Earthquake with magnitude of ML 1.1 on date 30-03-2024 and time 13:22:21 (Italy) in region 6 km SE Pieve Santo Stefano (AR)

A magnitude ML 1.1 earthquake occured in region: 6 km SE Pieve Santo Stefano (AR), on

  • 30-03-2024 12:22:21 (UTC)
  • 30-03-2024 13:22:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6330, 12.1000 at 11 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
Pieve Santo Stefano AR 6 3183 3183
Sansepolcro AR 8 15884 19067
Caprese Michelangelo AR 9 1426 20493
Anghiari AR 11 5638 26131
Badia Tedalda AR 11 1087 27218
San Giustino PG 11 11297 38515
Citerna PG 15 3531 42046
Chiusi della Verna AR 15 2023 44069
Borgo Pace PU 16 606 44675
Monterchi AR 16 1757 46432
Chitignano AR 18 899 47331
Sestino AR 18 1355 48686
Casteldelci RN 18 407 49093
Mercatello sul Metauro PU 19 1378 50471
Subbiano AR 20 6331 56802
Verghereto FC 20 1907 58709

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NE of Arezzo (99543 inhabitants)
57 Km S of Cesena (96758 inhabitants)
61 Km SW of Rimini (147750 inhabitants)
63 Km NW of Perugia (166134 inhabitants)
66 Km S of Forlì (117913 inhabitants)
70 Km E of Firenze (382808 inhabitants)
71 Km E of Siena (53903 inhabitants)
72 Km W of Pesaro (94582 inhabitants)
75 Km S of Faenza (58541 inhabitants)
75 Km E of Scandicci (50609 inhabitants)
78 Km W of Fano (60888 inhabitants)
85 Km E of Prato (191150 inhabitants)
86 Km SE of Imola (69797 inhabitants)
88 Km S of Ravenna (159116 inhabitants)
90 Km NW of Foligno (57155 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 2024-03-30
12:22:21
43.6327 12.1005 11 2024-03-30
12:27:45
Sala Sismica INGV-Roma 126309951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-30 12:22:21 ± 0.12
Latitude 43.6327 ± 0.0090
Longitude 12.1005 ± 0.0062
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126309951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 985
Semi-minor axis of confidence ellipse (meter) 451
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) 980.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 178
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) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32915
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 2
Type of magnitude ML
Reference to an origin 126309951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-30 12:27:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TRIF.CHZ. 2024-03-30T12:22:52.78 3.0 undecidable manual S 2.12 0
IV.FDMO.HHZ. 2024-03-30T12:22:38.91 3.0 undecidable manual P 2.13 0
IV.IMOL.HNZ. 2024-03-30T12:22:35.42 3.0 negative manual P 2.06 0
IV.PIEI.HHZ. 2024-03-30T12:22:34.40 0.1 undecidable manual S 107 36.5412 50 0.16 94
TV.SF11.HHZ. 2024-03-30T12:22:34.66 3.0 undecidable manual P -0.12 0
IV.ATPI.EHZ. 2024-03-30T12:22:32.96 0.1 undecidable manual S 130 31.5462 50 0.05 97
IV.BADI.EHZ. 2024-03-30T12:22:29.17 0.1 undecidable manual S 140 17.871 121 0.03 100
IV.ATPI.EHZ. 2024-03-30T12:22:28.16 0.1 undecidable manual P 130 31.5462 50 -0.11 96
IV.PIEI.HHZ. 2024-03-30T12:22:28.55 0.6 negative manual P 107 36.5412 50 -0.48 44
IV.CRE.HHZ. 2024-03-30T12:22:27.56 0.1 undecidable manual S 263 12.0768 131 0.06 100
IV.PARC.HHZ. 2024-03-30T12:22:27.10 0.1 undecidable manual S 81 11.1777 133 -0.19 97
IV.CRE.HHZ. 2024-03-30T12:22:25.07 0.3 undecidable manual P 263 12.0768 131 -0.08 75
IV.PARC.HHZ. 2024-03-30T12:22:25.37 0.1 positive manual P 81 11.1777 133 0.35 94
IV.BADI.EHZ. 2024-03-30T12:22:25.97 0.6 positive manual P 140 17.871 121 -0.12 49
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHN. ML:1.3 0.0002415 0.26 AML other m 2024-03-30T12:22:27.30
IV.PARC.HHE. ML:0.9 0.00009165 0.2 AML other m 2024-03-30T12:22:27.46
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