Earthquake with magnitude of Md 2.4 on date 21-06-1985 and time 09:40:28 (Italy) in region 2 km E Morro d'Oro (TE)

A magnitude Md 2.4 earthquake occured in region: 2 km E Morro d'Oro (TE), on

  • 21-06-1985 07:40:28 (UTC)
  • 21-06-1985 09:40:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.66, 13.95 at 0 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
Morro d'Oro TE 3 3661 3661
Notaresco TE 5 6907 10568
Roseto degli Abruzzi TE 5 25537 36105
Atri TE 10 10772 46877
Giulianova TE 10 24050 70927
Castellalto TE 11 7513 78440
Mosciano Sant'Angelo TE 11 9308 87748
Cellino Attanasio TE 11 2520 90268
Pineto TE 11 14904 105172
Canzano TE 12 1934 107106
Montefino TE 14 1027 108133
Castilenti TE 15 1508 109641
Bellante TE 15 7152 116793
Cermignano TE 15 1649 118442
Castiglione Messer Raimondo TE 16 2324 120766
Tortoreto TE 16 11542 132308
Elice PE 16 1712 134020
Penna Sant'Andrea TE 17 1698 135718
Silvi TE 18 15626 151344
Sant'Omero TE 18 5243 156587
Città Sant'Angelo PE 18 14969 171556
Basciano TE 19 2434 173990
Bisenti TE 19 1952 175942
Alba Adriatica TE 19 12353 188295

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km E of Teramo (54892 inhabitants)
23 Km NW of Montesilvano (53738 inhabitants)
31 Km NW of Pescara (121014 inhabitants)
39 Km NW of Chieti (51815 inhabitants)
57 Km NE of L'Aquila (69753 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 2.4 1985-06-21
07:40:28
42.66 13.95 1 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 8839
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-06-21 07:40:28 ± 0.456
Latitude 42.66 ± 0.02
Longitude 13.95 ± 0.02
Depth (km) 1 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 8839

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) 2617
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 279
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00267
Epicentral distance of station farthest from the epicenter (degree) 0.00826
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 8839
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:12:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.AM1.Z. 1985-06-21T07:41:02.70 10.0 undecidable manual SG 343 0.0083 0.46 0.1
--.CM2.Z. 1985-06-21T07:40:57.70 10.0 undecidable manual SG 311 0.0071 -0.41 0.2
--.AM1.Z. 1985-06-21T07:40:47.80 10.0 undecidable manual PG 343 0.0083 -0.35 0.5
--.CM2.Z. 1985-06-21T07:40:46.00 10.0 undecidable manual PG 311 0.0071 0.22 0.9
--.PO9.Z. 1985-06-21T07:40:45.00 10.0 undecidable manual PG 263 0.0067 0.07 1.4
--.ALP.Z. 1985-06-21T07:40:40.70 10.0 undecidable manual SG 292 0.0027 0.04 0.9
--.ALP.Z. 1985-06-21T07:40:35.70 10.0 undecidable manual PG 292 0.0027 0 3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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