Earthquake with magnitude of ML 1.6 on date 03-12-2023 and time 07:32:03 (UTC) in region 3 km SE Meldola (FC)

A magnitude ML 1.6 earthquake occured in region: 3 km SE Meldola (FC), on

  • 03-12-2023 07:32:03 (UTC)
  • 03-12-2023 08:32:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1120, 12.0890 at 20 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
Meldola FC 3 9970 9970
Bertinoro FC 6 11059 21029
Predappio FC 9 6346 27375
Forlimpopoli FC 9 13290 40665
Cesena FC 13 96758 137423
Forlì FC 13 117913 255336
Castrocaro Terme e Terra del Sole FC 13 6426 261762
Dovadola FC 16 1653 263415
Civitella di Romagna FC 17 3786 267201
Montiano FC 18 1716 268917
Galeata FC 19 2516 271433
Mercato Saraceno FC 19 6886 278319
Longiano FC 20 7126 285445
Roncofreddo FC 20 3386 288831

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km W of Cesena (96758 inhabitants)
13 Km SE of Forlì (117913 inhabitants)
25 Km SE of Faenza (58541 inhabitants)
35 Km S of Ravenna (159116 inhabitants)
39 Km W of Rimini (147750 inhabitants)
40 Km SE of Imola (69797 inhabitants)
70 Km W of Pesaro (94582 inhabitants)
73 Km SE of Bologna (386663 inhabitants)
74 Km N of Arezzo (99543 inhabitants)
77 Km E of Firenze (382808 inhabitants)
80 Km W of Fano (60888 inhabitants)
83 Km E of Scandicci (50609 inhabitants)
83 Km E of Prato (191150 inhabitants)
89 Km SE of Ferrara (133155 inhabitants)
96 Km E of Pistoia (90315 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 2023-12-03
07:32:03
44.1117 12.0887 20 2023-12-03
07:45:17
Sala Sismica INGV-Roma 123745051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-03 07:32:03 ± 0.11
Latitude 44.1117 ± 0.0054
Longitude 12.0887 ± 0.0050
Depth (km) 20 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123745051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 466
Semi-minor axis of confidence ellipse (meter) 465
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 21
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 221
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.78691
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 123745051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-03 07:45:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHZ. 2023-12-03T07:32:42.12 3.0 positive manual Pg 2.63 0
IV.CRE.HHZ. 2023-12-03T07:32:20.97 0.3 undecidable manual S 191 55.6998 102 0.22 68
IV.PARC.HHZ. 2023-12-03T07:32:20.15 0.3 undecidable manual S 167 52.7028 103 0.18 69
IV.RUFI.EHZ. 2023-12-03T07:32:20.45 0.6 undecidable manual S 237 55.3002 102 -0.19 46
IV.CAFI.HHZ. 2023-12-03T07:32:18.11 0.3 undecidable manual P 186 87.3459 97 -0.02 67
IV.RINC.EHE. 2023-12-03T07:32:18.31 0.3 undecidable manual S 237 45.8208 105 0.13 71
IV.VMGN.HHZ. 2023-12-03T07:32:18.92 0.3 undecidable manual S 249 47.619 104 0.27 69
IV.NARO.HHZ. 2023-12-03T07:32:15.21 0.3 undecidable manual P 145 68.0763 99 0.02 70
IV.SFI.EHZ. 2023-12-03T07:32:14.01 0.3 undecidable manual S 220 29.9478 115 -0.19 72
IV.VISG.HHZ. 2023-12-03T07:32:13.01 0.3 undecidable manual P 280 52.8027 103 0.14 70
IT.MOG.HNZ. 2023-12-03T07:32:13.52 0.6 undecidable manual S 284 26.4513 119 0.16 49
IV.RUFI.EHZ. 2023-12-03T07:32:13.04 0.3 undecidable manual P 237 55.3002 102 -0.22 69
IV.CRE.HHZ. 2023-12-03T07:32:13.24 0.3 undecidable manual P 191 55.6998 102 -0.08 71
IV.VMGN.HHZ. 2023-12-03T07:32:12.04 0.3 undecidable manual P 249 47.619 104 -0.06 72
IV.PARC.HHZ. 2023-12-03T07:32:12.74 0.3 undecidable manual P 167 52.7028 103 -0.13 70
IV.RINC.EHE. 2023-12-03T07:32:11.60 0.3 undecidable manual P 237 45.8208 105 -0.24 69
IT.MCS.HGZ. 2023-12-03T07:32:10.84 0.3 undecidable manual S 174 13.1757 142 0.21 75
IV.SFI.EHZ. 2023-12-03T07:32:09.32 0.1 undecidable manual P 220 29.9478 115 -0.21 96
IT.MOG.HNZ. 2023-12-03T07:32:09.24 0.1 undecidable manual P 284 26.4513 119 0.19 97
IT.MCS.HGZ. 2023-12-03T07:32:07.36 0.1 undecidable manual P 174 13.1757 142 -0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHN. ML:2.0 0.000374 0.4 AML other m 2023-12-03T07:32:14.72
IV.SFI.EHE. ML:1.9 0.00030649999999999997 0.66 AML other m 2023-12-03T07:32:14.84
IV.VMGN.HHE. ML:1.5 0.00008615000000000001 1.1 AML other m 2023-12-03T07:32:19.94
IV.VMGN.HHN. ML:1.5 0.00008044999999999999 1.3 AML other m 2023-12-03T07:32:20.69
IV.VISG.HHN. ML:1.2 0.0000359 0.9 AML other m 2023-12-03T07:32:22.98
IV.CRE.HHE. ML:1.6 0.0000872 0.68 AML other m 2023-12-03T07:32:23.35
IV.VISG.HHE. ML:1.2 0.00003455 0.44 AML other m 2023-12-03T07:32:23.90
IV.CRE.HHN. ML:1.9 0.0001545 1.16 AML other m 2023-12-03T07:32:23.17
IV.PARC.HHE. ML:1.3 0.00005088172 0.1984 AML other m 2023-12-03T07:32:21.84
IV.PARC.HHN. ML:1.6 0.000086175035 2.2656 AML other m 2023-12-03T07:32:22.69
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