Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 20-09-2015 and time 12:05:17 (UTC) in region 2 km S Mercatello sul Metauro (PU)

A magnitude ML 2.1 earthquake occured in region: 2 km S Mercatello sul Metauro (PU), on

  • 20-09-2015 12:05:17 (UTC)
  • 20-09-2015 14:05:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6260, 12.3410 at 9 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.

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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
Mercatello sul Metauro PU 3 1378 1378
Borgo Pace PU 5 606 1984
Sant'Angelo in Vado PU 7 4133 6117
Apecchio PU 10 1882 7999
Sestino AR 10 1355 9354
Belforte all'Isauro PU 11 769 10123
Piandimeleto PU 13 2167 12290
Lunano PU 14 1527 13817
Piobbico PU 14 2029 15846
Peglio PU 15 696 16542
Badia Tedalda AR 15 1087 17629
Urbania PU 16 7099 24728
San Giustino PG 16 11297 36025
Frontino PU 16 293 36318
Sansepolcro AR 17 15884 52202
Carpegna PU 17 1674 53876

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Arezzo (99543 inhabitants)
52 Km SW of Rimini (147750 inhabitants)
56 Km SW of Pesaro (94582 inhabitants)
57 Km S of Cesena (96758 inhabitants)
58 Km N of Perugia (166134 inhabitants)
60 Km W of Fano (60888 inhabitants)
71 Km SE of Forlì (117913 inhabitants)
80 Km NW of Foligno (57155 inhabitants)
82 Km SE of Faenza (58541 inhabitants)
88 Km E of Siena (53903 inhabitants)
89 Km E of Firenze (382808 inhabitants)
89 Km S of Ravenna (159116 inhabitants)
94 Km E of Scandicci (50609 inhabitants)
95 Km W of Ancona (100861 inhabitants)
95 Km SE of Imola (69797 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 2.1 2015-09-20
12:05:17		 43.6263 12.3408 9 2016-02-19
13:21:47		 Bollettino Sismico Italiano INGV 23061461
Reviewed
Rev100 		ML 2.1 2015-09-20
12:05:17		 43.6193 12.34 10 2015-09-20
12:12:41		 Sala Sismica INGV-Roma 21491511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-09-20 12:05:17 ± 0.07
Latitude 43.6263 ± 0.0045
Longitude 12.3408 ± 0.0050
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 23061461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 479
Semi-minor axis of confidence ellipse (meter) 307
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 199
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.77611
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 19
Type of magnitude ML
Reference to an origin 21491511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-09-20 12:12:39

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 19
Type of magnitude ML
Reference to an origin 23061461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-01-13 09:48:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SL.LJU.BHZ. 2015-09-20T12:06:44.99 3.0 undecidable manual Sg 17.709999 0
IV.SBPO.HNZ. 2015-09-20T12:06:31.99 3.0 undecidable manual Sg 25.77 0
IV.TREG.HNZ. 2015-09-20T12:06:24.99 3.0 undecidable manual Sn 11.47 0
IV.TRIV.HHZ. 2015-09-20T12:06:08.99 3.0 undecidable manual Sg -4.4 0
IV.CET2.HHZ. 2015-09-20T12:05:53.49 3.0 undecidable manual Pn -9.99 0
IV.SNTG.HHZ. 2015-09-20T12:05:37.99 0.6 undecidable manual Sg 1.52 0.86
IV.ARVD.HHZ. 2015-09-20T12:05:34.38 0.1 undecidable manual S 106 50.3163 50 0.45 86
IV.FOSV.EHZ. 2015-09-20T12:05:34.63 0.1 undecidable manual S 137 50.0166 50 0.79 76
IV.ATTE.HHZ. 2015-09-20T12:05:33.10 0.1 undecidable manual S 179 47.5191 50 -0.08 93
IV.CAFI.HHZ. 2015-09-20T12:05:32.57 0.1 undecidable manual S 223 44.7219 50 0.15 92
IV.CSNT.HHZ. 2015-09-20T12:05:32.80 0.6 undecidable manual P 259 86.1471 50 0.23 42
IV.SSFR.HHZ. 2015-09-20T12:05:31.52 0.1 undecidable manual S 121 41.3253 50 0 96
IV.EL6.EHZ. 2015-09-20T12:05:30.39 1.0 undecidable manual P 118 69.5748 50 0.38 21
IV.MPAG.EHZ. 2015-09-20T12:05:29.36 0.1 undecidable manual S 89 33.6441 50 -0.11 95
IV.ATMI.HHZ. 2015-09-20T12:05:29.20 0.1 undecidable manual S 190 32.9448 50 -0.09 96
IV.ATVO.HHZ. 2015-09-20T12:05:28.05 0.1 undecidable manual S 169 27.6501 109 0.29 92
IV.CRE.HHZ. 2015-09-20T12:05:28.72 0.1 undecidable manual S 269 31.2465 50 -0.12 95
IV.FOSV.EHZ. 2015-09-20T12:05:27.03 0.1 undecidable manual P 137 50.0166 50 0.04 94
IV.PESA.HHZ. 2015-09-20T12:05:27.84 0.1 undecidable manual P 49 53.1024 50 0.37 87
IV.ATTE.HHZ. 2015-09-20T12:05:26.45 0.1 undecidable manual P 179 47.5191 50 -0.17 92
IV.SSP9.EHZ. 2015-09-20T12:05:26.08 0.3 undecidable manual S 251 17.7711 118 1.46 43
IV.ARVD.HHZ. 2015-09-20T12:05:26.96 0.1 undecidable manual P 106 50.3163 50 -0.09 93
IV.SFI.EHZ. 2015-09-20T12:05:26.96 0.1 undecidable manual P 308 50.2164 50 -0.06 93
IV.CAFI.HHZ. 2015-09-20T12:05:26.07 0.1 undecidable manual P 223 44.7219 50 -0.1 93
IV.SSFR.HHZ. 2015-09-20T12:05:25.40 0.3 undecidable manual P 121 41.3253 50 -0.25 68
IV.LIK.EHZ.01 2015-09-20T12:05:25.85 3.0 negative manual Pn -9.99 0
IV.ATPI.EHZ. 2015-09-20T12:05:25.50 0.1 undecidable manual S 166 20.0688 115 0.16 96
IV.PIEI.HHZ. 2015-09-20T12:05:24.42 0.1 undecidable manual S 123 18.5703 117 -0.43 91
IV.ATFO.HHZ. 2015-09-20T12:05:24.29 0.3 undecidable manual P 147 34.2435 50 -0.28 69
IV.FRON.EHZ. 2015-09-20T12:05:24.00 0.1 undecidable manual P 111 33.2445 50 -0.41 89
IV.MPAG.EHZ. 2015-09-20T12:05:24.31 0.3 positive manual P 89 33.6441 50 -0.16 71
IV.ATMI.HHZ. 2015-09-20T12:05:24.15 0.3 undecidable manual P 190 32.9448 50 -0.22 70
IV.CRE.HHZ. 2015-09-20T12:05:23.78 0.1 undecidable manual P 269 31.2465 50 -0.32 91
IV.BADI.EHZ. 2015-09-20T12:05:23.66 0.1 undecidable manual S 211 15.0738 122 -0.14 98
IV.ATVO.HHZ. 2015-09-20T12:05:23.21 0.3 undecidable manual P 169 27.6501 109 -0.27 70
IV.CPGN.EHZ. 2015-09-20T12:05:22.58 0.1 undecidable manual P 355 19.4694 116 0.61 86
IV.APEC.HHZ. 2015-09-20T12:05:22.48 0.1 undecidable manual S 140 9.879 133 0.13 99
IV.ATPI.EHZ. 2015-09-20T12:05:22.05 0.1 undecidable manual P 166 20.0688 115 -0.04 99
IV.BADI.EHZ. 2015-09-20T12:05:21.22 0.1 undecidable manual P 211 15.0738 122 0.02 100
IV.PARC.HHZ. 2015-09-20T12:05:21.70 0.1 undecidable manual S 287 8.5803 137 -0.34 95
IV.PIEI.HHZ. 2015-09-20T12:05:21.52 0.3 undecidable manual P 123 18.5703 117 -0.29 71
IV.SSP9.EHZ. 2015-09-20T12:05:21.69 0.1 undecidable manual P 251 17.7711 118 0.02 100
IV.PARC.HHZ. 2015-09-20T12:05:20.04 0.1 undecidable manual P 287 8.5803 137 -0.14 99
IV.APEC.HHZ. 2015-09-20T12:05:20.44 0.1 undecidable manual P 140 9.879 133 0.08 100
IV.CESX.HHZ. 2015-09-20T12:05:19.71 3.0 undecidable manual P -8.39 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:2.3 0.002845 0.4 AML other m 2015-09-20T12:05:24.82
IV.APEC.HNE. ML:1.6 0.0005655 0.3 AML other m 2015-09-20T12:05:24.97
IV.APEC.HHE. ML:2.2 0.002215 0.32 AML other m 2015-09-20T12:05:27.28
IV.APEC.HNN. ML:2.5 0.00449 0.96 AML other m 2015-09-20T12:05:38.96
IV.ARVD.HHE. ML:1.9 0.00020850000000000003 0.58 AML other m 2015-09-20T12:05:36.01
IV.ARVD.HHN. ML:1.9 0.0002055 0.42 AML other m 2015-09-20T12:05:35.60
IV.ATFO.HHE. ML:2.0 0.0004055 0.48 AML other m 2015-09-20T12:05:34.38
IV.ATFO.HHN. ML:1.9 0.00034950000000000004 0.2 AML other m 2015-09-20T12:05:30.53
IV.ATMI.HHE. ML:2.3 0.000857 0.24 AML other m 2015-09-20T12:05:30.41
IV.ATMI.HHN. ML:2.3 0.0008160000000000001 1.4 AML other m 2015-09-20T12:05:30.51
IV.ATPI.EHN. ML:2.1 0.0010015 0.36 AML other m 2015-09-20T12:05:31.34
IV.ATPI.EHE. ML:2.1 0.00087 1.04 AML other m 2015-09-20T12:05:31.90
IV.ATTE.HHE. ML:1.9 0.000224 0.42 AML other m 2015-09-20T12:05:34.65
IV.ATTE.HHN. ML:1.9 0.00021799999999999999 0.96 AML other m 2015-09-20T12:05:34.83
IV.ATVO.HHN. ML:2.2 0.0008354999999999999 0.34 AML other m 2015-09-20T12:05:28.41
IV.ATVO.HHE. ML:2.4 0.0014025 0.44 AML other m 2015-09-20T12:05:28.54
IV.BADI.EHN. ML:2.4 0.00237 0.16 AML other m 2015-09-20T12:05:24.30
IV.BADI.EHE. ML:2.5 0.0029050000000000005 0.3 AML other m 2015-09-20T12:05:26.75
IV.CAFI.HHE. ML:1.7 0.00015350000000000002 1.14 AML other m 2015-09-20T12:05:37.43
IV.CAFI.HHN. ML:1.8 0.000199 0.32 AML other m 2015-09-20T12:05:33.81
IV.CRE.HHE. ML:1.8 0.00028700000000000004 0.6 AML other m 2015-09-20T12:05:30.48
IV.CRE.HHN. ML:2.0 0.0005325 0.24 AML other m 2015-09-20T12:05:29.57
IV.CSNT.HHE. ML:1.6 0.00005165 0.92 AML other m 2015-09-20T12:05:49.85
IV.CSNT.HHN. ML:1.7 0.00006500000000000001 0.46 AML other m 2015-09-20T12:05:50.93
IV.FOSV.EHE. ML:1.8 0.0001605 0.42 AML other m 2015-09-20T12:05:37.64
IV.FOSV.EHN. ML:1.8 0.00014749999999999998 0.66 AML other m 2015-09-20T12:05:39.28
IV.FRON.EHN. ML:2.1 0.0005420000000000001 1.26 AML other m 2015-09-20T12:05:30.74
IV.FRON.EHE. ML:1.8 0.000277 0.12 AML other m 2015-09-20T12:05:30.25
IV.MPAG.EHN. ML:2.0 0.0003885 0.84 AML other m 2015-09-20T12:05:29.60
IV.MPAG.EHE. ML:2.0 0.000427 0.32 AML other m 2015-09-20T12:05:30.32
IV.PARC.HHN. ML:2.5 0.0046099999999999995 0.22 AML other m 2015-09-20T12:05:21.93
IV.PARC.HHE. ML:2.3 0.0028799999999999997 0.24 AML other m 2015-09-20T12:05:21.96
IV.PIEI.HHE. ML:2.4 0.001945 0.3 AML other m 2015-09-20T12:05:24.93
IV.PIEI.HHN. ML:2.0 0.0009405000000000001 0.12 AML other m 2015-09-20T12:05:24.64
IV.SFI.EHE. ML:1.6 0.0001095 0.4 AML other m 2015-09-20T12:05:34.86
IV.SFI.EHN. ML:1.6 0.0001014 0.52 AML other m 2015-09-20T12:05:42.07
IV.SSFR.HNE. ML:2.6 0.00147 0.14 AML other m 2015-09-20T12:05:32.97
IV.SSFR.HNN. ML:2.6 0.001315 1.08 AML other m 2015-09-20T12:05:33.05
IV.SSFR.HHE. ML:2.6 0.0012025 0.92 AML other m 2015-09-20T12:05:32.97
IV.SSFR.HHN. ML:2.4 0.000923 0.24 AML other m 2015-09-20T12:05:32.51
IV.SSP9.EHE. ML:1.8 0.000605 0.62 AML other m 2015-09-20T12:05:28.49
IV.SSP9.EHN. ML:2.0 0.00079 0.48 AML other m 2015-09-20T12:05:28.90
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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