Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 01-09-2022 and time 22:47:34 (UTC) in region 2 km SW Fiordimonte (MC)

A magnitude ML 0.9 earthquake occured in region: 2 km SW Fiordimonte (MC), on

  • 01-09-2022 22:47:34 (UTC)
  • 02-09-2022 00:47:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0170, 13.0800 at 8 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
Fiordimonte MC 3 202 202
Pieve Torina MC 4 1458 1660
Pievebovigliana MC 5 866 2526
Fiastra MC 7 559 3085
Monte Cavallo MC 7 145 3230
Muccia MC 8 915 4145
Acquacanina MC 8 121 4266
Ussita MC 9 444 4710
Visso MC 10 1107 5817
Serravalle di Chienti MC 12 1070 6887
Bolognola MC 12 142 7029
Camerino MC 13 6974 14003
Castelsantangelo sul Nera MC 15 281 14284
Preci PG 16 724 15008
Cessapalombo MC 18 512 15520
Sefro MC 18 422 15942
Caldarola MC 18 1823 17765
Sarnano MC 18 3264 21029
Sellano PG 19 1079 22108
Pioraco MC 20 1134 23242
Camporotondo di Fiastrone MC 20 563 23805
Serrapetrona MC 20 966 24771

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km E of Foligno (57155 inhabitants)
57 Km E of Perugia (166134 inhabitants)
62 Km NE of Terni (111501 inhabitants)
65 Km NW of Teramo (54892 inhabitants)
76 Km SW of Ancona (100861 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Fano (60888 inhabitants)
100 Km S of Pesaro (94582 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 0.9 2022-09-01
22:47:34		 43.0168 13.08 9 2022-09-01
23:59:20		 Sala Sismica INGV-Roma 109229901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-01 22:47:34 ± 0.12
Latitude 43.0168 ± 0.0045
Longitude 13.0800 ± 0.0049
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 109229901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 454
Semi-minor axis of confidence ellipse (meter) 274
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 186
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
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) 0.02068
Epicentral distance of station farthest from the epicenter (degree) 0.25900
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 109229901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-01 23:59:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2022-09-01T22:47:39.64 0.6 undecidable manual S 51 13.0758 123 0.12 48
IV.MML1.EHZ. 2022-09-01T22:47:39.83 0.6 undecidable manual S 321 13.875 121 0.08 49
IV.SNTG.HHZ. 2022-09-01T22:47:39.77 0.6 undecidable manual P 337 28.749 106 -0.34 45
IV.MMO1.EHZ. 2022-09-01T22:47:39.06 1.0 negative manual P 123 23.9538 109 -0.14 24
IV.NRCA.HHZ. 2022-09-01T22:47:38.35 1.0 undecidable manual P 172 20.5683 112 -0.21 23
IV.CSP1.EHZ. 2022-09-01T22:47:37.33 0.6 positive manual P 51 13.0758 123 0.09 48
IV.MC2.EHZ. 2022-09-01T22:47:37.65 1.0 positive manual P 143 14.6742 120 0.14 24
IV.MML1.EHZ. 2022-09-01T22:47:37.40 0.6 undecidable manual P 321 13.875 121 0.03 49
IV.CESI.HHZ. 2022-09-01T22:47:37.54 0.1 positive manual P 265 14.2746 121 0.09 97
IV.FDMO.HHZ. 2022-09-01T22:47:36.97 0.6 undecidable manual S 15 2.2977 165 -0.19 49
IV.FDMO.HHZ. 2022-09-01T22:47:35.90 0.1 undecidable manual P 15 2.2977 165 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.3 0.00021200000000000003 0.12 AML other m 2022-09-01T22:47:39.85
IV.MML1.EHE. ML:0.9 0.00009185 1.84 AML other m 2022-09-01T22:47:39.92
IV.CSP1.EHE. ML:1.3 0.0002305 1.54 AML other m 2022-09-01T22:47:39.94
IV.MML1.EHN. ML:1.0 0.0001065 1.86 AML other m 2022-09-01T22:47:39.99
IV.NRCA.HHE. ML:0.8 0.00004955 1.14 AML other m 2022-09-01T22:47:41.96
IV.MMO1.EHE. ML:1.1 0.0000802 1.08 AML other m 2022-09-01T22:47:42.89
IV.MMO1.EHN. ML:0.9 0.00005115 1.32 AML other m 2022-09-01T22:47:42.95
IV.NRCA.HHN. ML:0.7 0.000041700000000000004 0.94 AML other m 2022-09-01T22:47:43.73
IV.SNTG.HHE. ML:0.8 0.0000293 0.42 AML other m 2022-09-01T22:47:49.45
IV.SNTG.HHN. ML:0.7 0.000027450000000000003 1.48 AML other m 2022-09-01T22:47:54.85
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