Earthquake with magnitude of ML 0.7 on date 31-08-2022 and time 16:18:06 (Italy) in region 3 km NW Fiastra (MC)

A magnitude ML 0.7 earthquake occured in region: 3 km NW Fiastra (MC), on

  • 31-08-2022 14:18:06 (UTC)
  • 31-08-2022 16:18:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0620, 13.1330 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
Fiastra MC 3 559 559
Pievebovigliana MC 4 866 1425
Fiordimonte MC 4 202 1627
Acquacanina MC 5 121 1748
Pieve Torina MC 7 1458 3206
Muccia MC 8 915 4121
Camerino MC 10 6974 11095
Bolognola MC 11 142 11237
Caldarola MC 12 1823 13060
Cessapalombo MC 12 512 13572
Monte Cavallo MC 13 145 13717
Ussita MC 13 444 14161
Camporotondo di Fiastrone MC 13 563 14724
Serrapetrona MC 14 966 15690
Sarnano MC 14 3264 18954
Belforte del Chienti MC 14 1886 20840
Serravalle di Chienti MC 15 1070 21910
Visso MC 15 1107 23017
San Ginesio MC 16 3498 26515
Gualdo MC 17 815 27330
Sefro MC 18 422 27752
Castelraimondo MC 18 4587 32339
Pioraco MC 18 1134 33473
Castelsantangelo sul Nera MC 19 281 33754
San Severino Marche MC 19 12726 46480

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
61 Km E of Perugia (166134 inhabitants)
65 Km NW of Teramo (54892 inhabitants)
68 Km NE of Terni (111501 inhabitants)
69 Km SW of Ancona (100861 inhabitants)
82 Km N of L'Aquila (69753 inhabitants)
88 Km S of Fano (60888 inhabitants)
96 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 0.7 2022-08-31
14:18:06
43.0618 13.1333 10 2022-08-31
14:25:07
Sala Sismica INGV-Roma 109180081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-31 14:18:06 ± 0.09
Latitude 43.0618 ± 0.0045
Longitude 13.1333 ± 0.0062
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 109180081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 485
Semi-minor axis of confidence ellipse (meter) 401
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 272
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
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) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.26800
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:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 109180081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-31 14:25:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2022-08-31T14:18:17.40 0.6 undecidable manual S 355 29.748 50 -0.1 47
IV.CESI.HHZ. 2022-08-31T14:18:14.50 0.6 undecidable manual S 251 19.5693 116 0.15 47
IV.EL6.EHZ. 2022-08-31T14:18:12.84 0.6 positive manual P 355 29.748 50 -0.12 47
IV.MML1.EHZ. 2022-08-31T14:18:12.73 0.6 undecidable manual S 294 14.2746 124 -0.02 49
IV.SNTG.HHZ. 2022-08-31T14:18:12.30 0.6 negative manual P 324 26.4513 110 -0.12 47
IV.CESI.HHZ. 2022-08-31T14:18:11.36 0.3 negative manual P 251 19.5693 116 0.22 70
IV.NRCA.HHZ. 2022-08-31T14:18:11.99 0.1 undecidable manual P 184 25.3524 111 -0.22 92
IV.MC2.EHZ. 2022-08-31T14:18:10.93 0.3 negative manual P 165 17.2716 119 0.19 71
IV.CSP1.EHZ. 2022-08-31T14:18:10.83 0.6 undecidable manual S 60 6.6933 145 -0.01 50
IV.MML1.EHZ. 2022-08-31T14:18:10.37 0.6 positive manual P 294 14.2746 124 0.15 48
IV.FDMO.HHZ. 2022-08-31T14:18:10.01 0.6 undecidable manual S 233 4.6953 154 -0.48 45
IV.CSP1.EHZ. 2022-08-31T14:18:09.27 0.1 positive manual P 60 6.6933 145 0.15 97
IV.FDMO.HHZ. 2022-08-31T14:18:08.92 0.1 undecidable manual P 233 4.6953 154 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.9 0.00013450000000000002 0.14 AML other m 2022-08-31T14:18:10.15
IV.FDMO.HHN. ML:0.6 0.00007664999999999999 0.12 AML other m 2022-08-31T14:18:10.14
IV.MML1.EHN. ML:0.6 0.000040300000000000004 0.14 AML other m 2022-08-31T14:18:12.87
IV.MML1.EHE. ML:0.9 0.00008615000000000001 1.84 AML other m 2022-08-31T14:18:12.04
IV.CESI.HHE. ML:0.4 0.0000195 0.52 AML other m 2022-08-31T14:18:14.62
IV.CESI.HHN. ML:0.4 0.000021850000000000003 0.3 AML other m 2022-08-31T14:18:14.81
IV.NRCA.HHE. ML:0.8 0.00003255 0.96 AML other m 2022-08-31T14:18:16.51
IV.NRCA.HHN. ML:0.7 0.0000303 0.38 AML other m 2022-08-31T14:18:17.42
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