Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 10-06-2023 and time 22:17:33 (UTC) in region 2 km NE Valle Castellana (TE)

A magnitude ML 1.1 earthquake occured in region: 2 km NE Valle Castellana (TE), on

  • 10-06-2023 22:17:33 (UTC)
  • 11-06-2023 00:17:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7500, 13.5120 at 9 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 2 977 977
Rocca Santa Maria TE 7 537 1514
Acquasanta Terme AP 9 2916 4430
Folignano AP 13 9241 13671
Civitella del Tronto TE 13 5116 18787
Ascoli Piceno AP 13 49407 68194
Roccafluvione AP 13 2010 70204
Cortino TE 14 656 70860
Campli TE 15 7209 78069
Venarotta AP 15 2066 80135
Torricella Sicura TE 16 2641 82776
Maltignano AP 17 2401 85177
Palmiano AP 17 196 85373
Arquata del Tronto AP 18 1178 86551
Montegallo AP 18 523 87074
Teramo TE 19 54892 141966
Sant'Egidio alla Vibrata TE 19 9811 151777

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NW of Teramo (54892 inhabitants)
45 Km N of L'Aquila (69753 inhabitants)
58 Km W of Montesilvano (53738 inhabitants)
66 Km W of Pescara (121014 inhabitants)
70 Km NW of Chieti (51815 inhabitants)
70 Km E of Foligno (57155 inhabitants)
74 Km E of Terni (111501 inhabitants)
97 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 1.1 2023-06-10
22:17:33		 42.7497 13.5123 9 2023-06-10
22:25:24		 Sala Sismica INGV-Roma 118282691
Reviewed
Rev100 		ML 1.2 2023-06-10
22:17:56		 42.7438 13.5785 18 2023-06-10
22:22:53		 Sala Sismica INGV-Roma 118282681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-10 22:17:33 ± 0.16
Latitude 42.7497 ± 0.0072
Longitude 13.5123 ± 0.0135
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 118282691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1265
Semi-minor axis of confidence ellipse (meter) 281
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
Circular confidence region, given by single value of horizontal uncertainty (meter) 1270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 194
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42268
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 118282691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-10 22:25:24

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 118282681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-10 22:22:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
7C.SPAOL.HNZ. 2023-06-10T22:18:46.47 3.0 positive manual Pg 6.12 0
1J.FX14.HHZ.00 2023-06-10T22:18:32.08 3.0 positive manual Pn -3.2 0
IV.MOCO.HHZ. 2023-06-10T22:18:13.17 3.0 undecidable manual Sn -1.77 0
IV.SPS2.HHZ. 2023-06-10T22:18:07.36 3.0 positive manual Pn -9.87 0
GU.CARD.HHZ. 2023-06-10T22:18:04.73 3.0 negative manual Pn -1.62 0
IV.TOLF.HHZ. 2023-06-10T22:18:01.72 3.0 undecidable manual Pg 4.26 0
IV.SFI.EHZ. 2023-06-10T22:17:54.24 3.0 positive manual Pn 1.53 0
IV.FDMO.HHZ. 2023-06-10T22:17:48.56 0.1 undecidable manual S 313 46.9197 50 0.02 94
IV.NRCA.HHZ. 2023-06-10T22:17:45.19 0.1 undecidable manual S 286 33.744 50 0.18 94
IV.RM33.EHZ. 2023-06-10T22:17:45.57 0.1 undecidable manual S 222 36.1416 50 -0.07 95
IV.GIGS.HHZ. 2023-06-10T22:17:45.17 0.1 undecidable manual S 171 33.2445 50 0.29 91
IV.FDMO.HHZ. 2023-06-10T22:17:42.09 0.1 undecidable manual P 313 46.9197 50 0.12 94
IV.MMO1.EHZ. 2023-06-10T22:17:41.77 0.3 undecidable manual S 318 22.4553 111 0.42 68
IV.GIGS.HHZ. 2023-06-10T22:17:40.06 0.1 undecidable manual P 171 33.2445 50 0.2 93
IV.RM33.EHZ. 2023-06-10T22:17:40.50 1.0 undecidable manual P 222 36.1416 50 0.2 23
IV.TERO.HHZ. 2023-06-10T22:17:39.23 0.1 undecidable manual S 152 15.9729 118 -0.07 100
IV.NRCA.HHZ. 2023-06-10T22:17:39.38 0.1 positive manual P 286 33.744 50 -0.55 85
IV.MMO1.EHZ. 2023-06-10T22:17:37.29 1.0 undecidable manual P 318 22.4553 111 -0.54 22
IV.TERO.HHZ. 2023-06-10T22:17:36.30 0.6 undecidable manual P 152 15.9729 118 -0.34 47
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HHN. ML:1.3 0.00017449999999999999 0.08 AML other m 2023-06-10T22:18:03.52
IV.TERO.HHE. ML:1.3 0.000174 0.18 AML other m 2023-06-10T22:18:03.55
IV.MMO1.EHE. ML:0.9 0.0000574 0.18 AML other m 2023-06-10T22:18:06.68
IV.MMO1.EHN. ML:1.1 0.00008845 0.54 AML other m 2023-06-10T22:18:06.72
IV.GIGS.HHE. ML:0.7 0.000018750000000000002 0.06 AML other m 2023-06-10T22:18:07.57
IV.GIGS.HHN. ML:0.4 0.000009275 0.42 AML other m 2023-06-10T22:18:08.34
IV.SFI.EHN. ML:1.5 0.000009725000000000001 0.44 AML other m 2023-06-10T22:18:09.45
IV.NRCA.HHE. ML:0.8 0.0000277 0.84 AML other m 2023-06-10T22:18:09.63
IV.RM33.EHN. ML:1.1 0.00004625 0.38 AML other m 2023-06-10T22:18:10.42
IV.RM33.EHE. ML:1.1 0.0000475 0.58 AML other m 2023-06-10T22:18:10.78
IV.NRCA.HHN. ML:0.8 0.0000227 1.32 AML other m 2023-06-10T22:18:12.94
IV.CSP1.EHN. ML:1.5 0.00008555 0.2 AML other m 2023-06-10T22:18:12.42
IV.CSP1.EHE. ML:1.4 0.000074 0.16 AML other m 2023-06-10T22:18:12.66
IV.FDMO.HHN. ML:0.8 0.00002175 1.06 AML other m 2023-06-10T22:18:12.88
IV.FDMO.HHE. ML:0.7 0.0000154 0.16 AML other m 2023-06-10T22:18:13.21
GU.CARD.HHE. ML:2.6 0.000054449999999999995 0.5 AML other m 2023-06-10T22:18:19.65
GU.CARD.HHN. ML:2.5 0.00004635 0.06 AML other m 2023-06-10T22:18:23.73
IV.SFI.EHE. ML:1.5 0.000011724999999999999 1.36 AML other m 2023-06-10T22:18:28.20
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