Istituto Nazionale di Geofisica e Vulcanologia

Earthquake (quarry blast) with magnitude of ML 1.4 on date 22-09-2020 and time 11:47:06 (Italy) in region 6 km S Cingoli (MC)

A magnitude ML 1.4 (quarry blast) earthquake occured in region: 6 km S Cingoli (MC), on

  • 22-09-2020 09:47:06 (UTC)
  • 22-09-2020 11:47:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3230, 13.2190 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.

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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 6 10352 10352
Treia MC 8 9403 19755
Apiro MC 11 2280 22035
San Severino Marche MC 11 12726 34761
Appignano MC 11 4213 38974
Pollenza MC 12 6618 45592
Staffolo AN 13 2253 47845
Poggio San Vicino MC 13 246 48091
Tolentino MC 14 20069 68160
San Paolo di Jesi AN 15 933 69093
Gagliole MC 15 620 69713
Cupramontana AN 16 4756 74469
Serrapetrona MC 16 966 75435
Filottrano AN 17 9499 84934
Belforte del Chienti MC 18 1886 86820
Castelraimondo MC 18 4587 91407
Montecassiano MC 18 7125 98532
Matelica MC 18 9981 108513
Monte Roberto AN 19 3061 111574
Cerreto d'Esi AN 19 3817 115391
Urbisaglia MC 19 2628 118019
Macerata MC 19 42473 160492
Maiolati Spontini AN 19 6248 166740
Castelbellino AN 19 4947 171687

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km SW of Ancona (100861 inhabitants)
58 Km NE of Foligno (57155 inhabitants)
60 Km S of Fano (60888 inhabitants)
70 Km SE of Pesaro (94582 inhabitants)
71 Km E of Perugia (166134 inhabitants)
84 Km NW of Teramo (54892 inhabitants)
97 Km NE of Terni (111501 inhabitants)
98 Km SE of Rimini (147750 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 1.4 2020-09-22
09:47:06		 43.3228 13.2193 1 2021-02-26
14:56:10		 Bollettino Sismico Italiano INGV 85394951
Reviewed
Rev100 		ML 1.4 2020-09-22
09:47:05		 43.3395 13.2222 8 2020-09-22
10:12:07		 Sala Sismica INGV-Roma 83127661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-22 09:47:06 ± 0.15
Latitude 43.3228 ± 0.0090
Longitude 13.2193 ± 0.0136
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 85394951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1150
Semi-minor axis of confidence ellipse (meter) 970
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 276
Circular confidence region, given by single value of horizontal uncertainty (meter) 1150.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35883
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 85394951
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-13 09:17:46

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 83127661
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-22 10:12:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CADC.HNZ. 2020-09-22T09:48:45.31 3.0 undecidable manual Sg 9.2 0
IV.CMPR.HHZ. 2020-09-22T09:48:44.46 3.0 undecidable manual Sg 2.8 0
IV.MFNL.HHZ. 2020-09-22T09:48:44.43 3.0 negative manual Pg 14.15 0
IV.MCRV.HHZ. 2020-09-22T09:48:33.76 3.0 undecidable manual Sg 3.44 0
IV.IFIL.HHZ. 2020-09-22T09:48:27.07 3.0 undecidable manual Pg 6.49 0
IV.SENA.HHZ. 2020-09-22T09:48:21.47 3.0 undecidable manual Pg 10.78 0
RF.GEPF.HHZ. 2020-09-22T09:48:21.81 3.0 undecidable manual Sn -8.34 0
IV.NDIM.HNZ. 2020-09-22T09:48:15.57 3.0 undecidable manual Sg -1.44 0
IV.CMPR.HHZ. 2020-09-22T09:48:03.94 3.0 undecidable manual Pg 4.28 0
GU.PCP.HHZ. 2020-09-22T09:48:02.38 3.0 undecidable manual Pn -1.97 0
ST.VARA.EHZ. 2020-09-22T09:47:56.25 3.0 positive manual Pg 1.14 0
CR.STON.BHZ. 2020-09-22T09:47:52.32 3.0 negative manual Pn -4.62 0
IV.ROSPO.HHZ. 2020-09-22T09:47:32.01 3.0 undecidable manual Pn -3.3 0
IV.AOI.HHE. 2020-09-22T09:47:13.61 0.1 undecidable manual P 51 39.8268 91 -0.44 87
IV.MML1.EHN. 2020-09-22T09:47:12.10 0.3 undecidable manual P 221 30.6471 91 -0.12 71
IV.FDMO.HHZ. 2020-09-22T09:47:12.45 0.3 undecidable manual P 199 33.5442 91 -0.34 67
IV.ARVD.HHZ. 2020-09-22T09:47:11.65 0.3 undecidable manual P 311 29.6481 91 -0.37 68
IV.CSP1.EHZ. 2020-09-22T09:47:11.09 0.1 undecidable manual P 183 25.6521 91 -0.13 95
IV.PF6.EHZ. 2020-09-22T09:47:10.21 0.3 undecidable manual P 186 20.6682 91 0 74
IV.EL6.EHZ. 2020-09-22T09:47:08.55 0.1 undecidable manual P 274 9.4794 93 0.57 88
IV.TRE1.HNZ. 2020-09-22T09:47:08.18 0.1 undecidable manual P 100 7.6812 94 0.57 89
IV.CING.HHE. 2020-09-22T09:47:07.37 0.1 undecidable manual P 342 6.1938 95 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.6 0.00024990785 0.3776 AML other m 2020-09-22T09:47:17.11
IV.CRTC.HNE. ML:3.4 0.006079263 0.6144 AML other m 2020-09-22T09:47:17.48
IV.CSP1.EHE. ML:1.3 0.0001246639 0.2048 AML other m 2020-09-22T09:47:17.91
IV.FDMO.HHE. ML:1.1 0.000059288955000000005 0.1792 AML other m 2020-09-22T09:47:18.72
IV.FDMO.HHN. ML:0.8 0.00003072017 0.2176 AML other m 2020-09-22T09:47:19.20
IV.MURB.HHE. ML:1.5 0.00006964558500000001 0.2176 AML other m 2020-09-22T09:47:27.65
IV.CRTC.HHN. ML:1.3 0.00004872245 0.4032 AML other m 2020-09-22T09:47:27.43
IV.CRTC.HNN. ML:3.4 0.0056635675 1.3408 AML other m 2020-09-22T09:47:29.19
IV.MURB.HHN. ML:1.5 0.00007588928 0.3008 AML other m 2020-09-22T09:47:29.37
IV.CRTC.HHE. ML:1.2 0.000039167675 1.6992 AML other m 2020-09-22T09:47:31.07
IV.GAVE.EHE. ML:1.2 0.000027069912000000003 0.4416 AML other m 2020-09-22T09:47:35.03
IV.GAVE.EHN. ML:1.3 0.00002952478 0.2432 AML other m 2020-09-22T09:47:36.38
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