Earthquake with magnitude of Md 2.5 on date 12-05-2003 and time 04:19:36 (Italy) in region 3 km S Castelsantangelo sul Nera (MC)

A magnitude Md 2.5 earthquake occured in region: 3 km S Castelsantangelo sul Nera (MC), on

  • 12-05-2003 02:19:36 (UTC)
  • 12-05-2003 04:19:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8720, 13.1510 at 4 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
Castelsantangelo sul Nera MC 3 281 281
Ussita MC 8 444 725
Visso MC 8 1107 1832
Preci PG 9 724 2556
Norcia PG 10 4957 7513
Montemonaco AP 15 604 8117
Bolognola MC 15 142 8259
Montegallo AP 15 523 8782
Arquata del Tronto AP 16 1178 9960
Montefortino FM 18 1178 11138
Acquacanina MC 18 121 11259
Monte Cavallo MC 18 145 11404
Fiastra MC 18 559 11963
Sellano PG 18 1079 13042
Fiordimonte MC 19 202 13244
Cerreto di Spoleto PG 20 1075 14319

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
51 Km W of Teramo (54892 inhabitants)
54 Km NE of Terni (111501 inhabitants)
61 Km NW of L'Aquila (69753 inhabitants)
67 Km E of Perugia (166134 inhabitants)
88 Km SW of Ancona (100861 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
98 Km W of Pescara (121014 inhabitants)
99 Km NE of Viterbo (67173 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 2.5
ML-VAX 1.8
2003-05-12
02:19:36
42.872 13.151 4 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 477519
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-05-12 02:19:36 ± 0.257
Latitude 42.8720 ± 0.0066
Longitude 13.1510 ± 0.0185
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 477519

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) 1679.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 170
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00364
Epicentral distance of station farthest from the epicenter (degree) 0.01133
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 8
Type of magnitude Md
Reference to an origin 477519
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:34:27

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 6
Type of magnitude ML
Reference to an origin 477519
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FSSB.Z. 2003-05-12T02:20:06.79 10.0 undecidable manual SG 341 0.8658 -0.11 0.5
--.SDI.Z. 2003-05-12T02:20:01.44 10.0 undecidable manual PN 156 1.2543 1.05 0.1
--.RSM.Z. 2003-05-12T02:20:00.19 10.0 undecidable manual PN 334 1.1655 1.01 0.2
--.CRE.Z. 2003-05-12T02:19:59.34 10.0 undecidable manual PN 310 1.1433 0.46 0.9
--.ARV.Z. 2003-05-12T02:19:59.37 10.0 undecidable manual SG 346 0.6327 -0.49 0.3
--.MNS.Z. 2003-05-12T02:19:58.28 10.0 undecidable manual SG 215 0.5883 -0.07 0.6
--.AQU.Z. 2003-05-12T02:19:56.59 10.0 undecidable manual SG 159 0.5439 -0.23 0.5
--.CERT.Z. 2003-05-12T02:19:54.65 10.0 undecidable manual PG 187 0.9213 -0.45 0.7
--.PTQR.Z. 2003-05-12T02:19:53.57 10.0 undecidable manual PG 167 0.8658 -0.38 0.9
--.FSSB.Z. 2003-05-12T02:19:53.47 10.0 undecidable manual PG 341 0.8658 -0.38 0.9
--.PIEI.Z. 2003-05-12T02:19:52.36 10.0 undecidable manual PG 325 0.7881 -0.32 1.1
--.ASS.Z. 2003-05-12T02:19:51.83 10.0 undecidable manual SG 297 0.3996 -0.09 0.6
--.SNTG.Z. 2003-05-12T02:19:51.71 10.0 undecidable manual SG 337 0.3996 -0.25 0.6
--.ARV.Z. 2003-05-12T02:19:49.46 10.0 undecidable manual PG 346 0.6327 -0.33 1.1
--.AQU.Z. 2003-05-12T02:19:48.20 10.0 undecidable manual PG 159 0.5439 0.17 1.6
--.MNS.Z. 2003-05-12T02:19:48.94 10.0 positive manual PG 215 0.5883 0.02 3.2
--.ASS.Z. 2003-05-12T02:19:45.37 10.0 negative manual PG 297 0.3996 0.17 3
--.SNTG.Z. 2003-05-12T02:19:45.49 10.0 undecidable manual PG 337 0.3996 0.27 1.4
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