Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.1 on date 11-06-1999 and time 07:44:27 (Italy) in region 1 km W Conca Casale (IS)

A magnitude Md 2.1 earthquake occured in region: 1 km W Conca Casale (IS), on

  • 11-06-1999 05:44:27 (UTC)
  • 11-06-1999 07:44:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.4940, 13.9980 at 7 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
Conca Casale IS 1 200 200
Venafro IS 4 11280 11480
Viticuso FR 4 353 11833
Pozzilli IS 6 2380 14213
San Vittore del Lazio FR 6 2636 16849
San Pietro Infine CE 6 944 17793
Acquafondata FR 7 263 18056
Filignano IS 8 648 18704
Cervaro FR 8 8109 26813
Mignano Monte Lungo CE 10 3250 30063
Vallerotonda FR 10 1581 31644
Sesto Campano IS 10 2388 34032
Sant'Elia Fiumerapido FR 12 6166 40198
Capriati a Volturno CE 13 1541 41739
Montaquila IS 13 2456 44195
Rocca d'Evandro CE 14 3283 47478
Cassino FR 14 36142 83620
Ciorlano CE 14 426 84046
Presenzano CE 15 1766 85812
Scapoli IS 15 680 86492
San Biagio Saracinisco FR 15 349 86841
Colli a Volturno IS 15 1349 88190
Monteroduni IS 15 2264 90454
Sant'Ambrogio sul Garigliano FR 16 966 91420
Fontegreca CE 16 811 92231
Macchia d'Isernia IS 16 1035 93266
Rocchetta a Volturno IS 16 1113 94379
Galluccio CE 17 2154 96533
Sant'Apollinare FR 17 1919 98452
Tora e Piccilli CE 17 910 99362
Fornelli IS 17 1909 101271
Conca della Campania CE 18 1239 102510
Pratella CE 18 1565 104075
Belmonte Castello FR 18 739 104814
Pignataro Interamna FR 18 2595 107409
Prata Sannita CE 19 1502 108911
Castel San Vincenzo IS 19 516 109427
Villa Latina FR 19 1241 110668
Villa Santa Lucia FR 19 2632 113300
Sant'Andrea del Garigliano FR 19 1505 114805
Gallo Matese CE 19 579 115384
Terelle FR 19 422 115806
Sant'Agapito IS 20 1496 117302
Pizzone IS 20 329 117631
Marzano Appio CE 20 2226 119857
Cerro al Volturno IS 20 1281 121138

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km NW of Caserta (76326 inhabitants)
60 Km N of Aversa (53047 inhabitants)
65 Km N of Giugliano in Campania (122974 inhabitants)
68 Km N of Marano di Napoli (59874 inhabitants)
68 Km NW of Acerra (59573 inhabitants)
69 Km NW of Afragola (65057 inhabitants)
70 Km NW of Casoria (77642 inhabitants)
72 Km N of Pozzuoli (81661 inhabitants)
76 Km N of Napoli (974074 inhabitants)
77 Km NW of Benevento (60091 inhabitants)
80 Km NW of Portici (55274 inhabitants)
81 Km NW of Ercolano (53709 inhabitants)
84 Km NW of Torre del Greco (86275 inhabitants)
91 Km E of Latina (125985 inhabitants)
93 Km NW of Avellino (54857 inhabitants)
94 Km NW of Scafati (50787 inhabitants)
96 Km S of Chieti (51815 inhabitants)
98 Km NW of Castellammare di Stabia (66466 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 1999-06-11
05:44:27		 41.494 13.998 7 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 368129
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1999-06-11 05:44:27 ± 0.451
Latitude 41.4940 ± 0.0231
Longitude 13.9980 ± 0.0136
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 368129

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) 2807.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 257
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) 0.00049
Epicentral distance of station farthest from the epicenter (degree) 0.00227
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:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 368129
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:45:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SDI.Z. 1999-06-11T05:44:38.12 10.0 undecidable manual SG 326 0.2553 0.18 0.4
--.CPI2.Z. 1999-06-11T05:44:37.59 10.0 undecidable manual SG 69 0.2553 -0.32 0.3
--.CPI2.Z. 1999-06-11T05:44:34.17 10.0 undecidable manual PG 69 0.2553 0.56 0.6
--.RNI2.Z. 1999-06-11T05:44:33.70 10.0 undecidable manual PG 28 0.2331 -0.16 1.4
--.SDI.Z. 1999-06-11T05:44:33.57 10.0 undecidable manual PG 326 0.2553 -0.06 1.5
--.PLI2.Z. 1999-06-11T05:44:31.20 10.0 undecidable manual SG 50 0.0555 0.13 0.6
--.RVI2.Z. 1999-06-11T05:44:30.96 10.0 undecidable manual PG 7 0.1221 0.06 2.1
--.PLI2.Z. 1999-06-11T05:44:29.44 10.0 undecidable manual PG 50 0.0555 -0.22 1.1
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