Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 16-01-2024 and time 11:42:57 (Italy) in region Costa Romagnola meridionale (Rimini, Forli Cesena)

A magnitude ML 1.6 earthquake occured in region: Costa Romagnola meridionale (Rimini, Forli Cesena), on

  • 16-01-2024 10:42:57 (UTC)
  • 16-01-2024 11:42:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0870, 12.7510 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.

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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
Riccione RN 12 34965 34965
Misano Adriatico RN 13 13014 47979
Gabicce Mare PU 13 5781 53760
Cattolica RN 14 17125 70885
Rimini RN 15 147750 218635
Gradara PU 16 4835 223470
San Giovanni in Marignano RN 17 9417 232887
Coriano RN 18 10502 243389
San Clemente RN 20 5577 248966

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km E of Rimini (147750 inhabitants)
24 Km NW of Pesaro (94582 inhabitants)
35 Km NW of Fano (60888 inhabitants)
41 Km E of Cesena (96758 inhabitants)
57 Km SE of Ravenna (159116 inhabitants)
59 Km E of Forlì (117913 inhabitants)
73 Km E of Faenza (58541 inhabitants)
81 Km NW of Ancona (100861 inhabitants)
88 Km E of Imola (69797 inhabitants)
98 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 1.6 2024-01-16
10:42:57		 44.087 12.7512 18 2024-01-16
11:05:47		 Sala Sismica INGV-Roma 124676981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-16 10:42:57 ± 0.25
Latitude 44.0870 ± 0.0099
Longitude 12.7512 ± 0.0150
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 124676981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1116
Semi-minor axis of confidence ellipse (meter) 840
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 332
Circular confidence region, given by single value of horizontal uncertainty (meter) 1120.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 261
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.74734
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 124676981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-16 11:05:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRAC.EHZ. 2024-01-16T10:44:57.29 3.0 undecidable manual Sn -1.17 0
GU.IMI.HHZ. 2024-01-16T10:44:55.23 3.0 undecidable manual Sg 15.65 0
IV.LIBRI.HHZ. 2024-01-16T10:44:42.81 3.0 undecidable manual Pg 14.37 0
IV.MOCO.HHZ. 2024-01-16T10:43:56.14 3.0 undecidable manual Pg 8.61 0
IV.SACR.HHZ. 2024-01-16T10:43:48.87 3.0 undecidable manual Pn 4.01 0
IV.ZEN8.EHZ. 2024-01-16T10:43:39.40 3.0 undecidable manual Pg 1.5 0
NI.POLC.HHZ. 2024-01-16T10:43:35.13 3.0 positive manual Pg -0.34 0
IV.VVLD.HHZ. 2024-01-16T10:43:33.70 3.0 negative manual Pn -1.04 0
IV.ATVO.HHZ. 2024-01-16T10:43:22.80 0.3 undecidable manual S 200 82.9503 96 0.47 63
IV.FRON.EHZ. 2024-01-16T10:43:17.49 0.6 undecidable manual S 182 63.1923 98 0.39 45
IV.PIEI.HHZ. 2024-01-16T10:43:17.26 0.3 undecidable manual S 196 63.5919 98 0.06 71
IV.NARO.HHZ. 2024-01-16T10:43:14.43 0.3 undecidable manual S 195 54.6009 100 -0.39 68
IV.MPAG.EHZ. 2024-01-16T10:43:13.77 0.6 undecidable manual S 179 50.8158 101 -0.06 49
IV.ATVO.HHZ. 2024-01-16T10:43:12.26 0.1 undecidable manual P 200 82.9503 96 0.37 85
IV.LMD.HHZ. 2024-01-16T10:43:12.96 3.0 undecidable manual P -4.13 0
IV.BADI.EHZ. 2024-01-16T10:43:11.29 1.0 negative manual P 213 75.8685 96 0.48 21
IV.ATPI.EHZ. 2024-01-16T10:43:11.27 0.6 positive manual P 202 75.9684 96 0.45 42
IV.SFI.EHZ. 2024-01-16T10:43:11.04 1.0 positive manual P 255 74.9694 97 0.37 21
IV.SSFR.HHZ. 2024-01-16T10:43:10.18 0.6 positive manual P 178 72.2721 97 -0.08 47
IV.PIEI.HHZ. 2024-01-16T10:43:09.17 0.1 undecidable manual P 196 63.5919 98 0.24 91
IV.PARC.HHZ. 2024-01-16T10:43:09.08 0.1 undecidable manual P 220 63.5919 98 0.14 93
IV.MCIF.HNZ. 2024-01-16T10:43:08.64 0.3 undecidable manual S 197 32.0457 109 -0.34 72
IV.FRON.EHZ. 2024-01-16T10:43:08.36 0.1 undecidable manual P 182 63.1923 98 -0.51 87
IV.NARO.HHZ. 2024-01-16T10:43:07.23 0.1 undecidable manual P 195 54.6009 100 -0.33 92
IV.MPAG.EHZ. 2024-01-16T10:43:06.74 1.0 positive manual P 179 50.8158 101 -0.25 23
IV.PESA.HHZ. 2024-01-16T10:43:05.71 0.3 undecidable manual S 156 17.6712 128 0.12 77
IV.MCIF.HNZ. 2024-01-16T10:43:03.98 0.3 undecidable manual P 197 32.0457 109 -0.2 74
IV.RSM2.HHE. 2024-01-16T10:43:03.49 0.1 undecidable manual P 236 29.5482 111 -0.34 97
IV.PESA.HHZ. 2024-01-16T10:43:02.45 0.1 undecidable manual P 156 17.6712 128 0.22 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NARO.HHE. ML:1.7 0.00010570000000000001 0.1 AML other m 2024-01-16T10:43:14.49
IV.NARO.HHN. ML:1.5 0.00006555 0.38 AML other m 2024-01-16T10:43:14.65
IV.MPAG.EHN. ML:1.3 0.000044699999999999996 0.78 AML other m 2024-01-16T10:43:15.21
IV.MPAG.EHE. ML:1.3 0.00004355 1.48 AML other m 2024-01-16T10:43:18.81
IV.PIEI.HHN. ML:1.8 0.000124 0.26 AML other m 2024-01-16T10:43:18.57
IV.FRON.EHE. ML:1.3 0.00003895 0.98 AML other m 2024-01-16T10:43:18.79
IV.FRON.EHN. ML:1.6 0.0000656 0.56 AML other m 2024-01-16T10:43:19.29
IV.PIEI.HHE. ML:1.8 0.00011205000000000001 0.56 AML other m 2024-01-16T10:43:19.52
IV.BADI.EHE. ML:1.6 0.0000616 1.8 AML other m 2024-01-16T10:43:21.92
IV.BADI.EHN. ML:1.6 0.0000623 1.46 AML other m 2024-01-16T10:43:21.93
IV.ATVO.HHE. ML:0.0 0.00004865 0.58 AML other m 2024-01-16T10:43:24.09
IV.ATVO.HHN. ML:0.0 0.000052 0.42 AML other m 2024-01-16T10:43:25.21
IV.PESA.HHE. ML:2.1 0.0007786021999999999 0.096 AML other m 2024-01-16T10:43:05.94
IV.PESA.HHN. ML:2.0 0.0007060455500000001 0.0576 AML other m 2024-01-16T10:43:05.86
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