Earthquake with magnitude of ML 0.3 on date 14-08-2023 and time 19:30:31 (UTC) in region 8 km NE Costacciaro (PG)

A magnitude ML 0.3 earthquake occured in region: 8 km NE Costacciaro (PG), on

  • 14-08-2023 19:30:31 (UTC)
  • 14-08-2023 21:30:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4200, 12.7650 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
Sassoferrato AN 8 7285 7285
Costacciaro PG 8 1216 8501
Scheggia e Pascelupo PG 8 1393 9894
Serra Sant'Abbondio PU 8 1027 10921
Sigillo PG 10 2404 13325
Frontone PU 11 1300 14625
Cantiano PU 13 2245 16870
Fossato di Vico PG 14 2840 19710
Genga AN 14 1797 21507
Fabriano AN 15 31480 52987
Gubbio PG 17 32216 85203
Arcevia AN 17 4612 89815
Cagli PU 17 8731 98546
Pergola PU 17 6333 104879

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km NE of Perugia (166134 inhabitants)
52 Km SW of Fano (60888 inhabitants)
52 Km N of Foligno (57155 inhabitants)
56 Km S of Pesaro (94582 inhabitants)
65 Km W of Ancona (100861 inhabitants)
71 Km E of Arezzo (99543 inhabitants)
73 Km S of Rimini (147750 inhabitants)
90 Km SE of Cesena (96758 inhabitants)
96 Km N 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 0.3 2023-08-14
19:30:31
43.4198 12.7648 14 2023-08-14
19:38:24
Sala Sismica INGV-Roma 120126971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-14 19:30:31 ± 0.06
Latitude 43.4198 ± 0.0018
Longitude 12.7648 ± 0.0050
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 120126971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 369
Semi-minor axis of confidence ellipse (meter) 65
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 289
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 182
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.05666
Epicentral distance of station farthest from the epicenter (degree) 0.25181
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 120126971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-14 19:38:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2023-08-14T19:30:41.03 0.6 undecidable manual S 325 25.8519 101 0.05 49
IV.ATCC.EHZ. 2023-08-14T19:30:41.74 0.6 undecidable manual S 201 27.9498 100 0.22 47
IV.MPAG.EHZ. 2023-08-14T19:30:40.38 0.6 undecidable manual S 359 23.2545 104 0.09 48
IV.PIEI.HHZ. 2023-08-14T19:30:39.95 0.6 undecidable manual S 305 22.5552 105 -0.16 48
IV.TSM1.DHE.01 2023-08-14T19:30:38.27 0.6 undecidable manual S 239 15.7731 116 -0.15 48
IV.FRON.EHZ. 2023-08-14T19:30:37.35 0.6 undecidable manual S 344 11.2776 130 -0.07 50
IV.FOSV.EHZ. 2023-08-14T19:30:37.85 0.6 undecidable manual S 181 13.875 122 -0.12 49
IV.ATCC.EHZ. 2023-08-14T19:30:37.40 0.6 undecidable manual P 201 27.9498 100 0.09 48
IV.ATSC.EHE. 2023-08-14T19:30:36.64 0.6 undecidable manual S 274 6.2937 149 0.09 49
IV.PIEI.HHZ. 2023-08-14T19:30:36.37 0.6 negative manual P 305 22.5552 105 -0.12 48
IV.MPAG.EHZ. 2023-08-14T19:30:36.56 0.1 undecidable manual P 359 23.2545 104 -0.04 97
IV.NARO.HHZ. 2023-08-14T19:30:36.99 0.6 undecidable manual P 325 25.8519 101 0 49
IV.TSM1.DHE.01 2023-08-14T19:30:35.46 0.1 undecidable manual P 239 15.7731 116 -0.06 98
IV.FOSV.EHZ. 2023-08-14T19:30:35.23 0.3 positive manual P 181 13.875 122 -0.03 74
IV.ATSC.EHE. 2023-08-14T19:30:34.52 0.1 undecidable manual P 274 6.2937 149 0.09 99
IV.FRON.EHZ. 2023-08-14T19:30:34.96 0.1 undecidable manual P 344 11.2776 130 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHN. ML:0.4 0.0000197 1.84 AML other m 2023-08-14T19:30:37.93
IV.FOSV.EHE. ML:0.2 0.0000138 1.6 AML other m 2023-08-14T19:30:38.09
IV.PIEI.HHN. ML:0.2 0.000009590000000000001 0.42 AML other m 2023-08-14T19:30:40.05
IV.PIEI.HHE. ML:0.5 0.000018549999999999997 1.02 AML other m 2023-08-14T19:30:40.34
IV.NARO.HHE. ML:0.3 0.00001055 0.54 AML other m 2023-08-14T19:30:41.28
IV.NARO.HHN. ML:0.4 0.000014030000000000001 0.08 AML other m 2023-08-14T19:30:41.36
IV.MPAG.EHE. ML:0.2 0.000011820337 0.1664 AML other m 2023-08-14T19:30:40.54
IV.MPAG.EHN. ML:-0.1 0.0000071541545 0.1792 AML other m 2023-08-14T19:30:40.45
IV.ATCC.EHE. ML:0.5 0.000016837715 0.2304 AML other m 2023-08-14T19:30:42.21
IV.ATCC.EHN. ML:0.3 0.0000102763955 0.128 AML other m 2023-08-14T19:30:42.21
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