Earthquake with magnitude of ML 1.1 on date 11-09-2023 and time 07:12:19 (Italy) in region 2 km S Fermignano (PU)

A magnitude ML 1.1 earthquake occured in region: 2 km S Fermignano (PU), on

  • 11-09-2023 05:12:19 (UTC)
  • 11-09-2023 07:12:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6600, 12.6510 at 37 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
Fermignano PU 2 8596 8596
Acqualagna PU 5 4393 12989
Urbino PU 7 15019 28008
Urbania PU 10 7099 35107
Cagli PU 13 8731 43838
Fossombrone PU 13 9575 53413
Peglio PU 13 696 54109
Piobbico PU 14 2029 56138
Isola del Piano PU 14 594 56732
Petriano PU 15 2829 59561
Montefelcino PU 17 2671 62232
Montecalvo in Foglia PU 17 2718 64950
Frontone PU 18 1300 66250
Sant'Ippolito PU 18 1563 67813
Sassocorvaro PU 18 3504 71317
Pergola PU 18 6333 77650
Lunano PU 19 1527 79177
Sant'Angelo in Vado PU 19 4133 83310
Auditore PU 19 1566 84876

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km SW of Pesaro (94582 inhabitants)
36 Km SW of Fano (60888 inhabitants)
45 Km S of Rimini (147750 inhabitants)
62 Km SE of Cesena (96758 inhabitants)
65 Km NE of Perugia (166134 inhabitants)
66 Km E of Arezzo (99543 inhabitants)
70 Km W of Ancona (100861 inhabitants)
78 Km N of Foligno (57155 inhabitants)
79 Km SE of Forlì (117913 inhabitants)
92 Km SE of Ravenna (159116 inhabitants)
93 Km SE of Faenza (58541 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 1.1 2023-09-11
05:12:19
43.6603 12.6507 37 2023-09-11
05:22:09
Sala Sismica INGV-Roma 120964531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-11 05:12:19 ± 0.45
Latitude 43.6603 ± 0.0603
Longitude 12.6507 ± 0.0547
Depth (km) 37 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120964531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 7254
Semi-minor axis of confidence ellipse (meter) 3459
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 153
Circular confidence region, given by single value of horizontal uncertainty (meter) 7250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 206
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.52
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.50722
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 120964531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-11 05:22:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRSN.HNZ. 2023-09-11T05:12:43.93 3.0 undecidable manual Sn -2.29 0
IV.CRE.HHZ. 2023-09-11T05:12:39.62 0.6 undecidable manual S 266 56.2992 119 0.86 45
IV.MURB.HHE. 2023-09-11T05:12:37.17 0.6 undecidable manual S 193 45.2214 125 0.93 41
IV.ATMI.HHZ. 2023-09-11T05:12:33.54 3.0 undecidable manual S -1.95 0
IV.PIEI.HHZ. 2023-09-11T05:12:31.07 0.3 undecidable manual S 214 16.6722 154 -0.09 82
IV.MPAG.EHZ. 2023-09-11T05:12:31.13 0.6 undecidable manual S 112 9.3795 165 0.67 49
IV.CAFI.HHZ. 2023-09-11T05:12:30.90 3.0 negative manual P -0.11 0
IV.CRE.HHZ. 2023-09-11T05:12:30.59 0.3 undecidable manual P 266 56.2992 119 -0.01 79
IV.MURB.HHE. 2023-09-11T05:12:29.69 0.6 undecidable manual P 193 45.2214 125 0.54 47
IV.ATFO.HHZ. 2023-09-11T05:12:27.08 3.0 undecidable manual P 0.35 0
IV.TSM1.DHE.01 2023-09-11T05:12:27.33 0.3 undecidable manual P 187 35.2425 133 -0.62 73
IV.MPAG.EHZ. 2023-09-11T05:12:26.08 0.3 undecidable manual P 112 9.3795 165 0.27 81
IV.FRON.EHZ. 2023-09-11T05:12:25.61 0.6 negative manual P 159 16.872 153 -0.62 50
IV.PIEI.HHZ. 2023-09-11T05:12:25.64 0.1 negative manual P 214 16.6722 154 -0.57 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHE. ML:1.3 0.00006520000000000001 0.26 AML other m 2023-09-11T05:12:31.61
IV.PIEI.HHN. ML:0.9 0.000028250000000000002 0.42 AML other m 2023-09-11T05:12:31.63
IV.MPAG.EHN. ML:1.1 0.000045523505 0.1184 AML other m 2023-09-11T05:12:32.05
IV.MPAG.EHE. ML:1.1 0.00004745 0.12 AML other m 2023-09-11T05:12:32.19
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