Earthquake with magnitude of Md 2.1 on date 15-08-1997 and time 22:13:02 (Italy) in region 2 km NE Pietraroja (BN)

A magnitude Md 2.1 earthquake occured in region: 2 km NE Pietraroja (BN), on

  • 15-08-1997 20:13:02 (UTC)
  • 15-08-1997 22:13:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.3610, 14.5750 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
Pietraroja BN 3 545 545
Cusano Mutri BN 6 4091 4636
Sepino CB 6 1964 6600
Sassinoro BN 8 618 7218
Morcone BN 8 4932 12150
Cerreto Sannita BN 9 3940 16090
Guardiaregia CB 9 801 16891
San Lorenzello BN 10 2227 19118
Campochiaro CB 11 646 19764
Guardia Sanframondi BN 12 5078 24842
Faicchio BN 12 3634 28476
San Giuliano del Sannio CB 12 1029 29505
San Lupo BN 12 801 30306
Pontelandolfo BN 13 2167 32473
Gioia Sannitica CE 13 3638 36111
San Lorenzo Maggiore BN 13 2154 38265
San Polo Matese CB 13 470 38735
Cercepiccola CB 14 681 39416
Santa Croce del Sannio BN 14 927 40343
Castelvenere BN 14 2562 42905
Vinchiaturo CB 15 3324 46229
Casalduni BN 15 1378 47607
San Potito Sannitico CE 15 1925 49532
San Salvatore Telesino BN 15 3999 53531
Campolattaro BN 15 1072 54603
Telese Terme BN 16 7486 62089
Bojano CB 16 8058 70147
Castello del Matese CE 16 1494 71641
Cercemaggiore CB 17 3777 75418
Piedimonte Matese CE 17 11297 86715
San Gregorio Matese CE 17 988 87703
Colle d'Anchise CB 17 807 88510
Solopaca BN 19 3820 92330
Puglianello BN 19 1349 93679
Baranello CB 19 2673 96352
Ponte BN 19 2580 98932
Mirabello Sannitico CB 19 2180 101112
Circello BN 20 2388 103500
Amorosi BN 20 2797 106297
Paupisi BN 20 1633 107930

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of Benevento (60091 inhabitants)
38 Km NE of Caserta (76326 inhabitants)
49 Km NE of Acerra (59573 inhabitants)
53 Km NW of Avellino (54857 inhabitants)
53 Km NE of Aversa (53047 inhabitants)
54 Km NE of Afragola (65057 inhabitants)
56 Km NE of Casoria (77642 inhabitants)
57 Km NE of Giugliano in Campania (122974 inhabitants)
61 Km NE of Marano di Napoli (59874 inhabitants)
62 Km N of Portici (55274 inhabitants)
64 Km NE of Napoli (974074 inhabitants)
64 Km NE of Ercolano (53709 inhabitants)
66 Km N of Torre del Greco (86275 inhabitants)
68 Km N of Scafati (50787 inhabitants)
70 Km NE of Pozzuoli (81661 inhabitants)
74 Km N of Cava de' Tirreni (53659 inhabitants)
74 Km N of Castellammare di Stabia (66466 inhabitants)
76 Km W of San Severo (53905 inhabitants)
77 Km N of Salerno (135261 inhabitants)
82 Km W of Foggia (151991 inhabitants)
90 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 2.1 1997-08-15
20:13:02
41.361 14.575 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 275699
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-08-15 20:13:02 ± 0.392
Latitude 41.3610 ± 0.0153
Longitude 14.5750 ± 0.0311
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 275699

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) 3104.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 186
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00097
Epicentral distance of station farthest from the epicenter (degree) 0.00194
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 275699
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:20:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.VTB1.Z. 1997-08-15T20:13:10.25 10.0 undecidable manual SG 166 0.1776 0.87 0.4
--.BAI2.Z. 1997-08-15T20:13:09.17 10.0 undecidable manual SG 353 0.1443 1 0.3
--.PSB1.Z. 1997-08-15T20:13:08.14 10.0 undecidable manual PG 127 0.2109 0.89 0.8
--.SMB1.Z. 1997-08-15T20:13:06.45 10.0 undecidable manual SG 72 0.111 -0.4 0.7
--.VTB1.Z. 1997-08-15T20:13:05.45 10.0 undecidable manual PG 166 0.1776 -0.88 0.9
--.BAI2.Z. 1997-08-15T20:13:05.43 10.0 undecidable manual PG 353 0.1443 -0.2 2
--.SMB1.Z. 1997-08-15T20:13:04.53 10.0 undecidable manual PG 72 0.111 -0.34 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