Earthquake with magnitude of ML 0.8 on date 26-12-2023 and time 00:16:25 (UTC) in region 4 km S Cervia (RA)

A magnitude ML 0.8 earthquake occured in region: 4 km S Cervia (RA), on

  • 26-12-2023 00:16:25 (UTC)
  • 26-12-2023 01:16:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.2310, 12.3400 at 18 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cervia RA 4 28940 28940
Cesenatico FC 6 25796 54736
Gambettola FC 12 10660 65396
Cesena FC 13 96758 162154
Bellaria-Igea Marina RN 13 19519 181673
Gatteo FC 14 9068 190741
San Mauro Pascoli FC 15 11690 202431
Savignano sul Rubicone FC 16 17766 220197
Montiano FC 17 1716 221913
Longiano FC 17 7126 229039
Forlimpopoli FC 18 13290 242329
Bertinoro FC 19 11059 253388

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km NE of Cesena (96758 inhabitants)
24 Km SE of Ravenna (159116 inhabitants)
24 Km E of Forlì (117913 inhabitants)
26 Km NW of Rimini (147750 inhabitants)
37 Km E of Faenza (58541 inhabitants)
52 Km E of Imola (69797 inhabitants)
58 Km NW of Pesaro (94582 inhabitants)
69 Km NW of Fano (60888 inhabitants)
85 Km E of Bologna (386663 inhabitants)
88 Km SE of Ferrara (133155 inhabitants)
92 Km NE of Arezzo (99543 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 0.8 2023-12-26
00:16:25
44.2307 12.3398 18 2023-12-26
01:13:36
Sala Sismica INGV-Roma 124269461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-26 00:16:25 ± 0.3
Latitude 44.2307 ± 0.0207
Longitude 12.3398 ± 0.0138
Depth (km) 18 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124269461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2163
Semi-minor axis of confidence ellipse (meter) 1062
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 163
Circular confidence region, given by single value of horizontal uncertainty (meter) 2160.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 237
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.29862
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 11
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 124269461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-26 01:13:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CIRO.HHZ. 2023-12-26T00:18:21.70 3.0 undecidable manual Sg 1.56 0
GU.BURY.HHZ. 2023-12-26T00:18:18.47 3.0 undecidable manual Sg 6.3 0
IV.EPZF.HHZ. 2023-12-26T00:18:11.71 3.0 negative manual Pn 3.9 0
IV.TDS.HHZ. 2023-12-26T00:18:04.45 3.0 undecidable manual Pg 13.01 0
GU.LSD.HHZ. 2023-12-26T00:17:41.69 3.0 undecidable manual Pg 5.42 0
IV.CERA.HNZ. 2023-12-26T00:17:16.43 3.0 negative manual Pn 0.23 0
IV.STAL.HHZ. 2023-12-26T00:17:08.72 3.0 undecidable manual Pg -4.08 0
IV.CSP1.EHZ. 2023-12-26T00:16:49.74 1.0 undecidable manual P 151 144.1446 93 0.1 19
IV.PARC.HHZ. 2023-12-26T00:16:45.46 0.6 undecidable manual S 187 65.0904 97 -0.46 41
IV.SFI.EHZ. 2023-12-26T00:16:43.17 0.3 undecidable manual S 228 53.4021 99 0.34 66
IV.LMD.HHZ. 2023-12-26T00:16:43.15 0.6 undecidable manual S 252 53.1024 99 0.39 43
IV.ARVD.HHZ. 2023-12-26T00:16:42.72 0.1 undecidable manual P 149 94.4388 95 0.72 73
IV.PESA.HHE. 2023-12-26T00:16:42.88 3.0 undecidable manual S 129 51.2154 100 0.63 0
IV.CRE.HHZ. 2023-12-26T00:16:39.51 1.0 undecidable manual P 205 74.5698 96 0.56 20
IV.NARO.HHZ. 2023-12-26T00:16:38.15 0.6 undecidable manual P 164 71.373 96 -0.31 42
IV.MPAG.EHE. 2023-12-26T00:16:38.90 0.1 undecidable manual S 74.6697 -9.56 0
IT.MCS.HGZ. 2023-12-26T00:16:37.05 0.6 undecidable manual S 215 32.1456 108 -0.25 46
IV.PARC.HHZ. 2023-12-26T00:16:36.95 0.3 undecidable manual P 187 65.0904 97 -0.54 60
IV.SFI.EHZ. 2023-12-26T00:16:35.38 0.1 undecidable manual P 228 53.4021 99 -0.33 88
IV.LMD.HHZ. 2023-12-26T00:16:35.68 0.3 undecidable manual P 252 53.1024 99 0.01 70
IV.PESA.HHE. 2023-12-26T00:16:35.29 0.1 undecidable manual P 129 51.2154 100 -0.09 92
IV.BLLA.EHZ. 2023-12-26T00:16:33.42 0.3 undecidable manual S 133 14.2746 134 0.31 71
IT.MCS.HGZ. 2023-12-26T00:16:32.36 0.1 undecidable manual P 215 32.1456 108 -0.16 94
IV.MPAG.EHE. 2023-12-26T00:16:31.02 0.1 undecidable manual P 74.6697 -7.94 0
IV.BLLA.EHZ. 2023-12-26T00:16:30.13 0.1 undecidable manual P 133 14.2746 134 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHE. ML:1.2 0.000023596945 0.38 AML other m 2023-12-26T00:16:46.32
IV.PARC.HHN. ML:0.8 0.000011051578 0.3 AML other m 2023-12-26T00:16:46.88
IV.NARO.HHE. ML:0.8 0.000010373541 3.76 AML other m 2023-12-26T00:16:48.60
IV.NARO.HHN. ML:0.5 0.000005932573 0.18 AML other m 2023-12-26T00:16:49.91
IV.CRE.HHN. ML:0.8 0.0000110323275 0.24 AML other m 2023-12-26T00:16:51.77
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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