Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 28-05-2014 and time 04:57:42 (Italy) in region Costa Marchigiana Anconetana (Ancona)

A magnitude ML 1.5 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 28-05-2014 02:57:42 (UTC)
  • 28-05-2014 04:57:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7180, 13.6060 at 7 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ancona AN 13 100861 100861
Falconara Marittima AN 20 26565 127426

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km NE of Ancona (100861 inhabitants)
49 Km E of Fano (60888 inhabitants)
60 Km E of Pesaro (94582 inhabitants)
92 Km E of Rimini (147750 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 		ML 1.5 2014-05-28
02:57:42		 43.7175 13.6063 7 2015-09-21
09:36:50		 Bollettino Sismico Italiano INGV 16523401
Reviewed
Rev100 		ML 1.5 2014-05-28
02:57:41		 43.7453 13.5958 2 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 6627461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-05-28 02:57:42 ± 0.33
Latitude 43.7175 ± 0.0108
Longitude 13.6063 ± 0.0212
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 16523401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1830
Semi-minor axis of confidence ellipse (meter) 835
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) 1830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 272
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.12231
Epicentral distance of station farthest from the epicenter (degree) 0.96407
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 6627461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-05-28 03:46:58

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 16523401
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-01-14 16:42:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OFFI.HHZ. 2014-05-28T02:58:16.13 1.0 undecidable manual S 87.0462 6.97 0
IV.ASSB.HHZ. 2014-05-28T02:58:02.22 1.0 undecidable manual P 226 107.0151 50 1.24 14
IV.NRCA.HHZ. 2014-05-28T02:58:01.28 0.6 undecidable manual P 202 105.8163 50 0.48 39
IV.CING.HHZ. 2014-05-28T02:57:59.24 0.3 undecidable manual S 221 50.3163 50 -0.11 70
IV.FDMO.HHZ. 2014-05-28T02:57:57.78 0.6 undecidable manual P 209 86.3469 50 -0.02 44
IV.PP3.EHZ. 2014-05-28T02:57:55.79 0.3 undecidable manual S 180 37.629 100 -0.03 73
IV.ARVD.HHZ. 2014-05-28T02:57:53.37 1.0 undecidable manual P 246 58.6968 50 -0.17 23
IV.CING.HHZ. 2014-05-28T02:57:52.00 0.1 undecidable manual P 221 50.3163 50 -0.25 91
IV.COR1.EHE. 2014-05-28T02:57:52.65 1.0 undecidable manual P 259 49.5171 50 0.52 21
IV.PP3.EHZ. 2014-05-28T02:57:50.27 0.6 undecidable manual P 180 37.629 100 0.06 48
IV.AOI.HHZ. 2014-05-28T02:57:49.00 0.3 undecidable manual S 181 18.5703 110 -0.4 70
IV.SENI.EHE. 2014-05-28T02:57:48.41 0.1 undecidable manual P 268 29.9478 103 -0.28 93
IV.PCRO.HNZ. 2014-05-28T02:57:48.04 0.1 undecidable manual S 206 13.5753 117 0.24 97
IV.AOI.HHZ. 2014-05-28T02:57:46.46 0.1 negative manual P 181 18.5703 110 -0.04 100
IV.PCRO.HNZ. 2014-05-28T02:57:45.89 0.3 undecidable manual P 206 13.5753 117 0.31 71
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AOI.HHN. ML:2.0 0.0008835 0.4 AML other m 2014-05-28T02:57:49.54
IV.AOI.HHE. ML:1.6 0.00036449999999999997 0.36 AML other m 2014-05-28T02:57:50.38
IV.CING.HHE. ML:1.3 0.0000552 0.32 AML other m 2014-05-28T02:57:59.46
IV.CING.HHN. ML:1.2 0.0000463 0.16 AML other m 2014-05-28T02:57:59.72
IV.NRCA.HHE. ML:1.8 0.00005345 0.38 AML other m 2014-05-28T02:58:17.78
IV.NRCA.HHN. ML:1.8 0.000056 1.3 AML other m 2014-05-28T02:58:19.89
IV.PIEI.HHE. ML:1.3 0.0000269 1.12 AML other m 2014-05-28T02:58:13.63
IV.PIEI.HHN. ML:1.2 0.0000223 1.32 AML other m 2014-05-28T02:58:16.85
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