Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 09-09-2022 and time 13:42:29 (Italy) in region 7 km W Montegallo (AP)

A magnitude ML 0.9 earthquake occured in region: 7 km W Montegallo (AP), on

  • 09-09-2022 11:42:29 (UTC)
  • 09-09-2022 13:42:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8660, 13.2570 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
Montegallo AP 7 523 523
Montemonaco AP 7 604 1127
Castelsantangelo sul Nera MC 9 281 1408
Arquata del Tronto AP 11 1178 2586
Montefortino FM 11 1178 3764
Ussita MC 13 444 4208
Bolognola MC 15 142 4350
Amandola FM 15 3629 7979
Visso MC 16 1107 9086
Norcia PG 16 4957 14043
Acquasanta Terme AP 16 2916 16959
Comunanza AP 16 3166 20125
Palmiano AP 17 196 20321
Roccafluvione AP 18 2010 22331
Preci PG 18 724 23055
Accumoli RI 19 667 23722
Sarnano MC 19 3264 26986
Venarotta AP 19 2066 29052
Acquacanina MC 20 121 29173

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NW of Teramo (54892 inhabitants)
46 Km E of Foligno (57155 inhabitants)
58 Km N of L'Aquila (69753 inhabitants)
60 Km NE of Terni (111501 inhabitants)
76 Km E of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
86 Km S of Ancona (100861 inhabitants)
90 Km NW of Pescara (121014 inhabitants)
94 Km NW of Chieti (51815 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 2022-09-09
11:42:29		 42.8662 13.2572 8 2022-09-09
11:48:13		 Sala Sismica INGV-Roma 109508231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-09 11:42:29 ± 0.1
Latitude 42.8662 ± 0.0054
Longitude 13.2572 ± 0.0061
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 109508231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 626
Semi-minor axis of confidence ellipse (meter) 468
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 13
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.01259
Epicentral distance of station farthest from the epicenter (degree) 0.35163
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 109508231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-09 11:48:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2022-09-09T11:42:42.59 0.3 undecidable manual S 134 39.0276 50 -0.32 66
IV.CSP1.EHZ. 2022-09-09T11:42:38.59 0.6 undecidable manual S 350 25.3524 108 -0.13 47
IV.FDMO.HHZ. 2022-09-09T11:42:37.63 0.6 undecidable manual S 324 23.3544 110 -0.43 44
IV.TERO.HHZ. 2022-09-09T11:42:37.52 0.6 undecidable manual P 134 39.0276 50 0.3 44
IV.CSP1.EHZ. 2022-09-09T11:42:34.64 1.0 undecidable manual P 350 25.3524 108 -0.15 23
IV.FDMO.HHZ. 2022-09-09T11:42:34.32 0.6 negative manual P 324 23.3544 110 -0.09 47
IV.MF5.EHZ. 2022-09-09T11:42:34.53 1.0 undecidable manual P 51 21.2676 112 0.51 22
IV.NRCA.HHZ. 2022-09-09T11:42:34.32 0.6 undecidable manual S 253 12.1767 125 -0.25 47
IV.MC2.EHZ. 2022-09-09T11:42:33.47 0.6 undecidable manual S 312 7.4814 138 0.13 48
IV.MMO1.EHE. 2022-09-09T11:42:33.00 0.6 undecidable manual S 57 6.7932 141 -0.18 48
7F.SIB2.EHE. 2022-09-09T11:42:32.43 0.6 undecidable manual S 54 4.6953 151 -0.35 46
IV.NRCA.HHZ. 2022-09-09T11:42:32.50 0.6 undecidable manual P 253 12.1767 125 0.1 48
7F.SIB1.EHE. 2022-09-09T11:42:32.77 0.6 undecidable manual S 18 3.2967 158 0.19 48
IV.MC2.EHZ. 2022-09-09T11:42:32.00 0.1 undecidable manual P 312 7.4814 138 0.31 93
7F.SIB1.EHE. 2022-09-09T11:42:31.46 0.1 undecidable manual P 18 3.2967 158 0.21 96
7F.SIB3.EHE. 2022-09-09T11:42:31.97 0.6 undecidable manual S 46 1.3986 170 -0.43 46
7F.SIB2.EHE. 2022-09-09T11:42:31.40 0.1 undecidable manual P 54 4.6953 151 0.03 99
7F.SIB3.EHE. 2022-09-09T11:42:31.13 0.1 undecidable manual P 46 1.3986 170 -0.01 100
IV.MMO1.EHE. 2022-09-09T11:42:31.74 0.1 undecidable manual P 57 6.7932 141 0.14 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.0 0.0001235 0.52 AML other m 2022-09-09T11:42:34.56
IV.NRCA.HHN. ML:0.8 0.00007314999999999999 1.54 AML other m 2022-09-09T11:42:35.19
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