Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 23-09-2012 and time 18:38:01 (Italy) in region 4 km W Serravalle di Chienti (MC)

A magnitude ML 2.0 earthquake occured in region: 4 km W Serravalle di Chienti (MC), on

  • 23-09-2012 16:38:01 (UTC)
  • 23-09-2012 18:38:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0820, 12.9070 at 16 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Serravalle di Chienti MC 4 1070 1070
Sefro MC 8 422 1492
Nocera Umbra PG 10 5839 7331
Muccia MC 11 915 8246
Fiuminata MC 12 1402 9648
Pieve Torina MC 12 1458 11106
Monte Cavallo MC 13 145 11251
Valtopina PG 13 1398 12649
Pioraco MC 13 1134 13783
Camerino MC 14 6974 20757
Pievebovigliana MC 15 866 21623
Fiordimonte MC 16 202 21825
Castelraimondo MC 19 4587 26412
Esanatoglia MC 19 2034 28446
Gualdo Tadino PG 19 15208 43654

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Foligno (57155 inhabitants)
42 Km E of Perugia (166134 inhabitants)
62 Km NE of Terni (111501 inhabitants)
78 Km SW of Ancona (100861 inhabitants)
80 Km NW of Teramo (54892 inhabitants)
85 Km S of Fano (60888 inhabitants)
91 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Pesaro (94582 inhabitants)
93 Km E of Arezzo (99543 inhabitants)
99 Km NE of Viterbo (67173 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 2.0 2012-09-23
16:38:01		 43.0838 12.9045 17 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 2220051
Bulletin
Rev1000 		ML 2.0 2012-09-23
16:38:01		 43.0823 12.9067 16 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV 2952951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-09-23 16:38:01 ± 0.05
Latitude 43.0823 ± 0.0027
Longitude 12.9067 ± 0.0037
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 2952951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 320
Semi-minor axis of confidence ellipse (meter) 96
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 60
Number of defining phases 60
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.07105
Epicentral distance of station farthest from the epicenter (degree) 0.83457
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 37
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 29
Type of magnitude ML
Reference to an origin 2952951
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:44:37

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 58
Type of magnitude ML
Reference to an origin 2220051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-09-23 16:47:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2012-09-23T16:38:22.05 1.0 undecidable manual S 336 64.2912 95 0.8 18
IV.MPAG.EHZ. 2012-09-23T16:38:21.00 0.3 undecidable manual S 349 61.7937 95 0.4 64
IV.ATBU.EHZ. 2012-09-23T16:38:19.23 0.6 undecidable manual S 327 52.4031 97 1.14 32
IV.PIEI.HHZ. 2012-09-23T16:38:19.96 0.6 undecidable manual S 329 58.5969 96 0.23 44
IV.LNSS.HHZ. 2012-09-23T16:38:18.85 0.6 undecidable manual S 168 54.3012 96 0.25 44
IV.CPGN.EHZ. 2012-09-23T16:38:18.08 0.6 undecidable manual P 330 92.6406 93 0.78 35
IV.FIAM.HHZ. 2012-09-23T16:38:17.17 0.6 undecidable manual P 169 91.9413 93 -0.02 43
IV.ATTE.HHZ. 2012-09-23T16:38:17.03 0.6 undecidable manual S 286 46.5201 98 0.48 43
IV.FRON.EHZ. 2012-09-23T16:38:17.88 0.3 undecidable manual S 343 50.5161 97 0.29 67
IV.ARVD.HHZ. 2012-09-23T16:38:16.56 0.6 undecidable manual S 3 46.2204 98 0.1 47
IV.AOI.HHZ. 2012-09-23T16:38:15.13 0.3 undecidable manual P 47 76.4679 94 0.32 63
IV.CAFI.HHZ. 2012-09-23T16:38:15.74 0.6 undecidable manual P 290 80.8635 94 0.26 42
IV.BADI.EHZ. 2012-09-23T16:38:14.25 0.3 undecidable manual P 312 71.4729 95 0.21 65
IV.CING.HHZ. 2012-09-23T16:38:14.98 0.6 undecidable manual S 36 40.0266 100 0.15 47
IV.PE3.EHZ. 2012-09-23T16:38:14.84 0.6 undecidable manual P 334 75.6687 94 0.15 44
IV.CAMP.HHZ. 2012-09-23T16:38:14.04 0.3 undecidable manual P 146 73.1712 94 -0.26 64
IV.GUMA.HHZ. 2012-09-23T16:38:14.31 0.6 undecidable manual S 93 34.8429 102 0.85 38
IV.TERO.HHZ. 2012-09-23T16:38:14.56 0.3 undecidable manual P 132 76.2681 94 -0.22 64
IV.SSFR.HHZ. 2012-09-23T16:38:14.94 0.6 undecidable manual S 346 40.5261 99 -0.02 48
IV.MGAB.HHZ. 2012-09-23T16:38:13.47 0.3 undecidable manual P 254 67.1772 95 0.09 67
IV.SMA1.EHZ. 2012-09-23T16:38:12.46 0.1 negative manual P 145 61.0944 96 0.02 92
IV.EL6.EHZ. 2012-09-23T16:38:12.70 0.6 undecidable manual S 30 31.6461 104 0.07 48
IV.NRCA.HHZ. 2012-09-23T16:38:12.85 0.6 undecidable manual S 148 32.3454 103 0.04 48
IV.NARO.HHZ. 2012-09-23T16:38:12.53 0.3 undecidable manual P 336 64.2912 95 -0.41 63
IV.MPAG.EHZ. 2012-09-23T16:38:12.28 0.1 undecidable manual P 349 61.7937 95 -0.28 87
IV.ATPI.EHZ. 2012-09-23T16:38:11.94 0.3 negative manual P 315 57.6978 96 0.01 69
IV.ATBU.EHZ. 2012-09-23T16:38:11.09 0.1 undecidable manual P 327 52.4031 97 -0.02 93
IV.PIEI.HHZ. 2012-09-23T16:38:11.69 0.1 undecidable manual P 329 58.5969 96 -0.37 86
IV.LNSS.HHZ. 2012-09-23T16:38:11.24 0.1 undecidable manual P 168 54.3012 96 -0.17 91
IV.ATPC.HHZ. 2012-09-23T16:38:11.80 0.1 negative manual P 321 57.1983 96 -0.05 92
IV.ATVA.EHZ. 2012-09-23T16:38:11.54 0.1 undecidable manual P 294 54.8007 96 0.06 92
IV.ATCC.EHZ. 2012-09-23T16:38:11.02 0.6 undecidable manual S 298 24.4533 110 0.23 47
IV.ATTE.HHZ. 2012-09-23T16:38:10.14 0.3 undecidable manual P 286 46.5201 98 -0.09 70
IV.FRON.EHZ. 2012-09-23T16:38:10.41 0.1 undecidable manual P 343 50.5161 97 -0.41 86
IV.ATVO.HHZ. 2012-09-23T16:38:10.95 0.1 negative manual P 310 52.3032 97 -0.16 91
IV.GAG1.HNZ. 2012-09-23T16:38:10.43 0.6 undecidable manual S 37 21.6672 114 0.34 47
IV.FEMA.HNZ. 2012-09-23T16:38:09.50 0.6 undecidable manual S 139 17.6712 120 0.35 47
IV.ASSB.HHZ. 2012-09-23T16:38:09.77 0.6 undecidable manual S 258 20.5683 115 -0.06 49
IV.CING.HHZ. 2012-09-23T16:38:09.10 0.1 positive manual P 36 40.0266 100 -0.13 93
IV.ARVD.HHZ. 2012-09-23T16:38:09.86 0.1 undecidable manual P 3 46.2204 98 -0.31 89
IV.SNTG.HHZ. 2012-09-23T16:38:09.33 0.6 undecidable manual S 8 19.3695 117 -0.22 47
IV.GUMA.HHZ. 2012-09-23T16:38:08.67 0.1 positive manual P 93 34.8429 102 0.23 92
IV.SSFR.HHZ. 2012-09-23T16:38:08.88 0.1 undecidable manual P 346 40.5261 99 -0.43 88
IV.FDMO.HHZ. 2012-09-23T16:38:08.69 0.6 undecidable manual S 109 15.4734 125 0.03 50
IV.CESI.HHZ. 2012-09-23T16:38:07.57 0.3 undecidable manual S 181 8.5803 145 0.21 73
IV.FIU1.HNZ. 2012-09-23T16:38:07.76 0.6 undecidable manual S 10 11.9769 135 -0.18 48
IV.EL6.EHZ. 2012-09-23T16:38:07.84 0.1 undecidable manual P 30 31.6461 104 -0.12 95
IV.PIO1.HNZ. 2012-09-23T16:38:07.90 0.6 undecidable manual S 30 12.3765 133 -0.11 49
IV.NRCA.HHZ. 2012-09-23T16:38:07.94 0.1 negative manual P 148 32.3454 103 -0.13 95
IV.SEF1.HNZ. 2012-09-23T16:38:07.24 0.6 undecidable manual S 25 7.881 148 -0.02 50
IV.GAG1.HNZ. 2012-09-23T16:38:06.57 0.1 undecidable manual P 37 21.6672 114 0.07 98
IV.ATCC.EHZ. 2012-09-23T16:38:06.87 0.1 negative manual P 298 24.4533 110 -0.02 98
IV.FEMA.HNZ. 2012-09-23T16:38:06.05 0.1 undecidable manual P 139 17.6712 120 0.1 98
IV.ASSB.HHZ. 2012-09-23T16:38:06.28 0.1 negative manual P 258 20.5683 115 -0.06 98
IV.FDMO.HHZ. 2012-09-23T16:38:05.66 0.1 positive manual P 109 15.4734 125 -0.01 100
IV.PIO1.HNZ. 2012-09-23T16:38:05.19 0.3 undecidable manual P 30 12.3765 133 -0.1 74
IV.SNTG.HHZ. 2012-09-23T16:38:05.93 0.1 negative manual P 8 19.3695 117 -0.25 94
IV.CESI.HHZ. 2012-09-23T16:38:05.04 0.1 undecidable manual P 181 8.5803 145 0.12 99
IV.FIU1.HNZ. 2012-09-23T16:38:05.13 0.1 undecidable manual P 10 11.9769 135 -0.12 98
IV.SEF1.HNZ. 2012-09-23T16:38:04.81 0.1 undecidable manual P 25 7.881 148 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHE. ML:1.9 0.0002035 1.38 AML other m 2012-09-23T16:38:17.21
IV.ARVD.HHN. ML:1.9 0.0002185 0.6 AML other m 2012-09-23T16:38:17.54
IV.ASSB.HHE. ML:2.2 0.001062 0.22 AML other m 2012-09-23T16:38:10.34
IV.ASSB.HHN. ML:2.5 0.0017800000000000001 0.5 AML other m 2012-09-23T16:38:10.53
IV.ATBU.EHN. ML:2.3 0.000468 0.38 AML other m 2012-09-23T16:38:20.27
IV.ATBU.EHE. ML:2.1 0.000315 0.38 AML other m 2012-09-23T16:38:20.28
IV.ATCC.EHE. ML:2.3 0.0010834999999999998 0.62 AML other m 2012-09-23T16:38:11.56
IV.ATCC.EHN. ML:2.1 0.0007379999999999999 0.38 AML other m 2012-09-23T16:38:11.82
IV.ATMI.HHE. ML:1.8 0.00011899999999999999 0.4 AML other m 2012-09-23T16:38:22.08
IV.ATMI.HHN. ML:1.9 0.000152 0.4 AML other m 2012-09-23T16:38:25.78
IV.ATPC.HHE. ML:1.9 0.0001705 0.2 AML other m 2012-09-23T16:38:25.67
IV.ATPC.HHN. ML:2.0 0.0001875 0.58 AML other m 2012-09-23T16:38:23.08
IV.ATTE.HHN. ML:1.6 0.00009865 0.24 AML other m 2012-09-23T16:38:17.87
IV.ATTE.HHE. ML:1.5 0.0000862 0.46 AML other m 2012-09-23T16:38:21.89
IV.ATVA.EHE. ML:1.4 0.0000634 0.68 AML other m 2012-09-23T16:38:20.76
IV.ATVA.EHN. ML:1.5 0.00007400000000000001 0.76 AML other m 2012-09-23T16:38:20.28
IV.ATVO.HHE. ML:1.6 0.0000866 0.98 AML other m 2012-09-23T16:38:21.59
IV.ATVO.HHN. ML:1.6 0.00009085 0.26 AML other m 2012-09-23T16:38:19.26
IV.CAFI.HHN. ML:1.4 0.000030449999999999998 1.1 AML other m 2012-09-23T16:38:27.28
IV.CAFI.HHE. ML:1.5 0.000042300000000000005 0.6 AML other m 2012-09-23T16:38:28.80
IV.CESI.HHN. ML:2.0 0.0009395 0.34 AML other m 2012-09-23T16:38:07.71
IV.CESI.HHE. ML:1.6 0.00042699999999999997 0.24 AML other m 2012-09-23T16:38:07.93
IV.CING.HHN. ML:2.2 0.00046950000000000003 0.36 AML other m 2012-09-23T16:38:15.42
IV.CING.HHE. ML:2.0 0.0003175 0.2 AML other m 2012-09-23T16:38:15.88
IV.EL6.EHE. ML:2.6 0.0014749999999999997 0.74 AML other m 2012-09-23T16:38:13.34
IV.EL6.EHN. ML:2.3 0.000844 0.5 AML other m 2012-09-23T16:38:13.85
IV.FDMO.HHE. ML:2.0 0.0008215 0.1 AML other m 2012-09-23T16:38:09.10
IV.FDMO.HHN. ML:2.0 0.0006770000000000001 0.1 AML other m 2012-09-23T16:38:09.32
IV.FIAM.HHN. ML:1.7 0.00005075 0.68 AML other m 2012-09-23T16:38:30.10
IV.FIAM.HHE. ML:1.7 0.0000592 0.84 AML other m 2012-09-23T16:38:30.94
IV.FRON.EHN. ML:1.9 0.00020950000000000002 0.68 AML other m 2012-09-23T16:38:18.89
IV.FRON.EHE. ML:1.8 0.00014 0.5 AML other m 2012-09-23T16:38:18.53
IV.GUMA.HHN. ML:2.3 0.0007125 0.18 AML other m 2012-09-23T16:38:14.62
IV.GUMA.HHE. ML:2.3 0.000743 0.32 AML other m 2012-09-23T16:38:15.97
IV.LNSS.HHE. ML:2.4 0.0005235000000000001 0.7 AML other m 2012-09-23T16:38:19.58
IV.LNSS.HHN. ML:2.3 0.000496 0.9 AML other m 2012-09-23T16:38:19.67
IV.MGAB.HHN. ML:1.9 0.00013350000000000002 0.38 AML other m 2012-09-23T16:38:24.16
IV.MGAB.HHE. ML:1.9 0.000126 0.72 AML other m 2012-09-23T16:38:24.70
IV.MPAG.EHE. ML:1.9 0.00014250000000000002 0.38 AML other m 2012-09-23T16:38:22.57
IV.MPAG.EHN. ML:1.7 0.00009695 0.88 AML other m 2012-09-23T16:38:23.08
IV.NARO.HHE. ML:1.6 0.0000781 0.72 AML other m 2012-09-23T16:38:23.26
IV.NARO.HHN. ML:1.4 0.000043299999999999995 1.14 AML other m 2012-09-23T16:38:26.73
IV.NRCA.HHE. ML:2.2 0.0006639999999999999 0.22 AML other m 2012-09-23T16:38:13.88
IV.NRCA.HHN. ML:2.4 0.00106 0.48 AML other m 2012-09-23T16:38:13.35
IV.PE3.EHE. ML:2.1 0.000175 0.48 AML other m 2012-09-23T16:38:26.80
IV.PE3.EHN. ML:2.0 0.00016549999999999998 0.4 AML other m 2012-09-23T16:38:32.69
IV.PIEI.HHN. ML:1.8 0.00011850000000000001 0.68 AML other m 2012-09-23T16:38:20.68
IV.PIEI.HHE. ML:2.0 0.00018449999999999999 0.78 AML other m 2012-09-23T16:38:20.99
IV.SEF1.HNE. ML:2.7 0.00542 0.2 AML other m 2012-09-23T16:38:07.40
IV.SEF1.HNN. ML:2.7 0.00489 0.2 AML other m 2012-09-23T16:38:07.53
IV.SMA1.EHN. ML:1.8 0.00013900000000000002 0.22 AML other m 2012-09-23T16:38:25.97
IV.SMA1.EHE. ML:2.0 0.0001895 1.32 AML other m 2012-09-23T16:38:23.96
IV.SNTG.HHN. ML:2.2 0.0009285 0.52 AML other m 2012-09-23T16:38:09.54
IV.SNTG.HHE. ML:2.2 0.0010500000000000002 0.3 AML other m 2012-09-23T16:38:09.64
IV.SSFR.HHN. ML:2.2 0.000504 0.28 AML other m 2012-09-23T16:38:15.62
IV.SSFR.HHE. ML:2.4 0.000818 0.16 AML other m 2012-09-23T16:38:16.35
IV.TERO.HHN. ML:1.5 0.000045350000000000005 0.28 AML other m 2012-09-23T16:38:27.56
IV.TERO.HHE. ML:1.4 0.0000322 0.28 AML other m 2012-09-23T16:38:28.42
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
Waveforms Seismic signals in miniseed + resp format Download