Earthquake with magnitude of Md 2.0 on date 20-03-1997 and time 04:56:17 (UTC) in region 3 km SW Sassinoro (BN)

A magnitude Md 2.0 earthquake occured in region: 3 km SW Sassinoro (BN), on

  • 20-03-1997 04:56:17 (UTC)
  • 20-03-1997 05:56:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.3620, 14.6360 at 8 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
Sassinoro BN 3 618 618
Morcone BN 3 4932 5550
Sepino CB 5 1964 7514
Pietraroja BN 7 545 8059
Santa Croce del Sannio BN 9 927 8986
Pontelandolfo BN 9 2167 11153
San Giuliano del Sannio CB 11 1029 12182
Cerreto Sannita BN 11 3940 16122
Cusano Mutri BN 11 4091 20213
San Lupo BN 11 801 21014
Cercepiccola CB 11 681 21695
Guardiaregia CB 11 801 22496
Campolattaro BN 12 1072 23568
Guardia Sanframondi BN 12 5078 28646
Casalduni BN 12 1378 30024
San Lorenzo Maggiore BN 12 2154 32178
San Lorenzello BN 12 2227 34405
Cercemaggiore CB 13 3777 38182
Circello BN 15 2388 40570
Campochiaro CB 15 646 41216
Castelpagano BN 15 1483 42699
Vinchiaturo CB 15 3324 46023
Castelvenere BN 16 2562 48585
Faicchio BN 16 3634 52219
San Polo Matese CB 16 470 52689
Colle Sannita BN 17 2431 55120
Fragneto Monforte BN 17 1840 56960
Fragneto l'Abate BN 17 1049 58009
Ponte BN 17 2580 60589
Reino BN 17 1210 61799
Mirabello Sannitico CB 17 2180 63979
Gioia Sannitica CE 17 3638 67617
Telese Terme BN 18 7486 75103
San Salvatore Telesino BN 18 3999 79102
Paupisi BN 18 1633 80735
Gildone CB 19 809 81544
Ferrazzano CB 19 3344 84888
Colle d'Anchise CB 19 807 85695
Bojano CB 19 8058 93753
Baranello CB 20 2673 96426
Solopaca BN 20 3820 100246
Torrecuso BN 20 3407 103653

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Benevento (60091 inhabitants)
41 Km NE of Caserta (76326 inhabitants)
51 Km NE of Acerra (59573 inhabitants)
52 Km N of Avellino (54857 inhabitants)
56 Km NE of Afragola (65057 inhabitants)
56 Km NE of Aversa (53047 inhabitants)
58 Km NE of Casoria (77642 inhabitants)
60 Km NE of Giugliano in Campania (122974 inhabitants)
64 Km NE of Marano di Napoli (59874 inhabitants)
64 Km NE of Portici (55274 inhabitants)
66 Km NE of Ercolano (53709 inhabitants)
66 Km NE of Napoli (974074 inhabitants)
68 Km NE of Torre del Greco (86275 inhabitants)
69 Km N of Scafati (50787 inhabitants)
72 Km SW of San Severo (53905 inhabitants)
73 Km NE of Pozzuoli (81661 inhabitants)
74 Km N of Cava de' Tirreni (53659 inhabitants)
75 Km N of Castellammare di Stabia (66466 inhabitants)
77 Km W of Foggia (151991 inhabitants)
77 Km N of Salerno (135261 inhabitants)
89 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 1997-03-20
04:56:17
41.362 14.636 8 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 262849
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-03-20 04:56:17 ± 0.259
Latitude 41.3620 ± 0.0128
Longitude 14.6360 ± 0.0371
Depth (km) 8 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 262849

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) 3408.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00057
Epicentral distance of station farthest from the epicenter (degree) 0.00291
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:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 262849
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:08:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CPI2.Z. 1997-03-20T04:56:31.54 10.0 undecidable manual SG 313 0.3219 1.26 0
--.PSB1.Z. 1997-03-20T04:56:26.90 10.0 undecidable manual SG 136 0.1887 0.63 0.3
--.VTB1.Z. 1997-03-20T04:56:25.80 10.0 undecidable manual SG 181 0.1665 0.06 0.8
--.CPI2.Z. 1997-03-20T04:56:24.15 10.0 undecidable manual PG 313 0.3219 -0.76 0.4
--.RMI2.Z. 1997-03-20T04:56:24.69 10.0 undecidable manual PG 248 0.2997 0.26 1.4
--.PSB1.Z. 1997-03-20T04:56:22.11 10.0 undecidable manual PG 136 0.1887 -0.02 1.9
--.VTB1.Z. 1997-03-20T04:56:21.55 10.0 undecidable manual PG 181 0.1665 -0.32 1.5
--.SMB1.Z. 1997-03-20T04:56:21.67 10.0 undecidable manual SG 62 0.0666 0.18 0.7
--.SMB1.Z. 1997-03-20T04:56:19.79 10.0 undecidable manual PG 62 0.0666 -0.04 1.9
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