Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 15-12-2020 and time 13:51:50 (Italy) in region 8 km NW Cortino (TE)

A magnitude ML 2.2 earthquake occured in region: 8 km NW Cortino (TE), on

  • 15-12-2020 12:51:50 (UTC)
  • 15-12-2020 13:51:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6640, 13.4320 at 17 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
Cortino TE 8 656 656
Rocca Santa Maria TE 8 537 1193
Valle Castellana TE 10 977 2170
Acquasanta Terme AP 12 2916 5086
Amatrice RI 12 2657 7743
Campotosto AQ 13 542 8285
Crognaleto TE 13 1297 9582
Fano Adriano TE 15 296 9878
Accumoli RI 15 667 10545
Arquata del Tronto AP 16 1178 11723
Torricella Sicura TE 18 2641 14364
Pietracamela TE 19 271 14635
Montorio al Vomano TE 19 8218 22853
Capitignano AQ 19 665 23518

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km W of Teramo (54892 inhabitants)
35 Km N of L'Aquila (69753 inhabitants)
61 Km W of Montesilvano (53738 inhabitants)
65 Km E of Terni (111501 inhabitants)
68 Km E of Foligno (57155 inhabitants)
68 Km W of Pescara (121014 inhabitants)
70 Km NW of Chieti (51815 inhabitants)
94 Km NE of Tivoli (56533 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km SE of Perugia (166134 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 2.2 2020-12-15
12:51:50		 42.6638 13.4317 17 2021-02-26
14:56:11		 Bollettino Sismico Italiano INGV 85492661
Reviewed
Rev100 		ML 2.1 2020-12-15
12:51:50		 42.6718 13.4477 16 2020-12-15
13:00:09		 Sala Sismica INGV-Roma 85445801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-15 12:51:50 ± 0.09
Latitude 42.6638 ± 0.0036
Longitude 13.4317 ± 0.0061
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85492661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 499
Semi-minor axis of confidence ellipse (meter) 217
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 258
Circular confidence region, given by single value of horizontal uncertainty (meter) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 41
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) 0.70777
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 85445801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-15 13:00:09

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 85492661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-17 11:22:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IFOR.HHZ. 2020-12-15T12:52:46.39 3.0 undecidable manual Sn -0.08 0
IV.PTRJ.HNZ. 2020-12-15T12:52:41.98 3.0 undecidable manual Sg 6.23 0
IV.PAOL.HHZ. 2020-12-15T12:52:23.62 3.0 undecidable manual Pn 3.72 0
IV.ASSB.HHZ. 2020-12-15T12:52:14.08 0.1 undecidable manual S 304 75.5688 95 0.51 81
IV.CSP1.EHZ. 2020-12-15T12:52:07.34 0.1 undecidable manual S 339 50.9157 98 0.32 88
IV.FDMO.HHZ. 2020-12-15T12:52:06.68 0.1 undecidable manual S 326 49.9167 99 -0.08 92
IV.MNTT.EHZ. 2020-12-15T12:52:06.49 0.1 undecidable manual S 17 46.1205 100 0.73 78
IV.GUMA.HHZ. 2020-12-15T12:52:05.85 0.1 undecidable manual S 350 44.9217 100 0.41 87
IV.GAVE.EHZ. 2020-12-15T12:52:05.22 0.1 undecidable manual S 274 43.9227 100 0.04 95
IV.EL6.EHZ. 2020-12-15T12:52:04.14 0.1 undecidable manual P 340 78.5658 95 -0.28 84
IV.ASSB.HHZ. 2020-12-15T12:52:03.90 0.1 undecidable manual P 304 75.5688 95 -0.07 88
IV.SNTG.HHZ. 2020-12-15T12:52:03.95 0.1 undecidable manual P 329 76.7676 95 -0.19 86
IV.MF5.EHZ. 2020-12-15T12:52:03.13 0.1 undecidable manual S 4 36.0417 103 0.02 96
IV.OFFI.HHZ. 2020-12-15T12:52:03.85 0.3 undecidable manual S 34 36.5412 103 0.62 62
IV.MC2.EHZ. 2020-12-15T12:52:02.66 0.3 undecidable manual S 324 33.8439 105 0.12 71
IV.LNSS.HHZ. 2020-12-15T12:52:02.71 0.3 undecidable manual S 258 32.6451 105 0.47 66
IV.NRCA.HHZ. 2020-12-15T12:52:01.93 0.1 undecidable manual S 306 31.9458 106 -0.14 94
IV.CESI.HHZ. 2020-12-15T12:52:00.96 0.1 undecidable manual P 312 57.1983 97 -0.18 89
IV.MMO1.EHZ. 2020-12-15T12:52:00.57 0.1 undecidable manual S 342 27.4503 110 -0.35 91
IV.T0110.HHZ. 2020-12-15T12:52:00.80 0.1 undecidable manual P 150 55.7997 97 -0.14 91
IV.FDMO.HHZ. 2020-12-15T12:51:59.60 0.1 undecidable manual P 326 49.9167 99 -0.44 86
IV.MNTT.EHZ. 2020-12-15T12:51:59.75 0.1 undecidable manual P 17 46.1205 100 0.29 89
IV.GUMA.HHZ. 2020-12-15T12:51:59.24 0.1 positive manual P 350 44.9217 100 -0.04 94
IV.CSP1.EHZ. 2020-12-15T12:51:59.83 0.1 positive manual P 339 50.9157 98 -0.36 87
IV.FEMA.HNE. 2020-12-15T12:51:59.25 0.1 undecidable manual P 317 45.4212 100 -0.1 93
IV.GAVE.EHZ. 2020-12-15T12:51:59.13 0.1 undecidable manual P 274 43.9227 100 0 95
IV.SAP2.EHE. 2020-12-15T12:51:59.52 0.6 undecidable manual P 357 48.1185 99 -0.24 45
IV.CAMP.HHZ. 2020-12-15T12:51:58.14 0.1 undecidable manual S 187 14.3745 131 0.28 95
IV.OFFI.HHZ. 2020-12-15T12:51:58.43 0.1 undecidable manual P 34 36.5412 103 0.43 88
IV.MF5.EHZ. 2020-12-15T12:51:57.78 0.1 positive manual P 4 36.0417 103 -0.15 94
IV.T1299.HNN. 2020-12-15T12:51:57.96 0.3 undecidable manual S 255 12.6762 135 0.43 69
IV.NRCA.HHZ. 2020-12-15T12:51:57.16 0.1 undecidable manual P 306 31.9458 106 -0.17 94
IV.TERO.HNZ. 2020-12-15T12:51:57.45 0.1 undecidable manual S 108 14.7741 130 -0.5 90
IV.MC2.EHZ. 2020-12-15T12:51:57.51 0.1 positive manual P 324 33.8439 105 -0.09 95
IV.LNSS.HHZ. 2020-12-15T12:51:57.68 0.6 undecidable manual P 258 32.6451 105 0.25 46
IV.MMO1.EHZ. 2020-12-15T12:51:56.33 0.1 undecidable manual P 342 27.4503 110 -0.34 91
IV.GIGS.HHN. 2020-12-15T12:51:56.31 0.1 undecidable manual P 154 26.0517 111 -0.16 96
IV.MTRA.EHZ. 2020-12-15T12:51:56.53 0.3 undecidable manual S 344 10.6782 141 -0.65 63
IV.SMA1.EHZ. 2020-12-15T12:51:56.96 0.1 undecidable manual S 245 8.6802 147 0.09 100
IV.T1299.HNN. 2020-12-15T12:51:55.03 0.1 undecidable manual P 255 12.6762 135 0.32 94
IV.CAMP.HHZ. 2020-12-15T12:51:55.10 0.1 positive manual P 187 14.3745 131 0.2 96
IV.MTRA.EHZ. 2020-12-15T12:51:54.22 0.1 undecidable manual P 344 10.6782 141 -0.29 95
IV.SMA1.EHZ. 2020-12-15T12:51:54.54 0.1 negative manual P 245 8.6802 147 0.21 97
IV.TERO.HNZ. 2020-12-15T12:51:54.76 0.1 undecidable manual P 108 14.7741 130 -0.19 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.HNE. ML:2.4 0.0023049999999999998 0.3 AML other m 2020-12-15T12:51:56.83
IV.MTRA.EHE. ML:2.4 0.002355 0.3 AML other m 2020-12-15T12:51:56.83
IV.MTRA.HNN. ML:2.5 0.002645 0.32 AML other m 2020-12-15T12:51:56.82
IV.MTRA.EHN. ML:2.5 0.002665 0.34 AML other m 2020-12-15T12:51:56.83
IV.SMA1.EHN. ML:2.5 0.0026950000000000003 0.16 AML other m 2020-12-15T12:51:57.37
IV.TERO.HHN. ML:2.5 0.0022949999999999997 0.48 AML other m 2020-12-15T12:51:57.58
IV.TERO.HNN. ML:2.5 0.0022350000000000004 0.48 AML other m 2020-12-15T12:51:57.58
IV.TERO.HHE. ML:2.1 0.0009105 0.16 AML other m 2020-12-15T12:51:57.67
IV.TERO.HNE. ML:2.2 0.001085 0.28 AML other m 2020-12-15T12:51:57.62
IV.SMA1.EHE. ML:2.4 0.00206 0.22 AML other m 2020-12-15T12:51:57.95
IV.CAMP.HHN. ML:2.2 0.001355 0.26 AML other m 2020-12-15T12:51:58.43
IV.CAMP.HHE. ML:2.0 0.0008475000000000001 0.18 AML other m 2020-12-15T12:51:58.28
IV.NRCA.HNN. ML:2.4 0.0011020000000000001 0.16 AML other m 2020-12-15T12:52:02.16
IV.NRCA.HHN. ML:2.4 0.0010705 0.18 AML other m 2020-12-15T12:52:02.16
IV.NRCA.HHE. ML:2.6 0.00148 0.14 AML other m 2020-12-15T12:52:02.10
IV.NRCA.HNE. ML:2.5 0.0014299999999999998 0.94 AML other m 2020-12-15T12:52:02.11
IV.LNSS.HHN. ML:1.9 0.000305 0.36 AML other m 2020-12-15T12:52:03.07
IV.LNSS.HHE. ML:2.0 0.000383 0.14 AML other m 2020-12-15T12:52:03.19
IV.MF5.EHN. ML:1.8 0.0002315 0.36 AML other m 2020-12-15T12:52:03.55
IV.OFFI.HHN. ML:2.3 0.0007365 0.6 AML other m 2020-12-15T12:52:05.75
IV.GAVE.EHN. ML:1.9 0.0002175 1.1 AML other m 2020-12-15T12:52:06.56
IV.OFFI.HHE. ML:2.1 0.0004265 1.1 AML other m 2020-12-15T12:52:06.61
IV.GUMA.HHE. ML:2.2 0.0005074999999999999 0.24 AML other m 2020-12-15T12:52:06.26
IV.GAVE.EHE. ML:1.8 0.00017150000000000002 1.8 AML other m 2020-12-15T12:52:06.09
IV.FDMO.HHN. ML:2.0 0.000255 1.76 AML other m 2020-12-15T12:52:07.07
IV.FDMO.HHE. ML:1.9 0.000209 0.26 AML other m 2020-12-15T12:52:07.14
IV.GUMA.HHN. ML:2.1 0.00039049999999999995 1.58 AML other m 2020-12-15T12:52:07.96
IV.CSP1.EHE. ML:2.1 0.00030700000000000004 0.98 AML other m 2020-12-15T12:52:08.41
IV.CSP1.EHN. ML:2.1 0.00028599999999999996 1.3 AML other m 2020-12-15T12:52:08.11
IV.MF5.EHE. ML:1.8 0.0002535 0.44 AML other m 2020-12-15T12:52:09.29
IV.CESI.HHN. ML:2.2 0.000303 0.36 AML other m 2020-12-15T12:52:09.50
IV.CESI.HHE. ML:1.9 0.000185 0.24 AML other m 2020-12-15T12:52:09.52
IV.T0110.HHE. ML:1.8 0.000157 0.46 AML other m 2020-12-15T12:52:13.68
IV.T0110.HHN. ML:1.8 0.000142 0.82 AML other m 2020-12-15T12:52:13.32
IV.ASSB.HHE. ML:1.6 0.00006365 0.26 AML other m 2020-12-15T12:52:14.57
IV.ASSB.HHN. ML:1.7 0.00007935 0.44 AML other m 2020-12-15T12:52:19.12
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