Earthquake with magnitude of ML 2.2 on date 16-12-2018 and time 06:09:05 (UTC) in region Costa Marchigiana Anconetana (Ancona)

A magnitude ML 2.2 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 16-12-2018 06:09:05 (UTC)
  • 16-12-2018 07:09:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.56, 13.71 at 9 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
Sirolo AN 8 4051 4051
Numana AN 9 3775 7826
Camerano AN 13 7322 15148
Porto Recanati MC 15 12531 27679
Loreto AN 16 12814 40493
Ancona AN 16 100861 141354
Castelfidardo AN 17 18733 160087
Osimo AN 20 34977 195064

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of Ancona (100861 inhabitants)
63 Km E of Fano (60888 inhabitants)
74 Km SE of Pesaro (94582 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
Rev 1000 ML 2.2 2018-12-16
06:09:05
43.56 13.71 9 2019-06-04
09:16:06
Bollettino Sismico Italiano INGV 64626461
Rev 100 ML 1.9 2018-12-16
06:09:05
43.56 13.74 8 2018-12-16
07:10:53
Sala Sismica INGV-Roma 63939331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-12-16 06:09:05 ± 0.37
Latitude 43.56 ± 0.01
Longitude 13.71 ± 0.02
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 64626461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2135
Semi-minor axis of confidence ellipse (meter) 985
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 245
Circular confidence region, given by single value of horizontal uncertainty (meter) 2130
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 253
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) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.07644
Epicentral distance of station farthest from the epicenter (degree) 0.9227
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 63939331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-12-16 07:10:53

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 64626461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-11 14:52:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.GUMA.HHZ. 2018-12-16T06:09:25.80 0.6 undecidable manual S 208 0.5684 50 0.51 41
IV.EL6.EHZ. 2018-12-16T06:09:23.30 0.3 undecidable manual S 242 0.4973 50 0.14 68
IV.ASSB.HHZ. 2018-12-16T06:09:22.93 1.0 undecidable manual P 236 0.9227 50 -0.03 21
IV.NRCA.HHZ. 2018-12-16T06:09:21.29 0.3 undecidable manual P 211 0.8481 50 -0.39 60
IV.CIMA.HNZ. 2018-12-16T06:09:16.50 0.3 undecidable manual S 186 0.2599 107 0.59 64
IV.ARVD.HHZ. 2018-12-16T06:09:16.60 0.3 undecidable manual P 263 0.5576 50 -0.12 68
IV.GUMA.HHZ. 2018-12-16T06:09:16.65 0.3 undecidable manual P 208 0.5684 50 -0.26 66
IV.EL6.EHZ. 2018-12-16T06:09:15.19 0.1 negative manual P 242 0.4973 50 -0.49 84
IV.MNTP.HNZ. 2018-12-16T06:09:14.98 0.3 undecidable manual P 202 0.4596 50 -0.06 70
IV.SENI.HNN. 2018-12-16T06:09:14.44 0.3 undecidable manual P 293 0.3696 50 0.93 54
IV.PP3.EHZ. 2018-12-16T06:09:13.60 0.1 undecidable manual S 201 0.1988 112 -0.09 98
IV.CIMA.HNZ. 2018-12-16T06:09:11.67 0.1 negative manual P 186 0.2599 107 0.17 95
IV.PP3.EHZ. 2018-12-16T06:09:09.77 0.1 undecidable manual P 201 0.1988 112 -0.44 91
IV.AOI.HHZ. 2018-12-16T06:09:09.60 0.1 undecidable manual S 260 0.0764 136 -0.08 100
IV.AOI.HHZ. 2018-12-16T06:09:08.07 0.1 positive manual P 260 0.0764 136 0.17 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AOI.HHE. ML:2.1 0.0019268545 0.1824 AML other m 2018-12-16T06:09:09.68
IV.AOI.HHN. ML:2.4 0.003651257 0.1024 AML other m 2018-12-16T06:09:09.79
IV.PP3.HNN. ML:2.3 0.00138833795 0.1376 AML other m 2018-12-16T06:09:13.84
IV.PP3.EHE. ML:2.3 0.0012741899 0.1184 AML other m 2018-12-16T06:09:13.87
IV.PP3.HNE. ML:2.3 0.0012982351 0.0992 AML other m 2018-12-16T06:09:13.86
IV.PP3.EHN. ML:2.3 0.00144517415 0.16 AML other m 2018-12-16T06:09:13.85
IV.CIMA.HNE. ML:2.4 0.0014693355 0.4 AML other m 2018-12-16T06:09:17.19
IV.CIMA.HNN. ML:2.3 0.0010236799 0.32 AML other m 2018-12-16T06:09:17.31
IV.EL6.EHN. ML:1.5 7.742765E-5 1.4208 AML other m 2018-12-16T06:09:40.00
IV.EL6.EHE. ML:1.4 6.2476E-5 0.3616 AML other m 2018-12-16T06:09:28.29
IV.GUMA.HNN. ML:2.8 0.001220615 2.0416 AML other m 2018-12-16T06:09:36.93
IV.GUMA.HHN. ML:2 0.00017505785 0.24 AML other m 2018-12-16T06:09:28.86
IV.GUMA.HNE. ML:2 0.000197980555 0.3808 AML other m 2018-12-16T06:09:28.94
IV.GUMA.HHE. ML:2 0.000173955 0.2592 AML other m 2018-12-16T06:09:27.73
IV.NRCA.HHN. ML:2 0.00010305363 0.16 AML other m 2018-12-16T06:09:36.96
IV.NRCA.HHE. ML:1.9 9.242323E-5 0.1408 AML other m 2018-12-16T06:09:37.15
IV.ASSB.HHN. ML:1.5 3.141194E-5 0.2816 AML other m 2018-12-16T06:09:42.24
IV.ASSB.HHE. ML:1.8 6.000563E-5 2.5408 AML other m 2018-12-16T06:09:45.11
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download