Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 10-08-2021 and time 07:05:02 (UTC) in region 5 km W Fabriano (AN)

A magnitude ML 1.0 earthquake occured in region: 5 km W Fabriano (AN), on

  • 10-08-2021 07:05:02 (UTC)
  • 10-08-2021 09:05:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3370, 12.8410 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.

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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
Fabriano AN 5 31480 31480
Fossato di Vico PG 8 2840 34320
Sigillo PG 8 2404 36724
Costacciaro PG 11 1216 37940
Sassoferrato AN 11 7285 45225
Cerreto d'Esi AN 12 3817 49042
Gualdo Tadino PG 13 15208 64250
Esanatoglia MC 13 2034 66284
Genga AN 13 1797 68081
Scheggia e Pascelupo PG 16 1393 69474
Matelica MC 16 9981 79455
Fiuminata MC 18 1402 80857
Serra Sant'Abbondio PU 18 1027 81884
Serra San Quirico AN 19 2850 84734
Poggio San Vicino MC 20 246 84980
Arcevia AN 20 4612 89592

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km N of Foligno (57155 inhabitants)
45 Km NE of Perugia (166134 inhabitants)
58 Km S of Fano (60888 inhabitants)
63 Km W of Ancona (100861 inhabitants)
64 Km S of Pesaro (94582 inhabitants)
79 Km E of Arezzo (99543 inhabitants)
84 Km S of Rimini (147750 inhabitants)
88 Km N of Terni (111501 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 1.0 2021-08-10
07:05:02		 43.3367 12.8407 11 2021-08-10
07:09:53		 Sala Sismica INGV-Roma 93911221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-10 07:05:02 ± 0.04
Latitude 43.3367 ± 0.0027
Longitude 12.8407 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 93911221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 250
Semi-minor axis of confidence ellipse (meter) 241
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 309
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.07105
Epicentral distance of station farthest from the epicenter (degree) 0.36063
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 93911221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-10 07:09:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2021-08-10T07:05:16.33 0.3 undecidable manual S 133 40.0266 50 0.33 68
IV.MPAG.EHZ. 2021-08-10T07:05:14.12 0.6 undecidable manual S 349 33.1446 50 -0.02 49
IV.ASSB.HHZ. 2021-08-10T07:05:14.83 0.6 undecidable manual S 204 35.8419 50 -0.03 48
IV.PIEI.HHZ. 2021-08-10T07:05:13.93 0.6 undecidable manual S 312 33.0447 50 -0.2 47
IV.MML1.EHZ. 2021-08-10T07:05:12.17 0.6 undecidable manual S 157 26.9508 50 -0.32 46
IV.MURB.HHZ. 2021-08-10T07:05:12.88 0.6 undecidable manual S 252 26.751 50 0.43 45
IV.ATCC.EHZ. 2021-08-10T07:05:11.50 0.6 undecidable manual S 224 23.3544 50 -0.04 49
IV.ATFO.HHZ. 2021-08-10T07:05:11.09 0.6 undecidable manual S 279 21.9669 50 -0.07 49
IV.CSP1.EHZ. 2021-08-10T07:05:10.56 0.6 undecidable manual P 133 40.0266 50 0.17 47
IV.ARVD.HHZ. 2021-08-10T07:05:10.26 0.6 undecidable manual S 24 19.6692 118 -0.23 48
IV.EL6.EHZ. 2021-08-10T07:05:10.85 0.6 undecidable manual S 92 21.0678 117 -0.08 49
IV.MMUR.HNZ. 2021-08-10T07:05:09.77 0.6 undecidable manual S 47 17.1717 122 0.02 50
IV.PIEI.HHZ. 2021-08-10T07:05:09.11 0.6 negative manual P 312 33.0447 50 -0.2 47
IV.MPAG.EHZ. 2021-08-10T07:05:09.43 0.6 negative manual P 349 33.1446 50 0.11 48
IV.ASSB.HHZ. 2021-08-10T07:05:09.50 0.3 positive manual P 204 35.8419 50 -0.24 70
IV.MURB.HHZ. 2021-08-10T07:05:08.53 1.0 negative manual P 252 26.751 50 0.18 24
IV.MML1.EHZ. 2021-08-10T07:05:08.19 1.0 negative manual P 157 26.9508 50 -0.18 24
IV.SSFR.HHZ. 2021-08-10T07:05:08.37 0.6 undecidable manual S 337 11.9769 131 0.07 50
IV.EL6.EHZ. 2021-08-10T07:05:07.42 0.3 negative manual P 92 21.0678 117 -0.05 74
IV.ATFO.HHZ. 2021-08-10T07:05:07.60 0.6 undecidable manual P 279 21.9669 50 0 50
IV.ATCC.EHZ. 2021-08-10T07:05:07.79 0.1 positive manual P 224 23.3544 50 -0.03 99
IV.FOSV.EHZ. 2021-08-10T07:05:07.24 0.6 undecidable manual S 234 7.881 143 -0.09 50
IV.ARVD.HHZ. 2021-08-10T07:05:07.20 0.6 negative manual P 24 19.6692 118 -0.02 50
IV.SSFR.HHZ. 2021-08-10T07:05:06.14 0.1 undecidable manual P 337 11.9769 131 0.19 98
IV.MMUR.HNZ. 2021-08-10T07:05:06.82 0.1 positive manual P 47 17.1717 122 0.03 100
IV.FOSV.EHZ. 2021-08-10T07:05:05.50 1.0 undecidable manual P 234 7.881 143 0.11 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHE. ML:0.8 0.00008038548500000001 0.08 AML other m 2021-08-10T07:05:07.62
IV.FOSV.EHN. ML:1.0 0.00013905475 0.1216 AML other m 2021-08-10T07:05:07.52
IV.ARVD.HHE. ML:0.9 0.00005812931000000001 0.1376 AML other m 2021-08-10T07:05:10.78
IV.ARVD.HHN. ML:0.9 0.00005962953 0.08 AML other m 2021-08-10T07:05:10.76
IV.EL6.EHE. ML:1.1 0.00008479922000000001 0.1632 AML other m 2021-08-10T07:05:11.14
IV.EL6.EHN. ML:1.1 0.00009155670499999999 0.1792 AML other m 2021-08-10T07:05:12.39
IV.ATFO.HHE. ML:0.9 0.000053453034999999994 0.2208 AML other m 2021-08-10T07:05:11.22
IV.ATFO.HHN. ML:0.8 0.000038737965 0.2592 AML other m 2021-08-10T07:05:11.12
IV.ATCC.EHE. ML:1.2 0.00009464264 0.2016 AML other m 2021-08-10T07:05:11.79
IV.ATCC.EHN. ML:1.1 0.00007791828500000001 0.1408 AML other m 2021-08-10T07:05:11.81
IV.MML1.HNE. ML:1.0 0.000055038205000000005 0.6304 AML other m 2021-08-10T07:05:12.91
IV.MML1.HNN. ML:1.0 0.000057252045 0.4096 AML other m 2021-08-10T07:05:12.19
IV.MML1.EHE. ML:0.7 0.00002459978 0.1376 AML other m 2021-08-10T07:05:13.54
IV.MML1.EHN. ML:0.8 0.00003344258 0.32 AML other m 2021-08-10T07:05:15.02
IV.PIEI.HHE. ML:1.1 0.00004898266 0.08 AML other m 2021-08-10T07:05:14.53
IV.PIEI.HHN. ML:0.7 0.000020286025 0.1024 AML other m 2021-08-10T07:05:14.12
IV.MPAG.HNE. ML:1.7 0.00023212965000000003 1.1392 AML other m 2021-08-10T07:05:13.79
IV.MPAG.HNN. ML:1.7 0.00022105144999999999 2.0992 AML other m 2021-08-10T07:05:15.11
IV.MPAG.EHE. ML:0.7 0.000020499679999999998 0.16 AML other m 2021-08-10T07:05:14.62
IV.MPAG.EHN. ML:0.4 0.0000122226925 0.0768 AML other m 2021-08-10T07:05:14.73
IV.ASSB.HHE. ML:1.0 0.000039895020000000005 0.1184 AML other m 2021-08-10T07:05:14.88
IV.ASSB.HHN. ML:1.1 0.00005194875 0.2208 AML other m 2021-08-10T07:05:14.79
IV.CSP1.EHE. ML:0.9 0.00002951572 0.3392 AML other m 2021-08-10T07:05:16.90
IV.CSP1.EHN. ML:1.1 0.000040241465 0.1824 AML other m 2021-08-10T07:05:18.53
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