Earthquake with magnitude of Md 2.1 on date 18-02-2000 and time 05:57:14 (Italy) in region 3 km S Castel Sant'Angelo (RI)

A magnitude Md 2.1 earthquake occured in region: 3 km S Castel Sant'Angelo (RI), on

  • 18-02-2000 04:57:14 (UTC)
  • 18-02-2000 05:57:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.3710, 13.0290 at 10 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
Castel Sant'Angelo RI 3 1308 1308
Borgo Velino RI 5 972 2280
Concerviano RI 6 291 2571
Antrodoco RI 7 2588 5159
Cittaducale RI 7 6828 11987
Petrella Salto RI 9 1197 13184
Micigliano RI 9 127 13311
Longone Sabino RI 12 597 13908
Belmonte in Sabina RI 13 636 14544
Rocca Sinibalda RI 14 815 15359
Rieti RI 14 47698 63057
Fiamignano RI 14 1413 64470
Varco Sabino RI 15 187 64657
Cantalice RI 15 2755 67412
Marcetelli RI 16 89 67501
Torricella in Sabina RI 18 1342 68843
Borbona RI 18 617 69460
Castel di Tora RI 18 288 69748
Posta RI 18 694 70442
Poggio Bustone RI 19 2055 72497
Colle di Tora RI 19 372 72869
Scoppito AQ 19 3727 76596
Cagnano Amiterno AQ 19 1369 77965
Ascrea RI 20 234 78199
Poggio San Lorenzo RI 20 589 78788

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km W of L'Aquila (69753 inhabitants)
38 Km SE of Terni (111501 inhabitants)
48 Km NE of Guidonia Montecelio (88673 inhabitants)
49 Km NE of Tivoli (56533 inhabitants)
64 Km SW of Teramo (54892 inhabitants)
70 Km NE of Roma (2864731 inhabitants)
70 Km SE of Foligno (57155 inhabitants)
76 Km E of Viterbo (67173 inhabitants)
79 Km N of Velletri (53303 inhabitants)
89 Km NE of Pomezia (62966 inhabitants)
92 Km NE of Aprilia (73446 inhabitants)
93 Km NE of Fiumicino (78395 inhabitants)
93 Km W of Montesilvano (53738 inhabitants)
94 Km W of Chieti (51815 inhabitants)
97 Km SE of Perugia (166134 inhabitants)
98 Km W of Pescara (121014 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 2.1 2000-02-18
04:57:14
42.371 13.029 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 382769
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2000-02-18 04:57:14 ± 0.128
Latitude 42.3710 ± 0.0094
Longitude 13.0290 ± 0.0092
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 382769

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) 1290.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00227
Epicentral distance of station farthest from the epicenter (degree) 0.00664
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 382769
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:59:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ASS.Z. 2000-02-18T04:57:41.60 10.0 undecidable manual SG 338 0.7326 0.88 0
--.NRCA.Z. 2000-02-18T04:57:31.45 10.0 undecidable manual SG 7 0.4551 0.19 0.6
--.ASS.Z. 2000-02-18T04:57:29.40 10.0 undecidable manual PG 338 0.7326 -0.23 1.1
--.AQU.Z. 2000-02-18T04:57:25.36 10.0 undecidable manual SG 93 0.2664 0.21 0.6
--.MNS.Z. 2000-02-18T04:57:24.52 10.0 undecidable manual SG 273 0.2553 -0.02 0.8
--.PQ9.Z. 2000-02-18T04:57:24.00 10.0 undecidable manual PG 141 0.444 0.3 1.2
--.NRCA.Z. 2000-02-18T04:57:23.87 10.0 undecidable manual PG 7 0.4551 -0.25 1.4
--.MNS.Z. 2000-02-18T04:57:20.18 10.0 undecidable manual PG 273 0.2553 -0.06 1.9
--.AQU.Z. 2000-02-18T04:57:20.33 10.0 undecidable manual PG 93 0.2664 -0.26 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