Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 26-12-2023 and time 14:24:45 (Italy) in region Costa Marchigiana Anconetana (Ancona)

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

  • 26-12-2023 13:24:45 (UTC)
  • 26-12-2023 14:24:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6930, 13.2840 at 11 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Senigallia AN 6 45027 45027
Montemarciano AN 6 9992 55019
Monte San Vito AN 10 6848 61867
Chiaravalle AN 11 14796 76663
Morro d'Alba AN 12 1903 78566
Falconara Marittima AN 12 26565 105131
Ostra AN 13 6875 112006
Camerata Picena AN 14 2567 114573
San Marcello AN 14 2057 116630
Trecastelli AN 14 7625 124255
Monsano AN 15 3405 127660
Belvedere Ostrense AN 16 2234 129894
Mondolfo PU 17 14277 144171
Agugliano AN 19 4865 149036
San Costanzo PU 19 4786 153822
Jesi AN 19 40399 194221
Monte Porzio PU 19 2836 197057
Corinaldo AN 20 4998 202055

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km W of Ancona (100861 inhabitants)
27 Km SE of Fano (60888 inhabitants)
38 Km SE of Pesaro (94582 inhabitants)
71 Km SE of Rimini (147750 inhabitants)
94 Km NE of Foligno (57155 inhabitants)
97 Km SE of Cesena (96758 inhabitants)
97 Km NE of Perugia (166134 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
Reviewed
Rev100 		ML 1.6 2023-12-26
13:24:45		 43.6932 13.2845 11 2023-12-26
13:35:26		 Sala Sismica INGV-Roma 124280651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-26 13:24:45 ± 0.13
Latitude 43.6932 ± 0.0090
Longitude 13.2845 ± 0.0075
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124280651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 970
Semi-minor axis of confidence ellipse (meter) 534
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 26
Circular confidence region, given by single value of horizontal uncertainty (meter) 970.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 167
Number of associated phases, regardless of their use for origin computation 76
Number of defining phases 63
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) 1.06300
Number of stations at which the event was observed 52
Number of stations from which data was used for origin computation 41
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 124280651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-26 13:35:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IVGP.HHZ. 2023-12-26T13:26:23.02 3.0 undecidable manual Pg 13.79 0
IV.CAFE.HHZ. 2023-12-26T13:26:17.19 3.0 undecidable manual Sg 3.2 0
IX.SCL3.EHZ.02 2023-12-26T13:26:15.84 3.0 undecidable manual Sn -7.75 0
IV.MRB1.HHZ. 2023-12-26T13:26:13.58 3.0 undecidable manual Sg 4.07 0
IX.SCL3.EHZ.02 2023-12-26T13:25:49.20 3.0 undecidable manual Pg 7.04 0
GU.POPM.HHZ. 2023-12-26T13:25:48.47 3.0 undecidable manual Sg 1.5 0
IV.BDI.HHZ. 2023-12-26T13:25:48.59 3.0 undecidable manual Sg -1.23 0
IV.POFI.HHZ. 2023-12-26T13:25:40.20 3.0 undecidable manual Sn -7.29 0
IV.CSNT.HHZ. 2023-12-26T13:25:33.65 3.0 undecidable manual Sn -2.05 0
IV.BADI.EHN. 2023-12-26T13:25:12.41 0.3 undecidable manual S 257 86.0472 50 1.3 46
IV.TB03.DH1.25 2023-12-26T13:25:09.67 0.6 undecidable manual S 246 77.367 50 0.86 38
IV.ATVO.HHZ. 2023-12-26T13:25:09.95 0.3 undecidable manual S 244 78.5658 50 0.82 57
IV.MGAB.HHZ. 2023-12-26T13:25:09.70 3.0 negative manual P 0.57 0
IV.ATPI.EHZ. 2023-12-26T13:25:09.34 0.3 undecidable manual S 250 75.8685 50 0.94 55
IV.TSM2.DHE.01 2023-12-26T13:25:08.06 0.6 undecidable manual S 243 71.8725 50 0.72 40
IV.MML1.EHZ. 2023-12-26T13:25:07.34 1.0 undecidable manual S 202 69.0753 50 0.75 20
IV.CAFI.HHZ. 2023-12-26T13:25:07.89 3.0 negative manual P 0.3 0
IV.TSM1.DH1.12 2023-12-26T13:25:06.44 0.3 undecidable manual S 235 67.377 50 0.3 68
IV.SMA1.EHZ. 2023-12-26T13:25:05.64 1.0 undecidable manual P 178 117.993 50 0.37 20
IV.ATBU.HNN. 2023-12-26T13:25:05.92 0.3 undecidable manual S 248 63.8916 50 0.71 62
IV.PIEI.HHZ. 2023-12-26T13:25:05.27 0.3 undecidable manual S 254 62.6928 50 0.38 68
IV.FOSV.EHE. 2023-12-26T13:25:04.68 0.3 undecidable manual S 224 61.0944 50 0.23 70
IV.TSM5.DHZ.10 2023-12-26T13:25:04.53 0.6 undecidable manual S 247 59.6958 50 0.44 45
IV.NARO.HHZ. 2023-12-26T13:25:03.62 0.6 undecidable manual S 261 57.1983 50 0.19 48
IV.SNTG.HHZ. 2023-12-26T13:25:03.96 0.6 undecidable manual S 210 55.8996 50 0.88 38
IV.NRCA.HHZ. 2023-12-26T13:25:01.80 1.0 undecidable manual P 188 96.3258 50 -0.14 22
IV.SSFR.HHZ. 2023-12-26T13:25:01.27 0.6 undecidable manual S 235 49.4172 50 -0.07 48
IV.PESA.HHN. 2023-12-26T13:25:00.91 0.3 undecidable manual S 308 44.9217 50 0.76 67
IV.PARC.HHE. 2023-12-26T13:25:00.31 0.1 undecidable manual P 267 84.0492 50 0.26 88
IV.TSM6.DH2.11 2023-12-26T13:24:59.40 0.1 undecidable manual P 253 80.2641 50 -0.07 92
IV.MPAG.EHZ. 2023-12-26T13:24:59.32 0.6 undecidable manual S 261 42.7239 50 -0.24 47
IV.MURB.HNE. 2023-12-26T13:24:59.05 0.1 undecidable manual P 232 77.5668 50 0 93
IV.CESI.HHZ. 2023-12-26T13:24:59.18 0.6 undecidable manual P 202 82.251 50 -0.59 41
IV.ATLO.HNE. 2023-12-26T13:24:59.61 0.1 undecidable manual P 240 82.0512 50 -0.14 91
IV.BADI.EHN. 2023-12-26T13:24:59.94 0.1 undecidable manual P 257 86.0472 50 -0.4 85
IV.TB01.DHZ.01 2023-12-26T13:24:58.70 0.1 undecidable manual P 243 76.5678 50 -0.18 91
IV.ATCC.EHZ. 2023-12-26T13:24:58.93 0.6 positive manual P 223 76.6677 50 0.03 47
IV.ATPI.EHZ. 2023-12-26T13:24:58.79 0.1 undecidable manual P 250 75.8685 50 0.01 94
IV.PERG.HNZ. 2023-12-26T13:24:58.44 3.0 undecidable manual S 0
IV.TB03.DH1.25 2023-12-26T13:24:58.88 0.1 undecidable manual P 246 77.367 50 -0.14 92
IV.ATVO.HHZ. 2023-12-26T13:24:58.84 0.1 undecidable manual P 244 78.5658 50 -0.36 87
IV.CING.HHZ. 2023-12-26T13:24:58.04 0.6 undecidable manual S 192 35.9418 50 0.29 48
IV.FDMO.HHZ. 2023-12-26T13:24:58.41 0.3 positive manual P 192 74.5698 50 -0.17 69
IV.ARVD.HHZ. 2023-12-26T13:24:57.14 0.6 undecidable manual S 232 35.0427 50 -0.37 47
IV.ATPC.HNN. 2023-12-26T13:24:57.62 0.1 undecidable manual P 251 70.5738 50 -0.34 89
IV.MML1.EHZ. 2023-12-26T13:24:57.53 0.3 positive manual P 202 69.0753 50 -0.2 69
IV.TSM1.DH1.12 2023-12-26T13:24:57.04 0.1 undecidable manual P 235 67.377 50 -0.44 88
IV.TSM2.DHE.01 2023-12-26T13:24:57.86 0.1 undecidable manual P 243 71.8725 50 -0.31 90
IV.CSP1.EHZ. 2023-12-26T13:24:57.08 1.0 undecidable manual P 186 66.9774 50 -0.34 23
IV.ATFO.HHZ. 2023-12-26T13:24:57.53 0.1 undecidable manual P 238 67.8765 50 -0.01 96
IV.PIEI.HHZ. 2023-12-26T13:24:56.78 0.1 undecidable manual P 254 62.6928 50 0.03 96
IV.AOI.HHE. 2023-12-26T13:24:56.89 0.3 undecidable manual S 122 30.0477 50 0.72 68
IV.PERG.HNZ. 2023-12-26T13:24:56.34 3.0 undecidable manual P 0
IV.APEC.HNE. 2023-12-26T13:24:56.70 0.1 undecidable manual P 258 70.9734 50 -1.34 58
IV.ATBU.HNN. 2023-12-26T13:24:56.73 0.1 undecidable manual P 248 63.8916 50 -0.21 93
IV.TSM5.DHZ.10 2023-12-26T13:24:55.80 0.1 undecidable manual P 247 59.6958 50 -0.49 88
IV.SNTG.HHZ. 2023-12-26T13:24:55.44 0.1 positive manual P 210 55.8996 50 -0.27 93
IV.FOSV.EHE. 2023-12-26T13:24:55.97 0.1 undecidable manual P 224 61.0944 50 -0.53 87
IV.NARO.HHZ. 2023-12-26T13:24:55.98 0.6 undecidable manual P 261 57.1983 50 0.07 48
IV.COR1.EHZ. 2023-12-26T13:24:55.47 0.6 undecidable manual S 253 23.754 50 0.96 34
IV.SSFR.HHZ. 2023-12-26T13:24:54.30 0.3 positive manual P 235 49.4172 50 -0.41 69
IV.ATSC.EHE. 2023-12-26T13:24:54.93 0.1 undecidable manual P 238 56.5989 50 -0.88 76
IV.PCRO.HNE. 2023-12-26T13:24:54.77 0.3 undecidable manual S 115 22.0668 50 0.74 58
IV.PESA.HHN. 2023-12-26T13:24:54.15 0.1 undecidable manual P 308 44.9217 50 0.13 99
IV.FRON.EHZ. 2023-12-26T13:24:54.20 0.1 undecidable manual P 247 48.9177 50 -0.43 91
IV.EL6.EHZ. 2023-12-26T13:24:53.44 0.1 undecidable manual P 200 42.9237 50 -0.27 96
IV.MPAG.EHZ. 2023-12-26T13:24:53.32 1.0 negative manual P 261 42.7239 50 -0.36 23
IV.CING.HHZ. 2023-12-26T13:24:52.38 0.1 undecidable manual P 192 35.9418 50 -0.25 97
IV.AOI.HHE. 2023-12-26T13:24:52.00 0.1 undecidable manual P 122 30.0477 50 0.28 98
IV.CRTC.HNE. 2023-12-26T13:24:51.99 0.1 undecidable manual P 285 33.2445 50 -0.23 96
IV.COR1.EHZ. 2023-12-26T13:24:51.02 0.1 negative manual P 253 23.754 50 0.26 94
IV.ARVD.HHZ. 2023-12-26T13:24:51.71 0.6 positive manual P 232 35.0427 50 -0.78 41
VM.AMEN.HHZ. 2023-12-26T13:24:50.00 0.1 undecidable manual P 126 15.873 124 0.51 83
IV.SENI.EHZ. 2023-12-26T13:24:50.80 0.6 undecidable manual S 288 4.2957 158 1.11 26
IV.PCRO.HNE. 2023-12-26T13:24:50.50 0.1 undecidable manual P 115 22.0668 50 0.01 100
IV.SENI.EHZ. 2023-12-26T13:24:48.33 0.6 undecidable manual P 288 4.2957 158 0.35 44
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.COR1.EHN. ML:2.2 0.00103 0.22 AML other m 2023-12-26T13:24:55.72
IV.COR1.EHE. ML:2.3 0.0011949999999999999 0.42 AML other m 2023-12-26T13:24:55.67
IV.ARVD.HHN. ML:1.4 0.0001035 0.6 AML other m 2023-12-26T13:24:57.40
IV.ARVD.HHE. ML:1.4 0.00009665 0.66 AML other m 2023-12-26T13:24:57.35
IV.CING.HHN. ML:1.5 0.000135 0.26 AML other m 2023-12-26T13:24:58.30
IV.CING.HHE. ML:1.5 0.00011399999999999999 0.58 AML other m 2023-12-26T13:24:59.31
IV.MPAG.EHN. ML:1.6 0.00011515000000000001 0.62 AML other m 2023-12-26T13:25:01.61
IV.SSFR.HNN. ML:2.1 0.00035 0.28 AML other m 2023-12-26T13:25:01.52
IV.MPAG.EHE. ML:1.5 0.00009515 0.44 AML other m 2023-12-26T13:25:01.70
IV.SSFR.HNE. ML:2.0 0.0002895 0.82 AML other m 2023-12-26T13:25:01.39
IV.SNTG.HHN. ML:1.7 0.0001061 0.18 AML other m 2023-12-26T13:25:04.44
IV.SNTG.HHE. ML:1.4 0.000058800000000000006 0.16 AML other m 2023-12-26T13:25:04.40
IV.NARO.HHN. ML:1.4 0.0000486 0.38 AML other m 2023-12-26T13:25:04.71
IV.NARO.HHE. ML:1.4 0.00004935 1.02 AML other m 2023-12-26T13:25:04.80
IV.PIEI.HHN. ML:1.4 0.0000514 0.76 AML other m 2023-12-26T13:25:05.93
IV.PIEI.HHE. ML:1.8 0.00011015 1.48 AML other m 2023-12-26T13:25:06.24
IV.MML1.EHE. ML:1.6 0.000077 0.64 AML other m 2023-12-26T13:25:07.39
IV.ATPI.EHE. ML:1.4 0.0000374 1.68 AML other m 2023-12-26T13:25:09.02
IV.ATCC.EHE. ML:1.6 0.0000654 0.42 AML other m 2023-12-26T13:25:10.76
IV.ATVO.HHN. ML:1.3 0.00003015 0.42 AML other m 2023-12-26T13:25:10.55
IV.ATVO.HHE. ML:1.4 0.00003325 0.44 AML other m 2023-12-26T13:25:10.83
IV.ATCC.EHN. ML:1.8 0.00008635 0.4 AML other m 2023-12-26T13:25:11.81
IV.ATPI.EHN. ML:1.5 0.00004755 1.56 AML other m 2023-12-26T13:25:12.96
IV.MML1.EHN. ML:1.5 0.0000532 0.3 AML other m 2023-12-26T13:25:14.01
IV.CESI.HHN. ML:1.7 0.000058049999999999995 0.32 AML other m 2023-12-26T13:25:14.96
IV.CESI.HHE. ML:1.6 0.0000571 1.6 AML other m 2023-12-26T13:25:14.06
IV.FDMO.HHE. ML:1.5 0.000046949999999999996 1.12 AML other m 2023-12-26T13:25:15.75
IV.FDMO.HHN. ML:1.4 0.00003765 1.38 AML other m 2023-12-26T13:25:16.90
IV.NRCA.HHN. ML:1.7 0.0000533 0.42 AML other m 2023-12-26T13:25:19.50
IV.NRCA.HHE. ML:1.6 0.000046 0.44 AML other m 2023-12-26T13:25:22.25
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