Earthquake with magnitude of Md 2.0 on date 25-02-2002 and time 11:19:29 (UTC) in region 3 km N Treia (MC)

A magnitude Md 2.0 earthquake occured in region: 3 km N Treia (MC), on

  • 25-02-2002 11:19:29 (UTC)
  • 25-02-2002 12:19:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.34, 13.313 at 3 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
Treia MC 3 9403 9403
Appignano MC 4 4213 13616
Pollenza MC 8 6618 20234
Cingoli MC 9 10352 30586
Montecassiano MC 10 7125 37711
Filottrano AN 11 9499 47210
Macerata MC 12 42473 89683
Montefano MC 13 3541 93224
Staffolo AN 15 2253 95477
Tolentino MC 15 20069 115546
Apiro MC 16 2280 117826
San Severino Marche MC 16 12726 130552
Urbisaglia MC 17 2628 133180
San Paolo di Jesi AN 17 933 134113
Santa Maria Nuova AN 17 4179 138292
Petriolo MC 18 1998 140290
Corridonia MC 19 15430 155720
Poggio San Vicino MC 19 246 155966
Colmurano MC 20 1263 157229
Cupramontana AN 20 4756 161985

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km SW of Ancona (100861 inhabitants)
61 Km SE of Fano (60888 inhabitants)
65 Km NE of Foligno (57155 inhabitants)
71 Km SE of Pesaro (94582 inhabitants)
79 Km E of Perugia (166134 inhabitants)
82 Km NW of Teramo (54892 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 2.0 2002-02-25
11:19:29
43.34 13.313 3 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 436879
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-02-25 11:19:29 ± 0.349
Latitude 43.3400 ± 0.0066
Longitude 13.3130 ± 0.0201
Depth (km) 3 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 436879

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) 1786.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 243
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00251
Epicentral distance of station farthest from the epicenter (degree) 0.00469
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

Field Value
Value 2
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 436879
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:52:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.NRCA.Z. 2002-02-25T11:19:49.94 10.0 undecidable manual SG 195 0.0047 0.4 0.8
--.FSSB.Z. 2002-02-25T11:19:49.36 10.0 undecidable manual SG 312 0.0047 -0.09 0.7
--.ARV.Z. 2002-02-25T11:19:41.75 10.0 undecidable manual SG 300 0.0028 0.41 0.8
--.FSSB.Z. 2002-02-25T11:19:40.66 10.0 undecidable manual PG 312 0.0047 -0.28 0.8
--.NRCA.Z. 2002-02-25T11:19:40.70 10.0 undecidable manual PG 195 0.0047 -0.29 0.5
--.SNTG.Z. 2002-02-25T11:19:39.94 10.0 undecidable manual SG 252 0.0025 -0.34 0.8
--.ARV.Z. 2002-02-25T11:19:36.33 10.0 undecidable manual PG 300 0.0028 0.07 1.8
--.SNTG.Z. 2002-02-25T11:19:35.62 10.0 undecidable manual PG 252 0.0025 -0.03 1.8
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