Earthquake (quarry blast) with magnitude of ML 0.5 on date 03-05-2021 and time 17:07:30 (Italy) in region 5 km SW Cingoli (MC)

A magnitude ML 0.5 (quarry blast) earthquake occured in region: 5 km SW Cingoli (MC), on

  • 03-05-2021 15:07:30 (UTC)
  • 03-05-2021 17:07:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3340, 13.1960 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
Cingoli MC 5 10352 10352
Apiro MC 8 2280 12632
Treia MC 10 9403 22035
Poggio San Vicino MC 11 246 22281
Staffolo AN 11 2253 24534
San Severino Marche MC 12 12726 37260
Appignano MC 13 4213 41473
San Paolo di Jesi AN 14 933 42406
Cupramontana AN 14 4756 47162
Pollenza MC 14 6618 53780
Gagliole MC 15 620 54400
Tolentino MC 16 20069 74469
Filottrano AN 17 9499 83968
Cerreto d'Esi AN 17 3817 87785
Monte Roberto AN 17 3061 90846
Maiolati Spontini AN 17 6248 97094
Matelica MC 17 9981 107075
Serrapetrona MC 17 966 108041
Castelbellino AN 18 4947 112988
Castelraimondo MC 18 4587 117575
Belforte del Chienti MC 19 1886 119461
Serra San Quirico AN 19 2850 122311
Rosora AN 20 1985 124296
Montecassiano MC 20 7125 131421
Mergo AN 20 1037 132458

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km SW of Ancona (100861 inhabitants)
58 Km NE of Foligno (57155 inhabitants)
59 Km S of Fano (60888 inhabitants)
68 Km SE of Pesaro (94582 inhabitants)
70 Km E of Perugia (166134 inhabitants)
86 Km NW of Teramo (54892 inhabitants)
95 Km SE of Rimini (147750 inhabitants)
97 Km NE 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
Bulletin
Rev1000
ML 0.5 2021-05-03
15:07:30
43.3343 13.1962 1 2021-12-29
11:12:16
Bollettino Sismico Italiano INGV 93419481
Reviewed
Rev100
ML 0.5 2021-05-03
15:07:29
43.3508 13.2222 6 2021-05-03
15:14:09
Sala Sismica INGV-Roma 89744521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-03 15:07:30 ± 0.21
Latitude 43.3343 ± 0.0135
Longitude 13.1962 ± 0.0198
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 93419481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1740
Semi-minor axis of confidence ellipse (meter) 1280
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 229
Circular confidence region, given by single value of horizontal uncertainty (meter) 1740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 5
Number of defining phases 5
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.04137
Epicentral distance of station farthest from the epicenter (degree) 0.24731
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 3
Type of magnitude ML
Reference to an origin 93419481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-07-30 23:20:51

ML:0.5

Field Value
Value 0.5
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 89744521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-03 15:14:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2021-05-03T15:07:35.69 0.3 negative manual P 312 27.4503 91 -0.22 69
IV.CSP1.EHZ. 2021-05-03T15:07:35.40 0.6 negative manual P 179 26.9508 91 -0.41 44
IV.TRE1.HNE. 2021-05-03T15:07:32.56 0.3 undecidable manual P 105 9.7791 93 0.18 72
IV.EL6.EHZ. 2021-05-03T15:07:32.49 0.6 positive manual P 266 7.6812 94 0.53 44
IV.CING.HHZ. 2021-05-03T15:07:31.31 0.1 undecidable manual P 359 4.5954 96 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:0.9 0.00004846301 0.384 AML other m 2021-05-03T15:07:41.57
IV.ARVD.HHN. ML:0.2 0.000007917548 0.2048 AML other m 2021-05-03T15:07:41.44
IV.ARVD.HHE. ML:0.4 0.000014156744499999998 0.0768 AML other m 2021-05-03T15:07:44.65
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