Earthquake with magnitude of Md 3.7 on date 19-05-1985 and time 08:37:22 (Italy) in region 2 km S Lucoli (AQ)

A magnitude Md 3.7 earthquake occured in region: 2 km S Lucoli (AQ), on

  • 19-05-1985 06:37:22 (UTC)
  • 19-05-1985 08:37:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.27, 13.34 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 2 1011 1011
Tornimparte AQ 4 3187 4198
L'Aquila AQ 10 69753 73951
Ocre AQ 11 1167 75118
Fossa AQ 12 721 75839
Borgorose RI 13 4591 80430
Rocca di Cambio AQ 13 533 80963
Scoppito AQ 13 3727 84690
Sant'Eusanio Forconese AQ 15 394 85084
Villa Sant'Angelo AQ 16 424 85508
Rocca di Mezzo AQ 16 1526 87034
Poggio Picenze AQ 17 1136 88170
Pescorocchiano RI 18 2075 90245
Fiamignano RI 18 1413 91658
San Demetrio ne' Vestini AQ 18 1854 93512
Massa d'Albe AQ 19 1476 94988
Pizzoli AQ 19 4326 99314
Fagnano Alto AQ 19 418 99732

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)
57 Km NE of Tivoli (56533 inhabitants)
59 Km NE of Guidonia Montecelio (88673 inhabitants)
66 Km SE of Terni (111501 inhabitants)
68 Km W of Chieti (51815 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
75 Km W of Pescara (121014 inhabitants)
80 Km NE of Velletri (53303 inhabitants)
82 Km NE of Roma (2864731 inhabitants)
92 Km SE of Foligno (57155 inhabitants)
95 Km NE of Aprilia (73446 inhabitants)
97 Km NE of Latina (125985 inhabitants)
97 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 3.7
ML-VAX 3.1
1985-05-19
06:37:22
42.27 13.34 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 6469
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-05-19 06:37:22 ± 0.217
Latitude 42.27 ± 0.02
Longitude 13.34 ± 0.03
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 6469

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) 2954.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1
Epicentral distance of station closest to the epicenter (degree) 0.00081
Epicentral distance of station farthest from the epicenter (degree) 0.03926
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitudes information

Md:3.7

Field Value
Value 3.7
Uncertainty
Num. used stations 7
Type of magnitude Md
Reference to an origin 6469
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:10:49

ML:3.1

Field Value
Value 3.1
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 6469
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.BRT.Z. 1985-05-19T06:38:49.00 10.0 undecidable manual SN 114 0.0285 1.15 0.3
--.FO1.Z. 1985-05-19T06:38:29.00 10.0 positive manual PN 354 0.039 1.41 1
--.CK1.Z. 1985-05-19T06:38:28.50 10.0 undecidable manual PN 302 0.0383 1.97 0.3
--.BG1.Z. 1985-05-19T06:38:28.50 10.0 undecidable manual PN 324 0.0393 0.49 0.9
--.LCI.Z. 1985-05-19T06:38:25.50 10.0 undecidable manual PN 116 0.0366 1.56 0.4
--.SAL.Z. 1985-05-19T06:38:23.00 10.0 undecidable manual PN 329 0.0351 1.4 0.5
--.CTI.Z. 1985-05-19T06:38:23.30 10.0 positive manual PN 342 0.0356 0.84 1.6
--.BRT.Z. 1985-05-19T06:38:13.00 10.0 undecidable manual PN 114 0.0285 1.43 0.6
--.ORI.Z. 1985-05-19T06:38:11.00 10.0 undecidable manual PN 132 0.029 -1.27 0.7
--.BAI.Z. 1985-05-19T06:38:09.00 10.0 undecidable manual PN 112 0.0259 1.35 0.7
--.BD1.Z. 1985-05-19T06:38:06.20 10.0 undecidable manual PN 312 0.0241 1.3 0.7
--.AR1.Z. 1985-05-19T06:38:03.52 10.0 undecidable manual SN 346 0.0113 1.08 0.4
--.SGO.Z. 1985-05-19T06:38:00.50 10.0 undecidable manual PN 138 0.0203 1.44 0.7
--.DUI.Z. 1985-05-19T06:37:57.00 10.0 undecidable manual SN 126 0.0092 0 0.6
--.SOR.Z. 1985-05-19T06:37:54.00 10.0 undecidable manual PN 155 0.0166 0.6 1.4
--.CM2.Z. 1985-05-19T06:37:54.50 10.0 undecidable manual SG 350 0.0083 0.7 0.5
--.CH1.Z. 1985-05-19T06:37:52.00 10.0 undecidable manual PN 323 0.0152 0.67 1.4
--.MA1.Z. 1985-05-19T06:37:50.50 10.0 undecidable manual PN 275 0.0146 0.16 1.6
--.RDP.Z. 1985-05-19T06:37:46.58 10.0 undecidable manual SG 222 0.0062 0.42 0.6
--.AM1.Z. 1985-05-19T06:37:45.20 10.0 positive manual PN 8 0.0116 -0.58 1.4
--.MSC.Z. 1985-05-19T06:37:44.70 10.0 positive manual PN 156 0.0105 0.48 1.5
--.SD1.Z. 1985-05-19T06:37:44.50 10.0 undecidable manual SG 148 0.0059 -0.66 0.6
--.AR1.Z. 1985-05-19T06:37:44.75 10.0 undecidable manual PN 346 0.0113 -0.6 1.4
--.SGG.Z. 1985-05-19T06:37:43.40 10.0 positive manual PN 138 0.0105 -0.78 1.3
--.ALP.Z. 1985-05-19T06:37:40.60 10.0 undecidable manual SG 17 0.0048 -0.98 0.5
--.DUI.Z. 1985-05-19T06:37:39.54 10.0 undecidable manual PN 126 0.0092 -2.67 0.2
--.AS1.Z. 1985-05-19T06:37:39.60 10.0 negative manual PG 327 0.0084 -0.89 2.4
--.CM2.Z. 1985-05-19T06:37:38.60 10.0 positive manual PG 350 0.0083 -1.76 0.6
--.RDP.Z. 1985-05-19T06:37:35.00 10.0 undecidable manual PG 222 0.0062 -0.95 1.2
--.SD1.Z. 1985-05-19T06:37:33.50 10.0 undecidable manual PG 148 0.0059 -1.87 0.5
--.MNS.Z. 1985-05-19T06:37:31.30 10.0 positive manual PG 283 0.0045 -1.1 2.1
--.ALP.Z. 1985-05-19T06:37:31.40 10.0 positive manual PG 17 0.0048 -1.95 0.9
--.PO9.Z. 1985-05-19T06:37:30.50 10.0 positive manual PG 315 0.0037 -0.43 3
--.AQU.Z. 1985-05-19T06:37:24.36 10.0 undecidable manual PG 28 0.0008 -0.51 1.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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