Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 14-09-2022 and time 03:09:52 (Italy) in region 2 km NW Sansepolcro (AR)

A magnitude ML 1.1 earthquake occured in region: 2 km NW Sansepolcro (AR), on

  • 14-09-2022 01:09:52 (UTC)
  • 14-09-2022 03:09:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5890, 12.1250 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
Sansepolcro AR 2 15884 15884
San Giustino PG 6 11297 27181
Anghiari AR 8 5638 32819
Citerna PG 10 3531 36350
Pieve Santo Stefano AR 11 3183 39533
Monterchi AR 12 1757 41290
Caprese Michelangelo AR 13 1426 42716
Badia Tedalda AR 14 1087 43803
Borgo Pace PU 16 606 44409
Monte Santa Maria Tiberina PG 17 1183 45592
Città di Castello PG 17 39913 85505
Mercatello sul Metauro PU 18 1378 86883
Sestino AR 19 1355 88238
Chiusi della Verna AR 20 2023 90261

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NE of Arezzo (99543 inhabitants)
58 Km NW of Perugia (166134 inhabitants)
62 Km S of Cesena (96758 inhabitants)
63 Km SW of Rimini (147750 inhabitants)
71 Km E of Siena (53903 inhabitants)
71 Km S of Forlì (117913 inhabitants)
73 Km E of Firenze (382808 inhabitants)
73 Km W of Pesaro (94582 inhabitants)
77 Km W of Fano (60888 inhabitants)
78 Km E of Scandicci (50609 inhabitants)
80 Km S of Faenza (58541 inhabitants)
85 Km NW of Foligno (57155 inhabitants)
89 Km E of Prato (191150 inhabitants)
91 Km SE of Imola (69797 inhabitants)
92 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 1.1 2022-09-14
01:09:52		 43.5893 12.1253 9 2022-09-14
01:19:46		 Sala Sismica INGV-Roma 109677051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-14 01:09:52 ± 0.06
Latitude 43.5893 ± 0.0036
Longitude 12.1253 ± 0.0037
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 109677051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 411
Semi-minor axis of confidence ellipse (meter) 285
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 201
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.59805
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 109677051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-14 01:19:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.POPM.HHZ. 2022-09-14T01:10:28.08 3.0 undecidable manual S -1.89 0
IV.ARVD.HHZ. 2022-09-14T01:10:04.40 0.3 undecidable manual P 98 66.378 50 0.3 84
IV.ATPI.EHZ. 2022-09-14T01:10:02.10 0.3 undecidable manual S 125 27.0507 109 -0.01 96
IV.APEC.HHZ. 2022-09-14T01:10:01.40 0.3 undecidable manual S 98 23.9538 111 0.32 90
IV.MPAG.EHZ. 2022-09-14T01:10:01.55 0.3 undecidable manual P 85 51.1155 50 -0.2 88
IV.SFI.EHZ. 2022-09-14T01:10:00.24 0.3 undecidable manual P 328 41.5251 50 -0.02 93
IV.NARO.HHZ. 2022-09-14T01:09:59.07 0.3 undecidable manual P 86 36.6411 50 -0.45 86
IV.CRE.HHZ. 2022-09-14T01:09:58.05 0.3 undecidable manual S 283 14.3745 122 -0.04 97
IV.ATMC.EHZ. 2022-09-14T01:09:58.88 0.3 undecidable manual S 161 16.7721 119 0.08 96
IV.ATPC.HHZ. 2022-09-14T01:09:58.17 0.3 undecidable manual P 114 29.2485 107 -0.17 92
IV.PE3.EHZ. 2022-09-14T01:09:58.80 0.3 undecidable manual P 68 32.0457 50 -0.01 95
IV.CAFI.HHZ. 2022-09-14T01:09:58.75 0.3 undecidable manual P 204 31.5462 50 0.01 95
IV.CPGN.EHZ. 2022-09-14T01:09:58.56 0.3 undecidable manual P 34 28.2495 108 0.42 88
IV.ATMI.HHZ. 2022-09-14T01:09:57.86 3.0 negative manual P -0.51 0
IV.APEC.HHZ. 2022-09-14T01:09:57.34 0.3 undecidable manual P 98 23.9538 111 0.01 96
IV.ATPI.EHZ. 2022-09-14T01:09:57.81 0.3 undecidable manual P 125 27.0507 109 -0.11 94
IV.ATMC.EHZ. 2022-09-14T01:09:56.12 0.3 undecidable manual P 161 16.7721 119 0.11 95
IV.PARC.HHZ. 2022-09-14T01:09:56.96 0.3 undecidable manual S 54 11.1777 129 -0.25 94
IT.SNS1.HNZ. 2022-09-14T01:09:55.42 0.3 undecidable manual S 165 1.7982 169 0 100
IV.CRE.HHZ. 2022-09-14T01:09:55.72 0.3 undecidable manual P 283 14.3745 122 0.12 96
IV.SSP9.EHZ. 2022-09-14T01:09:55.16 0.3 undecidable manual S 164 1.7982 169 -0.25 95
IV.PARC.HHZ. 2022-09-14T01:09:55.17 0.3 undecidable manual P 54 11.1777 129 0.08 97
IV.SSP9.EHZ. 2022-09-14T01:09:54.04 0.3 undecidable manual P 164 1.7982 169 -0.01 100
IT.SNS1.HNZ. 2022-09-14T01:09:54.12 0.3 undecidable manual P 165 1.7982 169 0.06 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRE.HHE. ML:1.2 0.0001555 0.34 AML other m 2022-09-14T01:09:58.27
IV.CRE.HHN. ML:1.4 0.00026549999999999995 0.72 AML other m 2022-09-14T01:09:58.62
IV.APEC.HHN. ML:1.8 0.00042300000000000004 0.14 AML other m 2022-09-14T01:10:01.71
IV.ATPI.EHE. ML:1.0 0.000055 0.62 AML other m 2022-09-14T01:10:02.39
IV.APEC.HHE. ML:1.7 0.0002925 0.58 AML other m 2022-09-14T01:10:02.12
IV.ATPI.EHN. ML:0.9 0.000040650000000000006 0.58 AML other m 2022-09-14T01:10:03.34
IV.CAFI.HHN. ML:0.9 0.000039750000000000004 1.12 AML other m 2022-09-14T01:10:03.29
IV.CAFI.HHE. ML:0.8 0.000030100000000000003 0.98 AML other m 2022-09-14T01:10:04.51
IV.NARO.HHN. ML:1.5 0.0001275 0.08 AML other m 2022-09-14T01:10:05.14
IV.NARO.HHE. ML:1.3 0.00008424999999999999 0.8 AML other m 2022-09-14T01:10:05.42
IV.MPAG.EHE. ML:0.9 0.000022100000000000002 0.6 AML other m 2022-09-14T01:10:09.05
IV.MPAG.EHN. ML:1.0 0.00002585 0.38 AML other m 2022-09-14T01:10:09.21
IV.SSP9.EHE. ML:0.0 0.00055828305 0.08 AML other m 2022-09-14T01:09:55.29
IV.SSP9.EHN. ML:0.0 0.001425811 0.1 AML other m 2022-09-14T01:09:55.43
IV.PE3.EHE. ML:1.6 0.00017329584999999998 0.22 AML other m 2022-09-14T01:10:05.21
IV.PE3.EHN. ML:1.6 0.0001968454 0.28 AML other m 2022-09-14T01:10:05.05
IV.SFI.EHE. ML:0.7 0.000015356504999999998 0.14 AML other m 2022-09-14T01:10:06.52
IV.SFI.EHN. ML:0.5 0.000011177555 0.4 AML other m 2022-09-14T01:10:11.27
IV.ARVD.HHE. ML:0.8 0.0000101974205 0.22 AML other m 2022-09-14T01:10:14.26
IV.ARVD.HHN. ML:0.9 0.000012653545 0.16 AML other m 2022-09-14T01:10:14.65
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