Earthquake with magnitude of ML 0.4 on date 20-03-2024 and time 22:03:56 (Italy) in region 5 km SW Serra San Quirico (AN)

A magnitude ML 0.4 earthquake occured in region: 5 km SW Serra San Quirico (AN), on

  • 20-03-2024 21:03:56 (UTC)
  • 20-03-2024 22:03:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4090, 12.9900 at 16 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 San Quirico AN 5 2850 2850
Genga AN 5 1797 4647
Mergo AN 8 1037 5684
Poggio San Vicino MC 8 246 5930
Cerreto d'Esi AN 10 3817 9747
Fabriano AN 11 31480 41227
Rosora AN 11 1985 43212
Sassoferrato AN 11 7285 50497
Arcevia AN 11 4612 55109
Cupramontana AN 11 4756 59865
Apiro MC 12 2280 62145
Castelplanio AN 12 3540 65685
Maiolati Spontini AN 13 6248 71933
Poggio San Marcello AN 14 693 72626
Montecarotto AN 15 1987 74613
Monte Roberto AN 15 3061 77674
Castelbellino AN 16 4947 82621
Serra de' Conti AN 16 3746 86367
San Paolo di Jesi AN 16 933 87300
Staffolo AN 16 2253 89553
Matelica MC 17 9981 99534
Esanatoglia MC 18 2034 101568
Cingoli MC 19 10352 111920
Barbara AN 19 1368 113288
Gagliole MC 20 620 113908
Serra Sant'Abbondio PU 20 1027 114935

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km S of Fano (60888 inhabitants)
49 Km W of Ancona (100861 inhabitants)
55 Km NE of Foligno (57155 inhabitants)
56 Km S of Pesaro (94582 inhabitants)
59 Km NE of Perugia (166134 inhabitants)
80 Km SE of Rimini (147750 inhabitants)
90 Km E of Arezzo (99543 inhabitants)
98 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 0.4 2024-03-20
21:03:56
43.4088 12.9897 16 2024-03-20
21:09:04
Sala Sismica INGV-Roma 126018381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-20 21:03:56 ± 0.07
Latitude 43.4088 ± 0.0036
Longitude 12.9897 ± 0.0037
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126018381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 406
Semi-minor axis of confidence ellipse (meter) 272
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 26
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.09623
Epicentral distance of station farthest from the epicenter (degree) 0.35883
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:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 126018381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-20 21:09:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HHZ. 2024-03-20T21:04:04.00 0.3 undecidable manual S 102 16.9719 122 0.06 73
IV.NARO.HHZ. 2024-03-20T21:04:04.11 0.3 undecidable manual P 304 39.8268 100 -0.04 71
IV.PIEI.HHZ. 2024-03-20T21:04:04.06 0.3 undecidable manual P 291 39.2274 100 0.01 71
IV.EL6.EHN. 2024-03-20T21:04:03.16 0.3 undecidable manual S 134 12.5763 133 0.15 73
IV.SSFR.HHZ. 2024-03-20T21:04:03.83 0.1 undecidable manual S 280 16.9719 122 -0.11 96
IV.CSP1.EHZ. 2024-03-20T21:04:03.89 1.0 undecidable manual P 154 39.2274 100 -0.17 23
IV.MPAG.EHZ. 2024-03-20T21:04:02.91 0.3 undecidable manual P 323 30.6471 104 0.14 70
IV.ARVD.HHZ. 2024-03-20T21:04:02.64 0.1 undecidable manual S 339 10.6782 138 0 100
IV.FOSV.EHZ. 2024-03-20T21:04:01.73 0.3 undecidable manual P 236 22.3554 112 0.18 71
IV.FRON.EHZ. 2024-03-20T21:04:01.92 0.3 undecidable manual P 300 24.4533 110 0.07 72
IV.ARVD.HHZ. 2024-03-20T21:04:00.04 0.1 undecidable manual P 339 10.6782 138 -0.02 100
IV.SSFR.HHZ. 2024-03-20T21:04:00.73 0.1 undecidable manual P 280 16.9719 122 -0.08 97
IV.CING.HHZ. 2024-03-20T21:04:00.51 0.3 undecidable manual P 102 16.9719 122 -0.3 70
IV.EL6.EHN. 2024-03-20T21:04:00.24 0.1 undecidable manual P 134 12.5763 133 -0.03 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHN. ML:0.4 0.0000196 0.04 AML other m 2024-03-20T21:04:00.29
IV.ARVD.HHE. ML:0.4 0.0000183 0.22 AML other m 2024-03-20T21:04:02.77
IV.SSFR.HHE. ML:0.6 0.000031855115 0.12 AML other m 2024-03-20T21:04:05.61
IV.SSFR.HHN. ML:0.8 0.0000486 0.08 AML other m 2024-03-20T21:04:04.89
IV.CING.HHE. ML:0.2 0.0000095333685 0.16 AML other m 2024-03-20T21:04:05.19
IV.CING.HHN. ML:0.2 0.000009290886999999999 0.08 AML other m 2024-03-20T21:04:05.22
IV.FRON.EHE. ML:0.3 0.000009209370000000002 0.16 AML other m 2024-03-20T21:04:06.58
IV.FRON.EHN. ML:0.4 0.00001472146 0.08 AML other m 2024-03-20T21:04:06.87
IV.PIEI.HHE. ML:0.5 0.000010005995 0.1 AML other m 2024-03-20T21:04:10.14
IV.PIEI.HHN. ML:0.2 0.0000050642563 0.08 AML other m 2024-03-20T21:04:10.42
IV.NARO.HHE. ML:0.5 0.000011596732999999999 0.18 AML other m 2024-03-20T21:04:10.25
IV.NARO.HHN. ML:0.2 0.000006743687999999999 0.1 AML other m 2024-03-20T21:04:10.36
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