Earthquake with magnitude of ML 1.7 on date 16-09-2023 and time 09:51:59 (Italy) in region 3 km NW Torricella Sicura (TE)

A magnitude ML 1.7 earthquake occured in region: 3 km NW Torricella Sicura (TE), on

  • 16-09-2023 07:51:59 (UTC)
  • 16-09-2023 09:51:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6860, 13.6400 at 19 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
Torricella Sicura TE 4 2641 2641
Campli TE 6 7209 9850
Teramo TE 6 54892 64742
Rocca Santa Maria TE 9 537 65279
Civitella del Tronto TE 10 5116 70395
Montorio al Vomano TE 11 8218 78613
Valle Castellana TE 13 977 79590
Cortino TE 13 656 80246
Basciano TE 13 2434 82680
Canzano TE 14 1934 84614
Castellalto TE 15 7513 92127
Penna Sant'Andrea TE 15 1698 93825
Bellante TE 15 7152 100977
Folignano AP 15 9241 110218
Tossicia TE 16 1406 111624
Colledara TE 17 2179 113803
Cermignano TE 17 1649 115452
Maltignano AP 17 2401 117853
Sant'Egidio alla Vibrata TE 17 9811 127664
Castel Castagna TE 17 500 128164
Fano Adriano TE 17 296 128460
Sant'Omero TE 18 5243 133703
Ancarano TE 19 1857 135560
Torano Nuovo TE 19 1611 137171
Ascoli Piceno AP 19 49407 186578
Pietracamela TE 19 271 186849

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km W of Teramo (54892 inhabitants)
42 Km NE of L'Aquila (69753 inhabitants)
46 Km W of Montesilvano (53738 inhabitants)
53 Km W of Pescara (121014 inhabitants)
57 Km NW of Chieti (51815 inhabitants)
82 Km E of Foligno (57155 inhabitants)
82 Km E of Terni (111501 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 1.7 2023-09-16
07:51:59
42.6865 13.6397 19 2023-09-16
07:57:56
Sala Sismica INGV-Roma 121100591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-16 07:51:59 ± 0.11
Latitude 42.6865 ± 0.0036
Longitude 13.6397 ± 0.0073
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121100591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 573
Semi-minor axis of confidence ellipse (meter) 272
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 72
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 239
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41279
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 121100591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-16 07:57:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2023-09-16T07:52:21.09 3.0 undecidable manual Sn -1.88 0
IV.FRON.EHZ. 2023-09-16T07:52:19.23 3.0 negative manual Pg 0.7 0
IV.CSP1.EHZ. 2023-09-16T07:52:18.90 3.0 undecidable manual S 0.18 0
IV.LPEL.HHZ. 2023-09-16T07:52:17.51 3.0 undecidable manual P 3.09 0
IV.NRCA.HHZ. 2023-09-16T07:52:15.13 0.3 undecidable manual S 291 45.8208 103 0.35 68
IV.RM33.EHZ. 2023-09-16T07:52:13.17 0.3 undecidable manual S 241 39.9267 106 -0.09 73
IV.MMO1.EHZ. 2023-09-16T07:52:12.06 0.3 undecidable manual S 313 34.743 109 0.12 73
IV.FDMO.HHZ. 2023-09-16T07:52:10.33 3.0 negative manual Pg -0.25 0
IV.CSP1.EHZ. 2023-09-16T07:52:10.12 3.0 negative manual Pg -0.12 0
IV.T0110.HHZ. 2023-09-16T07:52:09.61 3.0 positive manual Pg 0.06 0
IV.SMA1.EHZ. 2023-09-16T07:52:09.66 0.6 undecidable manual S 256 25.5522 117 -0.03 50
IV.LNSS.HHZ. 2023-09-16T07:52:09.15 3.0 undecidable manual Pg 0.12 0
IV.CAMP.HHZ. 2023-09-16T07:52:09.49 0.3 undecidable manual S 228 25.1526 118 -0.1 74
IV.GIGS.HHZ. 2023-09-16T07:52:09.79 0.3 undecidable manual S 192 26.4513 116 -0.1 74
IV.MTRA.EHZ. 2023-09-16T07:52:08.49 0.6 undecidable manual S 292 21.2676 123 -0.2 48
IV.NRCA.HHZ. 2023-09-16T07:52:08.30 0.1 negative manual P 291 45.8208 103 -0.17 94
IV.RM33.EHZ. 2023-09-16T07:52:07.78 0.1 undecidable manual P 241 39.9267 106 0.18 94
IV.MF5.EHZ. 2023-09-16T07:52:07.38 3.0 negative manual Pg 0.33 0
IV.MMO1.EHZ. 2023-09-16T07:52:06.72 0.1 undecidable manual P 313 34.743 109 -0.11 96
IV.GUMA.HHZ. 2023-09-16T07:52:06.26 3.0 positive manual P -2.62 0
IV.TERO.HNZ. 2023-09-16T07:52:06.28 0.3 undecidable manual S 202 7.6812 154 0.04 78
IV.CAMP.HHZ. 2023-09-16T07:52:05.52 0.1 positive manual P 228 25.1526 118 0.04 99
IV.GIGS.HHZ. 2023-09-16T07:52:05.61 0.1 positive manual P 192 26.4513 116 -0.04 100
IV.SMA1.EHZ. 2023-09-16T07:52:05.50 0.1 negative manual P 256 25.5522 117 -0.03 100
IV.MTRA.EHZ. 2023-09-16T07:52:04.87 0.1 undecidable manual P 292 21.2676 123 -0.09 99
IV.TERO.HNZ. 2023-09-16T07:52:03.74 0.3 negative manual P 202 7.6812 154 0.2 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HNN. ML:2.5 0.0025150000000000003 0.36 AML other m 2023-09-16T07:52:06.37
IV.TERO.HNE. ML:2.1 0.0010665 0.14 AML other m 2023-09-16T07:52:06.51
IV.MTRA.HNE. ML:1.9 0.000475 0.9 AML other m 2023-09-16T07:52:08.80
IV.MTRA.HNN. ML:1.9 0.0004725 1.48 AML other m 2023-09-16T07:52:08.91
IV.CAMP.HHN. ML:1.6 0.00017649999999999998 0.3 AML other m 2023-09-16T07:52:09.83
IV.GIGS.HHN. ML:1.0 0.00004825 1.44 AML other m 2023-09-16T07:52:09.84
IV.CAMP.HHE. ML:1.6 0.000191 0.28 AML other m 2023-09-16T07:52:09.74
IV.GIGS.HHE. ML:0.9 0.000040999999999999994 1.54 AML other m 2023-09-16T07:52:09.12
IV.SMA1.EHE. ML:1.7 0.00025 0.3 AML other m 2023-09-16T07:52:10.28
IV.SMA1.EHN. ML:1.8 0.0002755 0.7 AML other m 2023-09-16T07:52:11.04
IV.MMO1.EHN. ML:1.8 0.00020250000000000002 0.98 AML other m 2023-09-16T07:52:12.90
IV.MMO1.EHE. ML:1.8 0.0002515 0.92 AML other m 2023-09-16T07:52:12.89
IV.MF5.EHN. ML:1.8 0.000202 0.4 AML other m 2023-09-16T07:52:13.62
IV.MF5.EHE. ML:1.8 0.00021799999999999999 0.48 AML other m 2023-09-16T07:52:13.66
IV.RM33.EHN. ML:1.4 0.00007925 1.44 AML other m 2023-09-16T07:52:14.18
IV.RM33.EHE. ML:1.4 0.0000789 0.18 AML other m 2023-09-16T07:52:16.31
IV.NRCA.HHE. ML:1.9 0.0001985 0.12 AML other m 2023-09-16T07:52:16.35
IV.T0110.HHN. ML:1.6 0.0000904 0.34 AML other m 2023-09-16T07:52:17.93
IV.NRCA.HHN. ML:1.8 0.00016599999999999997 0.12 AML other m 2023-09-16T07:52:18.29
IV.LNSS.HHN. ML:1.5 0.0000817 1.28 AML other m 2023-09-16T07:52:18.73
IV.FDMO.HHN. ML:1.6 0.000074 0.44 AML other m 2023-09-16T07:52:19.32
IV.CSP1.EHE. ML:2.1 0.00029049999999999996 0.32 AML other m 2023-09-16T07:52:19.09
IV.CSP1.EHN. ML:2.0 0.000202 0.16 AML other m 2023-09-16T07:52:19.34
IV.LNSS.HHE. ML:1.4 0.00006665000000000001 0.88 AML other m 2023-09-16T07:52:19.72
IV.FDMO.HHE. ML:1.6 0.0000748 0.14 AML other m 2023-09-16T07:52:19.48
IV.T0110.HHE. ML:1.6 0.00010075000000000001 1.3 AML other m 2023-09-16T07:52:24.20
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