Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 30-03-2024 and time 12:13:27 (Italy) in region 5 km E Pieve Santo Stefano (AR)

A magnitude ML 1.4 earthquake occured in region: 5 km E Pieve Santo Stefano (AR), on

  • 30-03-2024 11:13:27 (UTC)
  • 30-03-2024 12:13:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6560, 12.1020 at 14 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
Pieve Santo Stefano AR 5 3183 3183
Badia Tedalda AR 9 1087 4270
Caprese Michelangelo AR 9 1426 5696
Sansepolcro AR 10 15884 21580
Anghiari AR 13 5638 27218
San Giustino PG 13 11297 38515
Chiusi della Verna AR 14 2023 40538
Borgo Pace PU 16 606 41144
Casteldelci RN 16 407 41551
Sestino AR 17 1355 42906
Verghereto FC 17 1907 44813
Citerna PG 18 3531 48344
Chitignano AR 18 899 49243
Monterchi AR 19 1757 51000
Mercatello sul Metauro PU 19 1378 52378

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NE of Arezzo (99543 inhabitants)
55 Km S of Cesena (96758 inhabitants)
59 Km SW of Rimini (147750 inhabitants)
63 Km S of Forlì (117913 inhabitants)
65 Km NW of Perugia (166134 inhabitants)
69 Km E of Firenze (382808 inhabitants)
71 Km W of Pesaro (94582 inhabitants)
72 Km S of Faenza (58541 inhabitants)
73 Km NE of Siena (53903 inhabitants)
75 Km E of Scandicci (50609 inhabitants)
77 Km W of Fano (60888 inhabitants)
84 Km SE of Imola (69797 inhabitants)
84 Km E of Prato (191150 inhabitants)
85 Km S of Ravenna (159116 inhabitants)
92 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 1.4 2024-03-30
11:13:27		 43.6565 12.1023 14 2024-03-30
11:18:32		 Sala Sismica INGV-Roma 126308061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-30 11:13:27 ± 0.24
Latitude 43.6565 ± 0.0126
Longitude 12.1023 ± 0.0087
Depth (km) 14 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126308061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1178
Semi-minor axis of confidence ellipse (meter) 828
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 168
Circular confidence region, given by single value of horizontal uncertainty (meter) 1180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 204
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.62773
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 126308061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-30 11:18:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GSCL.HHZ. 2024-03-30T11:13:55.38 3.0 undecidable manual Pg 1.31 0
IV.ARVD.HHZ. 2024-03-30T11:13:42.17 0.1 undecidable manual S 69.6747 -6.61 0
IV.GUMA.HHZ. 2024-03-30T11:13:40.49 3.0 negative manual P 0.08 0
IV.PIEI.HHZ. 2024-03-30T11:13:40.04 0.1 undecidable manual S 111 37.2294 96 -0.1 96
IV.CAFI.HHZ. 2024-03-30T11:13:40.82 0.1 undecidable manual S 197 37.9287 96 0.5 87
IV.NARO.HHZ. 2024-03-30T11:13:40.56 0.1 undecidable manual S 97 38.7279 96 0.03 98
IV.ATPI.EHZ. 2024-03-30T11:13:39.44 0.1 undecidable manual S 133 33.2445 97 0.38 93
IV.BADI.EHZ. 2024-03-30T11:13:35.30 0.1 undecidable manual S 145 19.869 107 -0.28 97
IV.CAFI.HHZ. 2024-03-30T11:13:35.14 0.1 undecidable manual P 197 37.9287 96 0.16 96
IV.ATPI.EHZ. 2024-03-30T11:13:34.33 0.1 undecidable manual P 133 33.2445 97 0.06 99
IV.NARO.HHZ. 2024-03-30T11:13:34.68 0.1 undecidable manual P 97 38.7279 96 -0.43 90
IV.PIEI.HHZ. 2024-03-30T11:13:34.89 0.1 undecidable manual P 111 37.2294 96 0.01 99
IV.PARC.HHZ. 2024-03-30T11:13:33.26 0.1 undecidable manual S 95 10.9779 130 -0.22 98
IV.ARVD.HHZ. 2024-03-30T11:13:33.81 0.3 positive manual P 69.6747 -6.06 0
IV.CRE.HHZ. 2024-03-30T11:13:33.58 0.1 undecidable manual S 251 12.7761 124 -0.29 100
IV.BADI.EHZ. 2024-03-30T11:13:32.13 0.1 undecidable manual P 145 19.869 107 -0.12 100
IV.PARC.HHZ. 2024-03-30T11:13:31.45 0.1 undecidable manual P 95 10.9779 130 0.41 96
IV.CRE.HHZ. 2024-03-30T11:13:31.15 0.6 positive manual P 251 12.7761 124 -0.11 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHN. ML:1.8 0.00064 0.24 AML other m 2024-03-30T11:13:33.42
IV.PARC.HHE. ML:1.5 0.000312 0.16 AML other m 2024-03-30T11:13:33.55
IV.CRE.HHE. ML:1.2 0.0001485 1.12 AML other m 2024-03-30T11:13:52.24
IV.CRE.HHN. ML:1.2 0.00016 0.2 AML other m 2024-03-30T11:13:52.99
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