Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 16-12-2013 and time 22:59:49 (Italy) in region 2 km SW Assisi (PG)

A magnitude ML 2.0 earthquake occured in region: 2 km SW Assisi (PG), on

  • 16-12-2013 21:59:49 (UTC)
  • 16-12-2013 22:59:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0560, 12.6010 at 7 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
Assisi PG 2 28299 28299
Bastia Umbra PG 4 21874 50173
Cannara PG 7 4305 54478
Spello PG 9 8645 63123
Bettona PG 11 4367 67490
Valfabbrica PG 12 3389 70879
Valtopina PG 13 1398 72277
Bevagna PG 14 5081 77358
Foligno PG 14 57155 134513
Torgiano PG 14 6725 141238
Gualdo Cattaneo PG 17 6155 147393
Nocera Umbra PG 17 5839 153232
Deruta PG 17 9669 162901
Perugia PG 18 166134 329035
Montefalco PG 18 5679 334714

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of Foligno (57155 inhabitants)
18 Km E of Perugia (166134 inhabitants)
55 Km N of Terni (111501 inhabitants)
74 Km SE of Arezzo (99543 inhabitants)
82 Km NE of Viterbo (67173 inhabitants)
94 Km SW of Fano (60888 inhabitants)
97 Km SW of Ancona (100861 inhabitants)
98 Km S of Pesaro (94582 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 2.0 2013-12-16
21:59:49		 43.0563 12.6012 7 2015-01-20
11:30:19		 Bollettino Sismico Italiano INGV 8729621
Reviewed
Rev100 		ML 2.0 2013-12-16
21:59:49		 43.0552 12.6037 9 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 4967591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-12-16 21:59:49 ± 0.06
Latitude 43.0563 ± 0.0027
Longitude 12.6012 ± 0.0037
Depth (km) 7 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 8729621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 268
Semi-minor axis of confidence ellipse (meter) 199
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 57
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.85346
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 4967591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-12-16 22:05:46

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 8729621
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:30:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FSSB.HHZ. 2013-12-16T22:00:12.50 0.3 undecidable manual S 11 72.0723 50 0.9 52
IV.MPAG.EHZ. 2013-12-16T22:00:10.29 0.3 undecidable manual S 11 64.7907 50 0.62 59
IV.LNSS.HHZ. 2013-12-16T22:00:09.52 0.3 undecidable manual S 144 61.6938 50 0.69 58
IV.GUMA.HHZ. 2013-12-16T22:00:09.37 0.6 undecidable manual S 89 59.496 50 1.12 32
IV.CING.HHZ. 2013-12-16T22:00:08.69 0.6 undecidable manual S 53 59.6958 50 0.39 43
IV.CAFI.HHZ. 2013-12-16T22:00:08.99 0.6 undecidable manual S 301 59.5959 50 0.71 38
IV.ARVD.HHZ. 2013-12-16T22:00:07.56 0.3 undecidable manual S 29 56.1993 50 0.2 67
IV.EL6.EHZ. 2013-12-16T22:00:06.02 0.6 undecidable manual S 53 50.5161 50 0.16 45
IV.PIEI.HHZ. 2013-12-16T22:00:06.90 0.3 undecidable manual S 354 53.4021 50 0.27 66
IV.TERO.HHZ. 2013-12-16T22:00:05.28 0.1 undecidable manual P 120 94.7385 50 -0.29 81
IV.NRCA.HHZ. 2013-12-16T22:00:05.60 0.6 undecidable manual S 121 48.4182 50 0.3 44
IV.SSFR.HHZ. 2013-12-16T22:00:04.23 0.1 undecidable manual S 19 44.622 50 -0.05 94
IV.CPGN.EHZ. 2013-12-16T22:00:03.83 3.0 undecidable manual P -0.67 0
IV.MGAB.HHZ. 2013-12-16T22:00:03.81 0.6 undecidable manual S 248 42.7239 50 0.03 47
IV.ATMI.HHZ. 2013-12-16T22:00:03.26 0.1 undecidable manual S 319 40.9257 50 -0.04 95
IV.CRE.HHZ. 2013-12-16T22:00:03.86 0.1 undecidable manual P 320 81.4518 50 0.32 83
IV.ATVO.HHZ. 2013-12-16T22:00:02.76 0.1 undecidable manual S 337 39.4272 50 -0.13 93
IV.FDMO.HHZ. 2013-12-16T22:00:02.66 0.6 undecidable manual S 93 39.4272 50 -0.25 45
IV.PARC.HHZ. 2013-12-16T22:00:02.04 0.1 undecidable manual P 336 71.8725 50 -0.03 90
IV.PE3.EHZ. 2013-12-16T22:00:02.27 0.1 undecidable manual P 353 71.4729 50 0.28 85
IV.SNTG.HHZ. 2013-12-16T22:00:01.28 0.1 undecidable manual S 51 35.2425 102 -0.29 91
IV.FSSB.HHZ. 2013-12-16T22:00:01.90 0.1 undecidable manual P 11 72.0723 50 -0.19 87
IV.ATFO.HHZ. 2013-12-16T22:00:01.19 0.1 undecidable manual S 356 34.5432 102 -0.14 94
IV.LNSS.HHZ. 2013-12-16T22:00:00.20 0.1 undecidable manual P 144 61.6938 50 -0.29 87
IV.GUMA.HHZ. 2013-12-16T22:00:00.28 0.1 undecidable manual P 89 59.496 50 0.13 90
IV.CING.HHZ. 2013-12-16T22:00:00.01 0.1 undecidable manual P 53 59.6958 50 -0.17 89
IV.MPAG.EHZ. 2013-12-16T22:00:00.73 0.1 undecidable manual P 11 64.7907 50 -0.24 87
IV.CAFI.HHZ. 2013-12-16T22:00:00.01 0.1 undecidable manual P 301 59.5959 50 -0.16 89
IV.SACS.HHZ. 2013-12-16T22:00:00.49 0.1 undecidable manual P 248 60.6948 50 0.16 89
IV.PIEI.HHZ. 2013-12-16T21:59:59.04 0.3 positive manual P 354 53.4021 50 -0.18 67
IV.ARRO.EHZ. 2013-12-16T21:59:59.75 0.1 undecidable manual P 166 54.6009 50 0.35 86
IV.MOMA.HHZ. 2013-12-16T21:59:59.71 0.1 undecidable manual S 185 28.4493 105 0.43 89
IV.CDCA.EHZ. 2013-12-16T21:59:59.09 0.1 undecidable manual P 326 53.6019 50 -0.14 91
IV.FOSV.EHZ. 2013-12-16T21:59:59.62 0.1 undecidable manual S 26 29.4483 104 0 97
IV.ARVD.HHZ. 2013-12-16T21:59:59.32 0.1 undecidable manual P 29 56.1993 50 -0.32 87
IV.NRCA.HHZ. 2013-12-16T21:59:58.04 0.1 undecidable manual P 121 48.4182 50 -0.41 87
IV.CESX.HHZ. 2013-12-16T21:59:58.41 0.1 undecidable manual P 181 49.7169 50 -0.23 90
IV.CESI.HHZ. 2013-12-16T21:59:58.45 0.1 undecidable manual S 103 25.2525 106 0.24 93
IV.CSP1.EHZ. 2013-12-16T21:59:58.35 0.1 undecidable manual P 85 49.1175 50 -0.19 90
IV.MURB.HHZ. 2013-12-16T21:59:58.29 0.1 undecidable manual S 345 23.754 107 0.57 86
IV.EL6.EHZ. 2013-12-16T21:59:58.55 0.1 undecidable manual P 53 50.5161 50 -0.22 90
IV.ATTE.HHZ. 2013-12-16T21:59:58.15 0.1 undecidable manual S 308 25.4523 106 -0.14 95
IV.SSFR.HHZ. 2013-12-16T21:59:57.44 0.1 positive manual P 19 44.622 50 -0.42 87
IV.MGAB.HHZ. 2013-12-16T21:59:57.44 0.1 undecidable manual P 248 42.7239 50 -0.13 93
IV.FDMO.HHZ. 2013-12-16T21:59:56.69 0.1 undecidable manual P 93 39.4272 50 -0.38 89
IV.ATFO.HHZ. 2013-12-16T21:59:56.01 0.1 negative manual P 356 34.5432 102 -0.15 94
IV.ATMI.HHZ. 2013-12-16T21:59:56.95 0.1 undecidable manual P 319 40.9257 50 -0.34 89
IV.SNTG.HHZ. 2013-12-16T21:59:56.03 0.1 positive manual P 51 35.2425 102 -0.26 91
IV.ATVO.HHZ. 2013-12-16T21:59:56.53 0.1 negative manual P 337 39.4272 50 -0.52 85
IV.FOSV.EHZ. 2013-12-16T21:59:55.07 0.1 positive manual P 26 29.4483 104 -0.1 96
IV.ATCC.EHZ. 2013-12-16T21:59:55.08 0.1 undecidable manual S 12 14.6742 117 0.31 94
IV.MOMA.HHZ. 2013-12-16T21:59:55.00 0.1 positive manual P 185 28.4493 105 0.03 97
IV.MURB.HHZ. 2013-12-16T21:59:54.24 0.1 negative manual P 345 23.754 107 0.17 95
IV.ATTE.HHZ. 2013-12-16T21:59:54.34 0.1 negative manual P 308 25.4523 106 -0.05 97
IV.CESI.HHZ. 2013-12-16T21:59:54.41 0.1 negative manual P 103 25.2525 106 0.05 97
IV.ATCC.EHZ. 2013-12-16T21:59:52.63 0.1 positive manual P 12 14.6742 117 0.27 95
IV.ASSB.HHZ. 2013-12-16T21:59:51.99 0.3 undecidable manual S 108 4.8951 146 -0.16 74
IV.ASSB.HHZ. 2013-12-16T21:59:50.94 0.1 undecidable manual P 108 4.8951 146 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHE. ML:1.7 0.00010375000000000001 0.74 AML other m 2013-12-16T22:00:08.18
IV.ARVD.HHN. ML:1.6 0.0000842 1.3 AML other m 2013-12-16T22:00:09.21
IV.ATCC.EHE. ML:2.5 0.0036349999999999998 0.36 AML other m 2013-12-16T21:59:55.57
IV.ATCC.EHN. ML:2.6 0.004144999999999999 0.28 AML other m 2013-12-16T21:59:55.58
IV.ATFO.HHN. ML:2.1 0.0004935 0.2 AML other m 2013-12-16T22:00:02.06
IV.ATFO.HHE. ML:1.9 0.000359 1.58 AML other m 2013-12-16T22:00:05.74
IV.ATMI.HHE. ML:2.2 0.0005625 0.26 AML other m 2013-12-16T22:00:08.35
IV.ATMI.HHN. ML:2.1 0.0004035 0.72 AML other m 2013-12-16T22:00:08.34
IV.ATTE.HHN. ML:1.8 0.000343 0.98 AML other m 2013-12-16T21:59:59.42
IV.ATTE.HHE. ML:1.7 0.00031800000000000003 1.24 AML other m 2013-12-16T21:59:59.15
IV.ATVO.HHE. ML:2.1 0.0004545 0.32 AML other m 2013-12-16T22:00:03.30
IV.ATVO.HHN. ML:2.2 0.0005735 0.22 AML other m 2013-12-16T22:00:03.33
IV.CAFI.HHN. ML:1.8 0.00011905 1.44 AML other m 2013-12-16T22:00:10.90
IV.CAFI.HHE. ML:1.7 0.00011 0.26 AML other m 2013-12-16T22:00:10.98
IV.CESI.HHN. ML:1.8 0.00039 0.38 AML other m 2013-12-16T21:59:59.09
IV.CESI.HHE. ML:1.3 0.00010945 0.16 AML other m 2013-12-16T22:00:00.03
IV.CESX.HHE. ML:1.9 0.00020050000000000002 0.34 AML other m 2013-12-16T22:00:11.26
IV.CESX.HHN. ML:2.0 0.000243 0.32 AML other m 2013-12-16T22:00:08.26
IV.CING.HHE. ML:1.7 0.00010899999999999999 1.16 AML other m 2013-12-16T22:00:09.55
IV.CING.HHN. ML:1.8 0.000142 0.8 AML other m 2013-12-16T22:00:09.31
IV.CRE.HHN. ML:1.6 0.0000584 0.6 AML other m 2013-12-16T22:00:19.32
IV.CRE.HHE. ML:1.4 0.000038350000000000004 1.34 AML other m 2013-12-16T22:00:22.94
IV.FDMO.HHE. ML:1.8 0.00020600000000000002 1.34 AML other m 2013-12-16T22:00:04.92
IV.FDMO.HHN. ML:2.1 0.0004375 0.28 AML other m 2013-12-16T22:00:02.95
IV.FOSV.EHN. ML:2.1 0.0006200000000000001 0.56 AML other m 2013-12-16T22:00:00.24
IV.FOSV.EHE. ML:1.9 0.000404 0.16 AML other m 2013-12-16T22:00:00.78
IV.FSSB.HHE. ML:2.2 0.00023199999999999997 0.26 AML other m 2013-12-16T22:00:14.08
IV.FSSB.HHN. ML:2.2 0.00026450000000000003 1.58 AML other m 2013-12-16T22:00:13.84
IV.GUMA.HHN. ML:2.1 0.000245 0.64 AML other m 2013-12-16T22:00:11.37
IV.GUMA.HHE. ML:2.3 0.000379 0.72 AML other m 2013-12-16T22:00:13.74
IV.LNSS.HHN. ML:2.0 0.000192 0.4 AML other m 2013-12-16T22:00:12.42
IV.LNSS.HHE. ML:2.0 0.0001915 0.28 AML other m 2013-12-16T22:00:12.22
IV.MGAB.HHN. ML:2.0 0.000303 0.4 AML other m 2013-12-16T22:00:06.36
IV.MGAB.HHE. ML:1.8 0.00022250000000000001 0.24 AML other m 2013-12-16T22:00:08.09
IV.MOMA.HHE. ML:2.1 0.0006425000000000001 0.24 AML other m 2013-12-16T22:00:00.48
IV.MOMA.HHN. ML:2.0 0.0005250000000000001 0.88 AML other m 2013-12-16T22:00:02.30
IV.MOMA.HNN. ML:2.0 0.000554 0.88 AML other m 2013-12-16T22:00:02.75
IV.MOMA.HNE. ML:2.1 0.0006075 0.22 AML other m 2013-12-16T22:00:00.48
IV.MURB.HHE. ML:3.0 0.00691 0.24 AML other m 2013-12-16T21:59:59.11
IV.MURB.HNE. ML:3.0 0.006575 0.24 AML other m 2013-12-16T21:59:59.11
IV.MURB.HHN. ML:2.9 0.005255 0.22 AML other m 2013-12-16T22:00:00.32
IV.MURB.HNN. ML:2.9 0.00533 0.26 AML other m 2013-12-16T22:00:00.33
IV.NRCA.HHN. ML:2.1 0.000336 0.4 AML other m 2013-12-16T22:00:07.68
IV.NRCA.HHE. ML:2.0 0.00026900000000000003 0.12 AML other m 2013-12-16T22:00:06.98
IV.PARC.HHE. ML:1.8 0.000108 0.5 AML other m 2013-12-16T22:00:16.02
IV.PARC.HHN. ML:1.8 0.00009445 0.78 AML other m 2013-12-16T22:00:16.59
IV.PE3.EHN. ML:2.1 0.000191 1.52 AML other m 2013-12-16T22:00:15.81
IV.PE3.EHE. ML:2.1 0.0002015 0.52 AML other m 2013-12-16T22:00:17.74
IV.PIEI.HHE. ML:2.1 0.0003075 1.04 AML other m 2013-12-16T22:00:07.66
IV.PIEI.HHN. ML:1.8 0.00016 0.92 AML other m 2013-12-16T22:00:10.05
IV.SACS.HHE. ML:1.5 0.0000678 0.26 AML other m 2013-12-16T22:00:12.00
IV.SACS.HHN. ML:1.8 0.0001235 0.4 AML other m 2013-12-16T22:00:10.14
IV.SNTG.HHE. ML:1.8 0.00027049999999999996 0.38 AML other m 2013-12-16T22:00:01.68
IV.SNTG.HHN. ML:1.9 0.00030199999999999997 0.16 AML other m 2013-12-16T22:00:01.62
IV.SSFR.HNN. ML:2.4 0.0007605 0.2 AML other m 2013-12-16T22:00:05.48
IV.SSFR.HHN. ML:2.3 0.0006580000000000001 1.18 AML other m 2013-12-16T22:00:04.78
IV.SSFR.HHE. ML:2.5 0.001002 0.18 AML other m 2013-12-16T22:00:05.36
IV.SSFR.HNE. ML:2.5 0.0009825 0.16 AML other m 2013-12-16T22:00:05.36
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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