Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.7 on date 16-03-2024 and time 23:45:36 (UTC) in region 6 km NE Città di Castello (PG)

A magnitude ML 0.7 earthquake occured in region: 6 km NE Città di Castello (PG), on

  • 16-03-2024 23:45:36 (UTC)
  • 17-03-2024 00:45:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4990, 12.2830 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
Città di Castello PG 6 39913 39913
San Giustino PG 10 11297 51210
Monte Santa Maria Tiberina PG 12 1183 52393
Apecchio PU 13 1882 54275
Citerna PG 13 3531 57806
Monterchi AR 14 1757 59563
Sansepolcro AR 14 15884 75447
Pietralunga PG 14 2111 77558
Montone PG 15 1680 79238
Mercatello sul Metauro PU 17 1378 80616
Borgo Pace PU 18 606 81222
Anghiari AR 19 5638 86860

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Arezzo (99543 inhabitants)
44 Km N of Perugia (166134 inhabitants)
67 Km SW of Rimini (147750 inhabitants)
68 Km SW of Pesaro (94582 inhabitants)
69 Km NW of Foligno (57155 inhabitants)
71 Km SW of Fano (60888 inhabitants)
71 Km S of Cesena (96758 inhabitants)
79 Km E of Siena (53903 inhabitants)
83 Km S of Forlì (117913 inhabitants)
88 Km E of Firenze (382808 inhabitants)
93 Km SE of Faenza (58541 inhabitants)
93 Km E 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 0.7 2024-03-16
23:45:36		 43.4993 12.2832 9 2024-03-17
00:03:33		 Sala Sismica INGV-Roma 125927431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-16 23:45:36 ± 0.07
Latitude 43.4993 ± 0.0027
Longitude 12.2832 ± 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 125927431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 304
Semi-minor axis of confidence ellipse (meter) 182
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 321
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28598
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 13
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 125927431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-17 00:03:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPPT.EHZ. 2024-03-16T23:46:12.33 3.0 undecidable manual S 1.09 0
IV.ARRO.EHZ. 2024-03-16T23:46:09.37 3.0 undecidable manual S -1.14 0
IV.BRSN.HNZ. 2024-03-16T23:46:03.55 3.0 undecidable manual S -0.64 0
IV.CAFI.HHZ. 2024-03-16T23:45:47.04 0.6 undecidable manual S 234 31.746 50 -0.35 45
IV.NARO.HHZ. 2024-03-16T23:45:45.35 0.6 undecidable manual S 63 26.9508 109 -0.52 44
IV.ATMI.HHZ. 2024-03-16T23:45:43.24 0.6 undecidable manual S 184 18.3705 116 0.11 48
IV.CAFI.HHZ. 2024-03-16T23:45:42.45 0.1 undecidable manual P 234 31.746 50 -0.13 94
IV.TB03.DHZ. 2024-03-16T23:45:42.20 0.6 undecidable manual S 137 14.9739 121 0.11 49
IV.PARC.HHE. 2024-03-16T23:45:42.83 0.6 undecidable manual S 348 16.9719 118 0.14 48
IV.ATVO.HHZ. 2024-03-16T23:45:42.42 0.6 undecidable manual S 143 16.3725 119 -0.1 49
IV.NARO.HHZ. 2024-03-16T23:45:41.38 0.6 undecidable manual P 63 26.9508 109 -0.33 46
IV.APEC.HNE. 2024-03-16T23:45:41.64 0.6 undecidable manual S 59 12.7761 125 0.17 48
IV.TSM3.DHE.01 2024-03-16T23:45:41.84 0.6 undecidable manual S 156 14.1747 123 -0.02 50
IV.ATMC.EHN. 2024-03-16T23:45:40.32 0.6 undecidable manual S 231 9.2796 134 -0.22 48
IV.ATPI.HNZ. 2024-03-16T23:45:40.91 0.6 undecidable manual S 119 10.9779 130 -0.07 50
IV.ATMI.HHZ. 2024-03-16T23:45:40.31 0.3 negative manual P 184 18.3705 116 0.19 72
IV.PARC.HHE. 2024-03-16T23:45:40.09 0.1 undecidable manual P 348 16.9719 118 0.22 95
IV.TSM6.DHE. 2024-03-16T23:45:39.14 0.6 undecidable manual S 127 4.995 151 -0.48 46
IV.APEC.HNE. 2024-03-16T23:45:39.30 0.1 undecidable manual P 59 12.7761 125 0.13 97
IV.TSM3.DHE.01 2024-03-16T23:45:39.51 0.1 undecidable manual P 156 14.1747 123 0.12 98
IV.ATVO.HHZ. 2024-03-16T23:45:39.95 0.6 positive manual P 143 16.3725 119 0.18 48
IV.CDCA.HNE. 2024-03-16T23:45:39.88 0.6 undecidable manual S 221 6.0939 146 0.07 50
IV.BADI.EHZ. 2024-03-16T23:45:39.03 0.6 undecidable manual S 290 3.2967 160 -0.35 47
IV.TB03.DHZ. 2024-03-16T23:45:39.70 0.1 undecidable manual P 137 14.9739 121 0.18 96
IV.ATMC.EHN. 2024-03-16T23:45:38.82 0.1 undecidable manual P 231 9.2796 134 0.19 97
IV.TSM6.DHE. 2024-03-16T23:45:38.01 0.1 undecidable manual P 127 4.995 151 -0.09 100
IV.ATPI.HNZ. 2024-03-16T23:45:38.94 0.1 undecidable manual P 119 10.9779 130 0.06 99
IV.CDCA.HNE. 2024-03-16T23:45:38.15 0.1 undecidable manual P 221 6.0939 146 -0.06 100
IV.BADI.EHZ. 2024-03-16T23:45:37.99 1.0 undecidable manual P 290 3.2967 160 0.03 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATVO.HHE. ML:0.7 0.00004425 0.32 AML other m 2024-03-16T23:45:42.83
IV.ATVO.HHN. ML:0.7 0.00005075 0.9 AML other m 2024-03-16T23:45:43.39
IV.ATMI.HHN. ML:0.6 0.0000317 0.76 AML other m 2024-03-16T23:45:43.51
IV.NARO.HHN. ML:0.6 0.000018845 0.92 AML other m 2024-03-16T23:45:45.23
IV.ATMI.HHE. ML:0.7 0.0000395 1.2 AML other m 2024-03-16T23:45:47.88
IV.NARO.HHE. ML:0.4 0.00001445 0.64 AML other m 2024-03-16T23:45:47.79
IV.BRSN.EHE. ML:2.3 0.00022 0.44 AML other m 2024-03-16T23:46:11.22
IV.BRSN.EHN. ML:2.3 0.00022749999999999997 0.64 AML other m 2024-03-16T23:46:12.47
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