Earthquake with magnitude of ML 1.2 on date 14-08-2023 and time 00:24:08 (UTC) in region 1 km N Maltignano (AP)

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

  • 14-08-2023 00:24:08 (UTC)
  • 14-08-2023 02:24:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8420, 13.6880 at 25 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
Maltignano AP 1 2401 2401
Sant'Egidio alla Vibrata TE 3 9811 12212
Castel di Lama AP 4 8634 20846
Ancarano TE 5 1857 22703
Folignano AP 5 9241 31944
Colli del Tronto AP 7 3668 35612
Appignano del Tronto AP 7 1785 37397
Castorano AP 7 2380 39777
Torano Nuovo TE 8 1611 41388
Civitella del Tronto TE 8 5116 46504
Spinetoli AP 9 7215 53719
Ascoli Piceno AP 9 49407 103126
Offida AP 11 5058 108184
Monsampolo del Tronto AP 11 4611 112795
Nereto TE 11 5242 118037
Controguerra TE 11 2436 120473
Sant'Omero TE 11 5243 125716
Castignano AP 12 2796 128512
Corropoli TE 12 5045 133557
Campli TE 13 7209 140766
Bellante TE 15 7152 147918
Monteprandone AP 15 12655 160573
Colonnella TE 15 3734 164307
Acquaviva Picena AP 16 3831 168138
Cossignano AP 16 978 169116
Rotella AP 16 906 170022
Venarotta AP 16 2066 172088
Montedinove AP 17 488 172576
Roccafluvione AP 17 2010 174586
Montalto delle Marche AP 18 2122 176708
Ripatransone AP 19 4309 181017
Tortoreto TE 19 11542 192559
Alba Adriatica TE 19 12353 204912
Mosciano Sant'Angelo TE 19 9308 214220
Martinsicuro TE 19 16033 230253
Valle Castellana TE 19 977 231230
San Benedetto del Tronto AP 20 47303 278533
Palmiano AP 20 196 278729

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km N of Teramo (54892 inhabitants)
53 Km NW of Montesilvano (53738 inhabitants)
59 Km NE of L'Aquila (69753 inhabitants)
60 Km NW of Pescara (121014 inhabitants)
67 Km NW of Chieti (51815 inhabitants)
81 Km E of Foligno (57155 inhabitants)
87 Km S of Ancona (100861 inhabitants)
91 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 1.2 2023-08-14
00:24:08
42.8422 13.6877 25 2023-08-14
00:43:31
Sala Sismica INGV-Roma 120102931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-14 00:24:08 ± 0.24
Latitude 42.8422 ± 0.0045
Longitude 13.6877 ± 0.0123
Depth (km) 25 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120102931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1066
Semi-minor axis of confidence ellipse (meter) 132
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 255
Circular confidence region, given by single value of horizontal uncertainty (meter) 1070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 245
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48024
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 120102931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-14 00:43:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2023-08-14T00:24:25.75 0.1 undecidable manual S 294 53.3022 109 -0.12 96
IV.NRCA.HHZ. 2023-08-14T00:24:24.29 0.1 undecidable manual S 269 46.62 112 0.09 97
IV.CSP1.EHZ. 2023-08-14T00:24:24.85 0.1 undecidable manual S 305 48.0186 111 0.31 91
IV.SMA1.EHZ. 2023-08-14T00:24:22.05 0.1 undecidable manual S 231 37.0296 118 0.17 97
IV.MF5.EHZ. 2023-08-14T00:24:19.08 0.1 undecidable manual S 311 24.5532 130 -0.02 100
IV.MMO1.EHZ. 2023-08-14T00:24:19.73 0.1 undecidable manual S 282 30.0477 124 -0.53 94
IV.TERO.HHZ. 2023-08-14T00:24:19.11 0.1 undecidable manual S 196 25.2525 129 -0.13 100
IV.FDMO.HHZ. 2023-08-14T00:24:18.52 0.6 negative manual P 294 53.3022 109 -0.03 48
IV.NRCA.HHZ. 2023-08-14T00:24:17.60 0.6 positive manual P 269 46.62 112 0.01 49
IV.CSP1.EHZ. 2023-08-14T00:24:17.85 0.6 negative manual P 305 48.0186 111 0.07 49
IV.SMA1.EHZ. 2023-08-14T00:24:16.30 0.3 positive manual P 231 37.0296 118 0.05 75
IV.MMO1.EHZ. 2023-08-14T00:24:15.14 0.6 negative manual P 282 30.0477 124 -0.17 49
IV.MF5.EHZ. 2023-08-14T00:24:14.71 0.3 negative manual P 311 24.5532 130 0.06 76
IV.TERO.HHZ. 2023-08-14T00:24:14.85 0.6 undecidable manual P 196 25.2525 129 0.12 51
IV.TRTR.HHZ. 2023-08-14T00:24:14.98 3.0 undecidable manual P 0.07 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OFFI.HHE. ML:1.5 0.000182 0.32 AML other m 2023-08-14T00:24:17.12
IV.OFFI.HHN. ML:1.7 0.0002755 1.56 AML other m 2023-08-14T00:24:17.20
IV.TERO.HHN. ML:1.4 0.00009820000000000002 0.56 AML other m 2023-08-14T00:24:19.46
IV.TERO.HHE. ML:1.3 0.00009085 0.54 AML other m 2023-08-14T00:24:19.66
IV.MMO1.EHN. ML:1.1 0.00004895 1.66 AML other m 2023-08-14T00:24:21.83
IV.SMA1.EHE. ML:1.2 0.00005745 0.4 AML other m 2023-08-14T00:24:22.10
IV.SMA1.EHN. ML:1.4 0.00006950000000000001 0.44 AML other m 2023-08-14T00:24:22.08
IV.MMO1.EHE. ML:1.0 0.000034699999999999996 0.94 AML other m 2023-08-14T00:24:22.12
IV.NRCA.HHN. ML:1.3 0.00004385 0.86 AML other m 2023-08-14T00:24:24.90
IV.NRCA.HHE. ML:1.2 0.00003265 1.58 AML other m 2023-08-14T00:24:25.12
IV.FDMO.HHE. ML:0.7 0.000012299999999999999 0.66 AML other m 2023-08-14T00:24:26.13
IV.FDMO.HHN. ML:0.7 0.000010595000000000001 1.28 AML other m 2023-08-14T00:24:27.88
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