Earthquake with magnitude of Md 3.4 on date 04-06-1985 and time 18:37:06 (Italy) in region 3 km S Lucoli (AQ)

A magnitude Md 3.4 earthquake occured in region: 3 km S Lucoli (AQ), on

  • 04-06-1985 16:37:06 (UTC)
  • 04-06-1985 18:37:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.26, 13.34 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
Lucoli AQ 3 1011 1011
Tornimparte AQ 5 3187 4198
L'Aquila AQ 11 69753 73951
Borgorose RI 11 4591 78542
Ocre AQ 12 1167 79709
Rocca di Cambio AQ 13 533 80242
Fossa AQ 13 721 80963
Scoppito AQ 14 3727 84690
Sant'Eusanio Forconese AQ 16 394 85084
Rocca di Mezzo AQ 16 1526 86610
Villa Sant'Angelo AQ 17 424 87034
Pescorocchiano RI 17 2075 89109
Fiamignano RI 17 1413 90522
Massa d'Albe AQ 18 1476 91998
Poggio Picenze AQ 18 1136 93134
San Demetrio ne' Vestini AQ 19 1854 94988
Magliano de' Marsi AQ 19 3690 98678
Fagnano Alto AQ 20 418 99096
Pizzoli AQ 20 4326 103422

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km SW of L'Aquila (69753 inhabitants)
54 Km SW of Teramo (54892 inhabitants)
55 Km NE of Tivoli (56533 inhabitants)
58 Km NE of Guidonia Montecelio (88673 inhabitants)
66 Km SE of Terni (111501 inhabitants)
69 Km W of Chieti (51815 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
76 Km W of Pescara (121014 inhabitants)
79 Km NE of Velletri (53303 inhabitants)
82 Km NE of Roma (2864731 inhabitants)
93 Km SE of Foligno (57155 inhabitants)
94 Km NE of Aprilia (73446 inhabitants)
95 Km NE of Latina (125985 inhabitants)
95 Km NE of Pomezia (62966 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
Rev 1000 Md 3.4 1985-06-04
16:37:06
42.26 13.34 6 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 7969
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-06-04 16:37:06 ± 0.372
Latitude 42.26 ± 0.01
Longitude 13.34 ± 0.02
Depth (km) 6 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 7969

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) 2495.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00089
Epicentral distance of station farthest from the epicenter (degree) 0.0391
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitude information

Md:3.4

Field Value
Value 3.4
Uncertainty
Num. used stations 6
Type of magnitude Md
Reference to an origin 7969
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:12:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.FO1.Z. 1985-06-04T16:39:02.00 10.0 undecidable manual SN 354 0.0391 0.95 0.2
--.FO1.Z. 1985-06-04T16:38:12.30 10.0 undecidable manual PN 354 0.0391 -0.14 0.8
--.CTI.Z. 1985-06-04T16:38:08.50 10.0 undecidable manual PN 342 0.0357 1.2 0.4
--.BRT.Z. 1985-06-04T16:37:58.00 10.0 undecidable manual PN 114 0.0285 1.74 0.2
--.BD1.Z. 1985-06-04T16:37:51.10 10.0 undecidable manual PN 312 0.0242 1.42 0.4
--.AR1.Z. 1985-06-04T16:37:47.50 10.0 undecidable manual SN 346 0.0114 -0.37 0.6
--.DUI.Z. 1985-06-04T16:37:43.00 10.0 undecidable manual SG 125 0.0092 1.25 0.3
--.AS1.Z. 1985-06-04T16:37:40.00 10.0 undecidable manual SG 328 0.0085 0.88 0.6
--.CH1.Z. 1985-06-04T16:37:37.00 10.0 undecidable manual PN 323 0.0153 0.87 0.9
--.SOR.Z. 1985-06-04T16:37:37.70 10.0 undecidable manual PN 155 0.0165 -0.29 1.3
--.MA1.Z. 1985-06-04T16:37:35.50 10.0 positive manual PN 276 0.0146 0.48 2.6
--.SD1.Z. 1985-06-04T16:37:31.50 10.0 undecidable manual SG 147 0.0058 1.72 0.1
--.AM1.Z. 1985-06-04T16:37:31.20 10.0 undecidable manual PN 8 0.0117 0.56 1.3
--.AR1.Z. 1985-06-04T16:37:29.50 10.0 undecidable manual PN 346 0.0114 -0.69 1.2
--.MSC.Z. 1985-06-04T16:37:29.50 10.0 undecidable manual PN 156 0.0105 0.68 1.2
--.SGG.Z. 1985-06-04T16:37:28.20 10.0 positive manual PN 138 0.0104 -0.61 2.6
--.ALP.Z. 1985-06-04T16:37:26.18 10.0 undecidable manual SG 17 0.0049 -0.08 1
--.DUI.Z. 1985-06-04T16:37:25.20 10.0 undecidable manual PG 125 0.0092 -1.46 0.5
--.MNS.Z. 1985-06-04T16:37:24.50 10.0 undecidable manual SG 284 0.0045 -0.36 0.6
--.AS1.Z. 1985-06-04T16:37:24.00 10.0 negative manual PG 328 0.0085 -1.14 1.5
--.PO9.Z. 1985-06-04T16:37:21.50 10.0 undecidable manual SG 317 0.0038 -1.01 0.4
--.RDP.Z. 1985-06-04T16:37:20.50 10.0 undecidable manual PG 222 0.0061 0.23 1.6
--.SD1.Z. 1985-06-04T16:37:18.30 10.0 undecidable manual PG 147 0.0058 -1.44 0.5
--.ALP.Z. 1985-06-04T16:37:16.38 10.0 positive manual PG 17 0.0049 -1.33 1.2
--.MNS.Z. 1985-06-04T16:37:16.50 10.0 undecidable manual PG 284 0.0045 -0.41 1.5
--.PO9.Z. 1985-06-04T16:37:15.50 10.0 undecidable manual PG 317 0.0038 -0.05 1.6
--.AQU.Z. 1985-06-04T16:37:12.00 10.0 undecidable manual SG 27 0.0009 1.52 0.2
--.AQU.Z. 1985-06-04T16:37:09.10 10.0 positive manual PG 27 0.0009 0.5 2.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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