Earthquake with magnitude of Md 3.0 on date 26-07-1985 and time 15:37:55 (Italy) in region 5 km SE Lucoli (AQ)

A magnitude Md 3.0 earthquake occured in region: 5 km SE Lucoli (AQ), on

  • 26-07-1985 13:37:55 (UTC)
  • 26-07-1985 15:37:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.27, 13.39 at 10 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 5 1011 1011
Ocre AQ 7 1167 2178
Tornimparte AQ 8 3187 5365
Fossa AQ 9 721 6086
Rocca di Cambio AQ 9 533 6619
L'Aquila AQ 9 69753 76372
Sant'Eusanio Forconese AQ 11 394 76766
Villa Sant'Angelo AQ 12 424 77190
Rocca di Mezzo AQ 13 1526 78716
Poggio Picenze AQ 14 1136 79852
San Demetrio ne' Vestini AQ 14 1854 81706
Borgorose RI 15 4591 86297
Fagnano Alto AQ 15 418 86715
Scoppito AQ 16 3727 90442
Massa d'Albe AQ 18 1476 91918
Prata d'Ansidonia AQ 18 496 92414
Barisciano AQ 18 1828 94242
Ovindoli AQ 18 1227 95469
Fontecchio AQ 18 369 95838
Magliano de' Marsi AQ 20 3690 99528

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km S of L'Aquila (69753 inhabitants)
51 Km SW of Teramo (54892 inhabitants)
59 Km NE of Tivoli (56533 inhabitants)
62 Km E of Guidonia Montecelio (88673 inhabitants)
65 Km W of Chieti (51815 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
69 Km E of Terni (111501 inhabitants)
71 Km W of Pescara (121014 inhabitants)
82 Km NE of Velletri (53303 inhabitants)
86 Km E of Roma (2864731 inhabitants)
95 Km SE of Foligno (57155 inhabitants)
97 Km NE of Aprilia (73446 inhabitants)
98 Km NE of Latina (125985 inhabitants)
99 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 3.0 1985-07-26
13:37:55
42.27 13.39 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 10909
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-07-26 13:37:55 ± 0.212
Latitude 42.27 ± 0.01
Longitude 13.39 ± 0.02
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 10909

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) 2299.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
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) 0.01546
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 6
Type of magnitude Md
Reference to an origin 10909
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:14:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.AR1.Z. 1985-07-26T13:38:37.00 10.0 undecidable manual SN 345 0.0114 0.67 0.6
--.CM2.Z. 1985-07-26T13:38:29.00 10.0 undecidable manual SG 348 0.0084 1.28 0.2
--.AS1.Z. 1985-07-26T13:38:29.00 10.0 undecidable manual SG 325 0.0086 0.66 0.5
--.CH1.Z. 1985-07-26T13:38:25.20 10.0 undecidable manual PN 322 0.0155 -0.06 1.2
--.MA1.Z. 1985-07-26T13:38:24.20 10.0 undecidable manual PN 275 0.0149 -0.21 1.2
--.AR1.Z. 1985-07-26T13:38:20.00 10.0 undecidable manual PN 345 0.0114 0.89 0.8
--.AM1.Z. 1985-07-26T13:38:20.60 10.0 undecidable manual PN 6 0.0116 1.24 0.4
--.SD1.Z. 1985-07-26T13:38:18.50 10.0 undecidable manual SG 150 0.0057 0.45 0.6
--.MNS.Z. 1985-07-26T13:38:15.00 10.0 undecidable manual SG 282 0.0048 0.27 0.7
--.CM2.Z. 1985-07-26T13:38:13.50 10.0 undecidable manual PG 348 0.0084 -0.64 1.3
--.ALP.Z. 1985-07-26T13:38:13.50 10.0 undecidable manual SG 14 0.0047 -0.95 0.5
--.AS1.Z. 1985-07-26T13:38:13.70 10.0 undecidable manual PG 325 0.0086 -0.8 1
--.RDP.Z. 1985-07-26T13:38:10.00 10.0 undecidable manual PG 224 0.0064 0.07 1.9
--.SD1.Z. 1985-07-26T13:38:08.00 10.0 undecidable manual PG 150 0.0057 -0.56 1.4
--.PO9.Z. 1985-07-26T13:38:05.00 10.0 undecidable manual PG 312 0.004 -0.04 1.9
--.ALP.Z. 1985-07-26T13:38:05.50 10.0 positive manual PG 14 0.0047 -0.98 1.6
--.MNS.Z. 1985-07-26T13:38:05.50 10.0 undecidable manual PG 282 0.0048 -1.14 0.6
--.AQU.Z. 1985-07-26T13:38:01.20 10.0 undecidable manual SG 5 0.0007 0.82 0.6
--.AQU.Z. 1985-07-26T13:37:58.50 10.0 undecidable manual PG 5 0.0007 0.14 1.9
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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