Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 07-06-2023 and time 01:00:39 (UTC) in region 2 km E Valle Castellana (TE)

A magnitude ML 0.9 earthquake occured in region: 2 km E Valle Castellana (TE), on

  • 07-06-2023 01:00:39 (UTC)
  • 07-06-2023 03:00:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7360, 13.5290 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.

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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
Valle Castellana TE 3 977 977
Rocca Santa Maria TE 5 537 1514
Acquasanta Terme AP 10 2916 4430
Civitella del Tronto TE 12 5116 9546
Cortino TE 13 656 10202
Folignano AP 13 9241 19443
Campli TE 13 7209 26652
Torricella Sicura TE 14 2641 29293
Ascoli Piceno AP 14 49407 78700
Roccafluvione AP 15 2010 80710
Venarotta AP 17 2066 82776
Teramo TE 17 54892 137668
Maltignano AP 17 2401 140069
Sant'Egidio alla Vibrata TE 18 9811 149880
Montorio al Vomano TE 19 8218 158098
Palmiano AP 19 196 158294
Arquata del Tronto AP 19 1178 159472
Montegallo AP 20 523 159995

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of Teramo (54892 inhabitants)
44 Km N of L'Aquila (69753 inhabitants)
57 Km W of Montesilvano (53738 inhabitants)
64 Km W of Pescara (121014 inhabitants)
68 Km NW of Chieti (51815 inhabitants)
72 Km E of Foligno (57155 inhabitants)
75 Km E of Terni (111501 inhabitants)
98 Km S of Ancona (100861 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 2023-06-07
01:00:39		 42.7358 13.5288 10 2023-06-07
01:05:04		 Sala Sismica INGV-Roma 118166871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-07 01:00:39 ± 0.1
Latitude 42.7358 ± 0.0054
Longitude 13.5288 ± 0.0098
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 118166871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 857
Semi-minor axis of confidence ellipse (meter) 426
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 59
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 124
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.12321
Epicentral distance of station farthest from the epicenter (degree) 0.42718
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 118166871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-07 01:05:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2023-06-07T01:00:54.74 0.6 undecidable manual S 326 47.4192 50 0.19 61
IV.RM33.EHZ. 2023-06-07T01:00:51.82 0.6 undecidable manual S 226 35.9418 50 0.35 60
IV.NRCA.HHZ. 2023-06-07T01:00:51.47 0.6 undecidable manual S 288 35.4423 50 0.13 63
7F.SIB1.EHE. 2023-06-07T01:00:50.02 0.6 undecidable manual S 310 27.4503 109 0.84 52
IV.GIGS.HHZ. 2023-06-07T01:00:49.67 0.6 undecidable manual S 173 31.5462 50 -0.63 58
7F.SIB3.EHE. 2023-06-07T01:00:48.88 0.6 undecidable manual S 306 26.1516 110 0.14 65
7F.SIB2.EHE. 2023-06-07T01:00:48.34 0.6 undecidable manual S 313 25.1526 111 -0.08 64
IV.CSP1.EHZ. 2023-06-07T01:00:47.60 1.0 positive manual P 326 47.4192 50 -0.41 29
IV.MMO1.EHZ. 2023-06-07T01:00:47.88 0.6 undecidable manual S 318 24.4533 111 -0.33 60
IV.RM33.EHZ. 2023-06-07T01:00:46.09 0.6 negative manual P 226 35.9418 50 -0.15 63
IV.GUMA.HHZ. 2023-06-07T01:00:46.59 0.6 positive manual P 337 39.5271 50 -0.2 62
IV.GIGS.HHZ. 2023-06-07T01:00:45.02 0.6 positive manual P 173 31.5462 50 -0.54 59
IV.NRCA.HHZ. 2023-06-07T01:00:45.83 1.0 undecidable manual P 288 35.4423 50 -0.33 30
IV.TERO.HHZ. 2023-06-07T01:00:45.70 0.6 undecidable manual S 154 13.9749 124 0.74 54
7F.SIB1.EHE. 2023-06-07T01:00:45.53 0.6 undecidable manual P 310 27.4503 109 0.62 57
IV.MMO1.EHZ. 2023-06-07T01:00:44.16 0.6 undecidable manual P 318 24.4533 111 -0.19 63
7F.SIB2.EHE. 2023-06-07T01:00:44.18 0.3 undecidable manual P 313 25.1526 111 -0.3 92
IV.ASCOL.HNE. 2023-06-07T01:00:44.93 0.6 undecidable manual S 21 13.6752 125 0.03 67
IV.OFFI.HHZ. 2023-06-07T01:00:44.67 0.3 positive manual P 30 25.5522 111 0.12 96
7F.SIB3.EHE. 2023-06-07T01:00:44.43 0.6 undecidable manual P 306 26.1516 110 -0.23 62
IV.ASCOL.HNE. 2023-06-07T01:00:42.39 0.3 undecidable manual P 21 13.6752 125 -0.05 100
IV.TERO.HHZ. 2023-06-07T01:00:42.76 0.6 undecidable manual P 154 13.9749 124 0.28 63
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HHN. ML:1.3 0.0001965 0.18 AML other m 2023-06-07T01:00:45.90
IV.TERO.HHE. ML:1.1 0.00014000000000000001 1.86 AML other m 2023-06-07T01:00:46.96
IV.MMO1.EHN. ML:0.6 0.00002522 0.06 AML other m 2023-06-07T01:00:48.31
IV.MMO1.EHE. ML:0.8 0.0000382 0.08 AML other m 2023-06-07T01:00:48.37
IV.GIGS.HHN. ML:0.5 0.00001528 0.1 AML other m 2023-06-07T01:00:49.79
IV.GIGS.HHE. ML:0.9 0.00003635 0.1 AML other m 2023-06-07T01:00:49.90
IV.NRCA.HHN. ML:1.0 0.0000385 1.92 AML other m 2023-06-07T01:00:52.02
IV.NRCA.HHE. ML:1.0 0.0000463 0.08 AML other m 2023-06-07T01:00:52.05
IV.RM33.EHE. ML:1.0 0.000034450000000000004 0.5 AML other m 2023-06-07T01:00:52.29
IV.RM33.EHN. ML:0.9 0.0000289 0.76 AML other m 2023-06-07T01:00:52.59
IV.GUMA.HHN. ML:1.0 0.00003735 0.8 AML other m 2023-06-07T01:00:53.77
IV.GUMA.HHE. ML:1.1 0.000039999999999999996 0.64 AML other m 2023-06-07T01:00:55.20
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