Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 21-11-2015 and time 15:40:28 (Italy) in region 1 km NW Frontone (PU)

A magnitude ML 2.4 earthquake occured in region: 1 km NW Frontone (PU), on

  • 21-11-2015 14:40:28 (UTC)
  • 21-11-2015 15:40:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5220, 12.7300 at 48 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
Frontone PU 1 1300 1300
Serra Sant'Abbondio PU 5 1027 2327
Cagli PU 7 8731 11058
Cantiano PU 10 2245 13303
Pergola PU 10 6333 19636
Acqualagna PU 12 4393 24029
Scheggia e Pascelupo PG 14 1393 25422
Sassoferrato AN 14 7285 32707
Arcevia AN 17 4612 37319
Costacciaro PG 18 1216 38535
Fratte Rosa PU 19 966 39501
Fermignano PU 19 8596 48097
Piobbico PU 19 2029 50126
Genga AN 20 1797 51923
San Lorenzo in Campo PU 20 3414 55337
Fossombrone PU 20 9575 64912

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km SW of Fano (60888 inhabitants)
46 Km SW of Pesaro (94582 inhabitants)
54 Km NE of Perugia (166134 inhabitants)
62 Km S of Rimini (147750 inhabitants)
63 Km N of Foligno (57155 inhabitants)
65 Km W of Ancona (100861 inhabitants)
69 Km E of Arezzo (99543 inhabitants)
79 Km SE of Cesena (96758 inhabitants)
96 Km SE of Forlì (117913 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 2.4 2015-11-21
14:40:28		 43.5218 12.7298 48 2016-02-19
13:22:41		 Bollettino Sismico Italiano INGV 22875141
Reviewed
Rev100 		ML 2.4 2015-11-21
14:40:28		 43.5135 12.7528 47 2015-11-21
15:01:09		 Sala Sismica INGV-Roma 22374561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-11-21 14:40:28 ± 0.13
Latitude 43.5218 ± 0.0054
Longitude 12.7298 ± 0.0087
Depth (km) 48 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 22875141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 729
Semi-minor axis of confidence ellipse (meter) 193
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 63
Number of defining phases 63
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00540
Epicentral distance of station farthest from the epicenter (degree) 0.91911
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 25
Type of magnitude ML
Reference to an origin 22875141
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-01-22 15:37:59

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 19
Type of magnitude ML
Reference to an origin 22374561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-11-21 15:01:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESX.HHZ. 2015-11-21T14:40:58.47 0.1 undecidable manual S 187 102.0201 100 0.36 80
IV.MGAB.HHZ. 2015-11-21T14:40:54.19 0.1 undecidable manual S 217 84.0492 103 -0.12 87
IV.GUMA.HHZ. 2015-11-21T14:40:52.33 0.3 undecidable manual S 136 70.5738 108 0.8 54
IV.FDMO.HHZ. 2015-11-21T14:40:50.47 0.1 undecidable manual S 152 61.0944 113 0.86 71
IV.CSP1.EHZ. 2015-11-21T14:40:50.24 0.3 undecidable manual S 141 61.1943 113 0.61 59
IV.CAFI.HHZ. 2015-11-21T14:40:50.16 0.1 undecidable manual S 251 65.0904 111 -0.25 87
IV.CRE.HHZ. 2015-11-21T14:40:50.92 0.1 undecidable manual S 280 63.492 111 0.85 73
IV.CESI.HHZ. 2015-11-21T14:40:49.58 0.1 undecidable manual S 166 59.0964 114 0.38 86
IV.PESA.HHZ. 2015-11-21T14:40:47.84 0.1 undecidable manual S 11 47.3193 122 0.87 73
IV.BADI.EHZ. 2015-11-21T14:40:46.09 0.3 undecidable manual S 268 39.0276 130 0.56 64
IV.MURB.HHZ. 2015-11-21T14:40:45.10 0.3 undecidable manual S 210 33.1446 136 0.51 66
IV.ATCC.EHZ. 2015-11-21T14:40:45.99 0.1 undecidable manual S 191 38.0286 131 0.63 83
IV.CESX.HHZ. 2015-11-21T14:40:45.52 0.1 undecidable manual P 187 102.0201 100 -0.16 83
IV.BAT3.EHZ. 2015-11-21T14:40:44.79 0.6 undecidable manual S 243 28.9488 140 0.8 40
IV.ATPI.EHZ. 2015-11-21T14:40:44.18 0.3 undecidable manual S 253 27.5502 142 0.38 69
IV.BAT1.EHZ. 2015-11-21T14:40:44.28 0.6 undecidable manual S 237 28.3494 141 0.38 46
IV.SNTG.HHZ. 2015-11-21T14:40:44.66 0.1 undecidable manual S 150 34.1436 135 -0.08 97
IV.COR1.EHZ. 2015-11-21T14:40:44.05 0.3 undecidable manual S 61 24.9528 145 0.59 64
IV.ATVO.HHZ. 2015-11-21T14:40:44.56 0.1 undecidable manual S 239 30.2475 139 0.38 91
IV.MGAB.HHZ. 2015-11-21T14:40:43.40 0.1 undecidable manual P 217 84.0492 103 -0.09 87
IV.FSSB.HHZ. 2015-11-21T14:40:43.00 0.1 undecidable manual S 11 19.3695 152 0.16 97
IV.ATPC.HHZ. 2015-11-21T14:40:43.51 0.6 undecidable manual S 258 22.4553 148 0.34 47
IV.APEC.HHZ. 2015-11-21T14:40:43.79 0.1 undecidable manual S 279 25.2525 145 0.29 94
IV.NRCA.HHZ. 2015-11-21T14:40:43.24 0.3 undecidable manual P 158 82.4508 104 -0.06 66
IV.PE3.EHZ. 2015-11-21T14:40:43.30 0.3 undecidable manual S 316 26.9508 143 -0.41 68
IV.ATBU.EHZ. 2015-11-21T14:40:42.63 0.6 undecidable manual S 251 15.4734 158 0.14 49
IV.FOSV.EHZ. 2015-11-21T14:40:42.92 0.3 undecidable manual S 174 25.3524 145 -0.59 65
IV.MPAG.EHZ. 2015-11-21T14:40:42.15 0.1 undecidable manual S 11 12.1767 162 -0.09 100
IV.GUMA.HHZ. 2015-11-21T14:40:42.39 0.1 undecidable manual P 136 70.5738 108 0.51 81
IV.ARVD.HHZ. 2015-11-21T14:40:42.30 0.1 undecidable manual S 99 17.2716 155 -0.34 94
IV.MOMA.HHZ. 2015-11-21T14:40:42.80 0.1 undecidable manual P 189 81.0522 104 -0.33 84
IV.ATFO.HHZ. 2015-11-21T14:40:42.95 0.1 undecidable manual S 217 21.4674 150 -0.11 98
IV.SSFR.HNZ. 2015-11-21T14:40:41.73 0.1 undecidable manual S 156 10.3785 165 -0.4 94
IV.CRE.HHZ. 2015-11-21T14:40:41.28 0.1 undecidable manual P 280 63.492 111 0.24 88
IV.ATSC.EHZ. 2015-11-21T14:40:41.82 0.6 undecidable manual S 198 11.3775 163 -0.37 47
IV.FRON.EHZ. 2015-11-21T14:40:41.57 0.1 undecidable manual S 215 0.5994 179 -0.26 98
IV.CAFI.HHZ. 2015-11-21T14:40:41.02 0.1 undecidable manual P 251 65.0904 111 -0.22 88
IV.CESI.HHZ. 2015-11-21T14:40:40.12 0.1 undecidable manual P 166 59.0964 114 -0.42 86
IV.FDMO.HHZ. 2015-11-21T14:40:40.53 0.1 undecidable manual P 152 61.0944 113 -0.24 89
IV.CSP1.EHZ. 2015-11-21T14:40:40.91 0.1 undecidable manual P 141 61.1943 113 0.12 90
IV.PESA.HHZ. 2015-11-21T14:40:39.55 0.1 undecidable manual P 11 47.3193 122 0.3 89
IV.CPGN.EHZ. 2015-11-21T14:40:39.51 0.1 undecidable manual P 313 45.1215 124 0.49 86
IV.BADI.EHZ. 2015-11-21T14:40:38.76 0.1 undecidable manual P 268 39.0276 130 0.34 90
IV.ATCC.EHZ. 2015-11-21T14:40:38.12 0.1 undecidable manual P 191 38.0286 131 -0.2 93
IV.COR1.EHZ. 2015-11-21T14:40:37.78 0.1 undecidable manual P 61 24.9528 145 0.55 87
IV.PE3.EHZ. 2015-11-21T14:40:37.10 0.1 undecidable manual P 316 26.9508 143 -0.27 94
IV.ATVO.HHZ. 2015-11-21T14:40:37.59 0.1 negative manual P 239 30.2475 139 -0.05 97
IV.BAT3.EHZ. 2015-11-21T14:40:37.44 0.1 undecidable manual P 243 28.9488 140 -0.09 97
IV.ATPI.EHZ. 2015-11-21T14:40:37.30 0.3 undecidable manual P 253 27.5502 142 -0.12 72
IV.MURB.HHZ. 2015-11-21T14:40:37.99 0.1 undecidable manual P 210 33.1446 136 0.11 96
IV.BAT1.EHZ. 2015-11-21T14:40:37.33 0.1 undecidable manual P 237 28.3494 141 -0.15 96
IV.SNTG.HHZ. 2015-11-21T14:40:37.53 0.1 undecidable manual P 150 34.1436 135 -0.43 90
IV.ARVD.HHZ. 2015-11-21T14:40:36.35 0.1 undecidable manual P 99 17.2716 155 -0.4 93
IV.APEC.HHZ. 2015-11-21T14:40:36.99 0.1 undecidable manual P 279 25.2525 145 -0.26 94
IV.ATFO.HHZ. 2015-11-21T14:40:36.55 0.1 undecidable manual P 217 21.4674 150 -0.44 91
IV.ATBU.EHZ. 2015-11-21T14:40:36.30 0.1 undecidable manual P 251 15.4734 158 -0.36 94
IV.FOSV.EHZ. 2015-11-21T14:40:36.64 0.1 undecidable manual P 174 25.3524 145 -0.61 86
IV.MPAG.EHZ. 2015-11-21T14:40:36.12 0.1 undecidable manual P 11 12.1767 162 -0.4 94
IV.FSSB.HHZ. 2015-11-21T14:40:36.68 0.1 undecidable manual P 11 19.3695 152 -0.19 97
IV.ATPC.HHZ. 2015-11-21T14:40:36.74 0.3 undecidable manual P 258 22.4553 148 -0.32 70
IV.ATSC.EHZ. 2015-11-21T14:40:35.87 0.1 undecidable manual P 198 11.3775 163 -0.62 88
IV.FRON.EHZ. 2015-11-21T14:40:35.81 0.1 undecidable manual P 215 0.5994 179 -0.48 94
IV.SSFR.HNZ. 2015-11-21T14:40:35.93 0.1 undecidable manual P 156 10.3785 165 -0.53 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHE. ML:2.3 0.000469 0.48 AML other m 2015-11-21T14:40:44.00
IV.APEC.HHN. ML:2.3 0.000486 0.88 AML other m 2015-11-21T14:40:44.79
IV.ARVD.HHE. ML:2.1 0.0003655 0.18 AML other m 2015-11-21T14:40:43.00
IV.ARVD.HHN. ML:2.0 0.00023649999999999998 0.34 AML other m 2015-11-21T14:40:43.41
IV.ATCC.EHN. ML:2.6 0.0007804999999999999 0.52 AML other m 2015-11-21T14:40:46.52
IV.ATCC.EHE. ML:2.6 0.000933 0.28 AML other m 2015-11-21T14:40:46.94
IV.ATFO.HHN. ML:2.2 0.000398 0.16 AML other m 2015-11-21T14:40:43.90
IV.ATFO.HHE. ML:2.2 0.000378 1.42 AML other m 2015-11-21T14:40:44.02
IV.ATPI.EHE. ML:2.2 0.0003805 0.58 AML other m 2015-11-21T14:40:45.05
IV.ATPI.EHN. ML:2.1 0.000277 0.46 AML other m 2015-11-21T14:40:45.19
IV.ATVO.HHN. ML:2.3 0.00046600000000000005 0.34 AML other m 2015-11-21T14:40:45.16
IV.ATVO.HHE. ML:2.4 0.0005505 0.24 AML other m 2015-11-21T14:40:45.24
IV.BADI.EHE. ML:2.6 0.0008125 0.4 AML other m 2015-11-21T14:40:47.30
IV.BADI.EHN. ML:2.4 0.0005445 0.84 AML other m 2015-11-21T14:40:47.37
IV.CESI.HHN. ML:1.8 0.00010605 0.4 AML other m 2015-11-21T14:40:52.14
IV.CESI.HHE. ML:1.9 0.000118 0.68 AML other m 2015-11-21T14:40:54.24
IV.CESX.HHN. ML:2.4 0.000207 1.42 AML other m 2015-11-21T14:40:59.47
IV.CESX.HHE. ML:2.3 0.0001715 1.5 AML other m 2015-11-21T14:40:59.46
IV.CRE.HHN. ML:2.2 0.000224 1.26 AML other m 2015-11-21T14:40:54.04
IV.CRE.HHE. ML:2.2 0.000231 1.22 AML other m 2015-11-21T14:40:53.72
IV.CSP1.EHE. ML:2.5 0.00044750000000000004 0.48 AML other m 2015-11-21T14:40:51.99
IV.CSP1.EHN. ML:2.8 0.0009429999999999998 0.36 AML other m 2015-11-21T14:40:52.11
IV.FDMO.HHE. ML:2.5 0.00043149999999999997 0.14 AML other m 2015-11-21T14:40:50.98
IV.FDMO.HHN. ML:2.5 0.0005295000000000001 0.22 AML other m 2015-11-21T14:40:51.10
IV.FOSV.EHE. ML:2.1 0.0003055 0.32 AML other m 2015-11-21T14:40:43.82
IV.FOSV.EHN. ML:2.2 0.000393 0.26 AML other m 2015-11-21T14:40:43.80
IV.FRON.EHN. ML:2.4 0.0008 0.3 AML other m 2015-11-21T14:40:42.18
IV.FRON.EHE. ML:2.3 0.0005805000000000001 1.32 AML other m 2015-11-21T14:40:42.47
IV.FSSB.HHN. ML:2.7 0.0013700000000000001 0.22 AML other m 2015-11-21T14:40:45.00
IV.FSSB.HHE. ML:2.7 0.0012999999999999997 0.38 AML other m 2015-11-21T14:40:44.49
IV.GUMA.HHE. ML:2.9 0.0011 0.48 AML other m 2015-11-21T14:40:54.84
IV.GUMA.HHN. ML:2.9 0.00107 0.4 AML other m 2015-11-21T14:40:57.57
IV.LMD.HHE. ML:2.0 0.00008715 1.44 AML other m 2015-11-21T14:41:03.02
IV.LMD.HHN. ML:2.0 0.0000789 1.46 AML other m 2015-11-21T14:41:04.99
IV.MGAB.HNE. ML:2.4 0.00027949999999999996 0.22 AML other m 2015-11-21T14:40:55.11
IV.MGAB.HHN. ML:2.5 0.0003215 1.08 AML other m 2015-11-21T14:40:54.98
IV.MGAB.HNN. ML:2.5 0.0003215 0.56 AML other m 2015-11-21T14:40:54.99
IV.MGAB.HHE. ML:2.5 0.00035299999999999996 0.22 AML other m 2015-11-21T14:40:55.11
IV.MOMA.HHN. ML:2.2 0.0001577 1.4 AML other m 2015-11-21T14:40:55.63
IV.MOMA.HHE. ML:2.2 0.000185 1.24 AML other m 2015-11-21T14:40:55.43
IV.MPAG.EHE. ML:2.3 0.0006295 0.16 AML other m 2015-11-21T14:40:43.19
IV.MPAG.EHN. ML:2.4 0.000753 0.6 AML other m 2015-11-21T14:40:42.57
IV.MURB.HHE. ML:2.8 0.001425 0.26 AML other m 2015-11-21T14:40:47.10
IV.MURB.HNE. ML:2.8 0.001335 0.26 AML other m 2015-11-21T14:40:47.24
IV.MURB.HHN. ML:2.6 0.000832 0.24 AML other m 2015-11-21T14:40:46.95
IV.MURB.HNN. ML:2.6 0.0009115 1.1 AML other m 2015-11-21T14:40:46.96
IV.NRCA.HHN. ML:2.3 0.00022 1.44 AML other m 2015-11-21T14:40:57.34
IV.NRCA.HHE. ML:2.4 0.000243 1.08 AML other m 2015-11-21T14:40:57.59
IV.PE3.EHE. ML:2.6 0.0008705000000000001 0.48 AML other m 2015-11-21T14:40:45.69
IV.PE3.EHN. ML:2.5 0.0007735 0.28 AML other m 2015-11-21T14:40:46.53
IV.PESA.HHN. ML:2.8 0.0011085000000000001 0.18 AML other m 2015-11-21T14:40:49.35
IV.PESA.HHE. ML:2.7 0.0008705000000000001 0.16 AML other m 2015-11-21T14:40:49.48
IV.SNTG.HHE. ML:2.2 0.0003445 0.4 AML other m 2015-11-21T14:40:46.67
IV.SNTG.HHN. ML:2.4 0.000519 0.14 AML other m 2015-11-21T14:40:46.42
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