Earthquake with magnitude of Md 2.5 on date 02-03-1985 and time 15:57:03 (Italy) in region 5 km E Pizzoli (AQ)

A magnitude Md 2.5 earthquake occured in region: 5 km E Pizzoli (AQ), on

  • 02-03-1985 14:57:03 (UTC)
  • 02-03-1985 15:57:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.42, 13.35 at 14 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
Pizzoli AQ 5 4326 4326
Barete AQ 7 737 5063
L'Aquila AQ 8 69753 74816
Scoppito AQ 10 3727 78543
Cagnano Amiterno AQ 11 1369 79912
Capitignano AQ 12 665 80577
Lucoli AQ 14 1011 81588
Montereale AQ 15 2581 84169
Tornimparte AQ 15 3187 87356
Campotosto AQ 15 542 87898
Crognaleto TE 18 1297 89195
Fossa AQ 18 721 89916
Ocre AQ 18 1167 91083
Poggio Picenze AQ 19 1136 92219

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NW of L'Aquila (69753 inhabitants)
39 Km SW of Teramo (54892 inhabitants)
60 Km E of Terni (111501 inhabitants)
66 Km W of Montesilvano (53738 inhabitants)
67 Km W of Chieti (51815 inhabitants)
68 Km NE of Tivoli (56533 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km W of Pescara (121014 inhabitants)
80 Km SE of Foligno (57155 inhabitants)
93 Km NE of Roma (2864731 inhabitants)
94 Km NE of Velletri (53303 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 2.5 1985-03-02
14:57:03
42.42 13.35 14 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 2819
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-03-02 14:57:03 ± 0.307
Latitude 42.42 ± 0.03
Longitude 13.35 ± 0.04
Depth (km) 14 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 2819

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) 4416.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 167
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00065
Epicentral distance of station farthest from the epicenter (degree) 0.01004
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 2819
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:07:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.AS1.Z. 1985-03-02T14:57:31.20 10.0 undecidable manual SG 321 0.0074 -0.79 0.3
--.AR1.Z. 1985-03-02T14:57:24.00 10.0 undecidable manual PN? 344 0.01 -0.59 0.3
--.AS1.Z. 1985-03-02T14:57:20.50 10.0 undecidable manual PG 321 0.0074 0.5 1.1
--.SD1.Z. 1985-03-02T14:57:19.50 10.0 undecidable manual PG 154 0.007 0.17 1.6
--.MNS.Z. 1985-03-02T14:57:13.50 10.0 undecidable manual PG 266 0.0045 -0.5 1.3
--.PO9.Z. 1985-03-02T14:57:12.00 10.0 undecidable manual PG 297 0.003 0.88 0.5
--.AQU.Z. 1985-03-02T14:57:09.00 10.0 undecidable manual SG 151 0.0006 -0.02 1.2
--.AQU.Z. 1985-03-02T14:57:06.50 10.0 undecidable manual PG 151 0.0006 -0.24 1.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download