Earthquake with magnitude of Md 2.3 on date 19-05-1985 and time 08:41:49 (Italy) in region Costa Abruzzese Teramo (Teramo)

A magnitude Md 2.3 earthquake occured in region: Costa Abruzzese Teramo (Teramo), on

  • 19-05-1985 06:41:49 (UTC)
  • 19-05-1985 08:41:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6520, 14.0620 at 15 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
Pineto TE 5 14904 14904
Roseto degli Abruzzi TE 5 25537 40441
Atri TE 11 10772 51213
Silvi TE 11 15626 66839
Morro d'Oro TE 12 3661 70500
Notaresco TE 14 6907 77407
Giulianova TE 14 24050 101457
Città Sant'Angelo PE 15 14969 116426
Elice PE 17 1712 118138
Montesilvano PE 17 53738 171876
Castilenti TE 18 1508 173384
Mosciano Sant'Angelo TE 18 9308 182692
Cellino Attanasio TE 18 2520 185212
Montefino TE 19 1027 186239
Castiglione Messer Raimondo TE 20 2324 188563

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of Montesilvano (53738 inhabitants)
24 Km NW of Pescara (121014 inhabitants)
29 Km E of Teramo (54892 inhabitants)
35 Km N of Chieti (51815 inhabitants)
64 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
Bulletin
Rev1000
Md 2.3 1985-05-19
06:41:49
42.652 14.062 15 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 6489
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-05-19 06:41:49 ± 2.598
Latitude 42.6520 ± 0.0906
Longitude 14.0620 ± 0.1766
Depth (km) 15 ± 11 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 6489

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) 17607.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 309
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.8
Epicentral distance of station closest to the epicenter (degree) 0.00340
Epicentral distance of station farthest from the epicenter (degree) 0.00939
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:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 6489
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:10:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.PO9.Z. 1985-05-19T06:42:17.00 10.0 undecidable manual SG 264 0.8214 -1.12 0.3
--.MNS.Z. 1985-05-19T06:42:09.50 10.0 undecidable manual PN 255 1.0434 -0.08 1.2
--.PO9.Z. 1985-05-19T06:42:08.50 10.0 undecidable manual PG 264 0.8214 2.43 0.2
--.ALP.Z. 1985-05-19T06:42:04.70 10.0 undecidable manual SG 289 0.3774 0.7 0.5
--.AQU.Z. 1985-05-19T06:42:01.00 10.0 positive manual PG 238 0.5661 -0.31 2.9
--.ALP.Z. 1985-05-19T06:41:56.60 10.0 undecidable manual PG 289 0.3774 -1.31 0.8
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download