Earthquake with magnitude of ML 1.2 on date 15-08-2023 and time 17:03:08 (Italy) in region 1 km NE Folignano (AP)

A magnitude ML 1.2 earthquake occured in region: 1 km NE Folignano (AP), on

  • 15-08-2023 15:03:08 (UTC)
  • 15-08-2023 17:03:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8290, 13.6410 at 11 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
Folignano AP 1 9241 9241
Maltignano AP 4 2401 11642
Ascoli Piceno AP 6 49407 61049
Sant'Egidio alla Vibrata TE 6 9811 70860
Civitella del Tronto TE 7 5116 75976
Castel di Lama AP 8 8634 84610
Appignano del Tronto AP 8 1785 86395
Ancarano TE 8 1857 88252
Colli del Tronto AP 10 3668 91920
Castorano AP 11 2380 94300
Torano Nuovo TE 11 1611 95911
Campli TE 12 7209 103120
Castignano AP 12 2796 105916
Offida AP 13 5058 110974
Spinetoli AP 13 7215 118189
Venarotta AP 13 2066 120255
Roccafluvione AP 14 2010 122265
Sant'Omero TE 14 5243 127508
Monsampolo del Tronto AP 15 4611 132119
Nereto TE 15 5242 137361
Controguerra TE 15 2436 139797
Rotella AP 15 906 140703
Valle Castellana TE 16 977 141680
Corropoli TE 16 5045 146725
Montedinove AP 16 488 147213
Bellante TE 16 7152 154365
Palmiano AP 17 196 154561
Cossignano AP 18 978 155539
Montalto delle Marche AP 18 2122 157661
Rocca Santa Maria TE 18 537 158198
Monteprandone AP 19 12655 170853
Torricella Sicura TE 19 2641 173494
Colonnella TE 19 3734 177228
Acquaviva Picena AP 19 3831 181059
Force AP 19 1354 182413
Teramo TE 20 54892 237305
Acquasanta Terme AP 20 2916 240221

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km N of Teramo (54892 inhabitants)
54 Km NW of Montesilvano (53738 inhabitants)
57 Km NE of L'Aquila (69753 inhabitants)
62 Km NW of Pescara (121014 inhabitants)
68 Km NW of Chieti (51815 inhabitants)
78 Km E of Foligno (57155 inhabitants)
86 Km E of Terni (111501 inhabitants)
88 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 1.2 2023-08-15
15:03:08
42.8292 13.6407 11 2023-08-15
15:12:11
Sala Sismica INGV-Roma 120155781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-15 15:03:08 ± 0.11
Latitude 42.8292 ± 0.0054
Longitude 13.6407 ± 0.0098
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120155781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 779
Semi-minor axis of confidence ellipse (meter) 634
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.09627
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 19
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 120155781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-15 15:12:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
4P.IT02A.HHZ. 2023-08-15T15:05:36.19 3.0 undecidable manual Sg 17.610001 0
GU.CIRO.HHZ. 2023-08-15T15:05:33.52 3.0 undecidable manual Sn 3.66 0
IV.SELL.HHZ. 2023-08-15T15:05:27.50 3.0 undecidable manual Sg 15.38 0
GU.SATI.HHZ. 2023-08-15T15:05:24.13 3.0 undecidable manual Sn -4.91 0
NI.VINO.HHZ. 2023-08-15T15:04:55.58 3.0 undecidable manual Sg 8.6 0
IV.ECTS.HHZ. 2023-08-15T15:04:39.18 3.0 undecidable manual Pg 12.28 0
IV.CORL.HHZ. 2023-08-15T15:04:32.49 3.0 positive manual Pg 7.36 0
GU.CIRO.HHZ. 2023-08-15T15:04:31.75 3.0 negative manual Pn 3.32 0
IV.CELB.HHZ. 2023-08-15T15:04:28.34 3.0 undecidable manual Sg 2.98 0
7C.SPAOL.HNZ. 2023-08-15T15:04:27.67 3.0 undecidable manual Pn -3.59 0
GU.CANO.HHZ. 2023-08-15T15:04:22.59 3.0 undecidable manual Pg 7.94 0
IV.GIZZ.HHZ. 2023-08-15T15:04:14.28 3.0 undecidable manual Pn -2.14 0
IV.RIBO.EHZ.01 2023-08-15T15:04:05.29 3.0 undecidable manual Sn -4.99 0
IV.CSNT.HHZ. 2023-08-15T15:04:03.83 3.0 undecidable manual Sn -4.58 0
IV.ZCCA.HHZ. 2023-08-15T15:03:47.75 3.0 undecidable manual Pn -3.44 0
IV.ATPI.EHZ. 2023-08-15T15:03:28.88 0.1 undecidable manual P 305 121.6893 50 0.07 82
IV.FDMO.HHZ. 2023-08-15T15:03:24.64 0.6 undecidable manual S 297 50.5161 50 0.02 48
IV.RM33.EHZ. 2023-08-15T15:03:24.94 0.3 undecidable manual S 225 49.7169 50 0.53 64
IV.NRCA.HHZ. 2023-08-15T15:03:23.03 0.6 undecidable manual S 271 42.8238 50 0.46 44
IV.CSP1.EHZ. 2023-08-15T15:03:23.70 0.6 undecidable manual S 310 45.8208 50 0.32 45
IV.ASSB.HHZ. 2023-08-15T15:03:22.58 1.0 undecidable manual P 287 83.1501 50 -0.3 21
IV.GIGS.HHZ. 2023-08-15T15:03:22.56 0.6 undecidable manual S 188 42.1245 50 0.18 47
IV.SMA1.EHZ. 2023-08-15T15:03:20.61 0.6 undecidable manual S 229 33.2445 50 0.59 43
7F.SIB2.EHZ. 2023-08-15T15:03:18.51 0.6 undecidable manual S 284 28.2495 50 -0.17 48
IV.MMO1.HNZ. 2023-08-15T15:03:18.89 0.6 undecidable manual S 287 26.6511 50 0.63 43
IV.MTRA.HNZ. 2023-08-15T15:03:17.29 0.6 undecidable manual S 248 21.4674 50 0.43 46
IV.MF5.EHZ. 2023-08-15T15:03:17.76 0.6 undecidable manual S 320 22.9548 50 0.5 45
IV.TERO.HHZ. 2023-08-15T15:03:17.86 0.6 undecidable manual S 187 23.0547 50 0.55 44
IV.FDMO.HHZ. 2023-08-15T15:03:17.14 0.6 negative manual P 297 50.5161 50 -0.7 40
IV.RM33.EHZ. 2023-08-15T15:03:17.46 1.0 undecidable manual P 225 49.7169 50 -0.26 23
IV.NRCA.HHZ. 2023-08-15T15:03:16.22 1.0 positive manual P 271 42.8238 50 -0.44 22
IV.CSP1.EHZ. 2023-08-15T15:03:16.41 1.0 positive manual P 310 45.8208 50 -0.71 20
IV.GIGS.HHZ. 2023-08-15T15:03:16.01 1.0 undecidable manual P 188 42.1245 50 -0.54 22
IV.CAMP.HHZ. 2023-08-15T15:03:15.35 1.0 undecidable manual P 210 37.629 50 -0.51 22
IV.OFFI.HHZ. 2023-08-15T15:03:15.05 0.3 undecidable manual S 17 12.2766 131 0.82 60
IV.GUMA.HHZ. 2023-08-15T15:03:15.19 0.3 negative manual P 316 35.8419 50 -0.4 68
IV.SMA1.EHZ. 2023-08-15T15:03:14.92 0.1 positive manual P 229 33.2445 50 -0.26 93
IV.MNTT.EHZ. 2023-08-15T15:03:14.30 0.1 positive manual P 352 26.0517 50 0.22 95
IV.TRTR.HHZ. 2023-08-15T15:03:13.61 0.1 undecidable manual P 96 22.3554 50 0.1 98
IV.MMO1.HNZ. 2023-08-15T15:03:13.82 0.1 undecidable manual P 287 26.6511 50 -0.35 93
IV.ASCOL.EHZ. 2023-08-15T15:03:13.03 0.6 undecidable manual S 301 4.7952 156 0.4 48
IV.MTRA.HNZ. 2023-08-15T15:03:13.24 0.1 undecidable manual P 248 21.4674 50 -0.13 98
IV.MF5.EHZ. 2023-08-15T15:03:13.10 1.0 undecidable manual P 320 22.9548 50 -0.49 23
IV.TERO.HHZ. 2023-08-15T15:03:13.43 0.3 positive manual P 187 23.0547 50 -0.19 72
7F.SIB2.EHZ. 2023-08-15T15:03:13.72 0.1 undecidable manual P 284 28.2495 50 -0.69 83
IV.OFFI.HHZ. 2023-08-15T15:03:11.74 0.1 undecidable manual P 17 12.2766 131 -0.1 100
IV.ASCOL.EHZ. 2023-08-15T15:03:10.74 0.1 undecidable manual P 301 4.7952 156 -0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HHN. ML:1.6 0.000248 0.54 AML other m 2023-08-15T15:03:18.08
IV.TERO.HHE. ML:1.6 0.000272 0.56 AML other m 2023-08-15T15:03:18.00
IV.SMA1.EHE. ML:1.5 0.0001265 0.1 AML other m 2023-08-15T15:03:20.90
IV.SMA1.EHN. ML:1.5 0.0001275 0.44 AML other m 2023-08-15T15:03:20.91
IV.GUMA.HHE. ML:1.4 0.00009384999999999999 0.3 AML other m 2023-08-15T15:03:21.30
IV.GIGS.HHN. ML:0.7 0.000013350000000000001 1.14 AML other m 2023-08-15T15:03:23.07
IV.GIGS.HHE. ML:0.8 0.000018950000000000003 0.72 AML other m 2023-08-15T15:03:23.23
IV.NRCA.HHN. ML:1.5 0.0001095 0.86 AML other m 2023-08-15T15:03:23.07
IV.NRCA.HHE. ML:1.4 0.00008355 0.12 AML other m 2023-08-15T15:03:24.52
IV.FDMO.HHE. ML:1.1 0.000030600000000000005 1.78 AML other m 2023-08-15T15:03:25.95
IV.FDMO.HHN. ML:1.0 0.0000249 0.24 AML other m 2023-08-15T15:03:25.10
IV.GUMA.HHN. ML:1.4 0.00009635 1.54 AML other m 2023-08-15T15:03:26.10
IV.ASSB.HHN. ML:1.1 0.00001455 1.66 AML other m 2023-08-15T15:03:34.13
IV.ASSB.HHE. ML:1.2 0.000018250000000000003 0.82 AML other m 2023-08-15T15:03:36.86
IV.MF5.EHE. ML:0.9 0.00005379592499999999 0.1536 AML other m 2023-08-15T15:03:18.09
IV.MF5.EHN. ML:0.9 0.000053437085 0.2432 AML other m 2023-08-15T15:03:18.37
IV.MNTT.EHE. ML:0.0 0.0002945 0.3 AML other m 2023-08-15T15:03:20.38
IV.MNTT.EHN. ML:0.0 0.000354 0.18 AML other m 2023-08-15T15:03:21.32
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