Earthquake with magnitude of ML 1.1 on date 11-12-2011 and time 03:45:33 (UTC) in region Costa Marchigiana Anconetana (Ancona)

A magnitude ML 1.1 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 11-12-2011 03:45:33 (UTC)
  • 11-12-2011 04:45:33 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.7110, 13.2420 at 16 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
Senigallia AN 2 45027 45027
Montemarciano AN 10 9992 55019
Trecastelli AN 12 7625 62644
Morro d'Alba AN 12 1903 64547
Monte San Vito AN 12 6848 71395
Mondolfo PU 13 14277 85672
Ostra AN 13 6875 92547
Chiaravalle AN 14 14796 107343
San Costanzo PU 15 4786 112129
San Marcello AN 15 2057 114186
Falconara Marittima AN 16 26565 140751
Belvedere Ostrense AN 16 2234 142985
Monte Porzio PU 16 2836 145821
Monsano AN 16 3405 149226
Corinaldo AN 17 4998 154224
Camerata Picena AN 17 2567 156791
Ostra Vetere AN 19 3311 160102

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km SE of Fano (60888 inhabitants)
25 Km W of Ancona (100861 inhabitants)
34 Km SE of Pesaro (94582 inhabitants)
67 Km SE of Rimini (147750 inhabitants)
93 Km SE of Cesena (96758 inhabitants)
95 Km NE of Foligno (57155 inhabitants)
96 Km NE 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 1.7
ML 1.1
2011-12-11
03:45:33
43.711 13.242 16 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1321059
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-12-11 03:45:33 ± 0.18
Latitude 43.7110 ± 0.0117
Longitude 13.2420 ± 0.0100
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1321059

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1223
Semi-minor axis of confidence ellipse (meter) 777
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 6
Circular confidence region, given by single value of horizontal uncertainty (meter) 1526.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 318
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54049
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1321059
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:15:44

Md:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 1321059
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:15:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.REMY.HHZ. 2011-12-11T03:46:39.29 10.0 undecidable manual Pg 0 0 0
IV.CAMP.HHN. 2011-12-11T03:45:56.63 10.0 undecidable manual Pg 0 0 0
IV.MPAG.EHZ. 2011-12-11T03:45:47.10 0.3 undecidable manual Sg 257 39.7269 0.042 74
IV.FSSB.HHZ. 2011-12-11T03:45:46.45 0.3 undecidable manual Sg 267 37.3293 0.032 75
IV.PIEI.HHN. 2011-12-11T03:45:45.01 0.6 undecidable manual Pg 251 59.9955 0.422 44
IV.ARVD.HHZ. 2011-12-11T03:45:45.41 0.3 undecidable manual Sg 226 33.8439 -0.083 76
IV.SSFR.HHE. 2011-12-11T03:45:42.66 0.6 undecidable manual Pg 231 47.9187 -0.075 49
IV.MPAG.EHZ. 2011-12-11T03:45:41.38 0.3 undecidable manual Pg 257 39.7269 -0.112 74
IV.ARVD.HHZ. 2011-12-11T03:45:40.51 0.1 undecidable manual Pg 226 33.8439 -0.079 100
IV.FSSB.HHZ. 2011-12-11T03:45:40.95 0.3 undecidable manual Pg 267 37.3293 -0.172 73
IV.SENI.EHZ. 2011-12-11T03:45:38.95 0.3 undecidable manual Sg 225 0.999 0.004 80
IV.SENI.EHZ. 2011-12-11T03:45:36.92 0.3 undecidable manual Pg 225 0.999 0.112 80
IV.GUMA.HHE. 2011-12-11T03:45:29.56 10.0 undecidable manual Pg 0 0 0
IV.FDMO.HHN. 2011-12-11T03:45:26.68 10.0 undecidable manual Pg 0 0 0
IV.FIR.HHN. 2011-12-11T03:45:25.70 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download