Earthquake with magnitude of ML 0.8 on date 19-02-2023 and time 04:12:37 (UTC) in region 4 km SW Serra Sant'Abbondio (PU)

A magnitude ML 0.8 earthquake occured in region: 4 km SW Serra Sant'Abbondio (PU), on

  • 19-02-2023 04:12:37 (UTC)
  • 19-02-2023 05:12:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4540, 12.7520 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
Serra Sant'Abbondio PU 4 1027 1027
Frontone PU 7 1300 2327
Scheggia e Pascelupo PG 9 1393 3720
Sassoferrato AN 9 7285 11005
Cantiano PU 10 2245 13250
Costacciaro PG 11 1216 14466
Cagli PU 13 8731 23197
Sigillo PG 14 2404 25601
Pergola PU 14 6333 31934
Genga AN 15 1797 33731
Arcevia AN 16 4612 38343
Fossato di Vico PG 18 2840 41183
Gubbio PG 18 32216 73399
Fabriano AN 18 31480 104879
Acqualagna PU 19 4393 109272

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km SW of Fano (60888 inhabitants)
49 Km NE of Perugia (166134 inhabitants)
52 Km S of Pesaro (94582 inhabitants)
56 Km N of Foligno (57155 inhabitants)
65 Km W of Ancona (100861 inhabitants)
69 Km S of Rimini (147750 inhabitants)
70 Km E of Arezzo (99543 inhabitants)
86 Km SE of Cesena (96758 inhabitants)
100 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 0.8 2023-02-19
04:12:37
43.4545 12.7522 14 2023-02-19
04:17:41
Sala Sismica INGV-Roma 114574541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-19 04:12:37 ± 0.08
Latitude 43.4545 ± 0.0027
Longitude 12.7522 ± 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 114574541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 315
Semi-minor axis of confidence ellipse (meter) 295
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 49
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.02878
Epicentral distance of station farthest from the epicenter (degree) 0.28149
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 114574541
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-19 04:17:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2023-02-19T04:12:48.53 0.6 undecidable manual S 197 31.2465 100 0.29 61
IV.SNTG.HHZ. 2023-02-19T04:12:47.16 0.6 undecidable manual S 145 26.8509 102 0.07 64
IV.MPAG.EHZ. 2023-02-19T04:12:45.35 0.6 undecidable manual S 2 19.3695 111 0.17 64
IV.PIEI.HHZ. 2023-02-19T04:12:45.13 0.6 undecidable manual S 297 19.6692 111 -0.12 64
IV.NARO.HHZ. 2023-02-19T04:12:45.98 0.6 undecidable manual S 322 22.1556 107 0.1 65
IV.ARVD.HHZ. 2023-02-19T04:12:44.37 0.6 undecidable manual S 72 15.9729 118 0.01 66
IV.FOSV.EHZ. 2023-02-19T04:12:44.63 0.6 undecidable manual S 178 17.7711 115 -0.14 64
IV.ATFO.HHZ. 2023-02-19T04:12:44.81 0.6 undecidable manual S 236 17.5713 115 0.09 66
IV.ATCC.EHZ. 2023-02-19T04:12:43.68 0.3 positive manual P 197 31.2465 100 0.04 96
IV.SNTG.HHZ. 2023-02-19T04:12:42.56 1.0 undecidable manual P 145 26.8509 102 -0.42 30
IV.FRON.EHZ. 2023-02-19T04:12:42.62 0.6 undecidable manual S 343 7.2927 146 -0.01 67
IV.NARO.HHZ. 2023-02-19T04:12:42.28 0.3 positive manual P 322 22.1556 107 0 98
IV.SSFR.HHZ. 2023-02-19T04:12:42.18 0.6 undecidable manual S 130 3.1968 165 0.01 68
IV.FOSV.EHZ. 2023-02-19T04:12:41.54 0.3 undecidable manual P 178 17.7711 115 -0.1 97
IV.ATFO.HHZ. 2023-02-19T04:12:41.72 0.6 undecidable manual P 236 17.5713 115 0.1 65
IV.MPAG.EHZ. 2023-02-19T04:12:41.37 1.0 positive manual P 2 19.3695 111 -0.51 30
IV.PIEI.HHZ. 2023-02-19T04:12:41.85 1.0 negative manual P 297 19.6692 111 -0.07 32
IV.ARVD.HHZ. 2023-02-19T04:12:41.42 0.3 negative manual P 72 15.9729 118 0.02 99
IV.SSFR.HHZ. 2023-02-19T04:12:40.23 0.3 negative manual P 130 3.1968 165 0.09 100
IV.FRON.EHZ. 2023-02-19T04:12:39.99 1.0 undecidable manual P 343 7.2927 146 -0.42 31
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSFR.HHE. ML:0.9 0.00009290000000000001 0.1 AML other m 2023-02-19T04:12:42.27
IV.SSFR.HHN. ML:0.7 0.00006604999999999999 0.76 AML other m 2023-02-19T04:12:42.46
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