Earthquake with magnitude of Md 2.3 on date 08-07-2001 and time 02:22:18 (UTC) in region 4 km NW Isernia (IS)

A magnitude Md 2.3 earthquake occured in region: 4 km NW Isernia (IS), on

  • 08-07-2001 02:22:18 (UTC)
  • 08-07-2001 04:22:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6210, 14.2110 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
Isernia IS 4 21842 21842
Miranda IS 4 1047 22889
Fornelli IS 6 1909 24798
Pesche IS 6 1661 26459
Macchia d'Isernia IS 7 1035 27494
Pettoranello del Molise IS 8 460 27954
Acquaviva d'Isernia IS 8 425 28379
Sant'Agapito IS 9 1496 29875
Forlì del Sannio IS 9 675 30550
Roccasicura IS 9 550 31100
Colli a Volturno IS 9 1349 32449
Cerro al Volturno IS 10 1281 33730
Montaquila IS 10 2456 36186
Carpinone IS 10 1157 37343
Sessano del Molise IS 10 727 38070
Rocchetta a Volturno IS 10 1113 39183
Monteroduni IS 11 2264 41447
Longano IS 11 690 42137
Rionero Sannitico IS 12 1118 43255
Pescolanciano IS 12 855 44110
Carovilli IS 13 1359 45469
Scapoli IS 13 680 46149
Castel San Vincenzo IS 13 516 46665
Castelpizzuto IS 13 155 46820
Castelpetroso IS 13 1680 48500
Santa Maria del Molise IS 15 665 49165
Filignano IS 15 648 49813
Pizzone IS 15 329 50142
Montenero Val Cocchiara IS 16 538 50680
Chiauci IS 16 233 50913
Civitanova del Sannio IS 17 945 51858
Pozzilli IS 17 2380 54238
Gallo Matese CE 17 579 54817
Macchiagodena IS 18 1854 56671
Vastogirardi IS 18 704 57375
Capriati a Volturno CE 18 1541 58916
Roccamandolfi IS 18 938 59854
Fontegreca CE 18 811 60665
Cantalupo nel Sannio IS 19 739 61404
Letino CE 19 712 62116
San Pietro Avellana IS 19 503 62619
Ciorlano CE 19 426 63045
Alfedena AQ 19 864 63909
Scontrone AQ 20 574 64483

Municipalities with at least 50000 inhabitants

An earthquake occurred to
62 Km N of Caserta (76326 inhabitants)
72 Km N of Aversa (53047 inhabitants)
72 Km NW of Benevento (60091 inhabitants)
76 Km N of Acerra (59573 inhabitants)
77 Km N of Giugliano in Campania (122974 inhabitants)
78 Km N of Afragola (65057 inhabitants)
80 Km N of Casoria (77642 inhabitants)
80 Km N of Marano di Napoli (59874 inhabitants)
81 Km S of Chieti (51815 inhabitants)
87 Km N of Pozzuoli (81661 inhabitants)
87 Km N of Napoli (974074 inhabitants)
89 Km N of Portici (55274 inhabitants)
91 Km N of Ercolano (53709 inhabitants)
93 Km NW of Avellino (54857 inhabitants)
94 Km N of Torre del Greco (86275 inhabitants)
94 Km S of Pescara (121014 inhabitants)
98 Km W of San Severo (53905 inhabitants)
100 Km S of Montesilvano (53738 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 2.3 2001-07-08
02:22:18
41.621 14.211 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 422289
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-07-08 02:22:18 ± 0.192
Latitude 41.6210 ± 0.0168
Longitude 14.2110 ± 0.0159
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 422289

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) 2290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00073
Epicentral distance of station farthest from the epicenter (degree) 0.00397
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:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 422289
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:38:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SDI.Z. 2001-07-08T02:22:30.37 10.0 undecidable manual SG 286 0.3108 -0.69 0.2
--.SMB1.Z. 2001-07-08T02:22:29.75 10.0 undecidable manual PG 120 0.444 0.96 0.2
--.SDI.Z. 2001-07-08T02:22:25.39 10.0 undecidable manual PG 286 0.3108 -0.54 0.7
--.RVI2.Z. 2001-07-08T02:22:25.40 10.0 undecidable manual SG 269 0.1332 0.71 0.2
--.RVI2.Z. 2001-07-08T02:22:22.43 10.0 undecidable manual PG 269 0.1332 0.17 1.5
--.CPI2.Z. 2001-07-08T02:22:22.71 10.0 undecidable manual SG 114 0.0777 -0.04 0.6
--.RNI2.Z. 2001-07-08T02:22:22.87 10.0 undecidable manual SG 331 0.0888 -0.01 0.6
--.RNI2.Z. 2001-07-08T02:22:21.42 10.0 negative manual PG 331 0.0888 0.21 2.9
--.CPI2.Z. 2001-07-08T02:22:20.63 10.0 positive manual PG 114 0.0777 -0.5 2
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