Earthquake with magnitude of Md 2.3 on date 03-07-2000 and time 12:39:58 (UTC) in region 5 km W Arquata del Tronto (AP)

A magnitude Md 2.3 earthquake occured in region: 5 km W Arquata del Tronto (AP), on

  • 03-07-2000 12:39:58 (UTC)
  • 03-07-2000 14:39:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7750, 13.2360 at 17 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
Arquata del Tronto AP 5 1178 1178
Accumoli RI 9 667 1845
Montegallo AP 11 523 2368
Norcia PG 12 4957 7325
Acquasanta Terme AP 14 2916 10241
Castelsantangelo sul Nera MC 15 281 10522
Montemonaco AP 16 604 11126
Amatrice RI 17 2657 13783
Cittareale RI 18 482 14265
Cascia PG 19 3217 17482
Preci PG 20 724 18206

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km W of Teramo (54892 inhabitants)
48 Km E of Foligno (57155 inhabitants)
49 Km N of L'Aquila (69753 inhabitants)
54 Km E of Terni (111501 inhabitants)
78 Km E of Perugia (166134 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
87 Km W of Pescara (121014 inhabitants)
90 Km NW of Chieti (51815 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km S of Ancona (100861 inhabitants)
97 Km NE of Tivoli (56533 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 2000-07-03
12:39:58
42.775 13.236 17 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 398279
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2000-07-03 12:39:58 ± 0.309
Latitude 42.7750 ± 0.0093
Longitude 13.2360 ± 0.0265
Depth (km) 17 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 398279

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) 2393.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 250
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00089
Epicentral distance of station farthest from the epicenter (degree) 0.00502
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 398279
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:14:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MNS.Z. 2000-07-03T12:40:18.33 10.0 undecidable manual SG 226 0.555 -0.34 0.2
--.ASS.Z. 2000-07-03T12:40:17.70 10.0 undecidable manual SG 304 0.5106 -0.01 0.6
--.SNTG.Z. 2000-07-03T12:40:16.86 10.0 undecidable manual SG 335 0.5217 -0.57 0
--.MNS.Z. 2000-07-03T12:40:10.16 10.0 undecidable manual PG 226 0.555 0.03 1.5
--.SNTG.Z. 2000-07-03T12:40:09.46 10.0 undecidable manual PG 335 0.5217 0.04 1.5
--.ASS.Z. 2000-07-03T12:40:09.55 10.0 undecidable manual PG 304 0.5106 0.34 0.5
--.NRCA.Z. 2000-07-03T12:40:05.46 10.0 undecidable manual SG 302 0.0999 0.25 0.4
--.NRCA.Z. 2000-07-03T12:40:02.30 10.0 negative manual PG 302 0.0999 -0.06 3.3
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