Earthquake with magnitude of ML 1.2 on date 26-09-2023 and time 15:37:05 (Italy) in region 2 km N Cagnano Amiterno (AQ)

A magnitude ML 1.2 earthquake occured in region: 2 km N Cagnano Amiterno (AQ), on

  • 26-09-2023 13:37:05 (UTC)
  • 26-09-2023 15:37:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4790, 13.2230 at 14 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
Cagnano Amiterno AQ 2 1369 1369
Montereale AQ 6 2581 3950
Barete AQ 6 737 4687
Pizzoli AQ 8 4326 9013
Capitignano AQ 8 665 9678
Borbona RI 8 617 10295
Posta RI 12 694 10989
Scoppito AQ 12 3727 14716
Antrodoco RI 13 2588 17304
Micigliano RI 14 127 17431
Campotosto AQ 15 542 17973
Borgo Velino RI 16 972 18945
Cittareale RI 16 482 19427
Amatrice RI 18 2657 22084
Castel Sant'Angelo RI 18 1308 23392

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of L'Aquila (69753 inhabitants)
44 Km W of Teramo (54892 inhabitants)
48 Km E of Terni (111501 inhabitants)
67 Km NE of Guidonia Montecelio (88673 inhabitants)
67 Km NE of Tivoli (56533 inhabitants)
68 Km SE of Foligno (57155 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
79 Km W of Chieti (51815 inhabitants)
81 Km W of Pescara (121014 inhabitants)
89 Km NE of Roma (2864731 inhabitants)
92 Km E of Viterbo (67173 inhabitants)
95 Km NE of Velletri (53303 inhabitants)
98 Km SE of Perugia (166134 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 1.2 2023-09-26
13:37:05
42.4787 13.2228 14 2023-09-26
13:47:53
Sala Sismica INGV-Roma 121485751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-26 13:37:05 ± 0.14
Latitude 42.4787 ± 0.0054
Longitude 13.2228 ± 0.0073
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121485751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 548
Semi-minor axis of confidence ellipse (meter) 383
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 30
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42718
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 121485751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-26 13:47:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.GIMEL.HHZ. 2023-09-26T13:39:05.64 3.0 negative manual Pg 22.040001 0
GU.RNCA.HHZ. 2023-09-26T13:39:02.14 3.0 undecidable manual Sg 8.71 0
IV.PIPA.HHZ. 2023-09-26T13:39:01.06 3.0 undecidable manual Sg 8.5 0
IV.TDS.HHZ. 2023-09-26T13:38:57.56 3.0 undecidable manual Sg 14.17 0
IV.SARZ.HHZ. 2023-09-26T13:38:55.79 3.0 undecidable manual Sn -3.74 0
GU.GORR.HHZ. 2023-09-26T13:38:54.38 3.0 undecidable manual Sg 3.96 0
IV.CAR1.HHZ. 2023-09-26T13:38:48.08 3.0 undecidable manual Sn -1.75 0
HL.VLS.HHZ. 2023-09-26T13:38:43.95 3.0 undecidable manual Pn -3.61 0
GU.SATI.HHZ. 2023-09-26T13:38:40.99 3.0 negative manual Pg 15 0
GU.POPM.HHZ. 2023-09-26T13:38:22.58 3.0 undecidable manual Sg 0.75 0
IV.CDRU.HHZ. 2023-09-26T13:38:20.15 3.0 undecidable manual Sg 4.71 0
OX.AGOR.HHZ. 2023-09-26T13:38:13.81 3.0 undecidable manual Pg 4.7 0
IV.MCRV.HHZ. 2023-09-26T13:38:07.11 3.0 undecidable manual Sn -1.25 0
IV.CAR1.HHZ. 2023-09-26T13:38:05.11 3.0 undecidable manual Pn 1.15 0
GU.RNCA.HHZ. 2023-09-26T13:38:05.61 3.0 undecidable manual Pn -0.37 0
MN.TRI.HHZ. 2023-09-26T13:37:52.97 3.0 undecidable manual Pn -6.99 0
IV.SCHR.EHZ. 2023-09-26T13:37:49.88 3.0 positive manual Pn -3.11 0
IV.MIDA.HHZ. 2023-09-26T13:37:20.43 3.0 undecidable manual P -4.24 0
IV.CERT.HHZ. 2023-09-26T13:37:17.06 3.0 undecidable manual S -5 0
IV.TERO.HHZ. 2023-09-26T13:37:16.47 0.3 undecidable manual S 63 35.0427 98 -0.56 64
IV.GIGS.HHN. 2023-09-26T13:37:15.30 0.3 undecidable manual S 95 28.749 101 -0.09 72
IV.MMO1.EHZ. 2023-09-26T13:37:14.22 0.1 undecidable manual P 10 47.4192 95 0.3 88
IV.FIAM.HHZ. 2023-09-26T13:37:14.42 0.3 undecidable manual S 200 24.9528 104 0.04 72
IV.SMA1.EHZ. 2023-09-26T13:37:13.13 0.3 undecidable manual S 29 19.1697 112 0.2 71
IV.LNSS.HHZ. 2023-09-26T13:37:12.80 0.3 undecidable manual S 313 20.3685 110 -0.41 67
IV.CAMP.HHZ. 2023-09-26T13:37:12.40 0.3 undecidable manual S 67 16.4724 117 0.13 72
IV.SRES.HHZ. 2023-09-26T13:37:11.14 3.0 positive manual P -7.68 0
IV.GIGS.HHN. 2023-09-26T13:37:11.12 0.3 undecidable manual P 95 28.749 101 0.05 71
IV.TERO.HHZ. 2023-09-26T13:37:11.73 0.1 undecidable manual P 63 35.0427 98 -0.28 91
IV.FIAM.HHZ. 2023-09-26T13:37:10.55 0.3 undecidable manual P 200 24.9528 104 0.06 72
IV.RM33.EHZ. 2023-09-26T13:37:09.80 0.1 undecidable manual S 349 3.3966 163 -0.18 96
IV.CAMP.HHZ. 2023-09-26T13:37:09.55 0.3 undecidable manual P 67 16.4724 117 0.28 70
IV.LNSS.HHZ. 2023-09-26T13:37:09.82 0.1 undecidable manual P 313 20.3685 110 0.01 98
IV.SMA1.EHZ. 2023-09-26T13:37:09.82 0.1 undecidable manual P 29 19.1697 112 0.17 95
IV.RM33.EHZ. 2023-09-26T13:37:08.03 0.1 undecidable manual P 349 3.3966 163 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.3 0.0002415 0.08 AML other m 2023-09-26T13:37:09.91
IV.RM33.EHE. ML:1.2 0.0001805 0.4 AML other m 2023-09-26T13:37:10.27
IV.SMA1.EHN. ML:1.4 0.000182 0.24 AML other m 2023-09-26T13:37:13.40
IV.SMA1.EHE. ML:1.5 0.00020850000000000003 1.04 AML other m 2023-09-26T13:37:13.98
IV.LNSS.HHN. ML:1.1 0.00007584107000000001 0.256 AML other m 2023-09-26T13:37:13.66
IV.LNSS.HHE. ML:1.1 0.00007695 1.38 AML other m 2023-09-26T13:37:35.18
IV.TERO.HHE. ML:1.1 0.000042738935 0.1024 AML other m 2023-09-26T13:37:17.22
IV.TERO.HHN. ML:1.0 0.000035986755 0.9344 AML other m 2023-09-26T13:37:17.10
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