Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 11-09-2024 and time 00:34:36 (UTC) in region 3 km E Premilcuore (FC)

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

  • 11-09-2024 00:34:36 (UTC)
  • 11-09-2024 02:34:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9800, 11.8180 at 9 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
Premilcuore FC 3 799 799
Portico e San Benedetto FC 6 756 1555
Galeata FC 8 2516 4071
Santa Sofia FC 8 4136 8207
Rocca San Casciano FC 9 1910 10117
Civitella di Romagna FC 10 3786 13903
Tredozio FC 13 1212 15115
Dovadola FC 17 1653 16768
San Godenzo FI 17 1167 17935
Bagno di Romagna FC 19 6026 23961
Predappio FC 19 6346 30307
Marradi FI 20 3139 33446
Modigliana FC 20 4560 38006

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km SW of Forlì (117913 inhabitants)
35 Km S of Faenza (58541 inhabitants)
38 Km W of Cesena (96758 inhabitants)
42 Km S of Imola (69797 inhabitants)
51 Km E of Firenze (382808 inhabitants)
57 Km E of Scandicci (50609 inhabitants)
57 Km N of Arezzo (99543 inhabitants)
57 Km SW of Ravenna (159116 inhabitants)
59 Km E of Prato (191150 inhabitants)
61 Km W of Rimini (147750 inhabitants)
69 Km SE of Bologna (386663 inhabitants)
72 Km E of Pistoia (90315 inhabitants)
83 Km NE of Siena (53903 inhabitants)
88 Km W of Pesaro (94582 inhabitants)
97 Km S of Ferrara (133155 inhabitants)
98 Km W of Fano (60888 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 2024-09-11
00:34:36		 43.98 11.8183 9 2024-09-11
01:17:15		 Sala Sismica INGV-Roma 131348801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-09-11 00:34:36 ± 0.05
Latitude 43.9800 ± 0.0027
Longitude 11.8183 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 131348801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 357
Semi-minor axis of confidence ellipse (meter) 43
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 207
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56477
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 131348801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-09-11 01:17:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.VAE.HHZ. 2024-09-11T00:36:08.32 3.0 undecidable manual Pn 2.39 0
IV.SALB.HHZ. 2024-09-11T00:35:43.01 3.0 negative manual Pn -0.2 0
IV.CDRU.HHZ. 2024-09-11T00:35:31.72 3.0 undecidable manual Pn 1.41 0
IV.MCRV.HHZ. 2024-09-11T00:35:24.54 3.0 undecidable manual Pn -1.57 0
OX.DRE.HHZ. 2024-09-11T00:35:04.21 3.0 negative manual Pn 0.01 0
IV.PE3.EHZ. 2024-09-11T00:34:56.59 0.6 undecidable manual S 120 62.6928 50 0.36 42
IV.PARC.HHE. 2024-09-11T00:34:53.16 0.6 undecidable manual S 137 49.8168 50 0.37 43
IV.MTRZ.HNE. 2024-09-11T00:34:52.75 0.6 undecidable manual S 320 48.4182 50 0.34 44
IV.CRE.HHZ. 2024-09-11T00:34:50.55 0.6 undecidable manual S 165 41.4252 50 0 47
IV.VISG.HHZ. 2024-09-11T00:34:49.87 0.6 undecidable manual S 307 38.4282 50 0.14 46
IV.SEI.HHZ. 2024-09-11T00:34:49.68 0.6 undecidable manual S 283 37.629 50 0.16 46
IV.BOSL.HHZ. 2024-09-11T00:34:49.21 0.6 undecidable manual S 261 35.8419 50 0.15 47
IV.PE3.EHZ. 2024-09-11T00:34:47.77 0.6 undecidable manual P 120 62.6928 50 -0.13 44
IV.RUFI.EHZ. 2024-09-11T00:34:47.14 0.6 undecidable manual S 238 29.2485 107 0 48
IV.MTRZ.HNE. 2024-09-11T00:34:46.31 0.6 undecidable manual P 320 48.4182 50 0.61 40
IV.VMGN.HHZ. 2024-09-11T00:34:45.21 0.6 undecidable manual S 263 22.9548 111 0.14 48
IV.PARC.HHE. 2024-09-11T00:34:45.71 0.6 undecidable manual P 137 49.8168 50 -0.2 45
IT.MCS.HGN. 2024-09-11T00:34:45.29 0.6 undecidable manual S 86 23.0547 111 0.19 47
IV.RINC.EHZ. 2024-09-11T00:34:44.44 0.6 undecidable manual S 239 19.869 114 0.38 46
IT.MOG.HNZ. 2024-09-11T00:34:44.67 0.6 undecidable manual S 349 21.4674 112 0.08 48
IV.CRE.HHZ. 2024-09-11T00:34:44.33 0.1 undecidable manual P 165 41.4252 50 -0.29 89
IV.BOSL.HHZ. 2024-09-11T00:34:43.65 0.1 undecidable manual P 261 35.8419 50 -0.12 94
IT.MRR.HGZ. 2024-09-11T00:34:43.91 0.6 undecidable manual S 299 19.5693 114 -0.05 49
IV.VISG.HHZ. 2024-09-11T00:34:43.72 0.1 undecidable manual P 307 38.4282 50 -0.43 87
IV.SEI.HHZ. 2024-09-11T00:34:43.78 0.1 undecidable manual P 283 37.629 50 -0.25 91
IV.RUFI.EHZ. 2024-09-11T00:34:42.51 0.1 positive manual P 238 29.2485 107 -0.15 94
IT.MCS.HGN. 2024-09-11T00:34:41.43 0.1 undecidable manual P 86 23.0547 111 -0.04 97
IT.MOG.HNZ. 2024-09-11T00:34:41.16 0.1 undecidable manual P 349 21.4674 112 -0.03 98
IV.VMGN.HHZ. 2024-09-11T00:34:41.55 0.1 positive manual P 263 22.9548 111 0.09 96
IV.SFI.EHZ. 2024-09-11T00:34:40.76 0.6 undecidable manual S 165 8.6802 136 -0.05 50
IT.MRR.HGZ. 2024-09-11T00:34:40.70 0.1 undecidable manual P 299 19.5693 114 -0.12 96
IV.RINC.EHZ. 2024-09-11T00:34:40.99 0.1 positive manual P 239 19.869 114 0.12 96
IV.SFI.EHZ. 2024-09-11T00:34:39.03 0.1 undecidable manual P 165 8.6802 136 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.HNE. ML:1.7 0.0007745 0.14 AML other m 2024-09-11T00:34:40.89
IV.SFI.EHE. ML:1.7 0.000789 0.14 AML other m 2024-09-11T00:34:40.89
IV.SFI.EHN. ML:1.5 0.00045699999999999994 1.48 AML other m 2024-09-11T00:34:40.94
IV.SFI.HNN. ML:1.5 0.000434 0.14 AML other m 2024-09-11T00:34:40.94
IV.RINC.EHE. ML:1.0 0.0000829 0.62 AML other m 2024-09-11T00:34:45.38
IV.VMGN.HHN. ML:1.0 0.00006805 0.52 AML other m 2024-09-11T00:34:45.70
IV.VMGN.HHE. ML:1.2 0.000093 0.98 AML other m 2024-09-11T00:34:45.01
IV.RINC.EHN. ML:0.9 0.000063015 1.36 AML other m 2024-09-11T00:34:48.79
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