Earthquake with magnitude of ML 1.6 on date 09-03-2008 and time 21:51:59 (Italy) in region 3 km SE Trevi (PG)

A magnitude ML 1.6 earthquake occured in region: 3 km SE Trevi (PG), on

  • 09-03-2008 20:51:59 (UTC)
  • 09-03-2008 21:51:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8610, 12.7840 at 2 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
Trevi PG 4 8469 8469
Campello sul Clitunno PG 5 2442 10911
Castel Ritaldi PG 10 3278 14189
Montefalco PG 11 5679 19868
Cerreto di Spoleto PG 12 1075 20943
Vallo di Nera PG 12 364 21307
Sellano PG 12 1079 22386
Foligno PG 13 57155 79541
Spoleto PG 14 38218 117759
Sant'Anatolia di Narco PG 15 564 118323
Bevagna PG 16 5081 123404
Scheggino PG 17 461 123865
Giano dell'Umbria PG 17 3846 127711
Spello PG 17 8645 136356
Gualdo Cattaneo PG 19 6155 142511

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km SE of Foligno (57155 inhabitants)
35 Km NE of Terni (111501 inhabitants)
42 Km SE of Perugia (166134 inhabitants)
74 Km NE of Viterbo (67173 inhabitants)
76 Km NW of L'Aquila (69753 inhabitants)
79 Km W of Teramo (54892 inhabitants)
96 Km N of Guidonia Montecelio (88673 inhabitants)
99 Km SE of Arezzo (99543 inhabitants)
100 Km N 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 2.2
ML 1.6
2008-03-09
20:51:59
42.861 12.784 2 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 679429
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2008-03-09 20:51:59 ± 0.23
Latitude 42.8610 ± 0.0081
Longitude 12.7840 ± 0.0159
Depth (km) 2 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 679429

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1523
Semi-minor axis of confidence ellipse (meter) 789
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 240
Circular confidence region, given by single value of horizontal uncertainty (meter) 1581.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 191
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.48
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.44426
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 679429
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:52:58

Md:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 679429
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:52:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NOVE.EHN. 2008-03-09T20:52:19.23 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHZ. 2008-03-09T20:52:17.21 0.3 undecidable manual Sg 335 49.3173 0.537 65
IV.SNTG.SHZ. 2008-03-09T20:52:15.14 10.0 undecidable manual Pg 0 0 0
IV.LNSS.BHE. 2008-03-09T20:52:12.38 0.6 undecidable manual Sg 144 35.4423 0.524 45
IV.MURB.HHZ. 2008-03-09T20:52:09.21 0.1 undecidable manual Pg 335 49.3173 -0.224 93
IV.NRCA.SHZ. 2008-03-09T20:52:09.39 0.6 undecidable manual Sg 96 27.0507 0.432 46
IV.LNSS.BHE. 2008-03-09T20:52:06.48 0.1 undecidable manual Pg 144 35.4423 -0.179 97
IV.CESI.BHN. 2008-03-09T20:52:06.08 0.3 undecidable manual Sg 32 18.7701 -0.016 77
IV.NRCA.SHZ. 2008-03-09T20:52:04.76 0.1 negative manual Pg 96 27.0507 -0.223 97
IV.CESI.BHN. 2008-03-09T20:52:03.17 0.1 undecidable manual Pg 32 18.7701 -0.155 100
IV.BRMO.BHE. 2008-03-09T20:51:48.41 10.0 undecidable manual Pg 0 0 0
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