Earthquake with magnitude of ML 1.2 on date 24-10-2008 and time 00:32:46 (Italy) in region 9 km W Sarsina (FC)

A magnitude ML 1.2 earthquake occured in region: 9 km W Sarsina (FC), on

  • 23-10-2008 22:32:46 (UTC)
  • 24-10-2008 00:32:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9330, 12.0360 at 24 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
Sarsina FC 9 3446 3446
Bagno di Romagna FC 10 6026 9472
Santa Sofia FC 10 4136 13608
Civitella di Romagna FC 11 3786 17394
Galeata FC 12 2516 19910
Mercato Saraceno FC 13 6886 26796
Verghereto FC 15 1907 28703
Sant'Agata Feltria RN 16 2151 30854
Casteldelci RN 18 407 31261
Predappio FC 19 6346 37607

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Cesena (96758 inhabitants)
32 Km S of Forlì (117913 inhabitants)
41 Km SE of Faenza (58541 inhabitants)
45 Km W of Rimini (147750 inhabitants)
53 Km N of Arezzo (99543 inhabitants)
53 Km SE of Imola (69797 inhabitants)
56 Km S of Ravenna (159116 inhabitants)
65 Km E of Firenze (382808 inhabitants)
70 Km W of Pesaro (94582 inhabitants)
71 Km E of Scandicci (50609 inhabitants)
75 Km E of Prato (191150 inhabitants)
80 Km W of Fano (60888 inhabitants)
83 Km SE of Bologna (386663 inhabitants)
89 Km NE of Siena (53903 inhabitants)
90 Km E of Pistoia (90315 inhabitants)
96 Km NW of Perugia (166134 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 1.5
ML 1.2
2008-10-23
22:32:46
43.933 12.036 24 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 725069
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2008-10-23 22:32:46 ± 0.42
Latitude 43.9330 ± 0.0225
Longitude 12.0360 ± 0.0300
Depth (km) 24 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 725069

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2379
Semi-minor axis of confidence ellipse (meter) 2334
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 3465.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 262
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) 0.44
Epicentral distance of station closest to the epicenter (degree) 0.13939
Epicentral distance of station farthest from the epicenter (degree) 0.44966
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 725069
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:43:08

Md:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 725069
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:43:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BADI.EHE. 2008-10-23T22:33:02.67 0.1 undecidable manual Sg 160 49.9167 -0.183 44
IV.CRE.HHN. 2008-10-23T22:32:59.82 0.1 undecidable manual Sg 191 35.5422 0.52 46
IV.ASQU.HHE. 2008-10-23T22:32:56.60 0.1 undecidable manual Sg 233 24.8529 -0.273 46
IV.BADI.EHE. 2008-10-23T22:32:55.90 0.1 undecidable manual Pg 160 49.9167 -0.068 90
IV.SFI.EHZ. 2008-10-23T22:32:54.51 0.1 undecidable manual Sg 258 15.4734 -0.566 43
IV.CRE.HHN. 2008-10-23T22:32:53.88 0.1 undecidable manual Pg 191 35.5422 -0.031 94
IV.ASQU.HHE. 2008-10-23T22:32:52.74 0.1 undecidable manual Pg 233 24.8529 0.229 99
IV.SFI.EHZ. 2008-10-23T22:32:51.53 0.1 undecidable manual Pg 258 15.4734 0.058 100
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