Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 23-07-2022 and time 08:04:57 (Italy) in region 5 km SE Caprese Michelangelo (AR)

A magnitude ML 0.9 earthquake occured in region: 5 km SE Caprese Michelangelo (AR), on

  • 23-07-2022 06:04:57 (UTC)
  • 23-07-2022 08:04:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6180, 12.0340 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
Caprese Michelangelo AR 5 1426 1426
Pieve Santo Stefano AR 6 3183 4609
Anghiari AR 9 5638 10247
Sansepolcro AR 10 15884 26131
Chiusi della Verna AR 12 2023 28154
Chitignano AR 13 899 29053
Subbiano AR 14 6331 35384
San Giustino PG 14 11297 46681
Citerna PG 15 3531 50212
Capolona AR 15 5438 55650
Badia Tedalda AR 16 1087 56737
Monterchi AR 16 1757 58494
Castel Focognano AR 16 3149 61643
Bibbiena AR 19 12241 73884
Talla AR 20 1062 74946
Verghereto FC 20 1907 76853

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NE of Arezzo (99543 inhabitants)
60 Km S of Cesena (96758 inhabitants)
64 Km NW of Perugia (166134 inhabitants)
65 Km E of Firenze (382808 inhabitants)
65 Km SW of Rimini (147750 inhabitants)
66 Km NE of Siena (53903 inhabitants)
67 Km S of Forlì (117913 inhabitants)
70 Km E of Scandicci (50609 inhabitants)
75 Km S of Faenza (58541 inhabitants)
78 Km W of Pesaro (94582 inhabitants)
81 Km E of Prato (191150 inhabitants)
83 Km W of Fano (60888 inhabitants)
86 Km SE of Imola (69797 inhabitants)
90 Km S of Ravenna (159116 inhabitants)
91 Km NW of Foligno (57155 inhabitants)
96 Km E of Pistoia (90315 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 0.9 2022-07-23
06:04:57		 43.6177 12.0337 9 2022-07-23
06:14:43		 Sala Sismica INGV-Roma 107586291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-23 06:04:57 ± 0.06
Latitude 43.6177 ± 0.0036
Longitude 12.0337 ± 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 107586291

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 427
Semi-minor axis of confidence ellipse (meter) 313
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 28
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 17
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) 0.35883
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 107586291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-23 06:14:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2022-07-23T06:05:18.46 3.0 undecidable manual Pn 1.7 0
IV.ATVO.HHZ. 2022-07-23T06:05:11.71 0.6 undecidable manual S 131 39.8268 50 0.34 45
IV.ATMI.HHZ. 2022-07-23T06:05:10.54 0.3 undecidable manual S 149 36.6411 50 0 73
IV.SFI.EHZ. 2022-07-23T06:05:10.26 0.3 undecidable manual S 335 35.2425 50 0.11 71
IV.ATPI.EHZ. 2022-07-23T06:05:09.96 0.3 undecidable manual S 122 34.9428 50 -0.12 71
IV.CAFI.HHZ. 2022-07-23T06:05:09.29 0.1 undecidable manual S 190 32.4453 50 -0.13 95
IV.IMOL.HNZ. 2022-07-23T06:05:06.80 3.0 positive manual P -0.12 0
IV.SFI.EHZ. 2022-07-23T06:05:05.01 0.3 undecidable manual P 335 35.2425 50 0.06 72
IV.ATVO.HHZ. 2022-07-23T06:05:05.72 0.6 undecidable manual P 131 39.8268 50 0.07 48
IV.ATMI.HHZ. 2022-07-23T06:05:05.09 0.3 undecidable manual P 149 36.6411 50 -0.08 72
IV.CAFI.HHZ. 2022-07-23T06:05:04.49 0.1 undecidable manual P 190 32.4453 50 -0.03 97
IV.ATPI.EHZ. 2022-07-23T06:05:04.73 0.3 undecidable manual P 122 34.9428 50 -0.18 70
IV.PARC.HHZ. 2022-07-23T06:05:04.15 0.1 undecidable manual S 78 16.7721 118 -0.3 95
IV.SSP9.EHZ. 2022-07-23T06:05:02.48 0.1 undecidable manual S 122 9.1797 134 0.18 98
IV.ATMC.EHE. 2022-07-23T06:05:02.82 0.1 undecidable manual P 146 22.8549 111 0.07 98
IV.PARC.HHZ. 2022-07-23T06:05:01.68 0.1 positive manual P 78 16.7721 118 0.03 100
IV.CRE.HHZ. 2022-07-23T06:05:01.41 0.1 undecidable manual S 271 6.5934 144 -0.29 96
IV.CRE.HHZ. 2022-07-23T06:05:00.32 0.1 undecidable manual P 271 6.5934 144 0.25 97
IV.SSP9.EHZ. 2022-07-23T06:05:00.58 0.1 undecidable manual P 122 9.1797 134 0.17 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRE.HHE. ML:1.6 0.0007070000000000001 0.06 AML other m 2022-07-23T06:05:01.47
IV.CRE.HHN. ML:1.0 0.0001885 0.22 AML other m 2022-07-23T06:05:02.73
IV.SSP9.EHE. ML:1.0 0.00015875 0.42 AML other m 2022-07-23T06:05:02.55
IV.SSP9.EHN. ML:1.0 0.0001575 0.56 AML other m 2022-07-23T06:05:02.86
IV.PARC.HHE. ML:1.0 0.0000881 0.9 AML other m 2022-07-23T06:05:04.26
IV.PARC.HHN. ML:1.4 0.00021050000000000002 0.16 AML other m 2022-07-23T06:05:04.25
IV.CAFI.HHE. ML:0.5 0.000016300000000000003 0.74 AML other m 2022-07-23T06:05:09.61
IV.ATPI.EHE. ML:0.7 0.00001795 1.5 AML other m 2022-07-23T06:05:11.08
IV.ATPI.EHN. ML:0.7 0.00001845 0.46 AML other m 2022-07-23T06:05:11.34
IV.ATVO.HHE. ML:0.8 0.000021900000000000004 0.14 AML other m 2022-07-23T06:05:12.80
IV.ATVO.HHN. ML:0.8 0.0000181 1.16 AML other m 2022-07-23T06:05:13.04
IV.CAFI.HHN. ML:0.5 0.000016899999999999997 0.8 AML other m 2022-07-23T06:05:15.61
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