Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 05-10-2023 and time 04:12:50 (Italy) in region 4 km SE Rocca Santa Maria (TE)

A magnitude ML 1.5 earthquake occured in region: 4 km SE Rocca Santa Maria (TE), on

  • 05-10-2023 02:12:50 (UTC)
  • 05-10-2023 04:12:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6680, 13.5710 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.

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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
Rocca Santa Maria TE 4 537 537
Torricella Sicura TE 7 2641 3178
Cortino TE 7 656 3834
Valle Castellana TE 10 977 4811
Montorio al Vomano TE 11 8218 13029
Teramo TE 11 54892 67921
Campli TE 12 7209 75130
Fano Adriano TE 13 296 75426
Civitella del Tronto TE 14 5116 80542
Tossicia TE 15 1406 81948
Crognaleto TE 15 1297 83245
Basciano TE 16 2434 85679
Pietracamela TE 16 271 85950
Colledara TE 17 2179 88129
Acquasanta Terme AP 17 2916 91045
Folignano AP 18 9241 100286
Castel Castagna TE 18 500 100786
Penna Sant'Andrea TE 18 1698 102484
Canzano TE 19 1934 104418
Isola del Gran Sasso d'Italia TE 20 4773 109191

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km W of Teramo (54892 inhabitants)
38 Km NE of L'Aquila (69753 inhabitants)
50 Km W of Montesilvano (53738 inhabitants)
57 Km W of Pescara (121014 inhabitants)
60 Km NW of Chieti (51815 inhabitants)
77 Km E of Terni (111501 inhabitants)
78 Km E of Foligno (57155 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 1.5 2023-10-05
02:12:50		 42.668 13.5712 14 2023-10-05
02:18:42		 Sala Sismica INGV-Roma 121773261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-05 02:12:50 ± 0.07
Latitude 42.6680 ± 0.0018
Longitude 13.5712 ± 0.0049
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 121773261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 379
Semi-minor axis of confidence ellipse (meter) 53
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 25
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) 0.37412
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 32
Type of magnitude ML
Reference to an origin 121773261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-05 02:18:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HHZ. 2023-10-05T02:13:17.24 3.0 undecidable manual S 0.19 0
IV.FRON.EHZ. 2023-10-05T02:13:08.23 3.0 undecidable manual P -1.65 0
IV.CING.HHZ. 2023-10-05T02:13:05.12 3.0 positive manual P -0.15 0
IV.NRCA.HHZ. 2023-10-05T02:13:04.16 0.6 undecidable manual S 296 41.5251 96 0.27 45
IV.MML1.EHZ. 2023-10-05T02:13:02.33 3.0 positive manual P -0.39 0
IV.MF5.EHZ. 2023-10-05T02:13:02.91 0.6 undecidable manual S 346 36.6411 98 0.32 45
7F.SIB1.EHZ. 2023-10-05T02:13:02.41 0.6 undecidable manual S 316 35.1426 98 0.21 46
7F.SIB3.EHN. 2023-10-05T02:13:01.64 0.6 undecidable manual S 313 33.6441 99 -0.16 47
IV.RM33.EHZ. 2023-10-05T02:13:01.90 0.6 undecidable manual S 239 34.0437 99 -0.01 48
IV.MMO1.EHZ. 2023-10-05T02:13:01.52 0.6 undecidable manual S 322 32.4453 99 0.02 48
7F.SIB2.EHN. 2023-10-05T02:13:01.51 0.6 undecidable manual S 319 32.9448 99 -0.12 47
IV.CESI.HHZ. 2023-10-05T02:13:01.89 3.0 positive manual P -0.2 0
IV.FDMO.HHZ. 2023-10-05T02:13:00.19 3.0 negative manual P -0.43 0
IV.GIGS.HHZ. 2023-10-05T02:12:59.04 0.6 undecidable manual S 180 23.8539 105 -0.2 47
IV.MNTT.EHZ. 2023-10-05T02:12:59.01 3.0 positive manual P 0.3 0
IV.T0110.HHZ. 2023-10-05T02:12:59.62 3.0 undecidable manual P -0.42 0
IV.GUMA.HHZ. 2023-10-05T02:12:59.18 3.0 negative manual P -0.05 0
IV.NRCA.HHZ. 2023-10-05T02:12:58.03 0.1 negative manual P 296 41.5251 96 -0.12 92
IV.LNSS.HHZ. 2023-10-05T02:12:58.77 3.0 undecidable manual P 0.36 0
IV.SMA1.EHZ. 2023-10-05T02:12:58.35 0.6 undecidable manual S 258 19.6692 111 0.16 48
IV.CAMP.HHZ. 2023-10-05T02:12:58.40 0.6 undecidable manual S 222 19.7691 111 0.19 47
7F.SIB1.EHZ. 2023-10-05T02:12:57.06 0.3 undecidable manual P 316 35.1426 98 -0.11 70
IV.MTRA.EHZ. 2023-10-05T02:12:57.54 0.6 undecidable manual S 305 17.2716 116 -0.07 49
IV.RM33.EHZ. 2023-10-05T02:12:57.09 0.6 undecidable manual P 239 34.0437 99 0.08 48
IV.MF5.EHZ. 2023-10-05T02:12:57.39 0.6 positive manual P 346 36.6411 98 -0.01 48
IV.OFFI.HHZ. 2023-10-05T02:12:56.83 0.1 positive manual P 17 31.0467 100 0.28 92
7F.SIB3.EHN. 2023-10-05T02:12:56.72 0.3 undecidable manual P 313 33.6441 99 -0.22 69
IV.MMO1.EHZ. 2023-10-05T02:12:56.53 1.0 undecidable manual P 322 32.4453 99 -0.24 23
7F.SIB2.EHN. 2023-10-05T02:12:56.56 0.6 undecidable manual P 319 32.9448 99 -0.28 45
IV.SMA1.EHZ. 2023-10-05T02:12:55.01 0.3 undecidable manual P 258 19.6692 111 0.15 72
IV.CAMP.HHZ. 2023-10-05T02:12:55.07 0.1 positive manual P 222 19.7691 111 0.2 95
IV.TERO.HNZ. 2023-10-05T02:12:55.24 0.6 undecidable manual S 152 5.6943 153 -0.12 50
IV.GIGS.HHZ. 2023-10-05T02:12:55.36 0.1 positive manual P 180 23.8539 105 -0.1 96
IV.MTRA.EHZ. 2023-10-05T02:12:54.45 0.3 undecidable manual P 305 17.2716 116 -0.07 73
IV.TERO.HNZ. 2023-10-05T02:12:53.15 0.1 undecidable manual P 152 5.6943 153 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HNN. ML:2.1 0.0013065803 0.08 AML other m 2023-10-05T02:12:55.30
IV.TERO.HHN. ML:2.1 0.0013514999999999998 0.08 AML other m 2023-10-05T02:12:55.30
IV.TERO.HNE. ML:1.6 0.000452 0.24 AML other m 2023-10-05T02:12:55.43
IV.TERO.HHE. ML:1.8 0.00051609455 0.08 AML other m 2023-10-05T02:12:55.31
IV.SMA1.EHN. ML:2.0 0.0007170000000000001 0.26 AML other m 2023-10-05T02:12:58.87
IV.CAMP.HHN. ML:1.5 0.0001885 0.26 AML other m 2023-10-05T02:12:58.88
IV.CAMP.HHE. ML:1.4 0.00016949999999999997 0.16 AML other m 2023-10-05T02:12:58.91
IV.GIGS.HHE. ML:1.5 0.000195 0.14 AML other m 2023-10-05T02:12:59.39
IV.GIGS.HHN. ML:1.2 0.00009075 0.1 AML other m 2023-10-05T02:12:59.35
IV.SMA1.EHE. ML:1.9 0.00047799999999999996 0.26 AML other m 2023-10-05T02:12:59.42
IV.MMO1.EHN. ML:1.7 0.00016777565 0.4208 AML other m 2023-10-05T02:13:03.71
IV.MMO1.EHE. ML:1.5 0.00014450000000000002 0.3 AML other m 2023-10-05T02:13:02.43
IV.OFFI.HHN. ML:1.6 0.0001419864 0.6 AML other m 2023-10-05T02:13:11.34
IV.RM33.EHE. ML:1.3 0.00007335712 0.1792 AML other m 2023-10-05T02:13:03.76
IV.OFFI.HHE. ML:1.6 0.0001261263 0.56 AML other m 2023-10-05T02:13:13.97
IV.NRCA.HHN. ML:1.8 0.000186 0.1 AML other m 2023-10-05T02:13:04.75
IV.NRCA.HHE. ML:1.8 0.0001815 0.62 AML other m 2023-10-05T02:13:04.83
IV.RM33.EHN. ML:1.4 0.00007479430000000001 0.16 AML other m 2023-10-05T02:13:03.58
IV.MF5.EHN. ML:1.5 0.00011545 0.36 AML other m 2023-10-05T02:13:05.96
IV.LNSS.HHN. ML:1.5 0.00007801806999999999 0.3408 AML other m 2023-10-05T02:13:05.54
IV.LNSS.HHE. ML:1.6 0.00011565257 0.0992 AML other m 2023-10-05T02:13:06.28
IV.T0110.HHN. ML:1.5 0.0000749496 0.3584 AML other m 2023-10-05T02:13:08.27
IV.GUMA.HHN. ML:1.7 0.00011933005 0.4192 AML other m 2023-10-05T02:13:09.28
IV.T0110.HHE. ML:1.4 0.00006104999999999999 1.6 AML other m 2023-10-05T02:13:09.91
IV.FDMO.HHE. ML:1.2 0.00002698528 0.1392 AML other m 2023-10-05T02:13:08.95
IV.GUMA.HHE. ML:1.7 0.000125 0.46 AML other m 2023-10-05T02:13:11.18
IV.CESI.HHN. ML:1.6 0.000059489095 0.32 AML other m 2023-10-05T02:13:11.48
IV.MML1.EHN. ML:1.3 0.000021858445 0.2208 AML other m 2023-10-05T02:13:14.06
IV.CESI.HHE. ML:1.4 0.00003059911 0.16 AML other m 2023-10-05T02:13:11.43
IV.MF5.EHE. ML:1.4 0.00009395000000000001 1.52 AML other m 2023-10-05T02:13:13.78
IV.FDMO.HHN. ML:1.3 0.00003162392 0.2192 AML other m 2023-10-05T02:13:10.36
IV.MML1.EHE. ML:1.3 0.000020418815 0.9408 AML other m 2023-10-05T02:13:30.45
IV.MTRA.EHE. ML:0.0 0.00040076925 0.4784 AML other m 2023-10-05T02:12:56.17
IV.MTRA.EHN. ML:0.0 0.000162943205 0.08 AML other m 2023-10-05T02:12:57.73
IV.MTRA.HNE. ML:0.0 0.0002286343 0.0704 AML other m 2023-10-05T02:12:57.83
IV.MTRA.HNN. ML:0.0 0.00016074740999999997 0.0992 AML other m 2023-10-05T02:12:57.72
IV.MMO1.HNE. ML:0.0 0.0060983420000000005 0.5504 AML other m 2023-10-05T02:13:06.70
IV.MMO1.HNN. ML:0.0 0.0046033565 0.6096 AML other m 2023-10-05T02:12:57.92
IV.RM33.HNE. ML:0.0 0.00011039685000000001 0.8 AML other m 2023-10-05T02:13:13.04
IV.RM33.HNN. ML:0.0 0.00012515334999999998 0.32 AML other m 2023-10-05T02:13:05.00
IV.NRCA.HNE. ML:0.0 0.00016743322 0.0992 AML other m 2023-10-05T02:13:04.52
IV.NRCA.HNN. ML:0.0 0.00016879355 0.0896 AML other m 2023-10-05T02:13:04.70
IV.LNSS.HNE. ML:0.0 0.00011735496500000001 0.6288 AML other m 2023-10-05T02:13:04.23
IV.LNSS.HNN. ML:0.0 0.00013964100499999998 0.5408 AML other m 2023-10-05T02:13:04.50
IV.MNTT.EHE. ML:0.0 0.00011286503 0.4192 AML other m 2023-10-05T02:13:09.29
IV.MNTT.EHN. ML:0.0 0.00009918249 0.32 AML other m 2023-10-05T02:13:07.29
IV.GUMA.HNE. ML:0.0 0.00016458695 0.7392 AML other m 2023-10-05T02:13:14.71
IV.GUMA.HNN. ML:0.0 0.0001532516 0.36 AML other m 2023-10-05T02:13:09.25
IV.CESI.HNE. ML:0.0 0.000101484595 0.7696 AML other m 2023-10-05T02:13:07.85
IV.CESI.HNN. ML:0.0 0.00016250255 0.6608 AML other m 2023-10-05T02:13:12.51
IV.MML1.HNE. ML:0.0 0.00008791633 0.5184 AML other m 2023-10-05T02:13:20.15
IV.MML1.HNN. ML:0.0 0.00011397355000000001 1.0288 AML other m 2023-10-05T02:13:25.20
IV.CING.HNE. ML:0.0 0.0053093415 0.9088 AML other m 2023-10-05T02:13:37.86
IV.CING.HNN. ML:0.0 0.0065543255 0.6 AML other m 2023-10-05T02:13:06.67
IV.CING.HHE. ML:0.0 0.0000198764735 1.28 AML other m 2023-10-05T02:13:38.88
IV.CING.HHN. ML:0.0 0.000014660199500000001 0.12 AML other m 2023-10-05T02:13:19.59
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