Earthquake with magnitude of Md 2.4 on date 09-05-1997 and time 22:36:37 (UTC) in region 4 km NE Pietraroja (BN)

A magnitude Md 2.4 earthquake occured in region: 4 km NE Pietraroja (BN), on

  • 09-05-1997 22:36:37 (UTC)
  • 10-05-1997 00:36:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.3680, 14.5870 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 4 545 545
Sepino CB 5 1964 2509
Sassinoro BN 6 618 3127
Morcone BN 7 4932 8059
Cusano Mutri BN 7 4091 12150
Guardiaregia CB 9 801 12951
Cerreto Sannita BN 10 3940 16891
San Lorenzello BN 11 2227 19118
San Giuliano del Sannio CB 11 1029 20147
Campochiaro CB 11 646 20793
Guardia Sanframondi BN 12 5078 25871
Cercepiccola CB 12 681 26552
Pontelandolfo BN 12 2167 28719
Santa Croce del Sannio BN 12 927 29646
San Lupo BN 13 801 30447
San Polo Matese CB 13 470 30917
Faicchio BN 13 3634 34551
San Lorenzo Maggiore BN 13 2154 36705
Vinchiaturo CB 14 3324 40029
Gioia Sannitica CE 14 3638 43667
Casalduni BN 15 1378 45045
Campolattaro BN 15 1072 46117
Castelvenere BN 15 2562 48679
Cercemaggiore CB 15 3777 52456
Bojano CB 16 8058 60514
San Potito Sannitico CE 16 1925 62439
San Salvatore Telesino BN 17 3999 66438
Colle d'Anchise CB 17 807 67245
Telese Terme BN 17 7486 74731
Castello del Matese CE 17 1494 76225
Piedimonte Matese CE 18 11297 87522
Baranello CB 18 2673 90195
San Gregorio Matese CE 18 988 91183
Mirabello Sannitico CB 18 2180 93363
Circello BN 19 2388 95751
Castelpagano BN 19 1483 97234
Ponte BN 19 2580 99814
Solopaca BN 19 3820 103634
Ferrazzano CB 20 3344 106978
Puglianello BN 20 1349 108327
Fragneto Monforte BN 20 1840 110167
Paupisi BN 20 1633 111800

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of Benevento (60091 inhabitants)
39 Km NE of Caserta (76326 inhabitants)
50 Km NE of Acerra (59573 inhabitants)
53 Km NW of Avellino (54857 inhabitants)
54 Km NE of Aversa (53047 inhabitants)
55 Km NE of Afragola (65057 inhabitants)
57 Km NE of Casoria (77642 inhabitants)
59 Km NE of Giugliano in Campania (122974 inhabitants)
62 Km NE of Marano di Napoli (59874 inhabitants)
64 Km NE of Portici (55274 inhabitants)
65 Km NE of Napoli (974074 inhabitants)
65 Km NE of Ercolano (53709 inhabitants)
67 Km N of Torre del Greco (86275 inhabitants)
69 Km N of Scafati (50787 inhabitants)
71 Km NE of Pozzuoli (81661 inhabitants)
75 Km N of Cava de' Tirreni (53659 inhabitants)
75 Km W of San Severo (53905 inhabitants)
75 Km N of Castellammare di Stabia (66466 inhabitants)
78 Km N of Salerno (135261 inhabitants)
81 Km W of Foggia (151991 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 2.4 1997-05-09
22:36:37
41.368 14.587 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 267679
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-05-09 22:36:37 ± 0.432
Latitude 41.3680 ± 0.0227
Longitude 14.5870 ± 0.0350
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 267679

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) 3861.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.1
Epicentral distance of station closest to the epicenter (degree) 0.00089
Epicentral distance of station farthest from the epicenter (degree) 0.00599
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:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 267679
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:13:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CPI2.Z. 1997-05-09T22:36:50.92 10.0 undecidable manual SG 317 0.2886 1.74 0.3
--.DUI.Z. 1997-05-09T22:36:50.61 10.0 undecidable manual SG 341 0.3108 1.03 0.5
--.SDI.Z. 1997-05-09T22:36:49.90 10.0 undecidable manual PG 300 0.666 -1.91 0.4
--.PSB1.Z. 1997-05-09T22:36:47.55 10.0 undecidable manual SG 130 0.2109 1.14 0.5
--.VTB1.Z. 1997-05-09T22:36:46.66 10.0 undecidable manual SG 170 0.1776 1.55 0.4
--.DUI.Z. 1997-05-09T22:36:45.78 10.0 undecidable manual PG 341 0.3108 1.23 1.2
--.CPI2.Z. 1997-05-09T22:36:43.30 10.0 undecidable manual PG 317 0.2886 -1.28 1.1
--.VTB1.Z. 1997-05-09T22:36:41.16 10.0 undecidable manual PG 170 0.1776 -0.81 1.6
--.PSB1.Z. 1997-05-09T22:36:41.96 10.0 undecidable manual PG 130 0.2109 -0.75 1.7
--.SMB1.Z. 1997-05-09T22:36:41.87 10.0 undecidable manual SG 75 0.0999 -0.11 0.8
--.SMB1.Z. 1997-05-09T22:36:38.93 10.0 negative manual PG 75 0.0999 -1.23 2.5
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