Earthquake with magnitude of ML 1.3 on date 26-05-2023 and time 16:51:33 (Italy) in region 3 km E Forlimpopoli (FC)

A magnitude ML 1.3 earthquake occured in region: 3 km E Forlimpopoli (FC), on

  • 26-05-2023 14:51:33 (UTC)
  • 26-05-2023 16:51:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1860, 12.1660 at 22 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
Forlimpopoli FC 3 13290 13290
Bertinoro FC 5 11059 24349
Cesena FC 8 96758 121107
Meldola FC 11 9970 131077
Forlì FC 11 117913 248990
Gambettola FC 16 10660 259650
Montiano FC 16 1716 261366
Cervia RA 17 28940 290306
Castrocaro Terme e Terra del Sole FC 17 6426 296732
Predappio FC 17 6346 303078
Longiano FC 18 7126 310204
Cesenatico FC 19 25796 336000
Gatteo FC 20 9068 345068

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NW of Cesena (96758 inhabitants)
11 Km E of Forlì (117913 inhabitants)
25 Km E of Faenza (58541 inhabitants)
26 Km S of Ravenna (159116 inhabitants)
35 Km W of Rimini (147750 inhabitants)
41 Km E of Imola (69797 inhabitants)
67 Km W of Pesaro (94582 inhabitants)
74 Km E of Bologna (386663 inhabitants)
78 Km W of Fano (60888 inhabitants)
83 Km N of Arezzo (99543 inhabitants)
84 Km SE of Ferrara (133155 inhabitants)
86 Km NE of Firenze (382808 inhabitants)
92 Km E of Prato (191150 inhabitants)
92 Km NE of Scandicci (50609 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 1.3 2023-05-26
14:51:33
44.1858 12.1658 22 2023-05-26
15:08:14
Sala Sismica INGV-Roma 117749951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-26 14:51:33 ± 0.15
Latitude 44.1858 ± 0.0081
Longitude 12.1658 ± 0.0088
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117749951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 851
Semi-minor axis of confidence ellipse (meter) 378
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 3
Circular confidence region, given by single value of horizontal uncertainty (meter) 850.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 218
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.86785
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 117749951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-26 15:08:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2023-05-26T14:53:12.83 3.0 negative manual Pg 17.110001 0
IV.VCRE.HHZ. 2023-05-26T14:53:08.43 3.0 undecidable manual Sn -8.98 0
OT.TAR1.HHZ. 2023-05-26T14:52:59.20 3.0 positive manual Pg 9.82 0
MN.BNI.HHZ. 2023-05-26T14:52:55.96 3.0 undecidable manual Sn 1.19 0
MN.BNI.HHZ. 2023-05-26T14:52:35.26 3.0 negative manual Pg 20.459999 0
IV.CIMA.HNZ. 2023-05-26T14:52:28.30 3.0 undecidable manual Sg 3.24 0
ST.RONC.EHZ. 2023-05-26T14:52:15.53 3.0 undecidable manual Sn 0.3 0
IV.LATB.EHZ. 2023-05-26T14:52:11.15 3.0 negative manual Pn -1.6 0
IV.SENI.HNZ. 2023-05-26T14:52:11.01 3.0 undecidable manual Sn -3.64 0
OX.MARN.HHZ. 2023-05-26T14:52:08.67 3.0 undecidable manual Sn 1.75 0
IV.CAFI.HHZ. 2023-05-26T14:52:01.18 1.0 undecidable manual S 190 96.3258 97 -0.29 23
IV.PIEI.HHZ. 2023-05-26T14:51:56.71 0.3 undecidable manual S 158 77.9664 99 0.11 74
IV.SEI.HHZ. 2023-05-26T14:51:55.97 3.0 undecidable manual Sn 0.92 0
IV.CRE.HHZ. 2023-05-26T14:51:53.34 0.6 undecidable manual S 195 65.1903 102 0.09 51
OX.VARN.HHZ. 2023-05-26T14:51:53.82 3.0 undecidable manual Pn 0.73 0
ST.RONC.EHZ. 2023-05-26T14:51:52.50 3.0 positive manual Pn -0.09 0
IV.MMO1.EHZ. 2023-05-26T14:51:51.50 3.0 undecidable manual Pn -7.54 0
IV.PARC.HHZ. 2023-05-26T14:51:51.89 0.3 undecidable manual S 174 59.8956 103 0.02 77
IV.VMGN.HHZ. 2023-05-26T14:51:51.00 1.0 undecidable manual S 243 56.5989 104 -0.02 26
IV.CAFI.HHZ. 2023-05-26T14:51:49.05 0.3 undecidable manual P 190 96.3258 97 -0.43 66
IV.MPAG.EHZ. 2023-05-26T14:51:47.01 0.3 undecidable manual P 142 77.8665 99 0.35 70
IV.SFI.EHZ. 2023-05-26T14:51:46.85 0.3 undecidable manual S 219 40.2264 110 0.02 80
IV.PIEI.HHZ. 2023-05-26T14:51:46.17 0.3 undecidable manual P 158 77.9664 99 -0.5 67
IV.CRE.HHZ. 2023-05-26T14:51:45.46 0.6 undecidable manual P 195 65.1903 102 0.72 42
IV.RUFI.EHZ. 2023-05-26T14:51:44.83 0.3 undecidable manual P 234 65.0904 102 0.11 75
IV.BLLA.EHN. 2023-05-26T14:51:43.05 0.6 undecidable manual S 101 24.6531 124 -0.08 54
IV.PARC.HHZ. 2023-05-26T14:51:43.78 0.1 undecidable manual P 174 59.8956 103 -0.16 100
IV.VMGN.HHZ. 2023-05-26T14:51:43.54 0.3 undecidable manual P 243 56.5989 104 0.09 76
IV.CPGN.EHN. 2023-05-26T14:51:41.75 0.6 undecidable manual P 164 44.4222 108 0.11 52
IV.ZCCA.HHZ. 2023-05-26T14:51:40.38 3.0 undecidable manual P -0.27 0
IV.SFI.EHZ. 2023-05-26T14:51:40.90 0.3 undecidable manual P 219 40.2264 110 -0.13 79
IV.IMOL.HNZ. 2023-05-26T14:51:40.94 3.0 negative manual P -0.02 0
IV.BLLA.EHN. 2023-05-26T14:51:39.08 0.6 undecidable manual P 101 24.6531 124 0.18 53
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHN. ML:1.3 0.0000566 1.34 AML other m 2023-05-26T14:51:47.97
IV.SFI.EHE. ML:1.3 0.000052900000000000005 0.2 AML other m 2023-05-26T14:51:49.06
IV.PARC.HHN. ML:1.3 0.00003695 0.16 AML other m 2023-05-26T14:51:52.47
IV.VMGN.HHN. ML:1.1 0.00002315 0.46 AML other m 2023-05-26T14:51:52.72
IV.PARC.HHE. ML:1.5 0.00005265 0.76 AML other m 2023-05-26T14:51:52.84
IV.RUFI.EHE. ML:1.1 0.000018500000000000002 1.1 AML other m 2023-05-26T14:51:54.19
IV.VMGN.HHE. ML:1.0 0.00002045 0.6 AML other m 2023-05-26T14:51:55.30
IV.CRE.HHN. ML:1.5 0.000055 0.24 AML other m 2023-05-26T14:51:55.43
IV.RUFI.EHN. ML:1.2 0.000023650000000000002 0.62 AML other m 2023-05-26T14:51:56.48
IV.PIEI.HHE. ML:1.6 0.00005995 0.38 AML other m 2023-05-26T14:51:57.80
IV.PIEI.HHN. ML:1.5 0.00003875 1.66 AML other m 2023-05-26T14:51:57.03
IV.MPAG.EHE. ML:1.2 0.000019450000000000002 0.66 AML other m 2023-05-26T14:52:01.06
IV.MPAG.EHN. ML:1.2 0.00002155 0.2 AML other m 2023-05-26T14:52:01.53
IV.CRE.HHE. ML:2.5 0.0006035 0.52 AML other m 2023-05-26T14:52:24.47
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download