km NE of Portici (55274 inhabitants)
71 Km NE of Marano di Napoli (59874 inhabitants)
72 Km NE of Ercolano (53709 inhabitants)
73 Km NE of Napoli (974074 inhabitants)
74 Km NE of Torre del Greco (86275 inhabitants)
74 Km N of Scafati (50787 inhabitants)
78 Km N of Cava de' Tirreni (53659 inhabitants)
80 Km NE of Pozzuoli (81661 inhabitants)
81 Km N of Salerno (135261 inhabitants)
81 Km N of Castellammare di Stabia (66466 inhabitants)
91 Km N 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 2.1 1997-03-01
02:13:07		 41.402 14.706 16 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 261919
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-03-01 02:13:07 ± 0.573
Latitude 41.4020 ± 0.0217
Longitude 14.7060 ± 0.0420
Depth (km) 16 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 261919

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) 4250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 185
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00008
Epicentral distance of station farthest from the epicenter (degree) 0.00324
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 261919
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:07:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.VTB1.Z. 1997-03-01T02:13:17.21 10.0 undecidable manual SG 194 0.222 -0.02 0.7
--.PSB1.Z. 1997-03-01T02:13:17.40 10.0 undecidable manual SG 156 0.1887 0.7 0.5
--.RMI2.Z. 1997-03-01T02:13:16.24 10.0 undecidable manual PG 245 0.3552 0.63 0.9
--.CPI2.Z. 1997-03-01T02:13:15.15 10.0 undecidable manual PG 302 0.3441 -0.08 1.4
--.SMB1.Z. 1997-03-01T02:13:13.21 10.0 undecidable manual SG 127 0.0111 0.31 0.7
--.PSB1.Z. 1997-03-01T02:13:12.78 10.0 undecidable manual PG 156 0.1887 0.12 2
--.VTB1.Z. 1997-03-01T02:13:11.83 10.0 undecidable manual PG 194 0.222 -1.34 0.2
--.SMB1.Z. 1997-03-01T02:13:10.22 10.0 undecidable manual PG 127 0.0111 -0.45 1.6
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