Earthquake with magnitude of ML 0.7 on date 23-01-2022 and time 15:48:09 (Italy) in region 3 km SE Pratovecchio Stia (AR)

A magnitude ML 0.7 earthquake occured in region: 3 km SE Pratovecchio Stia (AR), on

  • 23-01-2022 14:48:09 (UTC)
  • 23-01-2022 15:48:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.7660, 11.7340 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
Pratovecchio Stia AR 3 5845 5845
Castel San Niccolò AR 4 2707 8552
Poppi AR 5 6160 14712
Ortignano Raggiolo AR 9 878 15590
Montemignaio AR 10 566 16156
Bibbiena AR 10 12241 28397
Castel Focognano AR 15 3149 31546
Chitignano AR 17 899 32445
Londa FI 17 1840 34285
Chiusi della Verna AR 18 2023 36308
Pelago FI 18 7660 43968
Reggello FI 18 16290 60258
Talla AR 19 1062 61320

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NW of Arezzo (99543 inhabitants)
38 Km E of Firenze (382808 inhabitants)
44 Km E of Scandicci (50609 inhabitants)
53 Km E of Prato (191150 inhabitants)
57 Km SW of Forlì (117913 inhabitants)
58 Km SW of Cesena (96758 inhabitants)
59 Km S of Faenza (58541 inhabitants)
59 Km NE of Siena (53903 inhabitants)
65 Km S of Imola (69797 inhabitants)
68 Km E of Pistoia (90315 inhabitants)
74 Km W of Rimini (147750 inhabitants)
82 Km SW of Ravenna (159116 inhabitants)
87 Km SE of Bologna (386663 inhabitants)
90 Km NW of Perugia (166134 inhabitants)
96 Km W of Pesaro (94582 inhabitants)
99 Km E of Lucca (89046 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 2022-01-23
14:48:09
43.7658 11.7342 9 2022-01-23
14:54:07
Sala Sismica INGV-Roma 100092681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-23 14:48:09 ± 0.09
Latitude 43.7658 ± 0.0063
Longitude 11.7342 ± 0.0075
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 100092681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 814
Semi-minor axis of confidence ellipse (meter) 247
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 33
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46765
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 100092681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-23 14:54:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.STN3.HNZ.01 2022-01-23T14:49:55.68 3.0 undecidable manual Sn -2.36 0
IV.CAR1.HHZ. 2022-01-23T14:49:50.67 3.0 undecidable manual Pg 24.290001 0
IV.MPAZ.HHZ. 2022-01-23T14:49:48.55 3.0 undecidable manual Pn 8.37 0
AC.VLO.HHZ. 2022-01-23T14:49:48.84 3.0 undecidable manual Pn 7.38 0
IV.ESML.HHZ. 2022-01-23T14:49:44.96 3.0 positive manual Pn 5.86 0
OT.OT17.EHZ. 2022-01-23T14:49:32.64 3.0 undecidable manual Sn -2.6 0
IV.MTSN.HNZ. 2022-01-23T14:49:30.47 3.0 positive manual Pg 17.969999 0
IV.PZUN.HHZ. 2022-01-23T14:49:26.74 3.0 undecidable manual Pg 17.65 0
IX.PGN3.HHZ.02 2022-01-23T14:49:23.22 3.0 undecidable manual Pg 13.49 0
IX.SRN3.HHZ.02 2022-01-23T14:49:22.86 3.0 undecidable manual Pg 14.66 0
IV.PCN.HNZ. 2022-01-23T14:49:01.10 3.0 undecidable manual Sn -0.32 0
IV.BOZZ.EHZ. 2022-01-23T14:48:54.99 3.0 undecidable manual Sn 0.15 0
IV.PP3.EHZ. 2022-01-23T14:48:51.70 3.0 undecidable manual Sn 3 0
IV.ZEN8.EHZ. 2022-01-23T14:48:47.58 3.0 undecidable manual Pg 8.25 0
IV.SSFR.HNZ. 2022-01-23T14:48:31.83 3.0 undecidable manual Sn -2.15 0
IV.PARC.HHZ. 2022-01-23T14:48:23.68 0.6 undecidable manual S 108 42.5241 50 0.09 47
IV.BOSL.HHE. 2022-01-23T14:48:21.74 0.6 undecidable manual S 303 34.1436 50 0.39 45
IV.MURB.HHZ. 2022-01-23T14:48:21.42 3.0 positive manual P 1.14 0
IV.LMD.HHZ. 2022-01-23T14:48:21.51 0.6 undecidable manual S 356 34.6431 50 0.02 49
IV.SSFR.HHZ. 2022-01-23T14:48:19.35 3.0 negative manual Pn -2.52 0
IV.CRE.HHZ. 2022-01-23T14:48:18.93 0.6 undecidable manual S 133 23.8539 111 0.65 42
IV.CAFI.HHE. 2022-01-23T14:48:18.59 1.0 undecidable manual P 159 51.9036 50 -0.45 22
IV.PARC.HHZ. 2022-01-23T14:48:17.31 0.1 undecidable manual P 108 42.5241 50 -0.28 91
IV.BOSL.HHE. 2022-01-23T14:48:16.38 0.1 undecidable manual P 303 34.1436 50 0.08 96
IV.SFI.EHZ. 2022-01-23T14:48:16.86 0.6 undecidable manual S 30 17.871 117 0.49 45
IV.LMD.HHZ. 2022-01-23T14:48:16.16 0.6 undecidable manual P 356 34.6431 50 -0.21 47
IV.RUFI.EHZ. 2022-01-23T14:48:16.77 0.6 undecidable manual S 294 19.6692 115 -0.17 48
IV.CRE.HHZ. 2022-01-23T14:48:14.51 0.6 negative manual P 133 23.8539 111 -0.01 50
IV.RUFI.EHZ. 2022-01-23T14:48:13.83 0.3 undecidable manual P 294 19.6692 115 0.08 74
IV.SFI.EHZ. 2022-01-23T14:48:12.98 1.0 undecidable manual P 30 17.871 117 -0.44 23
IV.ASQU.HHZ. 2022-01-23T14:48:12.96 0.6 undecidable manual S 52 5.5944 149 -0.18 50
IV.ASQU.HHZ. 2022-01-23T14:48:11.42 0.1 undecidable manual P 52 5.5944 149 -0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASQU.HHE. ML:1.2 0.00028100000000000005 0.84 AML other m 2022-01-23T14:48:13.12
IV.ASQU.HHN. ML:1.3 0.000364 0.22 AML other m 2022-01-23T14:48:13.14
IV.SFI.EHE. ML:0.6 0.00002971135 0.1984 AML other m 2022-01-23T14:48:17.20
IV.SFI.EHN. ML:0.6 0.000029472745000000003 0.256 AML other m 2022-01-23T14:48:18.41
IV.RUFI.EHE. ML:0.7 0.000034444000000000004 0.2752 AML other m 2022-01-23T14:48:16.96
IV.RUFI.EHN. ML:0.7 0.000040192711 0.1792 AML other m 2022-01-23T14:48:16.95
IV.CRE.HHE. ML:0.5 0.000018044959 0.2624 AML other m 2022-01-23T14:48:19.53
IV.CRE.HHN. ML:0.7 0.0000281918605 0.1984 AML other m 2022-01-23T14:48:19.80
IV.LMD.HHE. ML:0.7 0.000017671045 0.1024 AML other m 2022-01-23T14:48:21.49
IV.LMD.HHN. ML:0.8 0.000024698294 0.16 AML other m 2022-01-23T14:48:21.74
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