Earthquake with magnitude of Md 2.4 on date 14-08-1999 and time 14:12:52 (Italy) in region 1 km SW Civita d'Antino (AQ)

A magnitude Md 2.4 earthquake occured in region: 1 km SW Civita d'Antino (AQ), on

  • 14-08-1999 12:12:52 (UTC)
  • 14-08-1999 14:12:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8830, 13.4710 at 6 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
Civita d'Antino AQ 1 979 979
Morino AQ 2 1448 2427
Civitella Roveto AQ 5 3268 5695
San Vincenzo Valle Roveto AQ 7 2347 8042
Canistro AQ 8 995 9037
Luco dei Marsi AQ 9 6079 15116
Collelongo AQ 9 1233 16349
Trasacco AQ 10 6246 22595
Capistrello AQ 11 5252 27847
Balsorano AQ 12 3569 31416
Filettino FR 12 565 31981
Villavallelonga AQ 13 919 32900
Vico nel Lazio FR 16 2234 35134
Collepardo FR 16 968 36102
Guarcino FR 16 1623 37725
Castellafiume AQ 16 1106 38831
Ortucchio AQ 17 1860 40691
Avezzano AQ 17 42515 83206
Trevi nel Lazio FR 19 1822 85028
Lecce nei Marsi AQ 19 1702 86730
San Benedetto dei Marsi AQ 19 3909 90639

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km S of L'Aquila (69753 inhabitants)
56 Km E of Tivoli (56533 inhabitants)
61 Km E of Velletri (53303 inhabitants)
63 Km E of Guidonia Montecelio (88673 inhabitants)
66 Km NE of Latina (125985 inhabitants)
75 Km E of Aprilia (73446 inhabitants)
78 Km SW of Chieti (51815 inhabitants)
82 Km E of Roma (2864731 inhabitants)
84 Km E of Pomezia (62966 inhabitants)
85 Km NE of Anzio (54211 inhabitants)
89 Km S of Teramo (54892 inhabitants)
89 Km SW of Pescara (121014 inhabitants)
90 Km SW 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 2.4 1999-08-14
12:12:52
41.883 13.471 6 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 372009
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1999-08-14 12:12:52 ± 0.264
Latitude 41.8830 ± 0.0226
Longitude 13.4710 ± 0.0306
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 372009

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) 3566.0
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 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00130
Epicentral distance of station farthest from the epicenter (degree) 0.00882
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 372009
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:49:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MNS.Z. 1999-08-14T12:13:20.81 10.0 undecidable manual SG 310 0.7659 0.8 0.1
--.CRVI.Z. 1999-08-14T12:13:15.18 10.0 undecidable manual SG 104 0.6327 -0.68 0.1
--.RNI2.Z. 1999-08-14T12:13:13.13 10.0 undecidable manual SG 109 0.5328 0.58 0.2
--.NRCA.Z. 1999-08-14T12:13:12.19 10.0 undecidable manual PG 344 0.9768 -0.21 1.1
--.RVI2.Z. 1999-08-14T12:13:11.31 10.0 undecidable manual SG 122 0.4884 0.45 0.4
--.MNS.Z. 1999-08-14T12:13:08.24 10.0 undecidable manual PG 310 0.7659 -0.18 1.4
--.CRVI.Z. 1999-08-14T12:13:06.58 10.0 undecidable manual PG 104 0.6327 0.55 0.6
--.SDI.Z. 1999-08-14T12:13:04.95 10.0 undecidable manual SG 124 0.3108 0.38 0.5
--.RNI2.Z. 1999-08-14T12:13:03.85 10.0 undecidable manual PG 109 0.5328 -0.25 1.5
--.RVI2.Z. 1999-08-14T12:13:02.55 10.0 undecidable manual PG 122 0.4884 -0.59 0.6
--.SDI.Z. 1999-08-14T12:12:59.50 10.0 undecidable manual PG 124 0.3108 0 1.9
--.PQ9.Z. 1999-08-14T12:12:58.64 10.0 undecidable manual SG 339 0.1443 -0.04 0.8
--.PQ9.Z. 1999-08-14T12:12:56.14 10.0 negative manual PG 339 0.1443 0.04 3.8
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