Earthquake with magnitude of ML 1.3 on date 27-03-2020 and time 12:28:12 (UTC) in region 5 km N Sansepolcro (AR)

A magnitude ML 1.3 earthquake occured in region: 5 km N Sansepolcro (AR), on

  • 27-03-2020 12:28:12 (UTC)
  • 27-03-2020 13:28:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6120, 12.1450 at 11 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
Sansepolcro AR 5 15884 15884
San Giustino PG 7 11297 27181
Pieve Santo Stefano AR 11 3183 30364
Anghiari AR 11 5638 36002
Badia Tedalda AR 11 1087 37089
Citerna PG 13 3531 40620
Borgo Pace PU 13 606 41226
Caprese Michelangelo AR 13 1426 42652
Monterchi AR 14 1757 44409
Mercatello sul Metauro PU 16 1378 45787
Sestino AR 16 1355 47142
CittĂ  di Castello PG 19 39913 87055
Monte Santa Maria Tiberina PG 19 1183 88238
Chiusi della Verna AR 20 2023 90261
Casteldelci RN 20 407 90668

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NE of Arezzo (99543 inhabitants)
59 Km S of Cesena (96758 inhabitants)
59 Km NW of Perugia (166134 inhabitants)
60 Km SW of Rimini (147750 inhabitants)
69 Km S of Forlì (117913 inhabitants)
70 Km W of Pesaro (94582 inhabitants)
73 Km E of Siena (53903 inhabitants)
74 Km E of Firenze (382808 inhabitants)
75 Km W of Fano (60888 inhabitants)
78 Km S of Faenza (58541 inhabitants)
79 Km E of Scandicci (50609 inhabitants)
86 Km NW of Foligno (57155 inhabitants)
89 Km E of Prato (191150 inhabitants)
89 Km SE of Imola (69797 inhabitants)
90 Km S of Ravenna (159116 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 1.3 2020-03-27
12:28:12
43.6117 12.1452 11 2020-03-27
12:34:54
Sala Sismica INGV-Roma 77617021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-27 12:28:12 ± 0.07
Latitude 43.6117 ± 0.0045
Longitude 12.1452 ± 0.0062
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77617021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 535
Semi-minor axis of confidence ellipse (meter) 491
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 233
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.03867
Epicentral distance of station farthest from the epicenter (degree) 0.31476
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 77617021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-27 12:34:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2020-03-27T12:28:23.31 0.3 undecidable manual S 105 32.4453 50 -0.02 71
IV.NARO.HHZ. 2020-03-27T12:28:23.74 0.3 undecidable manual S 90 34.9428 50 -0.27 68
IV.PE3.EHZ. 2020-03-27T12:28:22.60 0.6 undecidable manual S 72 29.6481 50 0 48
IV.ATPC.HHZ. 2020-03-27T12:28:22.66 0.3 undecidable manual S 120 28.9488 50 0.26 70
IV.APEC.HHZ. 2020-03-27T12:28:21.04 0.3 undecidable manual S 105 22.8549 50 0.27 64
IV.ATMC.EHZ. 2020-03-27T12:28:19.56 0.3 undecidable manual S 168 18.6702 120 -0.01 73
IV.PIEI.HHZ. 2020-03-27T12:28:18.29 0.6 undecidable manual P 105 32.4453 50 -0.3 44
IV.NARO.HHZ. 2020-03-27T12:28:18.70 1.0 undecidable manual P 90 34.9428 50 -0.28 22
IV.PE3.EHZ. 2020-03-27T12:28:18.05 0.1 undecidable manual P 72 29.6481 50 -0.12 94
IV.ATPC.HHZ. 2020-03-27T12:28:18.11 0.1 undecidable manual P 120 28.9488 50 0.05 95
IV.CRE.HHZ. 2020-03-27T12:28:18.59 0.6 undecidable manual S 273 15.5733 124 -0.06 47
IV.CPGN.EHZ. 2020-03-27T12:28:17.88 0.1 undecidable manual P 34 25.2525 50 0.39 87
IT.SNS1.HNZ. 2020-03-27T12:28:16.07 0.3 undecidable manual S 195 4.3956 158 -0.03 73
IV.APEC.HHZ. 2020-03-27T12:28:16.93 1.0 undecidable manual P 105 22.8549 50 -0.18 24
IV.ATMC.EHZ. 2020-03-27T12:28:16.53 0.1 undecidable manual P 168 18.6702 120 0.11 96
IV.CRE.HHZ. 2020-03-27T12:28:15.97 0.1 positive manual P 273 15.5733 124 0.08 97
IV.SSP9.EHZ. 2020-03-27T12:28:15.65 0.3 undecidable manual S 195 4.2957 158 -0.45 70
IV.SSP9.EHZ. 2020-03-27T12:28:14.36 0.1 positive manual P 195 4.2957 158 -0.05 100
IV.PARC.HHZ. 2020-03-27T12:28:14.32 1.0 undecidable manual P 61 8.5803 141 -0.53 24
IT.SNS1.HNZ. 2020-03-27T12:28:14.57 0.1 undecidable manual P 195 4.3956 158 0.16 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHN. ML:1.4 0.000341 0.26 AML other m 2020-03-27T12:28:15.69
IV.SSP9.EHN. ML:1.4 0.0003815 1.56 AML other m 2020-03-27T12:28:16.87
IV.PARC.HHE. ML:1.3 0.000261 0.42 AML other m 2020-03-27T12:28:16.35
IV.SSP9.EHE. ML:1.2 0.00026949999999999994 1.5 AML other m 2020-03-27T12:28:16.07
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