Earthquake (quarry blast) with magnitude of ML 1.3 on date 23-09-2020 and time 11:57:54 (Italy) in region 6 km S Cingoli (MC)

A magnitude ML 1.3 (quarry blast) earthquake occured in region: 6 km S Cingoli (MC), on

  • 23-09-2020 09:57:54 (UTC)
  • 23-09-2020 11:57:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3190, 13.2060 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 6 10352 10352
Treia MC 9 9403 19755
San Severino Marche MC 10 12726 32481
Apiro MC 10 2280 34761
Poggio San Vicino MC 12 246 35007
Appignano MC 13 4213 39220
Pollenza MC 13 6618 45838
Staffolo AN 13 2253 48091
Tolentino MC 14 20069 68160
Gagliole MC 14 620 68780
San Paolo di Jesi AN 16 933 69713
Serrapetrona MC 16 966 70679
Cupramontana AN 16 4756 75435
Castelraimondo MC 17 4587 80022
Matelica MC 17 9981 90003
Belforte del Chienti MC 17 1886 91889
Filottrano AN 18 9499 101388
Cerreto d'Esi AN 18 3817 105205
Monte Roberto AN 19 3061 108266
Maiolati Spontini AN 19 6248 114514
Urbisaglia MC 19 2628 117142
Montecassiano MC 19 7125 124267
Castelbellino AN 20 4947 129214
Caldarola MC 20 1823 131037

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km SW of Ancona (100861 inhabitants)
57 Km NE of Foligno (57155 inhabitants)
60 Km S of Fano (60888 inhabitants)
70 Km SE of Pesaro (94582 inhabitants)
70 Km E of Perugia (166134 inhabitants)
84 Km NW of Teramo (54892 inhabitants)
96 Km NE of Terni (111501 inhabitants)
97 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 1.3 2020-09-23
09:57:54
43.3187 13.206 1 2021-02-26
14:56:17
Bollettino Sismico Italiano INGV 86700741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-23 09:57:54 ± 0.17
Latitude 43.3187 ± 0.0099
Longitude 13.2060 ± 0.0173
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 86700741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1520
Semi-minor axis of confidence ellipse (meter) 940
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 242
Circular confidence region, given by single value of horizontal uncertainty (meter) 1520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
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) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.05756
Epicentral distance of station farthest from the epicenter (degree) 0.37861
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 86700741
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-30 00:18:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2020-09-23T09:58:02.87 0.1 undecidable manual P 151 42.0246 91 -0.04 95
IV.GUMA.HHZ. 2020-09-23T09:58:00.76 0.3 undecidable manual P 160 30.2475 91 0.21 70
IV.FDMO.HHZ. 2020-09-23T09:58:00.68 0.3 undecidable manual P 197 32.745 91 -0.37 68
IV.ARVD.HHZ. 2020-09-23T09:57:59.76 0.3 undecidable manual P 313 29.1486 91 -0.57 64
IV.CSP1.EHZ. 2020-09-23T09:57:59.38 0.1 undecidable manual P 180 25.1526 91 -0.15 96
IV.EL6.EHZ. 2020-09-23T09:57:56.85 0.1 positive manual P 278 8.4804 93 0.66 86
IV.TRE1.HNZ. 2020-09-23T09:57:56.47 0.3 undecidable manual P 95 8.6802 93 0.24 72
IV.CING.HHZ. 2020-09-23T09:57:55.68 0.1 undecidable manual P 352 6.3936 94 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.7 0.00035 0.38 AML other m 2020-09-23T09:58:05.61
IV.CSP1.EHE. ML:1.5 0.00021300000000000003 0.18 AML other m 2020-09-23T09:58:06.21
IV.ARVD.HHN. ML:0.9 0.000037900000000000006 0.24 AML other m 2020-09-23T09:58:06.75
IV.FDMO.HHE. ML:1.3 0.0000973 0.18 AML other m 2020-09-23T09:58:07.02
IV.FDMO.HHN. ML:1.0 0.000047350000000000006 1.12 AML other m 2020-09-23T09:58:07.61
IV.ARVD.HHE. ML:0.9 0.000045350000000000005 1.14 AML other m 2020-09-23T09:58:07.98
IV.GUMA.HHE. ML:1.7 0.0002375 0.3 AML other m 2020-09-23T09:58:08.44
IV.GUMA.HHN. ML:1.4 0.00014150000000000002 0.42 AML other m 2020-09-23T09:58:14.30
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