Earthquake (quarry blast) with magnitude of ML 0.8 on date 04-11-2021 and time 10:26:32 (Italy) in region 5 km SW Serrapetrona (MC)

A magnitude ML 0.8 (quarry blast) earthquake occured in region: 5 km SW Serrapetrona (MC), on

  • 04-11-2021 09:26:32 (UTC)
  • 04-11-2021 10:26:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1510, 13.1430 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
Serrapetrona MC 5 966 966
Camerino MC 6 6974 7940
Caldarola MC 7 1823 9763
Belforte del Chienti MC 8 1886 11649
San Severino Marche MC 9 12726 24375
Castelraimondo MC 10 4587 28962
Camporotondo di Fiastrone MC 10 563 29525
Cessapalombo MC 11 512 30037
Pievebovigliana MC 11 866 30903
Muccia MC 11 915 31818
Gagliole MC 12 620 32438
Fiastra MC 13 559 32997
Pioraco MC 13 1134 34131
Tolentino MC 13 20069 54200
Fiordimonte MC 13 202 54402
Acquacanina MC 14 121 54523
Pieve Torina MC 14 1458 55981
San Ginesio MC 15 3498 59479
Sefro MC 16 422 59901
Matelica MC 16 9981 69882
Colmurano MC 18 1263 71145
Fiuminata MC 18 1402 72547
Serravalle di Chienti MC 18 1070 73617
Sarnano MC 18 3264 76881
Gualdo MC 18 815 77696
Ripe San Ginesio MC 18 852 78548
Bolognola MC 19 142 78690
Esanatoglia MC 20 2034 80724
Urbisaglia MC 20 2628 83352

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NE of Foligno (57155 inhabitants)
60 Km SW of Ancona (100861 inhabitants)
61 Km E of Perugia (166134 inhabitants)
71 Km NW of Teramo (54892 inhabitants)
77 Km NE of Terni (111501 inhabitants)
78 Km S of Fano (60888 inhabitants)
87 Km S of Pesaro (94582 inhabitants)
91 Km N of L'Aquila (69753 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 0.8 2021-11-04
09:26:32
43.151 13.1433 1 2022-03-30
13:04:29
Bollettino Sismico Italiano INGV 99706351
Reviewed
Rev100
ML 1.0 2021-11-04
09:26:31
43.1422 13.1705 10 2021-11-04
09:39:04
Sala Sismica INGV-Roma 97251591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-04 09:26:32 ± 0.04
Latitude 43.1510 ± 0.0027
Longitude 13.1433 ± 0.0037
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 99706351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 330
Semi-minor axis of confidence ellipse (meter) 250
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.03957
Epicentral distance of station farthest from the epicenter (degree) 0.22753
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 97251591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-04 09:39:04

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 99706351
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-12 16:31:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2021-11-04T09:26:37.28 0.3 undecidable manual P 230 25.2525 91 -0.01 72
IV.CING.HHZ. 2021-11-04T09:26:37.14 0.3 undecidable manual P 10 25.2525 91 -0.16 70
IV.SNTG.HHZ. 2021-11-04T09:26:36.33 0.3 undecidable manual P 305 20.0688 91 0.08 72
IV.EL6.EHE. 2021-11-04T09:26:36.31 0.1 undecidable manual P 350 20.0688 91 0.05 96
IV.GUMA.HNN. 2021-11-04T09:26:36.07 0.3 undecidable manual P 122 18.3705 92 0.16 71
IV.FDMO.HHZ. 2021-11-04T09:26:34.90 0.3 undecidable manual P 200 13.4754 92 -0.04 73
IV.CSP1.EHZ. 2021-11-04T09:26:33.79 0.3 undecidable manual P 143 8.1807 93 -0.1 73
IV.PF6.EHN. 2021-11-04T09:26:33.12 0.1 undecidable manual P 109 4.3956 97 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:1.8 0.0010525105 0.4416 AML other m 2021-11-04T09:26:37.17
IV.CSP1.EHN. ML:2.0 0.0015405395 0.3584 AML other m 2021-11-04T09:26:37.56
IV.FDMO.HHN. ML:0.6 0.000053287719999999996 1.44 AML other m 2021-11-04T09:26:38.94
IV.FDMO.HHE. ML:0.7 0.00007075000000000001 0.8 AML other m 2021-11-04T09:26:39.28
IV.SNTG.HHE. ML:0.8 0.000054153135000000004 0.2208 AML other m 2021-11-04T09:26:39.86
IV.SNTG.HHN. ML:0.6 0.000035661215 1.184 AML other m 2021-11-04T09:26:40.73
IV.CING.HHE. ML:1.1 0.00007783332 0.08 AML other m 2021-11-04T09:26:41.37
IV.CESI.HHN. ML:1.0 0.000064407343 0.4416 AML other m 2021-11-04T09:26:42.24
IV.CING.HHN. ML:0.8 0.000039175465 1.0848 AML other m 2021-11-04T09:26:43.85
IV.CESI.HHE. ML:1.0 0.00006800408500000001 0.3584 AML other m 2021-11-04T09:26:44.34
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