Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.0 on date 26-03-1997 and time 21:15:59 (UTC) in region 2 km NW Sassinoro (BN)

A magnitude Md 2.0 earthquake occured in region: 2 km NW Sassinoro (BN), on

  • 26-03-1997 21:15:59 (UTC)
  • 26-03-1997 22:15:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.3840, 14.6440 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.

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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
Sassinoro BN 2 618 618
Sepino CB 3 1964 2582
Morcone BN 5 4932 7514
Santa Croce del Sannio BN 8 927 8441
San Giuliano del Sannio CB 8 1029 9470
Cercepiccola CB 9 681 10151
Pietraroja BN 9 545 10696
Guardiaregia CB 10 801 11497
Cercemaggiore CB 11 3777 15274
Pontelandolfo BN 11 2167 17441
Cusano Mutri BN 12 4091 21532
Campolattaro BN 13 1072 22604
Vinchiaturo CB 13 3324 25928
Cerreto Sannita BN 13 3940 29868
San Lupo BN 14 801 30669
Campochiaro CB 14 646 31315
Castelpagano BN 14 1483 32798
Circello BN 14 2388 35186
Casalduni BN 14 1378 36564
Guardia Sanframondi BN 15 5078 41642
San Lorenzello BN 15 2227 43869
San Lorenzo Maggiore BN 15 2154 46023
Mirabello Sannitico CB 15 2180 48203
San Polo Matese CB 15 470 48673
Colle Sannita BN 16 2431 51104
Gildone CB 16 809 51913
Ferrazzano CB 17 3344 55257
Baranello CB 17 2673 57930
Colle d'Anchise CB 18 807 58737
Faicchio BN 18 3634 62371
Bojano CB 18 8058 70429
Reino BN 18 1210 71639
Fragneto Monforte BN 18 1840 73479
Castelvenere BN 18 2562 76041
Fragneto l'Abate BN 18 1049 77090
Gioia Sannitica CE 19 3638 80728
Ponte BN 19 2580 83308
Campobasso CB 20 49431 132739
Jelsi CB 20 1781 134520
Riccia CB 20 5262 139782

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NW of Benevento (60091 inhabitants)
43 Km NE of Caserta (76326 inhabitants)
54 Km N of Avellino (54857 inhabitants)
54 Km NE of Acerra (59573 inhabitants)
58 Km NE of Afragola (65057 inhabitants)
58 Km NE of Aversa (53047 inhabitants)
61 Km NE of Casoria (77642 inhabitants)
63 Km NE of Giugliano in Campania (122974 inhabitants)
66 Km NE of Marano di Napoli (59874 inhabitants)
67 Km NE of Portici (55274 inhabitants)
69 Km NE of Ercolano (53709 inhabitants)
69 Km NE of Napoli (974074 inhabitants)
70 Km W of San Severo (53905 inhabitants)
70 Km NE of Torre del Greco (86275 inhabitants)
71 Km N of Scafati (50787 inhabitants)
76 Km NE of Pozzuoli (81661 inhabitants)
76 Km W of Foggia (151991 inhabitants)
76 Km N of Cava de' Tirreni (53659 inhabitants)
78 Km N of Castellammare di Stabia (66466 inhabitants)
79 Km N of Salerno (135261 inhabitants)
91 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 1997-03-26
21:15:59		 41.384 14.644 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 264039
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-03-26 21:15:59 ± 0.183
Latitude 41.3840 ± 0.0091
Longitude 14.6440 ± 0.0204
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 264039

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) 1976.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 168
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) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00178
Epicentral distance of station farthest from the epicenter (degree) 0.00283
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 4
Type of magnitude Md
Reference to an origin 264039
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:09:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CPI2.Z. 1997-03-26T21:16:12.22 10.0 undecidable manual SG 309 0.3108 0.18 0.5
--.VTB1.Z. 1997-03-26T21:16:08.39 10.0 undecidable manual SG 182 0.1998 0.05 0.8
--.PSB1.Z. 1997-03-26T21:16:07.83 10.0 undecidable manual SG 142 0.1998 -0.61 0.2
--.RMI2.Z. 1997-03-26T21:16:07.11 10.0 undecidable manual PG 245 0.3108 0.2 1.5
--.CPI2.Z. 1997-03-26T21:16:06.37 10.0 undecidable manual PG 309 0.3108 -0.58 0.7
--.DUI.Z. 1997-03-26T21:16:06.86 10.0 undecidable manual PG 333 0.3108 0.06 1.7
--.PSB1.Z. 1997-03-26T21:16:05.32 10.0 undecidable manual PG 142 0.1998 0.45 0.9
--.VTB1.Z. 1997-03-26T21:16:04.58 10.0 undecidable manual PG 182 0.1998 -0.23 1.7
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