Earthquake with magnitude of ML 0.5 on date 28-01-2022 and time 18:49:36 (UTC) in region 7 km SE Pieve Santo Stefano (AR)

A magnitude ML 0.5 earthquake occured in region: 7 km SE Pieve Santo Stefano (AR), on

  • 28-01-2022 18:49:36 (UTC)
  • 28-01-2022 19:49:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6200, 12.0900 at 10 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 7 3183 3183
Sansepolcro AR 7 15884 19067
Caprese Michelangelo AR 9 1426 20493
Anghiari AR 9 5638 26131
San Giustino PG 11 11297 37428
Badia Tedalda AR 12 1087 38515
Citerna PG 14 3531 42046
Monterchi AR 15 1757 43803
Chiusi della Verna AR 15 2023 45826
Borgo Pace PU 17 606 46432
Chitignano AR 17 899 47331
Subbiano AR 18 6331 53662
Sestino AR 20 1355 55017
Capolona AR 20 5438 60455
Casteldelci RN 20 407 60862

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NE of Arezzo (99543 inhabitants)
59 Km S of Cesena (96758 inhabitants)
62 Km NW of Perugia (166134 inhabitants)
62 Km SW of Rimini (147750 inhabitants)
67 Km S of Forlì (117913 inhabitants)
69 Km E of Firenze (382808 inhabitants)
70 Km E of Siena (53903 inhabitants)
74 Km W of Pesaro (94582 inhabitants)
75 Km E of Scandicci (50609 inhabitants)
76 Km S of Faenza (58541 inhabitants)
79 Km W of Fano (60888 inhabitants)
85 Km E of Prato (191150 inhabitants)
87 Km SE of Imola (69797 inhabitants)
89 Km NW of Foligno (57155 inhabitants)
89 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 0.5 2022-01-28
18:49:36
43.6203 12.0898 10 2022-01-28
19:08:48
Sala Sismica INGV-Roma 100280751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-28 18:49:36 ± 0.04
Latitude 43.6203 ± 0.0027
Longitude 12.0898 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 100280751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 315
Semi-minor axis of confidence ellipse (meter) 161
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 27
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 126
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30397
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 100280751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-28 19:08:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2022-01-28T18:50:00.34 3.0 undecidable manual S 0.48 0
IV.ATCC.EHZ. 2022-01-28T18:49:48.08 3.0 undecidable manual P -0.45 0
IV.ATPI.EHN. 2022-01-28T18:49:47.42 0.6 undecidable manual S 127 31.3464 50 0 48
IV.CAFI.HHZ. 2022-01-28T18:49:47.91 0.6 undecidable manual S 197 33.744 50 -0.16 46
IV.ATMC.EHZ. 2022-01-28T18:49:44.16 0.3 undecidable manual S 157 20.9679 114 -0.07 73
IV.BADI.EHZ. 2022-01-28T18:49:43.16 0.6 undecidable manual S 135 17.4714 119 0.01 49
IV.CAFI.HHZ. 2022-01-28T18:49:43.13 0.1 undecidable manual P 197 33.744 50 0.07 95
IV.ASQU.HHE. 2022-01-28T18:49:42.70 0.1 undecidable manual P 309 31.0467 50 0.06 95
IV.ATPI.EHN. 2022-01-28T18:49:42.46 0.6 undecidable manual P 127 31.3464 50 -0.24 46
IV.CRE.HHZ. 2022-01-28T18:49:41.17 0.3 undecidable manual S 269 11.0778 131 -0.14 73
IV.PARC.HHZ. 2022-01-28T18:49:41.40 0.6 undecidable manual S 75 12.3765 128 -0.26 47
IV.ATMC.EHZ. 2022-01-28T18:49:40.87 0.1 undecidable manual P 157 20.9679 114 0.01 98
IV.SSP9.EHZ. 2022-01-28T18:49:40.24 0.6 undecidable manual S 147 6.0939 147 0.07 50
IV.BADI.EHZ. 2022-01-28T18:49:40.38 0.1 undecidable manual P 135 17.4714 119 0.16 96
IV.CRE.HHZ. 2022-01-28T18:49:39.20 0.1 undecidable manual P 269 11.0778 131 0.03 99
IV.PARC.HHZ. 2022-01-28T18:49:39.41 0.1 positive manual P 75 12.3765 128 0.04 99
IV.SSP9.EHZ. 2022-01-28T18:49:38.55 0.1 undecidable manual P 147 6.0939 147 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHE. ML:0.4 0.000031599999999999996 0.76 AML other m 2022-01-28T18:49:41.48
IV.PARC.HHN. ML:0.8 0.00006855 0.12 AML other m 2022-01-28T18:49:41.54
IV.CRE.HHE. ML:0.4 0.0000291 0.46 AML other m 2022-01-28T18:49:41.85
IV.CRE.HHN. ML:0.6 0.00004455 0.48 AML other m 2022-01-28T18:49:42.46
IV.SSP9.EHE. ML:0.6 0.000063850445 0.1664 AML other m 2022-01-28T18:49:40.34
IV.SSP9.EHN. ML:0.8 0.000105190595 0.192 AML other m 2022-01-28T18:49:40.33
IV.BADI.EHE. ML:0.4 0.000018616035 0.2688 AML other m 2022-01-28T18:49:44.76
IV.BADI.EHN. ML:0.1 0.000012480317 0.1024 AML other m 2022-01-28T18:49:43.26
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