Earthquake with magnitude of ML 0.7 on date 30-12-2023 and time 02:03:17 (Italy) in region 6 km SW Acquasanta Terme (AP)

A magnitude ML 0.7 earthquake occured in region: 6 km SW Acquasanta Terme (AP), on

  • 30-12-2023 01:03:17 (UTC)
  • 30-12-2023 02:03:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7260, 13.3720 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
Acquasanta Terme AP 6 2916 2916
Arquata del Tronto AP 8 1178 4094
Valle Castellana TE 10 977 5071
Accumoli RI 11 667 5738
Amatrice RI 13 2657 8395
Montegallo AP 13 523 8918
Rocca Santa Maria TE 13 537 9455
Cortino TE 16 656 10111
Roccafluvione AP 17 2010 12121
Campotosto AQ 19 542 12663
Montemonaco AP 20 604 13267
Venarotta AP 20 2066 15333

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km W of Teramo (54892 inhabitants)
42 Km N of L'Aquila (69753 inhabitants)
60 Km E of Foligno (57155 inhabitants)
62 Km E of Terni (111501 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
75 Km W of Pescara (121014 inhabitants)
77 Km NW of Chieti (51815 inhabitants)
91 Km E of Perugia (166134 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km NE of Tivoli (56533 inhabitants)
100 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 0.7 2023-12-30
01:03:17
42.7262 13.3722 14 2023-12-30
01:09:12
Sala Sismica INGV-Roma 124346101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-30 01:03:17 ± 0.1
Latitude 42.7262 ± 0.0045
Longitude 13.3722 ± 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 124346101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 601
Semi-minor axis of confidence ellipse (meter) 368
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 69
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.03507
Epicentral distance of station farthest from the epicenter (degree) 0.38581
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 124346101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-30 01:09:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2023-12-30T01:03:31.07 0.3 undecidable manual S 326 41.5251 96 0.05 70
IV.CSP1.EHZ. 2023-12-30T01:03:31.65 0.6 undecidable manual S 342 42.8238 96 0.28 44
IV.MF5.EHZ. 2023-12-30T01:03:28.64 0.6 undecidable manual S 14 29.8479 100 0.69 41
IV.MC2.EHE. 2023-12-30T01:03:27.08 0.6 undecidable manual S 324 25.3524 103 0.31 45
IV.NRCA.HHZ. 2023-12-30T01:03:26.37 0.6 undecidable manual S 300 24.1536 104 -0.08 48
IV.FDMO.HHZ. 2023-12-30T01:03:25.09 1.0 undecidable manual P 326 41.5251 96 -0.2 23
IV.CSP1.EHZ. 2023-12-30T01:03:25.20 0.1 undecidable manual P 342 42.8238 96 -0.28 88
7F.SIB1.EHZ. 2023-12-30T01:03:25.57 0.6 undecidable manual S 336 20.4684 109 0.06 48
IV.MMO1.EHZ. 2023-12-30T01:03:25.02 0.6 undecidable manual S 349 19.5693 110 -0.26 46
7F.SIB2.EHN. 2023-12-30T01:03:24.91 0.6 undecidable manual S 343 19.1697 111 -0.26 46
7F.SIB3.EHN. 2023-12-30T01:03:24.78 0.6 undecidable manual S 333 18.4704 112 -0.24 47
IV.SMA1.EHZ. 2023-12-30T01:03:23.35 0.6 undecidable manual S 196 10.9779 132 0.03 49
IV.MF5.EHZ. 2023-12-30T01:03:23.82 0.3 negative manual P 14 29.8479 100 0.31 68
IV.MC2.EHE. 2023-12-30T01:03:22.88 0.1 undecidable manual P 324 25.3524 103 0.05 96
IV.TERO.HHE. 2023-12-30T01:03:22.23 0.1 undecidable manual P 121 22.1556 106 -0.12 94
IV.NRCA.HHZ. 2023-12-30T01:03:22.59 0.1 undecidable manual P 300 24.1536 104 -0.06 96
IV.MTRA.EHZ. 2023-12-30T01:03:22.26 0.6 undecidable manual S 30 3.8961 161 0 50
7F.SIB1.EHZ. 2023-12-30T01:03:22.14 0.1 undecidable manual P 336 20.4684 109 0.04 97
IV.SMA1.EHZ. 2023-12-30T01:03:21.14 0.6 undecidable manual P 196 10.9779 132 0.3 46
7F.SIB3.EHN. 2023-12-30T01:03:21.73 0.1 undecidable manual P 333 18.4704 112 -0.09 96
IV.MMO1.EHZ. 2023-12-30T01:03:21.89 0.1 undecidable manual P 349 19.5693 110 -0.08 96
7F.SIB2.EHN. 2023-12-30T01:03:21.79 0.1 undecidable manual P 343 19.1697 111 -0.12 95
IV.MTRA.EHZ. 2023-12-30T01:03:20.25 0.1 undecidable manual P 30 3.8961 161 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:0.5 0.00003185 0.26 AML other m 2023-12-30T01:03:23.68
IV.SMA1.EHN. ML:0.8 0.0000554 0.18 AML other m 2023-12-30T01:03:23.67
IV.NRCA.HHN. ML:0.8 0.00004145 0.46 AML other m 2023-12-30T01:03:26.48
IV.NRCA.HHE. ML:0.8 0.000039750000000000004 0.68 AML other m 2023-12-30T01:03:26.88
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download