Earthquake with magnitude of Md 2.4 on date 01-03-1997 and time 16:15:23 (Italy) in region 1 km W Lucoli (AQ)

A magnitude Md 2.4 earthquake occured in region: 1 km W Lucoli (AQ), on

  • 01-03-1997 15:15:23 (UTC)
  • 01-03-1997 16:15:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.2870, 13.3250 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
Lucoli AQ 1 1011 1011
Tornimparte AQ 2 3187 4198
L'Aquila AQ 10 69753 73951
Scoppito AQ 11 3727 77678
Ocre AQ 12 1167 78845
Borgorose RI 13 4591 83436
Fossa AQ 14 721 84157
Rocca di Cambio AQ 15 533 84690
Fiamignano RI 17 1413 86103
Sant'Eusanio Forconese AQ 17 394 86497
Pizzoli AQ 17 4326 90823
Pescorocchiano RI 17 2075 92898
Villa Sant'Angelo AQ 18 424 93322
Rocca di Mezzo AQ 18 1526 94848
Poggio Picenze AQ 18 1136 95984
Barete AQ 19 737 96721
San Demetrio ne' Vestini AQ 19 1854 98575

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km SW of L'Aquila (69753 inhabitants)
52 Km SW of Teramo (54892 inhabitants)
56 Km NE of Tivoli (56533 inhabitants)
59 Km NE of Guidonia Montecelio (88673 inhabitants)
63 Km E of Terni (111501 inhabitants)
70 Km W of Chieti (51815 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
76 Km W of Pescara (121014 inhabitants)
81 Km NE of Velletri (53303 inhabitants)
82 Km NE of Roma (2864731 inhabitants)
90 Km SE of Foligno (57155 inhabitants)
95 Km NE of Aprilia (73446 inhabitants)
97 Km NE of Pomezia (62966 inhabitants)
97 Km NE of Latina (125985 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 1997-03-01
15:15:23
42.287 13.325 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 261949
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-03-01 15:15:23 ± 0.289
Latitude 42.2870 ± 0.0143
Longitude 13.3250 ± 0.0305
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 261949

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) 2970.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
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) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00073
Epicentral distance of station farthest from the epicenter (degree) 0.01311
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 4
Type of magnitude Md
Reference to an origin 261949
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:07:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FB9.Z. 1997-03-01T15:15:50.65 10.0 undecidable manual PN 344 1.4541 0.15 1
--.SDI.Z. 1997-03-01T15:15:49.40 10.0 undecidable manual SG 147 0.6771 0.72 0.4
--.ARV.Z. 1997-03-01T15:15:48.43 10.0 undecidable manual PN 347 1.2432 0.92 0.6
--.ASS.Z. 1997-03-01T15:15:44.00 10.0 undecidable manual PG 327 0.9213 1.7 0.2
--.MNS.Z. 1997-03-01T15:15:41.73 10.0 undecidable manual SG 281 0.4884 -0.34 0.6
--.SDI.Z. 1997-03-01T15:15:37.29 10.0 undecidable manual PG 147 0.6771 -0.59 1.2
--.PQ9.Z. 1997-03-01T15:15:35.40 10.0 undecidable manual SG 168 0.2664 0.88 0.4
--.MNS.Z. 1997-03-01T15:15:32.69 10.0 undecidable manual PG 281 0.4884 -1.57 0.3
--.PQ9.Z. 1997-03-01T15:15:29.74 10.0 positive manual PG 168 0.2664 0.04 3.3
--.AQU.Z. 1997-03-01T15:15:27.80 10.0 undecidable manual SG 40 0.0777 0.38 0.6
--.AQU.Z. 1997-03-01T15:15:25.30 10.0 negative manual PG 40 0.0777 -0.77 2.3
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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