Earthquake with magnitude of ML 1.6 on date 09-12-2023 and time 02:00:12 (Italy) in region 2 km S Pieve Santo Stefano (AR)

A magnitude ML 1.6 earthquake occured in region: 2 km S Pieve Santo Stefano (AR), on

  • 09-12-2023 01:00:12 (UTC)
  • 09-12-2023 02:00:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6490, 12.0480 at 56 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
Pieve Santo Stefano AR 2 3183 3183
Caprese Michelangelo AR 5 1426 4609
Chiusi della Verna AR 11 2023 6632
Sansepolcro AR 12 15884 22516
Anghiari AR 12 5638 28154
Badia Tedalda AR 13 1087 29241
Chitignano AR 14 899 30140
San Giustino PG 15 11297 41437
Subbiano AR 16 6331 47768
Verghereto FC 17 1907 49675
Castel Focognano AR 17 3149 52824
Citerna PG 18 3531 56355
Capolona AR 18 5438 61793
Casteldelci RN 18 407 62200
Monterchi AR 19 1757 63957
Bibbiena AR 19 12241 76198

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NE of Arezzo (99543 inhabitants)
57 Km S of Cesena (96758 inhabitants)
62 Km SW of Rimini (147750 inhabitants)
64 Km S of Forlì (117913 inhabitants)
65 Km E of Firenze (382808 inhabitants)
66 Km NW of Perugia (166134 inhabitants)
68 Km NE of Siena (53903 inhabitants)
71 Km E of Scandicci (50609 inhabitants)
72 Km S of Faenza (58541 inhabitants)
75 Km W of Pesaro (94582 inhabitants)
81 Km E of Prato (191150 inhabitants)
81 Km W of Fano (60888 inhabitants)
83 Km SE of Imola (69797 inhabitants)
86 Km S of Ravenna (159116 inhabitants)
94 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 1.6 2023-12-09
01:00:12
43.6492 12.0478 56 2023-12-09
01:16:21
Sala Sismica INGV-Roma 123907301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-09 01:00:12 ± 0.12
Latitude 43.6492 ± 0.0063
Longitude 12.0478 ± 0.0112
Depth (km) 56 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123907301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 812
Semi-minor axis of confidence ellipse (meter) 579
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 235
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) 84
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 39
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.75183
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 28
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 54
Type of magnitude ML
Reference to an origin 123907301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-09 01:16:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MIDA.HHZ. 2023-12-09T01:01:19.82 3.0 undecidable manual Sn -3.21 0
IV.CDRU.HHZ. 2023-12-09T01:01:18.77 3.0 undecidable manual Pg 7.57 0
IV.INTR.HHZ. 2023-12-09T01:01:10.53 3.0 undecidable manual Sn -1.53 0
CH.FUORN.HHZ. 2023-12-09T01:01:02.39 3.0 undecidable manual Pn 2.07 0
IV.MAGA.HHZ. 2023-12-09T01:00:47.28 3.0 undecidable manual Pn -1.11 0
IV.CTI.HHZ. 2023-12-09T01:00:47.54 3.0 positive manual Pn -1.64 0
ST.DOSS.HHZ. 2023-12-09T01:00:46.55 3.0 negative manual Pn -1.26 0
IV.ATVA.EHE. 2023-12-09T01:00:31.15 0.6 undecidable manual S 155 45.3213 132 -0.22 47
IV.CAFI.HHZ. 2023-12-09T01:00:30.34 0.6 undecidable manual S 190 36.1416 140 0.36 46
IV.TB02.DH2. 2023-12-09T01:00:30.96 0.6 undecidable manual S 137 42.4242 134 0.04 49
IV.ATMI.HHZ. 2023-12-09T01:00:30.64 0.6 undecidable manual S 153 39.2274 137 0.22 47
IV.PE3.EHZ. 2023-12-09T01:00:30.47 0.6 undecidable manual S 82 36.3414 140 0.45 45
IV.ATPI.EHZ. 2023-12-09T01:00:30.02 0.6 undecidable manual S 128 36.0417 140 0.05 49
IV.CPGN.EHZ. 2023-12-09T01:00:29.19 0.6 undecidable manual S 52 27.5502 148 0.29 48
IV.SFI.EHZ. 2023-12-09T01:00:29.59 0.6 undecidable manual S 330 32.6451 143 0.08 49
IV.BADI.EHZ. 2023-12-09T01:00:28.07 0.6 undecidable manual S 134 22.1556 154 -0.26 48
IV.ATMC.EHZ. 2023-12-09T01:00:28.31 0.6 undecidable manual S 153 25.2525 150 -0.34 47
IV.CRE.HHZ. 2023-12-09T01:00:27.41 0.6 undecidable manual S 246 8.3805 170 0.01 52
IV.ASSB.HHZ. 2023-12-09T01:00:27.12 0.6 undecidable manual P 144 83.4498 111 -0.3 43
IV.SSFR.HHZ. 2023-12-09T01:00:25.69 0.3 undecidable manual P 112 63.5919 120 0.49 64
IV.ATCC.EHZ. 2023-12-09T01:00:25.75 0.6 undecidable manual P 137 70.1742 117 -0.17 45
IV.MURB.HHZ. 2023-12-09T01:00:24.71 0.1 positive manual P 138 57.498 124 0.15 92
IV.MPAG.EHZ. 2023-12-09T01:00:24.26 0.3 positive manual P 92 57.1983 124 -0.26 68
IV.LMD.HHZ. 2023-12-09T01:00:24.56 1.0 undecidable manual P 330 54.8007 125 0.28 23
IV.FRON.EHZ. 2023-12-09T01:00:24.44 1.0 positive manual P 105 56.3991 124 0 24
IV.ATVA.EHE. 2023-12-09T01:00:23.45 0.1 undecidable manual P 155 45.3213 132 0.09 95
IV.TB02.DH2. 2023-12-09T01:00:23.13 0.1 undecidable manual P 137 42.4242 134 0.03 97
IV.TB01.DHZ. 2023-12-09T01:00:23.16 0.1 undecidable manual P 133 43.0236 134 0.01 98
IV.ATVO.HHZ. 2023-12-09T01:00:23.03 0.1 negative manual P 136 41.3253 135 0.03 97
IV.ATLO.HNE. 2023-12-09T01:00:23.45 0.1 undecidable manual P 142 47.0196 131 -0.07 96
IV.ATPC.HNN. 2023-12-09T01:00:23.14 0.1 undecidable manual P 119 37.8288 138 0.44 90
IV.PE3.EHZ. 2023-12-09T01:00:22.39 0.6 negative manual P 82 36.3414 140 -0.19 47
IT.MCS.HGE. 2023-12-09T01:00:22.46 0.1 undecidable manual P 7 38.5281 138 -0.3 92
IV.ATPI.EHZ. 2023-12-09T01:00:22.68 1.0 positive manual P 128 36.0417 140 0.13 24
IV.TB03.DH1. 2023-12-09T01:00:22.82 0.1 undecidable manual P 133 40.1265 136 -0.07 97
IV.SFI.EHZ. 2023-12-09T01:00:22.46 0.3 positive manual P 330 32.6451 143 0.17 72
IV.CAFI.HHZ. 2023-12-09T01:00:22.71 0.1 negative manual P 190 36.1416 140 0.15 96
IV.PIEI.HHZ. 2023-12-09T01:00:22.98 1.0 undecidable manual P 108 41.1255 135 0 25
IV.TSM3.DHZ. 2023-12-09T01:00:22.79 0.1 undecidable manual P 140 38.5281 138 0.03 98
IV.ATMI.HHZ. 2023-12-09T01:00:22.76 1.0 undecidable manual P 153 39.2274 137 -0.05 24
IV.NARO.HHZ. 2023-12-09T01:00:22.81 0.3 positive manual P 96 43.0236 134 -0.34 68
IV.CPGN.EHZ. 2023-12-09T01:00:21.97 0.1 undecidable manual P 52 27.5502 148 0.03 100
IV.TSM6.DH2. 2023-12-09T01:00:21.98 0.1 undecidable manual P 130 30.1476 145 -0.13 97
IV.BADI.EHZ. 2023-12-09T01:00:21.49 0.3 negative manual P 134 22.1556 154 -0.11 74
IV.ATMC.EHZ. 2023-12-09T01:00:21.52 0.1 undecidable manual P 153 25.2525 150 -0.27 96
IV.CRE.HHZ. 2023-12-09T01:00:20.90 0.3 negative manual P 246 8.3805 170 -0.17 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRE.HHE. ML:1.5 0.00007055000000000001 0.16 AML other m 2023-12-09T01:00:27.55
IV.CRE.HHN. ML:1.9 0.00016949999999999997 1.76 AML other m 2023-12-09T01:00:28.00
IV.ATMI.HHE. ML:1.8 0.00011599999999999999 0.28 AML other m 2023-12-09T01:00:31.83
IV.PIEI.HHN. ML:1.2 0.0000315 0.42 AML other m 2023-12-09T01:00:32.33
IV.ATMI.HHN. ML:1.9 0.000131 0.54 AML other m 2023-12-09T01:00:32.86
IV.NARO.HHN. ML:1.5 0.000056 1.3 AML other m 2023-12-09T01:00:32.67
IV.NARO.HHE. ML:1.2 0.000027997710000000002 0.22 AML other m 2023-12-09T01:00:32.55
IV.PIEI.HHE. ML:1.4 0.00004245 1.68 AML other m 2023-12-09T01:00:33.89
IV.MPAG.EHN. ML:1.5 0.000042482 0.24 AML other m 2023-12-09T01:00:34.45
IV.MPAG.EHE. ML:1.5 0.00004075 0.36 AML other m 2023-12-09T01:00:34.54
IV.BADI.EHE. ML:1.3 0.000037947404999999996 0.18 AML other m 2023-12-09T01:00:28.69
IV.BADI.EHN. ML:1.4 0.000051894789999999996 0.36 AML other m 2023-12-09T01:00:30.76
IV.PE3.EHE. ML:1.8 0.00010645955 0.44 AML other m 2023-12-09T01:00:32.34
IV.PE3.EHN. ML:1.9 0.0001366173 0.38 AML other m 2023-12-09T01:00:33.94
IV.SFI.EHE. ML:1.4 0.00004794189 0.34 AML other m 2023-12-09T01:00:30.36
IV.SFI.EHN. ML:1.3 0.000035266745 0.32 AML other m 2023-12-09T01:00:31.73
IV.SFI.HNE. ML:1.8 0.00013128818500000001 0.9 AML other m 2023-12-09T01:00:41.35
IV.SFI.HNN. ML:1.9 0.00016118140000000002 1.1304 AML other m 2023-12-09T01:00:29.66
IV.ATPI.HNE. ML:1.8 0.00012373041000000002 0.8296 AML other m 2023-12-09T01:00:29.09
IV.ATPI.HNN. ML:1.9 0.00014623205 0.6904 AML other m 2023-12-09T01:00:40.65
IV.ATPI.EHE. ML:1.2 0.00002973092 1.2 AML other m 2023-12-09T01:00:45.26
IV.ATPI.EHN. ML:1.3 0.000033990649999999996 0.34 AML other m 2023-12-09T01:00:32.94
IV.CAFI.HHE. ML:1.2 0.000028482704999999998 0.24 AML other m 2023-12-09T01:00:30.97
IV.CAFI.HHN. ML:1.2 0.000029923445 0.22 AML other m 2023-12-09T01:00:30.77
IV.CAFI.HNE. ML:1.3 0.00003303486 1 AML other m 2023-12-09T01:00:22.22
IV.CAFI.HNN. ML:1.4 0.000050283299999999993 1.5304 AML other m 2023-12-09T01:00:40.72
IV.PIEI.HNE. ML:1.7 0.000096696795 0.6392 AML other m 2023-12-09T01:00:41.72
IV.PIEI.HNN. ML:1.8 0.00011797422 0.5896 AML other m 2023-12-09T01:00:45.15
IV.ATVO.HHE. ML:1.3 0.000037344365 0.32 AML other m 2023-12-09T01:00:33.98
IV.ATVO.HHN. ML:1.4 0.00004439512 0.76 AML other m 2023-12-09T01:00:34.10
IV.ATVO.HNE. ML:1.9 0.000124636545 0.86 AML other m 2023-12-09T01:00:47.70
IV.ATVO.HNN. ML:2.2 0.00023897475 1.1192 AML other m 2023-12-09T01:00:44.85
IV.MPAG.HNE. ML:2.0 0.000152117905 0.6304 AML other m 2023-12-09T01:00:37.44
IV.MPAG.HNN. ML:2.0 0.00013000320000000002 0.7496 AML other m 2023-12-09T01:00:42.51
IV.FRON.EHE. ML:1.2 0.000021085929499999998 0.36 AML other m 2023-12-09T01:00:34.31
IV.FRON.EHN. ML:1.3 0.000027928325 0.5 AML other m 2023-12-09T01:00:41.11
IV.LMD.HHE. ML:1.4 0.000041701455 0.4 AML other m 2023-12-09T01:00:35.50
IV.LMD.HHN. ML:1.3 0.000031803275 0.32 AML other m 2023-12-09T01:00:35.19
IV.MURB.HHE. ML:1.7 0.000076621105 0.22 AML other m 2023-12-09T01:00:37.16
IV.MURB.HHN. ML:1.8 0.000079392635 0.46 AML other m 2023-12-09T01:00:37.09
IV.MURB.HNE. ML:2.0 0.0001448722 0.56 AML other m 2023-12-09T01:00:45.15
IV.MURB.HNN. ML:2.0 0.00015487 0.86 AML other m 2023-12-09T01:00:51.17
IV.SSFR.HHN. ML:1.4 0.000033598314999999994 0.16 AML other m 2023-12-09T01:00:39.22
IV.SSFR.HNE. ML:2.1 0.00015879350000000002 0.76 AML other m 2023-12-09T01:00:34.54
IV.SSFR.HNN. ML:2.2 0.0002104548 0.8104 AML other m 2023-12-09T01:00:52.59
IV.ATCC.EHN. ML:1.7 0.000054317525000000005 0.66 AML other m 2023-12-09T01:00:45.76
IV.ATCC.HNE. ML:2.0 0.0001248896 0.66 AML other m 2023-12-09T01:00:46.10
IV.ATCC.HNN. ML:2.1 0.00015300093 0.78 AML other m 2023-12-09T01:00:46.40
IV.ATCC.EHE. ML:1.6 0.00004314372 0.48 AML other m 2023-12-09T01:00:45.77
IV.ASSB.HHN. ML:1.2 0.0000161221925 0.2 AML other m 2023-12-09T01:00:42.05
IV.ASSB.HHE. ML:1.2 0.000013947924999999999 0.38 AML other m 2023-12-09T01:00:47.66
ST.DOSS.HNN. ML:2.6 0.00007263450499999998 1.08 AML other m 2023-12-09T01:00:48.63
ST.DOSS.HHE. ML:2.2 0.000027855095 2.36 AML other m 2023-12-09T01:01:04.94
ST.DOSS.HHN. ML:2.1 0.000018778785 1.38 AML other m 2023-12-09T01:01:37.05
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