Earthquake (quarry blast) with magnitude of ML 0.5 on date 07-02-2023 and time 16:07:44 (UTC) in region 1 km E Serra San Quirico (AN)

A magnitude ML 0.5 (quarry blast) earthquake occured in region: 1 km E Serra San Quirico (AN), on

  • 07-02-2023 16:07:44 (UTC)
  • 07-02-2023 17:07:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4470, 13.0280 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Event type: quarry blast.

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 1 2850 2850
Mergo AN 3 1037 3887
Rosora AN 5 1985 5872
Castelplanio AN 7 3540 9412
Cupramontana AN 7 4756 14168
Genga AN 8 1797 15965
Maiolati Spontini AN 8 6248 22213
Poggio San Marcello AN 8 693 22906
Poggio San Vicino MC 9 246 23152
Arcevia AN 9 4612 27764
Montecarotto AN 9 1987 29751
Monte Roberto AN 10 3061 32812
Apiro MC 10 2280 35092
Serra de' Conti AN 11 3746 38838
Castelbellino AN 11 4947 43785
San Paolo di Jesi AN 12 933 44718
Staffolo AN 13 2253 46971
Sassoferrato AN 14 7285 54256
Cerreto d'Esi AN 14 3817 58073
Barbara AN 15 1368 59441
Fabriano AN 16 31480 90921
Cingoli MC 17 10352 101273
Ostra Vetere AN 18 3311 104584
Castelleone di Suasa AN 18 1676 106260
San Lorenzo in Campo PU 19 3414 109674
Belvedere Ostrense AN 19 2234 111908
Jesi AN 20 40399 152307

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Ancona (100861 inhabitants)
44 Km S of Fano (60888 inhabitants)
52 Km S of Pesaro (94582 inhabitants)
61 Km NE of Foligno (57155 inhabitants)
64 Km NE of Perugia (166134 inhabitants)
78 Km SE of Rimini (147750 inhabitants)
92 Km E of Arezzo (99543 inhabitants)
99 Km SE of Cesena (96758 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
Bulletin
Rev1000
ML 0.5 2023-02-07
16:07:44
43.4472 13.0275 1 2024-03-01
17:18:15
Bollettino Sismico Italiano INGV 120429571
Reviewed
Rev100
ML 0.4 2023-02-07
16:07:44
43.4467 13.0142 2 2023-02-07
16:20:05
Sala Sismica INGV-Roma 114227191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-07 16:07:44 ± 0.15
Latitude 43.4472 ± 0.0072
Longitude 13.0275 ± 0.0099
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 120429571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1060
Semi-minor axis of confidence ellipse (meter) 430
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 1060.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 206
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.02248
Epicentral distance of station farthest from the epicenter (degree) 0.24821
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 114227191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-07 16:20:05

ML:0.5

Field Value
Value 0.5
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 120429571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-24 06:18:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2023-02-07T16:07:50.06 0.3 undecidable manual P 288 25.5522 91 0.22 71
IV.ATSC.EHZ. 2023-02-07T16:07:50.24 0.3 undecidable manual P 265 27.5502 91 -0.01 73
IV.SNTG.HHZ. 2023-02-07T16:07:49.36 0.3 undecidable manual P 198 22.4553 91 0.14 72
IV.SSFR.HHZ. 2023-02-07T16:07:48.61 0.3 undecidable manual P 267 19.7691 91 -0.08 73
IV.EL6.EHZ. 2023-02-07T16:07:47.54 0.3 undecidable manual P 155 14.3745 92 -0.06 74
IV.ARVD.HHZ. 2023-02-07T16:07:46.47 0.3 undecidable manual P 309 8.9799 93 -0.05 75
IV.MMUR.HNZ. 2023-02-07T16:07:45.12 0.1 undecidable manual P 257 2.4975 101 -0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSFR.HHN. ML:0.4 0.000021862105 0.1536 AML other m 2023-02-07T16:07:54.23
IV.SSFR.HHE. ML:0.6 0.000027638366 0.2048 AML other m 2023-02-07T16:07:55.10
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