Istituto Nazionale di Geofisica e Vulcanologia

Earthquake (quarry blast) with magnitude of ML 1.3 on date 18-10-2012 and time 18:26:25 (Italy) in region 5 km S Cingoli (MC)

A magnitude ML 1.3 (quarry blast) earthquake occured in region: 5 km S Cingoli (MC), on

  • 18-10-2012 16:26:25 (UTC)
  • 18-10-2012 18:26:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3350, 13.2330 at 6 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 5 10352 10352
Treia MC 7 9403 19755
Appignano MC 10 4213 23968
Apiro MC 11 2280 26248
Staffolo AN 12 2253 28501
Pollenza MC 12 6618 35119
San Severino Marche MC 13 12726 47845
Poggio San Vicino MC 13 246 48091
San Paolo di Jesi AN 14 933 49024
Tolentino MC 15 20069 69093
Filottrano AN 15 9499 78592
Cupramontana AN 16 4756 83348
Montecassiano MC 17 7125 90473
Gagliole MC 17 620 91093
Serrapetrona MC 18 966 92059
Monte Roberto AN 18 3061 95120
Macerata MC 18 42473 137593
Maiolati Spontini AN 18 6248 143841
Castelbellino AN 19 4947 148788
Montefano MC 19 3541 152329
Belforte del Chienti MC 19 1886 154215
Santa Maria Nuova AN 19 4179 158394
Urbisaglia MC 19 2628 161022
Castelraimondo MC 20 4587 165609
Matelica MC 20 9981 175590

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km SW of Ancona (100861 inhabitants)
59 Km SE of Fano (60888 inhabitants)
60 Km NE of Foligno (57155 inhabitants)
69 Km SE of Pesaro (94582 inhabitants)
73 Km E of Perugia (166134 inhabitants)
84 Km NW of Teramo (54892 inhabitants)
97 Km SE of Rimini (147750 inhabitants)
98 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
Reviewed
Rev100 		ML 1.2 2012-10-18
16:26:25		 43.3392 13.2133 7 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 2375471
Bulletin
Rev1000 		ML 1.3 2012-10-18
16:26:25		 43.3347 13.2332 6 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV 4146021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-10-18 16:26:25 ± 0.11
Latitude 43.3347 ± 0.0045
Longitude 13.2332 ± 0.0087
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 4146021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 616
Semi-minor axis of confidence ellipse (meter) 232
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 91
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 134
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.04946
Epicentral distance of station farthest from the epicenter (degree) 0.51981
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 2375471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-10-18 16:31:52

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 4146021
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:46:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHZ. 2012-10-18T16:26:45.16 0.6 undecidable manual S 262 57.6978 50 0.58 41
IV.ATBU.EHZ. 2012-10-18T16:26:45.09 0.3 undecidable manual S 286 57.3981 50 0.62 60
IV.FSSB.HHZ. 2012-10-18T16:26:44.24 0.3 undecidable manual S 317 54.1014 50 0.64 60
IV.ASSB.HHZ. 2012-10-18T16:26:44.36 0.6 undecidable manual S 235 56.5989 50 0.08 46
IV.FRON.EHZ. 2012-10-18T16:26:41.36 0.3 undecidable manual S 297 45.621 50 0.01 71
IV.CESI.HHZ. 2012-10-18T16:26:41.14 0.3 undecidable manual S 216 45.2214 50 -0.09 70
IV.AOI.HHZ. 2012-10-18T16:26:39.41 0.6 undecidable manual S 51 38.1285 99 0.41 44
IV.FDMO.HHZ. 2012-10-18T16:26:37.87 0.3 undecidable manual S 200 35.1426 100 -0.1 71
IV.ATBU.EHZ. 2012-10-18T16:26:36.21 0.1 undecidable manual P 286 57.3981 50 -0.29 88
IV.ASSB.HHZ. 2012-10-18T16:26:36.03 0.3 undecidable manual P 235 56.5989 50 -0.36 65
IV.MURB.HHZ. 2012-10-18T16:26:36.49 0.6 undecidable manual P 262 57.6978 50 -0.07 46
IV.ARVD.HHZ. 2012-10-18T16:26:35.78 0.3 undecidable manual S 308 29.6481 102 -0.33 69
IV.FSSB.HHZ. 2012-10-18T16:26:35.68 0.1 undecidable manual P 317 54.1014 50 -0.31 88
IV.CSP1.EHZ. 2012-10-18T16:26:35.76 0.3 undecidable manual S 185 27.0507 103 0.54 66
IV.CESI.HHZ. 2012-10-18T16:26:34.15 0.3 undecidable manual P 216 45.2214 50 -0.48 65
IV.FRON.EHZ. 2012-10-18T16:26:34.26 0.1 undecidable manual P 297 45.621 50 -0.43 87
IV.SNTG.HHZ. 2012-10-18T16:26:34.85 0.3 undecidable manual S 250 25.2525 104 0.25 71
IV.AOI.HHZ. 2012-10-18T16:26:33.77 0.1 undecidable manual P 51 38.1285 99 0.43 88
IV.FDMO.HHZ. 2012-10-18T16:26:32.25 0.1 undecidable manual P 200 35.1426 100 -0.49 88
IV.CSP1.EHZ. 2012-10-18T16:26:31.20 0.1 undecidable manual P 185 27.0507 103 0.04 98
IV.ARVD.HHZ. 2012-10-18T16:26:31.48 0.3 undecidable manual P 308 29.6481 102 -0.19 71
IV.SNTG.HHZ. 2012-10-18T16:26:30.76 0.1 undecidable manual P 250 25.2525 104 -0.04 98
IV.EL6.EHZ. 2012-10-18T16:26:30.44 0.3 undecidable manual S 267 10.5783 120 0.59 66
IV.CING.HHZ. 2012-10-18T16:26:28.04 0.3 undecidable manual S 326 5.4945 138 -0.4 71
IV.EL6.EHZ. 2012-10-18T16:26:28.33 0.1 positive manual P 267 10.5783 120 0.27 96
IV.CING.HHZ. 2012-10-18T16:26:27.13 0.1 positive manual P 326 5.4945 138 -0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHN. ML:1.0 0.0000564 0.14 AML other m 2012-10-18T16:26:37.27
IV.ARVD.HHE. ML:1.0 0.000048100000000000004 1.56 AML other m 2012-10-18T16:26:38.69
IV.ATBU.EHN. ML:1.6 0.00007939999999999999 0.7 AML other m 2012-10-18T16:26:46.92
IV.ATBU.EHE. ML:1.7 0.0001043 1.04 AML other m 2012-10-18T16:26:47.14
IV.CESI.HHN. ML:1.0 0.0000312 1.48 AML other m 2012-10-18T16:26:42.50
IV.CESI.HHE. ML:0.7 0.0000147 1.46 AML other m 2012-10-18T16:26:43.04
IV.FDMO.HHN. ML:1.1 0.000051500000000000005 0.74 AML other m 2012-10-18T16:26:38.26
IV.FDMO.HHE. ML:1.4 0.00009285000000000001 0.2 AML other m 2012-10-18T16:26:38.25
IV.FSSB.HHE. ML:1.4 0.00005605 1.56 AML other m 2012-10-18T16:26:46.89
IV.FSSB.HHN. ML:1.6 0.00009820000000000002 0.14 AML other m 2012-10-18T16:26:48.00
IV.SNTG.HHN. ML:1.5 0.00017999999999999998 0.16 AML other m 2012-10-18T16:26:35.09
IV.SNTG.HHE. ML:1.1 0.0000857 0.2 AML other m 2012-10-18T16:26:35.52
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