Earthquake with magnitude of Md 3.0 on date 01-10-1985 and time 23:43:31 (Italy) in region 3 km W Cagnano Amiterno (AQ)

A magnitude Md 3.0 earthquake occured in region: 3 km W Cagnano Amiterno (AQ), on

  • 01-10-1985 22:43:31 (UTC)
  • 01-10-1985 23:43:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.45, 13.19 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
Cagnano Amiterno AQ 3 1369 1369
Barete AQ 7 737 2106
Borbona RI 8 617 2723
Pizzoli AQ 9 4326 7049
Montereale AQ 9 2581 9630
Antrodoco RI 10 2588 12218
Scoppito AQ 10 3727 15945
Posta RI 11 694 16639
Micigliano RI 11 127 16766
Capitignano AQ 12 665 17431
Borgo Velino RI 12 972 18403
Castel Sant'Angelo RI 15 1308 19711
Cittareale RI 19 482 20193
Campotosto AQ 19 542 20735
Tornimparte AQ 20 3187 23922

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of L'Aquila (69753 inhabitants)
46 Km E of Terni (111501 inhabitants)
48 Km W of Teramo (54892 inhabitants)
63 Km NE of Guidonia Montecelio (88673 inhabitants)
63 Km NE of Tivoli (56533 inhabitants)
69 Km SE of Foligno (57155 inhabitants)
79 Km W of Montesilvano (53738 inhabitants)
81 Km W of Chieti (51815 inhabitants)
84 Km W of Pescara (121014 inhabitants)
85 Km NE of Roma (2864731 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
92 Km NE of Velletri (53303 inhabitants)
98 Km SE of Perugia (166134 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 1985-10-01
22:43:31
42.45 13.19 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 14019
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-10-01 22:43:31 ± 0.263
Latitude 42.45 ± 0.02
Longitude 13.19 ± 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 14019

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) 3100.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 126
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
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) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.03732
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 6
Type of magnitude Md
Reference to an origin 14019
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:17:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.CTI.Z. 1985-10-01T22:45:13.00 10.0 undecidable manual SN 343 0.0338 1.58 0.1
--.FO1.Z. 1985-10-01T22:44:35.50 10.0 undecidable manual PN 356 0.0373 0.91 0.5
--.CTI.Z. 1985-10-01T22:44:30.50 10.0 undecidable manual PN 343 0.0338 1.27 0.3
--.CH1.Z. 1985-10-01T22:44:17.50 10.0 undecidable manual SN 322 0.0134 0.13 0.7
--.AR1.Z. 1985-10-01T22:44:07.50 10.0 undecidable manual SN 350 0.0095 0.22 0.7
--.SD1.Z. 1985-10-01T22:44:03.50 10.0 undecidable manual SG 148 0.0079 1.95 0.1
--.RDP.Z. 1985-10-01T22:44:00.50 10.0 undecidable manual SG 207 0.007 1.98 0
--.CH1.Z. 1985-10-01T22:43:58.00 10.0 undecidable manual PN 322 0.0134 -0.02 1.7
--.MA1.Z. 1985-10-01T22:43:58.80 10.0 undecidable manual PN 269 0.0135 0.51 1.4
--.AS1.Z. 1985-10-01T22:43:56.00 10.0 undecidable manual SG 327 0.0065 -0.81 0.5
--.AR1.Z. 1985-10-01T22:43:51.50 10.0 undecidable manual PN 350 0.0095 -0.7 1.3
--.SD1.Z. 1985-10-01T22:43:48.00 10.0 undecidable manual PG 148 0.0079 -0.88 1
--.RDP.Z. 1985-10-01T22:43:47.50 10.0 undecidable manual PG 207 0.007 0.37 1.6
--.MNS.Z. 1985-10-01T22:43:45.50 10.0 undecidable manual SG 259 0.0034 -0.32 0.7
--.AS1.Z. 1985-10-01T22:43:45.50 10.0 undecidable manual PG 327 0.0065 -0.65 1.3
--.MNS.Z. 1985-10-01T22:43:39.00 10.0 undecidable manual PG 259 0.0034 -0.8 2.3
--.AQU.Z. 1985-10-01T22:43:35.50 10.0 positive manual PG 122 0.0016 -0.6 2.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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