Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 25-11-2022 and time 23:08:45 (UTC) in region Costa Marchigiana Anconetana (Ancona)

A magnitude ML 1.2 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 25-11-2022 23:08:45 (UTC)
  • 26-11-2022 00:08:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.7760, 13.2760 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.

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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 8 45027 45027
Mondolfo PU 15 14277 59304
Montemarciano AN 15 9992 69296
San Costanzo PU 17 4786 74082
Trecastelli AN 18 7625 81707
Falconara Marittima AN 19 26565 108272
Monte San Vito AN 19 6848 115120
Chiaravalle AN 20 14796 129916
Morro d'Alba AN 20 1903 131819

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Fano (60888 inhabitants)
26 Km NW of Ancona (100861 inhabitants)
33 Km E of Pesaro (94582 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 1.2 2022-11-25
23:08:45		 43.7763 13.2758 11 2024-03-01
15:28:19		 Bollettino Sismico Italiano INGV 114520601
Reviewed
Rev100 		ML 0.9 2022-11-25
23:08:46		 43.7523 13.2753 10 2022-11-25
23:17:21		 Sala Sismica INGV-Roma 112208791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-25 23:08:45 ± 0.18
Latitude 43.7763 ± 0.0090
Longitude 13.2758 ± 0.0100
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114520601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1062
Semi-minor axis of confidence ellipse (meter) 579
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 213
Circular confidence region, given by single value of horizontal uncertainty (meter) 1060.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 194
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.07734
Epicentral distance of station farthest from the epicenter (degree) 0.49283
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 114520601
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-02-17 16:44:00

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 112208791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-25 23:17:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2022-11-25T23:09:02.04 0.6 undecidable manual S 196 51.5151 50 0.03 47
IV.SSFR.HHZ. 2022-11-25T23:09:02.92 0.6 undecidable manual S 227 54.7008 50 0.05 47
IV.FRON.EHZ. 2022-11-25T23:09:02.25 0.6 undecidable manual S 237 52.7028 50 -0.06 47
IV.CING.HHZ. 2022-11-25T23:09:00.26 0.6 undecidable manual S 188 44.9217 50 0.01 48
IV.PESA.HHZ. 2022-11-25T23:08:59.32 0.6 undecidable manual S 298 39.3273 50 0.56 43
Y1.T1714.HNZ. 2022-11-25T23:08:58.13 0.6 undecidable manual S 164 34.6431 50 0.62 42
IV.AOI.HHZ. 2022-11-25T23:08:58.46 0.6 undecidable manual S 134 36.2415 50 0.53 44
IV.ARVD.HHZ. 2022-11-25T23:08:58.36 0.6 undecidable manual S 221 40.9257 50 -0.82 39
Y1.T1743.HNN. 2022-11-25T23:08:57.23 0.6 undecidable manual S 284 31.8459 50 0.46 45
IV.PCRO.HNE. 2022-11-25T23:08:56.34 0.6 undecidable manual S 132 27.8499 50 0.66 42
IV.CRTC.HNE. 2022-11-25T23:08:56.94 0.6 undecidable manual S 269 31.4463 50 0.28 47
IV.COR1.EHZ. 2022-11-25T23:08:56.34 0.6 undecidable manual S 234 27.3504 50 0.8 40
IV.FRON.EHZ. 2022-11-25T23:08:55.53 0.3 undecidable manual P 237 52.7028 50 0.25 68
IV.SSFR.HHZ. 2022-11-25T23:08:55.23 0.3 undecidable manual P 227 54.7008 50 -0.37 66
IV.EL6.EHZ. 2022-11-25T23:08:54.60 0.1 undecidable manual P 196 51.5151 50 -0.5 86
Y1.T1742.HNZ. 2022-11-25T23:08:53.94 0.6 undecidable manual S 198 18.5703 119 0.87 39
IV.CING.HHZ. 2022-11-25T23:08:53.58 0.3 undecidable manual P 188 44.9217 50 -0.51 65
Y1.T1741.HNZ. 2022-11-25T23:08:53.95 0.3 undecidable manual S 262 19.3695 118 0.64 65
IV.PESA.HHZ. 2022-11-25T23:08:53.09 0.3 undecidable manual P 298 39.3273 50 -0.13 71
IV.MPAG.HNZ. 2022-11-25T23:08:53.33 0.3 undecidable manual P 249 44.5221 50 -0.69 60
IV.ARVD.HHZ. 2022-11-25T23:08:52.76 0.3 undecidable manual P 221 40.9257 50 -0.71 61
Y1.T1714.HNZ. 2022-11-25T23:08:52.45 0.3 undecidable manual P 164 34.6431 50 -0.05 73
IV.AOI.HHZ. 2022-11-25T23:08:52.57 0.3 undecidable manual P 134 36.2415 50 -0.18 71
IV.COR1.EHZ. 2022-11-25T23:08:51.36 0.1 undecidable manual P 234 27.3504 50 -0.01 99
Y1.T1743.HNN. 2022-11-25T23:08:51.98 0.3 undecidable manual P 284 31.8459 50 -0.1 73
IV.PCRO.HNE. 2022-11-25T23:08:51.76 0.3 undecidable manual P 132 27.8499 50 0.31 70
IV.CRTC.HNE. 2022-11-25T23:08:51.91 0.3 undecidable manual P 269 31.4463 50 -0.11 73
IV.SENI.EHZ. 2022-11-25T23:08:50.20 0.3 undecidable manual S 204 8.5803 141 -0.16 75
Y1.T1742.HNZ. 2022-11-25T23:08:50.00 0.1 undecidable manual P 198 18.5703 119 0.06 100
Y1.T1741.HNZ. 2022-11-25T23:08:50.08 0.3 undecidable manual P 262 19.3695 118 0 76
IV.SENI.EHZ. 2022-11-25T23:08:48.16 0.1 undecidable manual P 204 8.5803 141 -0.22 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SENI.EHN. ML:1.6 0.0005426306000000001 0.1152 AML other m 2022-11-25T23:08:50.28
IV.SENI.EHE. ML:1.4 0.00033719109999999996 0.128 AML other m 2022-11-25T23:08:50.34
IV.SENI.HNN. ML:2.2 0.002175 0.16 AML other m 2022-11-25T23:08:50.55
IV.SENI.HNE. ML:2.1 0.001741317 0.1152 AML other m 2022-11-25T23:08:50.55
IV.ARVD.HHN. ML:0.9 0.000025349999999999996 0.42 AML other m 2022-11-25T23:09:05.59
IV.SSFR.HHN. ML:0.9 0.0000224602885 0.192 AML other m 2022-11-25T23:09:06.75
IV.SSFR.HHE. ML:0.9 0.000018265662499999998 0.2176 AML other m 2022-11-25T23:09:06.88
IV.ARVD.HHE. ML:1.0 0.0000337 0.46 AML other m 2022-11-25T23:09:10.71
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