Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.1 on date 08-07-2001 and time 02:16:44 (UTC) in region 3 km N Isernia (IS)

A magnitude Md 2.1 earthquake occured in region: 3 km N Isernia (IS), on

  • 08-07-2001 02:16:44 (UTC)
  • 08-07-2001 04:16:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6130, 14.2190 at 9 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
Isernia IS 3 21842 21842
Miranda IS 4 1047 22889
Pesche IS 5 1661 24550
Fornelli IS 6 1909 26459
Pettoranello del Molise IS 7 460 26919
Macchia d'Isernia IS 7 1035 27954
Sant'Agapito IS 8 1496 29450
Acquaviva d'Isernia IS 9 425 29875
Carpinone IS 9 1157 31032
Roccasicura IS 10 550 31582
Colli a Volturno IS 10 1349 32931
Montaquila IS 10 2456 35387
Forlì del Sannio IS 10 675 36062
Sessano del Molise IS 10 727 36789
Longano IS 10 690 37479
Monteroduni IS 11 2264 39743
Cerro al Volturno IS 11 1281 41024
Rocchetta a Volturno IS 11 1113 42137
Castelpizzuto IS 12 155 42292
Castelpetroso IS 12 1680 43972
Pescolanciano IS 12 855 44827
Rionero Sannitico IS 13 1118 45945
Carovilli IS 13 1359 47304
Scapoli IS 13 680 47984
Castel San Vincenzo IS 14 516 48500
Santa Maria del Molise IS 14 665 49165
Filignano IS 15 648 49813
Chiauci IS 16 233 50046
Pizzone IS 16 329 50375
Gallo Matese CE 16 579 50954
Civitanova del Sannio IS 17 945 51899
Macchiagodena IS 17 1854 53753
Capriati a Volturno CE 17 1541 55294
Montenero Val Cocchiara IS 17 538 55832
Pozzilli IS 17 2380 58212
Roccamandolfi IS 17 938 59150
Fontegreca CE 18 811 59961
Cantalupo nel Sannio IS 18 739 60700
Letino CE 18 712 61412
Vastogirardi IS 18 704 62116
Ciorlano CE 19 426 62542
Frosolone IS 19 3170 65712
San Pietro Avellana IS 20 503 66215
Prata Sannita CE 20 1502 67717

Municipalities with at least 50000 inhabitants

An earthquake occurred to
61 Km N of Caserta (76326 inhabitants)
71 Km N of Aversa (53047 inhabitants)
71 Km NW of Benevento (60091 inhabitants)
75 Km N of Acerra (59573 inhabitants)
76 Km N of Giugliano in Campania (122974 inhabitants)
77 Km N of Afragola (65057 inhabitants)
79 Km N of Casoria (77642 inhabitants)
79 Km N of Marano di Napoli (59874 inhabitants)
82 Km S of Chieti (51815 inhabitants)
86 Km N of Pozzuoli (81661 inhabitants)
86 Km N of Napoli (974074 inhabitants)
88 Km N of Portici (55274 inhabitants)
90 Km N of Ercolano (53709 inhabitants)
91 Km NW of Avellino (54857 inhabitants)
93 Km N of Torre del Greco (86275 inhabitants)
95 Km S of Pescara (121014 inhabitants)
97 Km W of San Severo (53905 inhabitants)
100 Km N of Scafati (50787 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 2001-07-08
02:16:44		 41.613 14.219 9 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 422279
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-07-08 02:16:44 ± 0.188
Latitude 41.6130 ± 0.0179
Longitude 14.2190 ± 0.0173
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 422279

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) 2457.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 162
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00065
Epicentral distance of station farthest from the epicenter (degree) 0.00283
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 3
Type of magnitude Md
Reference to an origin 422279
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:38:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SDI.Z. 2001-07-08T02:16:56.13 10.0 undecidable manual SG 287 0.3108 -0.21 0.3
--.SDI.Z. 2001-07-08T02:16:51.11 10.0 undecidable manual PG 287 0.3108 -0.02 1.1
--.RVI2.Z. 2001-07-08T02:16:50.12 10.0 undecidable manual SG 272 0.1443 -0.43 0.2
--.CPI2.Z. 2001-07-08T02:16:48.72 10.0 undecidable manual SG 110 0.0666 0.3 0.4
--.RNI2.Z. 2001-07-08T02:16:48.47 10.0 undecidable manual SG 331 0.0999 -0.6 0.1
--.RVI2.Z. 2001-07-08T02:16:48.12 10.0 undecidable manual PG 272 0.1443 0.33 0.8
--.RNI2.Z. 2001-07-08T02:16:47.14 10.0 negative manual PG 331 0.0999 0.21 2.5
--.CPI2.Z. 2001-07-08T02:16:46.37 10.0 positive manual PG 110 0.0666 -0.18 2.7
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