Earthquake with magnitude of Md 2.0 on date 28-01-2000 and time 23:49:49 (Italy) in region 6 km E Norcia (PG)

A magnitude Md 2.0 earthquake occured in region: 6 km E Norcia (PG), on

  • 28-01-2000 22:49:49 (UTC)
  • 28-01-2000 23:49:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8100, 13.1580 at 11 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
Norcia PG 6 4957 4957
Castelsantangelo sul Nera MC 10 281 5238
Arquata del Tronto AP 12 1178 6416
Preci PG 12 724 7140
Visso MC 15 1107 8247
Accumoli RI 15 667 8914
Montegallo AP 15 523 9437
Ussita MC 15 444 9881
Cascia PG 16 3217 13098
Montemonaco AP 17 604 13702
Cerreto di Spoleto PG 20 1075 14777

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
48 Km W of Teramo (54892 inhabitants)
50 Km NE of Terni (111501 inhabitants)
55 Km NW of L'Aquila (69753 inhabitants)
71 Km E of Perugia (166134 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
95 Km W of Pescara (121014 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
97 Km E of Viterbo (67173 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km NW of Chieti (51815 inhabitants)
99 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 2.0 2000-01-28
22:49:49
42.81 13.158 11 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 381049
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2000-01-28 22:49:49 ± 0.685
Latitude 42.8100 ± 0.0175
Longitude 13.1580 ± 0.0624
Depth (km) 11 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 381049

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) 5448.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 232
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00032
Epicentral distance of station farthest from the epicenter (degree) 0.00826
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:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 381049
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:57:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FB9.Z. 2000-01-28T22:50:21.46 10.0 undecidable manual SG 342 0.9213 0.32 0.5
--.ARV.Z. 2000-01-28T22:50:13.38 10.0 undecidable manual SG 347 0.6993 -0.73 0.3
--.MNS.Z. 2000-01-28T22:50:09.82 10.0 undecidable manual SG 219 0.5439 0.64 0.4
--.FB9.Z. 2000-01-28T22:50:07.44 10.0 undecidable manual PG 342 0.9213 -0.35 1
--.ARV.Z. 2000-01-28T22:50:05.55 10.0 undecidable manual PG 347 0.6993 1.81 0.2
--.ASS.Z. 2000-01-28T22:50:05.77 10.0 undecidable manual SG 304 0.444 -0.07 0.7
--.MNS.Z. 2000-01-28T22:50:00.61 10.0 undecidable manual PG 219 0.5439 -0.27 1.7
--.ASS.Z. 2000-01-28T22:49:58.40 10.0 undecidable manual PG 304 0.444 -0.56 1.5
--.NRCA.Z. 2000-01-28T22:49:54.42 10.0 undecidable manual SG 304 0.0333 0.77 0.4
--.NRCA.Z. 2000-01-28T22:49:51.73 10.0 positive manual PG 304 0.0333 -0.19 3.4
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