Earthquake with magnitude of ML 1.7 on date 22-04-2012 and time 13:33:16 (Italy) in region Costa Marchigiana Anconetana (Ancona)

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

  • 22-04-2012 11:33:16 (UTC)
  • 22-04-2012 13:33:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7600, 13.1840 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 7 14277 59304
San Costanzo PU 9 4786 64090
Trecastelli AN 12 7625 71715
Monte Porzio PU 14 2836 74551
Fano PU 16 60888 135439
Ostra AN 16 6875 142314
Corinaldo AN 16 4998 147312
Montemarciano AN 17 9992 157304
San Giorgio di Pesaro PU 17 1388 158692
Piagge PU 17 1022 159714
Morro d'Alba AN 18 1903 161617
Monte San Vito AN 19 6848 168465
Montemaggiore al Metauro PU 19 2893 171358
Orciano di Pesaro PU 20 2028 173386
Mondavio PU 20 3810 177196
Belvedere Ostrense AN 20 2234 179430
Ostra Vetere AN 20 3311 182741

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km SE of Fano (60888 inhabitants)
27 Km SE of Pesaro (94582 inhabitants)
31 Km NW of Ancona (100861 inhabitants)
60 Km SE of Rimini (147750 inhabitants)
86 Km E of Cesena (96758 inhabitants)
97 Km NE of Perugia (166134 inhabitants)
97 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 2.0
ML 1.7
2012-04-22
11:33:16
43.76 13.184 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1362299
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-04-22 11:33:16 ± 0.19
Latitude 43.7600 ± 0.0117
Longitude 13.1840 ± 0.0125
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1362299

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1366
Semi-minor axis of confidence ellipse (meter) 897
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 29
Circular confidence region, given by single value of horizontal uncertainty (meter) 1640.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 179
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.72395
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1362299
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 03:14:03

Md:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1362299
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 03:14:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAVA.EHE. 2012-04-22T11:33:48.25 10.0 undecidable manual Pg 0 0 0
IV.NRCA.HHN. 2012-04-22T11:33:46.45 10.0 undecidable manual Pg 0 0 0
IV.GUMA.HHE. 2012-04-22T11:33:43.25 10.0 undecidable manual Pg 0 0 0
IV.SBPO.HHZ. 2012-04-22T11:33:41.56 10.0 undecidable manual Pg 0 0 0
IV.BADI.EHN. 2012-04-22T11:33:41.83 0.3 undecidable manual Sg 250 80.364 1.13 46
IV.MURB.HHN. 2012-04-22T11:33:37.41 10.0 undecidable manual Pg 0 0 0
IV.SNTG.HHZ. 2012-04-22T11:33:35.62 0.3 undecidable manual Sg 199 59.3961 0.535 61
IV.PIEI.HHN. 2012-04-22T11:33:34.78 0.1 undecidable manual Sg 245 57.7977 0.13 90
IV.CAR1.HHN. 2012-04-22T11:33:34.13 10.0 undecidable manual Pg 0 0 0
IV.PARC.HHN. 2012-04-22T11:33:30.22 0.3 undecidable manual Pg 261 76.8675 0.252 64
IV.AOI.HHN. 2012-04-22T11:33:30.60 0.6 undecidable manual Sg 125 40.8258 0.461 43
IV.BADI.EHN. 2012-04-22T11:33:30.65 0.3 undecidable manual Pg 250 80.364 0.129 65
IV.MPAG.EHE. 2012-04-22T11:33:29.01 0.3 undecidable manual Sg 247 37.0296 -0.108 71
IV.FSSB.HHZ. 2012-04-22T11:33:28.30 0.1 undecidable manual Sg 257 33.4443 0.132 94
IV.ATPC.HHE. 2012-04-22T11:33:28.56 0.1 undecidable manual Pg 242 66.0894 0.242 87
IV.ARVD.HHZ. 2012-04-22T11:33:28.15 0.3 undecidable manual Sg 214 35.0427 -0.432 66
IV.SNTG.HHZ. 2012-04-22T11:33:27.04 0.1 undecidable manual Pg 199 59.3961 -0.24 88
IV.PIEI.HHN. 2012-04-22T11:33:26.58 0.1 undecidable manual Pg 245 57.7977 -0.45 84
IV.AOI.HHN. 2012-04-22T11:33:24.28 0.3 undecidable manual Pg 125 40.8258 -0.142 69
IV.PESA.HHE. 2012-04-22T11:33:23.52 0.1 undecidable manual Pg 306 34.0437 0.146 94
IV.FSSB.HHZ. 2012-04-22T11:33:23.00 0.1 undecidable manual Pg 257 33.4443 -0.285 91
IV.MPAG.EHE. 2012-04-22T11:33:23.39 0.3 undecidable manual Pg 247 37.0296 -0.443 66
IV.ARVD.HHZ. 2012-04-22T11:33:22.94 0.1 undecidable manual Pg 214 35.0427 -0.581 84
IV.SENI.EHZ. 2012-04-22T11:33:21.17 0.1 undecidable manual Sg 147 7.2927 0.174 98
IV.SENI.EHZ. 2012-04-22T11:33:19.20 0.1 undecidable manual Pg 147 7.2927 0.054 100
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