Earthquake with magnitude of ML 0.4 on date 13-03-2023 and time 05:25:22 (UTC) in region 5 km NE Città di Castello (PG)

A magnitude ML 0.4 earthquake occured in region: 5 km NE Città di Castello (PG), on

  • 13-03-2023 05:25:22 (UTC)
  • 13-03-2023 06:25:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4970, 12.2800 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.

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 5 39913 39913
San Giustino PG 10 11297 51210
Monte Santa Maria Tiberina PG 12 1183 52393
Citerna PG 13 3531 55924
Apecchio PU 13 1882 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
32 Km E of Arezzo (99543 inhabitants)
44 Km N of Perugia (166134 inhabitants)
67 Km SW of Rimini (147750 inhabitants)
69 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 E of Scandicci (50609 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 0.4 2023-03-13
05:25:22
43.4972 12.2802 9 2023-03-13
05:34:15
Sala Sismica INGV-Roma 115307651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-13 05:25:22 ± 0.13
Latitude 43.4972 ± 0.0027
Longitude 12.2802 ± 0.0050
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 115307651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 345
Semi-minor axis of confidence ellipse (meter) 153
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 49
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.18886
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.8
Num. used stations 10
Type of magnitude ML
Reference to an origin 115307651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-13 05:34:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RRL.HHZ. 2023-03-13T05:27:10.66 3.0 undecidable manual Sn 1.87 0
NI.VINO.HHZ. 2023-03-13T05:26:37.14 3.0 undecidable manual Sg 1.42 0
IV.ZEN8.EHZ. 2023-03-13T05:26:22.27 3.0 undecidable manual Sn -1.52 0
MN.TRI.HHZ. 2023-03-13T05:25:57.93 3.0 positive manual Pg 0.79 0
IV.PIEI.HHZ. 2023-03-13T05:25:30.70 0.6 undecidable manual S 78 20.9679 114 -0.02 49
IV.ATVO.HHZ. 2023-03-13T05:25:29.44 0.6 undecidable manual S 141 16.3725 119 0.15 48
IV.PARC.HHZ. 2023-03-13T05:25:29.92 0.6 undecidable manual S 349 17.1717 118 0.39 46
IV.TB02.DHE. 2023-03-13T05:25:29.94 0.6 undecidable manual S 143 17.4714 118 0.3 47
IV.TB03.DHZ. 2023-03-13T05:25:28.93 0.6 undecidable manual S 135 14.9739 122 0.06 49
IV.APEC.HHZ. 2023-03-13T05:25:28.44 0.6 undecidable manual S 59 13.1757 125 0.09 49
IV.PIEI.HHZ. 2023-03-13T05:25:27.04 0.1 undecidable manual P 78 20.9679 114 -0.33 92
IV.ATPI.EHZ. 2023-03-13T05:25:27.60 0.6 undecidable manual S 118 11.0778 130 -0.18 48
IV.ATMC.EHE. 2023-03-13T05:25:27.20 0.6 undecidable manual S 232 8.9799 136 -0.04 50
IV.ATVO.HHZ. 2023-03-13T05:25:26.73 0.6 positive manual P 141 16.3725 119 0.19 48
IV.PARC.HHZ. 2023-03-13T05:25:26.74 0.1 undecidable manual P 349 17.1717 118 0.06 98
IV.TB02.DHE. 2023-03-13T05:25:26.77 0.1 undecidable manual P 143 17.4714 118 0.02 98
IV.TB03.DHZ. 2023-03-13T05:25:26.31 0.1 undecidable manual P 135 14.9739 122 0.01 99
IV.APEC.HHZ. 2023-03-13T05:25:25.93 0.1 undecidable manual P 59 13.1757 125 -0.07 98
IV.ATMC.EHE. 2023-03-13T05:25:25.20 0.1 undecidable manual P 232 8.9799 136 -0.16 97
IV.BADI.EHE. 2023-03-13T05:25:25.96 0.6 undecidable manual S 296 3.1968 161 -0.2 49
IV.ATPI.EHZ. 2023-03-13T05:25:25.72 0.3 undecidable manual P 118 11.0778 130 0.05 74
IV.BADI.EHE. 2023-03-13T05:25:24.80 0.1 undecidable manual P 296 3.1968 161 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHE. ML:0.0 0.0000151 0.44 AML other m 2023-03-13T05:25:31.20
IV.PIEI.HHN. ML:0.0 0.000007287040250000001 0.1408 AML other m 2023-03-13T05:25:31.23
IV.ZEN8.EHN. ML:2.6 0.000058099999999999996 0.24 AML other m 2023-03-13T05:26:24.49
IV.ZEN8.EHE. ML:2.4 0.00003755 0.04 AML other m 2023-03-13T05:26:24.86
NI.VINO.HHE. ML:2.4 0.00002555 0.42 AML other m 2023-03-13T05:26:31.30
NI.VINO.HHN. ML:2.3 0.0000201 1.58 AML other m 2023-03-13T05:26:54.95
IV.ATPI.EHE. ML:-0.1 0.000011045205 0.6592 AML other m 2023-03-13T05:25:27.67
IV.ATPI.EHN. ML:0.1 0.0000157381605 1.2192 AML other m 2023-03-13T05:25:28.28
IV.ATVO.HHE. ML:0.3 0.000019121485000000002 0.2784 AML other m 2023-03-13T05:25:29.75
IV.ATVO.HHN. ML:0.3 0.000017793995 0.3008 AML other m 2023-03-13T05:25:30.03
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