Earthquake with magnitude of ML 1.6 on date 31-12-2022 and time 18:38:39 (UTC) in region Costa Marchigiana Anconetana (Ancona)

A magnitude ML 1.6 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 31-12-2022 18:38:39 (UTC)
  • 31-12-2022 19:38:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.9220, 13.3560 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km E of Fano (60888 inhabitants)
35 Km E of Pesaro (94582 inhabitants)
36 Km NW of Ancona (100861 inhabitants)
65 Km E of Rimini (147750 inhabitants)
92 Km E of Cesena (96758 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 1.6 2022-12-31
18:38:39
43.9223 13.356 7 2024-03-01
15:28:16
Bollettino Sismico Italiano INGV 113674991
Reviewed
Rev100
ML 1.6 2022-12-31
18:38:39
43.9345 13.3842 8 2022-12-31
18:52:49
Sala Sismica INGV-Roma 113217431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-31 18:38:39 ± 0.28
Latitude 43.9223 ± 0.0108
Longitude 13.3560 ± 0.0125
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 113674991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1381
Semi-minor axis of confidence ellipse (meter) 422
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 217
Circular confidence region, given by single value of horizontal uncertainty (meter) 1380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 235
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 44
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.10257
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 29
Type of magnitude ML
Reference to an origin 113217431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-31 18:52:49

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 113674991
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-16 10:01:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
NI.VINO.HHZ. 2022-12-31T18:39:19.95 3.0 undecidable manual P 0.28 0
IV.CRE.HHZ. 2022-12-31T18:39:01.60 0.6 undecidable manual P 254 117.3936 50 1.54 24
IV.NRCA.HHZ. 2022-12-31T18:39:01.40 0.3 undecidable manual P 189 122.3886 50 0.58 57
IV.MC2.EHZ. 2022-12-31T18:39:00.21 0.3 undecidable manual P 187 112.998 50 0.84 52
IV.MMO1.EHZ. 2022-12-31T18:39:00.45 0.3 undecidable manual P 181 113.4975 50 1 49
IV.MF5.EHZ. 2022-12-31T18:38:58.89 0.3 undecidable manual P 175 104.0181 50 0.9 52
IV.CESI.HHZ. 2022-12-31T18:38:58.73 0.3 undecidable manual P 200 108.114 50 0.11 66
IV.ATCC.EHZ. 2022-12-31T18:38:57.29 0.3 undecidable manual P 215 100.0221 50 -0.09 67
IV.MML1.EHZ. 2022-12-31T18:38:57.58 0.3 undecidable manual P 199 94.9383 50 0.99 51
IV.PARC.HHZ. 2022-12-31T18:38:56.90 0.3 undecidable manual P 252 94.5387 50 0.37 64
IV.CSP1.EHZ. 2022-12-31T18:38:56.85 0.1 undecidable manual P 188 92.9403 50 0.56 81
IV.ATVO.HHZ. 2022-12-31T18:38:56.73 0.6 undecidable manual P 232 96.9252 50 -0.18 44
IV.FDMO.HHZ. 2022-12-31T18:38:56.97 0.3 undecidable manual P 193 100.6215 50 -0.5 61
Y1.T1714.HNE. 2022-12-31T18:38:56.65 0.3 undecidable manual S 176 49.617 50 0 74
IV.COR1.EHZ. 2022-12-31T18:38:55.32 0.3 undecidable manual S 222 43.0236 50 0.43 70
IV.ATPC.HHE. 2022-12-31T18:38:55.35 0.3 undecidable manual P 236 87.1461 50 -0.05 69
IV.AOI.HHZ. 2022-12-31T18:38:55.41 0.3 undecidable manual S 154 45.7209 50 -0.22 72
IV.CRTC.HNE. 2022-12-31T18:38:54.61 0.6 undecidable manual S 246 41.5251 50 0.12 50
IV.PESA.HHZ. 2022-12-31T18:38:54.79 0.3 undecidable manual S 273 41.2254 50 0.37 71
IV.PE3.EHE. 2022-12-31T18:38:53.16 0.6 undecidable manual P 250 73.2711 50 -0.1 47
IV.PCRO.HNZ. 2022-12-31T18:38:53.04 0.6 undecidable manual S 158 37.629 100 -0.23 49
Y1.T1742.EHE. 2022-12-31T18:38:53.41 0.3 undecidable manual S 200 36.0417 101 0.7 63
Y1.T1743.HNN. 2022-12-31T18:38:53.16 0.6 undecidable manual S 257 38.3283 100 -0.33 48
IV.PIEI.HHZ. 2022-12-31T18:38:53.70 0.3 undecidable manual P 237 78.5658 50 -0.37 66
IV.ATSC.EHE. 2022-12-31T18:38:53.41 0.6 undecidable manual P 224 77.0673 50 -0.44 43
Y1.T1711.HNZ.01 2022-12-31T18:38:52.46 0.6 undecidable manual P 279 61.2942 50 1.05 35
IV.SSFR.HHZ. 2022-12-31T18:38:52.45 0.3 undecidable manual P 221 70.8735 50 -0.44 66
IV.NARO.HHZ. 2022-12-31T18:38:52.40 0.3 undecidable manual P 241 71.0733 50 -0.52 64
IV.FRON.EHZ. 2022-12-31T18:38:51.79 0.6 undecidable manual P 229 67.5768 50 -0.59 42
IV.EL6.EHE. 2022-12-31T18:38:51.99 0.1 undecidable manual P 197 68.8755 50 -0.59 84
IV.CING.HNZ. 2022-12-31T18:38:51.16 0.3 undecidable manual P 192 61.9935 50 -0.37 68
IV.ARVD.HHE. 2022-12-31T18:38:50.35 0.3 undecidable manual P 215 57.5979 50 -0.49 66
IV.MPAG.EHZ. 2022-12-31T18:38:50.24 0.1 undecidable manual P 236 57.7977 50 -0.63 84
Y1.T1741.HNZ. 2022-12-31T18:38:50.85 0.6 undecidable manual S 234 31.746 102 -0.41 48
Y1.T1714.HNE. 2022-12-31T18:38:49.34 0.1 undecidable manual P 176 49.617 50 -0.26 95
IV.AOI.HHZ. 2022-12-31T18:38:48.58 0.3 undecidable manual P 154 45.7209 50 -0.44 69
IV.PESA.HHZ. 2022-12-31T18:38:48.40 0.1 undecidable manual P 273 41.2254 50 0.08 100
IV.COR1.EHZ. 2022-12-31T18:38:48.38 0.1 undecidable manual P 222 43.0236 50 -0.21 97
IV.CRTC.HNE. 2022-12-31T18:38:48.41 0.3 undecidable manual P 246 41.5251 50 0.04 75
IV.SENI.EHZ. 2022-12-31T18:38:48.92 0.3 undecidable manual S 202 26.0517 105 -0.4 73
Y1.T1743.HNN. 2022-12-31T18:38:47.57 0.3 undecidable manual P 257 38.3283 100 -0.21 74
IV.PCRO.HNZ. 2022-12-31T18:38:47.51 0.3 undecidable manual P 158 37.629 100 -0.15 75
Y1.T1742.EHE. 2022-12-31T18:38:47.55 0.1 undecidable manual P 200 36.0417 101 0.21 97
Y1.T1741.HNZ. 2022-12-31T18:38:46.70 0.3 undecidable manual P 234 31.746 102 0.2 74
IV.SENI.EHZ. 2022-12-31T18:38:45.54 0.1 undecidable manual P 202 26.0517 105 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PESA.HHE. ML:1.9 0.000275 1.22 AML other m 2022-12-31T18:38:55.32
IV.COR1.EHN. ML:1.9 0.000279 0.64 AML other m 2022-12-31T18:38:56.58
IV.COR1.EHE. ML:1.7 0.000155 0.76 AML other m 2022-12-31T18:38:56.25
IV.PESA.HHN. ML:1.8 0.0002375 0.38 AML other m 2022-12-31T18:38:56.59
IV.ARVD.HHN. ML:1.4 0.0000511 0.48 AML other m 2022-12-31T18:38:59.55
IV.CING.HHN. ML:1.4 0.000044899999999999994 0.8 AML other m 2022-12-31T18:39:00.90
IV.CING.HHE. ML:1.4 0.000043700000000000005 1.3 AML other m 2022-12-31T18:39:01.75
IV.ARVD.HHE. ML:1.4 0.00005045 1.54 AML other m 2022-12-31T18:39:03.00
IV.NARO.HHN. ML:1.4 0.00003855 0.52 AML other m 2022-12-31T18:39:04.41
IV.MPAG.EHE. ML:1.4 0.00005184999999999999 0.48 AML other m 2022-12-31T18:39:04.61
IV.NARO.HHE. ML:1.3 0.000032349999999999994 0.42 AML other m 2022-12-31T18:39:06.37
IV.SSFR.HHN. ML:1.8 0.00011695 0.2 AML other m 2022-12-31T18:39:07.29
IV.MPAG.EHN. ML:1.4 0.00004975 1.44 AML other m 2022-12-31T18:39:08.96
IV.PIEI.HHN. ML:1.6 0.000054900000000000006 0.84 AML other m 2022-12-31T18:39:08.56
IV.PIEI.HHE. ML:1.7 0.0000659 1.08 AML other m 2022-12-31T18:39:09.23
IV.SSFR.HHE. ML:1.8 0.00010580000000000001 0.78 AML other m 2022-12-31T18:39:11.10
IV.MML1.EHN. ML:1.5 0.0000369 0.8 AML other m 2022-12-31T18:39:12.18
IV.MML1.EHE. ML:1.6 0.00004155 0.3 AML other m 2022-12-31T18:39:14.36
IV.PARC.HHE. ML:1.4 0.000031 0.52 AML other m 2022-12-31T18:39:14.31
IV.ATVO.HHE. ML:1.5 0.000029999999999999997 1.46 AML other m 2022-12-31T18:39:15.25
IV.PARC.HHN. ML:1.4 0.00003165 0.28 AML other m 2022-12-31T18:39:16.35
IV.ATCC.EHN. ML:1.8 0.0000667 1.42 AML other m 2022-12-31T18:39:16.78
IV.CESI.HHN. ML:1.8 0.00005155 0.88 AML other m 2022-12-31T18:39:17.17
IV.CESI.HHE. ML:1.7 0.000042300000000000005 1.12 AML other m 2022-12-31T18:39:18.10
IV.MMO1.EHN. ML:1.8 0.0000561 0.3 AML other m 2022-12-31T18:39:18.81
IV.ATVO.HHN. ML:1.5 0.0000287 0.42 AML other m 2022-12-31T18:39:18.77
IV.MMO1.EHE. ML:1.8 0.0000561 0.4 AML other m 2022-12-31T18:39:20.07
IV.ATCC.EHE. ML:1.7 0.00004845 1.48 AML other m 2022-12-31T18:39:20.06
IV.NRCA.HHE. ML:1.6 0.0000306 0.38 AML other m 2022-12-31T18:39:21.21
IV.NRCA.HHN. ML:1.6 0.000030150000000000004 0.82 AML other m 2022-12-31T18:39:23.25
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