Earthquake with magnitude of ML 1.1 on date 11-02-2023 and time 06:26:32 (UTC) in region 5 km NE Città di Castello (PG)

A magnitude ML 1.1 earthquake occured in region: 5 km NE Città di Castello (PG), on

  • 11-02-2023 06:26:32 (UTC)
  • 11-02-2023 07:26:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4990, 12.2760 at 8 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 6 39913 39913
San Giustino PG 10 11297 51210
Monte Santa Maria Tiberina PG 11 1183 52393
Citerna PG 13 3531 55924
Monterchi AR 13 1757 57681
Apecchio PU 13 1882 59563
Sansepolcro AR 14 15884 75447
Pietralunga PG 14 2111 77558
Montone PG 16 1680 79238
Mercatello sul Metauro PU 17 1378 80616
Borgo Pace PU 18 606 81222
Anghiari AR 18 5638 86860

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Arezzo (99543 inhabitants)
45 Km N of Perugia (166134 inhabitants)
67 Km SW of Rimini (147750 inhabitants)
69 Km SW of Pesaro (94582 inhabitants)
70 Km NW of Foligno (57155 inhabitants)
71 Km S of Cesena (96758 inhabitants)
71 Km SW of Fano (60888 inhabitants)
79 Km E of Siena (53903 inhabitants)
83 Km S of Forlì (117913 inhabitants)
87 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
Bulletin
Rev1000
ML 1.1 2023-02-11
06:26:32
43.4992 12.2765 8 2024-03-01
17:18:07
Bollettino Sismico Italiano INGV 117251501
Reviewed
Rev100
ML 1.1 2023-02-11
06:26:32
43.5008 12.2688 7 2023-02-11
06:34:25
Sala Sismica INGV-Roma 114334981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-11 06:26:32 ± 0.05
Latitude 43.4992 ± 0.0018
Longitude 12.2765 ± 0.0025
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117251501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 206
Semi-minor axis of confidence ellipse (meter) 79
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 21
Circular confidence region, given by single value of horizontal uncertainty (meter) 210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 41
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) 0.37232
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 117251501
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-11 14:30:11

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 114334981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-11 06:34:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESX.HHZ. 2023-02-11T06:26:48.40 3.0 positive manual P -2.75 0
IV.SSFR.HHZ. 2023-02-11T06:26:46.70 0.3 undecidable manual S 100 41.3253 50 -0.28 67
IV.ATBU.EHZ. 2023-02-11T06:26:41.14 0.3 undecidable manual S 97 22.0668 111 0.07 73
IV.PIEI.HHZ. 2023-02-11T06:26:40.80 0.1 undecidable manual S 79 21.1677 112 0 98
IV.CPGN.EHZ. 2023-02-11T06:26:40.17 0.3 undecidable manual P 6 33.6441 104 0.32 68
IV.SSFR.HHZ. 2023-02-11T06:26:40.64 1.0 negative manual P 100 41.3253 50 -0.38 22
IV.ATMI.HHZ. 2023-02-11T06:26:40.10 0.3 undecidable manual S 182 18.2706 115 0.22 71
IV.TSM2.DHN.01 2023-02-11T06:26:40.43 0.3 undecidable manual S 124 20.6682 112 -0.19 71
IV.ATVO.HHZ. 2023-02-11T06:26:39.40 0.1 undecidable manual S 141 16.6722 117 0.03 99
IV.TB01.DHZ.01 2023-02-11T06:26:39.91 0.3 undecidable manual S 135 18.2706 115 0.04 74
IV.CAFI.HHZ. 2023-02-11T06:26:39.18 0.3 positive manual P 233 31.3464 105 -0.21 70
IV.TB03.DHZ. 2023-02-11T06:26:39.10 0.3 undecidable manual S 135 15.2736 119 0.16 72
IV.TB02.DHZ. 2023-02-11T06:26:39.80 0.6 undecidable manual S 143 17.871 115 0.07 49
IV.NARO.HHZ. 2023-02-11T06:26:39.14 0.6 undecidable manual P 63 27.4503 107 0.51 44
IV.TSM3.DHZ.01 2023-02-11T06:26:38.60 0.1 undecidable manual S 154 14.3745 120 -0.07 98
IV.ATPC.HHZ. 2023-02-11T06:26:38.80 0.6 undecidable manual S 98 14.6742 120 0.05 49
IV.APEC.HHZ. 2023-02-11T06:26:38.40 0.1 undecidable manual S 60 13.2756 122 0.06 99
IV.ATFO.HHN. 2023-02-11T06:26:38.49 0.3 undecidable manual P 122 27.9498 107 -0.25 69
IV.CRE.HHZ. 2023-02-11T06:26:38.83 0.6 negative manual P 297 29.2485 106 -0.17 47
IV.SSP9.EHZ. 2023-02-11T06:26:38.60 0.6 undecidable manual S 305 14.2746 120 -0.05 49
IV.TSM2.DHN.01 2023-02-11T06:26:37.24 0.1 undecidable manual P 124 20.6682 112 -0.11 96
IV.PIEI.HHZ. 2023-02-11T06:26:37.35 0.1 undecidable manual P 79 21.1677 112 -0.11 96
IV.TB01.DHZ.01 2023-02-11T06:26:37.07 0.3 undecidable manual P 135 18.2706 115 0.15 72
IV.ATLO.EHE. 2023-02-11T06:26:37.97 0.3 undecidable manual P 153 22.9548 110 0.18 71
IV.ATMC.EHE. 2023-02-11T06:26:37.02 0.6 undecidable manual S 229 8.88 133 -0.11 49
IV.ATPI.EHZ. 2023-02-11T06:26:37.60 0.1 undecidable manual S 118 11.4774 126 -0.22 96
IV.ATBU.EHZ. 2023-02-11T06:26:37.49 0.1 undecidable manual P 97 22.0668 111 -0.12 96
IV.SSP9.EHZ. 2023-02-11T06:26:36.43 0.3 undecidable manual P 305 14.2746 120 0.22 71
IV.ATVO.HHZ. 2023-02-11T06:26:36.70 0.1 undecidable manual P 141 16.6722 117 0.07 98
IV.CDCA.HNZ. 2023-02-11T06:26:36.50 0.6 undecidable manual S 217 5.6943 146 0.09 50
IV.TB03.DHZ. 2023-02-11T06:26:36.42 0.1 undecidable manual P 135 15.2736 119 0.03 99
IV.PARC.HHZ. 2023-02-11T06:26:36.65 0.1 undecidable manual P 350 16.872 116 -0.01 99
IV.TB02.DHZ. 2023-02-11T06:26:36.91 0.1 undecidable manual P 143 17.871 115 0.07 98
IV.ATMI.HHZ. 2023-02-11T06:26:36.97 0.1 undecidable manual P 182 18.2706 115 0.04 98
IV.ATPC.HHZ. 2023-02-11T06:26:36.30 0.1 undecidable manual P 98 14.6742 120 0.03 99
IV.APEC.HHZ. 2023-02-11T06:26:36.13 0.1 undecidable manual P 60 13.2756 122 0.09 98
IV.TSM3.DHZ.01 2023-02-11T06:26:36.30 0.1 undecidable manual P 154 14.3745 120 0.08 98
IV.CDCA.HNZ. 2023-02-11T06:26:35.03 0.1 undecidable manual P 217 5.6943 146 0.11 99
IV.ATMC.EHE. 2023-02-11T06:26:35.37 0.1 undecidable manual P 229 8.88 133 0.03 100
IV.ATPI.EHZ. 2023-02-11T06:26:35.74 0.1 undecidable manual P 118 11.4774 126 0 100
IV.BADI.EHZ. 2023-02-11T06:26:35.50 0.3 undecidable manual S 294 2.7972 161 -0.46 69
IV.BADI.EHZ. 2023-02-11T06:26:34.55 0.1 undecidable manual P 294 2.7972 161 -0.11 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATPI.EHE. ML:1.1 0.000143 1.72 AML other m 2023-02-11T06:26:38.88
IV.ATPI.EHN. ML:1.0 0.0001245 1.26 AML other m 2023-02-11T06:26:38.17
IV.APEC.HHN. ML:1.6 0.00042449999999999996 0.14 AML other m 2023-02-11T06:26:38.64
IV.APEC.HHE. ML:1.2 0.00020150000000000002 1.68 AML other m 2023-02-11T06:26:39.95
IV.PARC.HHE. ML:1.0 0.00010025000000000001 0.72 AML other m 2023-02-11T06:26:39.90
IV.PARC.HHN. ML:1.1 0.0001275 1.76 AML other m 2023-02-11T06:26:40.88
IV.ATVO.HHE. ML:1.2 0.000129 1.08 AML other m 2023-02-11T06:26:40.82
IV.ATVO.HHN. ML:1.2 0.0001545 0.9 AML other m 2023-02-11T06:26:40.30
IV.ATMI.HHE. ML:1.1 0.0001051 0.92 AML other m 2023-02-11T06:26:40.31
IV.ATMI.HHN. ML:1.0 0.0000821 0.8 AML other m 2023-02-11T06:26:41.69
IV.PIEI.HHN. ML:0.8 0.000049949999999999994 0.14 AML other m 2023-02-11T06:26:41.26
IV.PIEI.HHE. ML:1.1 0.00008549999999999999 0.34 AML other m 2023-02-11T06:26:42.05
IV.NARO.HHN. ML:1.1 0.00006259999999999999 0.06 AML other m 2023-02-11T06:26:43.75
IV.NARO.HHE. ML:0.9 0.00003895 0.42 AML other m 2023-02-11T06:26:44.18
IV.SSFR.HHE. ML:1.4 0.00007919999999999999 0.62 AML other m 2023-02-11T06:26:47.74
IV.SSFR.HHN. ML:1.4 0.00008175000000000001 0.94 AML other m 2023-02-11T06:26:48.87
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