Earthquake with magnitude of ML 1.7 on date 04-01-2010 and time 09:20:02 (UTC) in region Costa Marchigiana Anconetana (Ancona)

A magnitude ML 1.7 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 04-01-2010 09:20:02 (UTC)
  • 04-01-2010 10:20:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.7600, 13.2660 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
Senigallia AN 6 45027 45027
Mondolfo PU 14 14277 59304
Montemarciano AN 14 9992 69296
San Costanzo PU 16 4786 74082
Trecastelli AN 16 7625 81707
Monte San Vito AN 18 6848 88555
Morro d'Alba AN 18 1903 90458
Falconara Marittima AN 18 26565 117023
Ostra AN 18 6875 123898
Chiaravalle AN 18 14796 138694
Monte Porzio PU 19 2836 141530

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Fano (60888 inhabitants)
26 Km NW of Ancona (100861 inhabitants)
33 Km SE of Pesaro (94582 inhabitants)
65 Km SE of Rimini (147750 inhabitants)
92 Km E of Cesena (96758 inhabitants)
100 Km NE of Foligno (57155 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 1.7
2010-01-04
09:20:02
43.76 13.266 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1003889
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-01-04 09:20:02 ± 0.19
Latitude 43.7600 ± 0.0108
Longitude 13.2660 ± 0.0075
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1003889

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1237
Semi-minor axis of confidence ellipse (meter) 571
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 12
Circular confidence region, given by single value of horizontal uncertainty (meter) 1341.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 231
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38761
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1003889
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:14:36

Md:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1003889
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:14:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHE. 2010-01-04T09:20:35.08 10.0 undecidable manual Sg 0 0 0
IV.NRCA.HHE. 2010-01-04T09:20:27.26 10.0 undecidable manual Pg 0 0 0
IV.CING.HHN. 2010-01-04T09:20:16.37 0.3 undecidable manual Sg 188 43.0236 0.091 93
IV.ARVD.HHE. 2010-01-04T09:20:15.12 0.3 undecidable manual Sg 222 39.0276 -0.097 94
IV.FSSB.HHZ. 2010-01-04T09:20:15.82 0.3 undecidable manual Sg 260 39.9267 0.364 89
IV.AOI.HHZ. 2010-01-04T09:20:14.52 0.3 undecidable manual Sg 131 35.5422 0.215 92
IV.CING.HHN. 2010-01-04T09:20:10.05 0.3 undecidable manual Pg 188 43.0236 -0.273 90
IV.FSSB.HHZ. 2010-01-04T09:20:09.72 0.3 undecidable manual Pg 260 39.9267 -0.13 93
IV.AOI.HHZ. 2010-01-04T09:20:09.12 0.3 undecidable manual Pg 131 35.5422 -0.063 95
IV.ARVD.HHE. 2010-01-04T09:20:09.47 0.3 undecidable manual Pg 222 39.0276 -0.242 91
IV.SENI.EHZ. 2010-01-04T09:20:06.51 0.3 undecidable manual Sg 204 6.5934 0.065 100
IV.SENI.EHZ. 2010-01-04T09:20:04.72 0.3 undecidable manual Pg 204 6.5934 0.072 100
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download