Earthquake with magnitude of ML 0.5 on date 17-09-2023 and time 00:17:10 (Italy) in region 4 km S Cortino (TE)

A magnitude ML 0.5 earthquake occured in region: 4 km S Cortino (TE), on

  • 16-09-2023 22:17:10 (UTC)
  • 17-09-2023 00:17:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5890, 13.5040 at 12 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
Cortino TE 4 656 656
Crognaleto TE 5 1297 1953
Fano Adriano TE 5 296 2249
Pietracamela TE 8 271 2520
Montorio al Vomano TE 11 8218 10738
Rocca Santa Maria TE 11 537 11275
Campotosto AQ 11 542 11817
Tossicia TE 13 1406 13223
Torricella Sicura TE 15 2641 15864
Colledara TE 15 2179 18043
Isola del Gran Sasso d'Italia TE 16 4773 22816
Valle Castellana TE 16 977 23793
Amatrice RI 18 2657 26450
Capitignano AQ 18 665 27115
Castel Castagna TE 18 500 27615
Teramo TE 18 54892 82507
Basciano TE 19 2434 84941

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km W of Teramo (54892 inhabitants)
28 Km NE of L'Aquila (69753 inhabitants)
54 Km W of Montesilvano (53738 inhabitants)
60 Km W of Pescara (121014 inhabitants)
61 Km W of Chieti (51815 inhabitants)
70 Km E of Terni (111501 inhabitants)
77 Km SE of Foligno (57155 inhabitants)
91 Km NE of Tivoli (56533 inhabitants)
91 Km NE of Guidonia Montecelio (88673 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 0.5 2023-09-16
22:17:10
42.5892 13.5037 12 2023-09-16
22:22:32
Sala Sismica INGV-Roma 121116651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-16 22:17:10 ± 0.23
Latitude 42.5892 ± 0.0081
Longitude 13.5037 ± 0.0110
Depth (km) 12 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121116651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1040
Semi-minor axis of confidence ellipse (meter) 367
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 41
Circular confidence region, given by single value of horizontal uncertainty (meter) 1040.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
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) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54769
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 121116651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-16 22:22:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2023-09-16T22:17:29.17 0.3 undecidable manual S 337 60.7947 91 0.36 65
IV.FDMO.HHZ. 2023-09-16T22:17:28.87 0.6 undecidable manual S 326 60.0954 91 0.25 44
IV.NRCA.HHZ. 2023-09-16T22:17:23.62 0.3 undecidable manual S 311 41.7249 92 -0.11 70
IV.FDMO.HHZ. 2023-09-16T22:17:20.49 1.0 negative manual P 326 60.0954 91 -0.31 22
IV.CSP1.EHZ. 2023-09-16T22:17:20.56 0.1 undecidable manual P 337 60.7947 91 -0.35 86
IV.NRCA.HHZ. 2023-09-16T22:17:17.53 0.6 undecidable manual P 311 41.7249 92 -0.44 44
IV.GIGS.HHZ. 2023-09-16T22:17:17.01 0.6 undecidable manual S 159 16.0728 105 0.09 50
IV.SMA1.EHZ. 2023-09-16T22:17:16.52 0.6 undecidable manual S 289 14.4744 110 0.02 50
IV.CAMP.HHZ. 2023-09-16T22:17:15.95 0.6 undecidable manual S 100
IV.GIGS.HHZ. 2023-09-16T22:17:14.01 0.1 undecidable manual P 159 16.0728 105 -0.04 100
IV.TERO.HHZ. 2023-09-16T22:17:14.95 0.3 undecidable manual S 65 8.9799 132 -0.29 73
IV.TERO.HHZ. 2023-09-16T22:17:13.52 0.1 positive manual P 65 8.9799 132 0.44 93
IV.SMA1.EHZ. 2023-09-16T22:17:13.89 0.1 undecidable manual P 289 14.4744 110 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GIGS.HHE. ML:0.4 0.000018950000000000003 0.14 AML other m 2023-09-16T22:17:17.20
IV.GIGS.HHN. ML:0.4 0.000020749999999999996 0.12 AML other m 2023-09-16T22:17:17.29
IV.SMA1.EHE. ML:0.5 0.00002785 0.14 AML other m 2023-09-16T22:17:17.55
IV.SMA1.EHN. ML:0.6 0.00003385 1.34 AML other m 2023-09-16T22:17:17.78
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