Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 12-07-2019 and time 00:14:48 (UTC) in region 5 km S Pieve Santo Stefano (AR)

A magnitude ML 0.5 earthquake occured in region: 5 km S Pieve Santo Stefano (AR), on

  • 12-07-2019 00:14:48 (UTC)
  • 12-07-2019 02:14:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6260, 12.0470 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
Pieve Santo Stefano AR 5 3183 3183
Caprese Michelangelo AR 5 1426 4609
Anghiari AR 9 5638 10247
Sansepolcro AR 10 15884 26131
Chiusi della Verna AR 12 2023 28154
San Giustino PG 14 11297 39451
Chitignano AR 14 899 40350
Badia Tedalda AR 15 1087 41437
Subbiano AR 15 6331 47768
Citerna PG 15 3531 51299
Monterchi AR 16 1757 53056
Capolona AR 16 5438 58494
Castel Focognano AR 17 3149 61643
Verghereto FC 19 1907 63550
Bibbiena AR 20 12241 75791

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Arezzo (99543 inhabitants)
59 Km S of Cesena (96758 inhabitants)
64 Km NW of Perugia (166134 inhabitants)
64 Km SW of Rimini (147750 inhabitants)
66 Km E of Firenze (382808 inhabitants)
67 Km S of Forlì (117913 inhabitants)
67 Km NE of Siena (53903 inhabitants)
71 Km E of Scandicci (50609 inhabitants)
75 Km S of Faenza (58541 inhabitants)
77 Km W of Pesaro (94582 inhabitants)
81 Km E of Prato (191150 inhabitants)
82 Km W of Fano (60888 inhabitants)
85 Km SE of Imola (69797 inhabitants)
89 Km S of Ravenna (159116 inhabitants)
92 Km NW of Foligno (57155 inhabitants)
97 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 0.5 2019-07-12
00:14:48		 43.6255 12.0468 9 2019-07-12
00:26:55		 Sala Sismica INGV-Roma 70485791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-12 00:14:48 ± 0.08
Latitude 43.6255 ± 0.0054
Longitude 12.0468 ± 0.0062
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 70485791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 669
Semi-minor axis of confidence ellipse (meter) 438
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 204
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 107
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48204
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 70485791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-12 00:26:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATVO.HHZ. 2019-07-12T00:15:02.28 3.0 undecidable manual S 0
IV.PIEI.HHZ. 2019-07-12T00:15:01.82 0.1 undecidable manual S 104 40.4262 50 -0.14 92
IV.ATPI.EHE. 2019-07-12T00:15:00.26 0.3 undecidable manual S 124 34.5432 50 -0.12 70
IV.SFI.EHE. 2019-07-12T00:15:00.32 0.3 undecidable manual S 333 34.8429 50 -0.14 69
IV.CAFI.HHZ. 2019-07-12T00:14:59.80 0.3 undecidable manual S 191 33.5442 50 -0.3 67
IV.ATTE.HHE. 2019-07-12T00:14:58.32 0.3 undecidable manual P 152 53.502 50 0.14 67
IV.BADI.EHZ. 2019-07-12T00:14:56.03 0.1 undecidable manual S 129 20.4684 114 -0.02 97
IV.ATVO.HHZ. 2019-07-12T00:14:56.31 3.0 undecidable manual P 0
IV.PIEI.HHZ. 2019-07-12T00:14:55.87 0.1 undecidable manual P 104 40.4262 50 -0.31 89
IV.SFI.EHE. 2019-07-12T00:14:55.79 0.1 undecidable manual P 333 34.8429 50 0.47 86
IV.ATPI.EHE. 2019-07-12T00:14:55.72 0.3 undecidable manual P 124 34.5432 50 0.46 65
IV.CAFI.HHZ. 2019-07-12T00:14:54.96 0.3 undecidable manual P 191 33.5442 50 -0.14 70
IV.PARC.HHZ. 2019-07-12T00:14:54.32 0.1 undecidable manual S 80 15.5733 120 -0.25 94
IV.ATMC.EHZ. 2019-07-12T00:14:53.97 0.3 undecidable manual P 149 23.0547 112 0.72 60
IV.CRE.HHZ. 2019-07-12T00:14:52.16 0.1 undecidable manual S 265 7.6812 140 -0.28 94
IV.BADI.EHZ. 2019-07-12T00:14:52.93 0.3 undecidable manual P 129 20.4684 114 0.16 71
IV.SSP9.EHZ. 2019-07-12T00:14:52.76 0.1 undecidable manual S 130 8.88 136 0.04 99
IV.PARC.HHZ. 2019-07-12T00:14:51.90 0.1 positive manual P 80 15.5733 120 -0.01 98
IV.SSP9.EHZ. 2019-07-12T00:14:50.86 0.1 undecidable manual P 130 8.88 136 0.02 99
IV.CRE.HHZ. 2019-07-12T00:14:50.68 0.1 undecidable manual P 265 7.6812 140 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRE.HHN. ML:0.9 0.000134 0.18 AML other m 2019-07-12T00:14:52.35
IV.CRE.HHE. ML:0.8 0.0000886 0.44 AML other m 2019-07-12T00:14:52.33
IV.PARC.HHE. ML:0.6 0.0000408 0.12 AML other m 2019-07-12T00:14:54.50
IV.PARC.HHN. ML:1.1 0.00011795 0.12 AML other m 2019-07-12T00:14:54.49
IV.PIEI.HHN. ML:0.2 0.0000074700000000000005 0.14 AML other m 2019-07-12T00:15:02.50
IV.PIEI.HHE. ML:0.8 0.00001765 0.12 AML other m 2019-07-12T00:15:02.45
IV.SSP9.EHE. ML:0.4 0.00003425028 0.28 AML other m 2019-07-12T00:14:53.31
IV.SSP9.EHN. ML:0.7 0.0000763808 0.24 AML other m 2019-07-12T00:14:53.12
IV.BADI.EHE. ML:0.3 0.000013694707 0.18 AML other m 2019-07-12T00:14:59.34
IV.BADI.EHN. ML:0.1 0.000012498503499999999 0.2 AML other m 2019-07-12T00:15:04.09
IV.CAFI.HHE. ML:0.1 0.0000062923065 0.12 AML other m 2019-07-12T00:15:00.42
IV.CAFI.HHN. ML:0.1 0.0000074626794999999995 0.26 AML other m 2019-07-12T00:15:00.19
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