Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 05-12-2020 and time 10:37:11 (Italy) in region 3 km W Cagnano Amiterno (AQ)

A magnitude ML 2.0 earthquake occured in region: 3 km W Cagnano Amiterno (AQ), on

  • 05-12-2020 09:37:11 (UTC)
  • 05-12-2020 10:37:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4520, 13.1930 at 13 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
Cagnano Amiterno AQ 3 1369 1369
Barete AQ 7 737 2106
Borbona RI 8 617 2723
Pizzoli AQ 9 4326 7049
Montereale AQ 9 2581 9630
Antrodoco RI 10 2588 12218
Scoppito AQ 10 3727 15945
Posta RI 11 694 16639
Micigliano RI 11 127 16766
Capitignano AQ 12 665 17431
Borgo Velino RI 12 972 18403
Castel Sant'Angelo RI 15 1308 19711
Cittareale RI 19 482 20193
Campotosto AQ 19 542 20735
Tornimparte AQ 20 3187 23922

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of L'Aquila (69753 inhabitants)
46 Km E of Terni (111501 inhabitants)
48 Km W of Teramo (54892 inhabitants)
63 Km NE of Tivoli (56533 inhabitants)
63 Km NE of Guidonia Montecelio (88673 inhabitants)
69 Km SE of Foligno (57155 inhabitants)
79 Km W of Montesilvano (53738 inhabitants)
81 Km W of Chieti (51815 inhabitants)
84 Km W of Pescara (121014 inhabitants)
85 Km NE of Roma (2864731 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
92 Km NE of Velletri (53303 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 2.0 2020-12-05
09:37:11		 42.4517 13.1933 13 2021-02-26
14:56:10		 Bollettino Sismico Italiano INGV 85446571
Reviewed
Rev100 		ML 1.9 2020-12-05
09:37:11		 42.4557 13.1878 11 2020-12-05
10:28:17		 Sala Sismica INGV-Roma 85212391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-05 09:37:11 ± 0.08
Latitude 42.4517 ± 0.0045
Longitude 13.1933 ± 0.0049
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85446571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 480
Semi-minor axis of confidence ellipse (meter) 50
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 24
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) 93
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.63942
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 85446571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-15 14:11:45

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 85212391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-05 10:28:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAGR.HHZ. 2020-12-05T09:38:50.21 3.0 undecidable manual Pg 22.76 0
AC.KBN.HHZ. 2020-12-05T09:38:42.26 3.0 positive manual Pn 7.38 0
IV.JOPP.HHZ. 2020-12-05T09:38:35.64 3.0 undecidable manual Pg 16.290001 0
IV.MTGR.HHZ. 2020-12-05T09:38:33.37 3.0 positive manual Pg 11.83 0
IV.MILZ.HHZ. 2020-12-05T09:38:27.33 3.0 undecidable manual Pn 6.31 0
IX.STN3.HHZ.02 2020-12-05T09:38:01.62 3.0 undecidable manual Pg 6.59 0
IV.MTMR.HNZ. 2020-12-05T09:37:57.54 3.0 undecidable manual Pg 10.65 0
IV.MILN.HNZ. 2020-12-05T09:37:53.22 3.0 undecidable manual Pg 10.75 0
IV.PTRJ.HNZ. 2020-12-05T09:37:37.76 3.0 undecidable manual Pn -1.38 0
IV.CSP1.EHZ. 2020-12-05T09:37:33.60 0.3 undecidable manual S 1 70.9734 92 0.61 61
IV.CESX.HHZ. 2020-12-05T09:37:28.37 0.6 undecidable manual S 290 52.503 93 0.31 45
IV.MMO1.EHZ. 2020-12-05T09:37:27.97 0.6 undecidable manual S 12 50.8158 93 0.36 45
IV.NRCA.HNN. 2020-12-05T09:37:25.38 0.6 undecidable manual S 351 42.8238 94 -0.1 47
IV.CSP1.EHZ. 2020-12-05T09:37:24.04 0.3 undecidable manual P 1 70.9734 92 0.1 68
IV.TERO.HHZ. 2020-12-05T09:37:24.09 0.6 undecidable manual S 60 38.5281 94 -0.24 45
IV.ARRO.EHZ. 2020-12-05T09:37:23.73 0.3 undecidable manual S 292 37.7289 95 -0.38 67
IV.MTRA.EHZ. 2020-12-05T09:37:23.68 0.3 undecidable manual S 26 37.7289 95 -0.42 65
IV.CESX.HHZ. 2020-12-05T09:37:21.56 0.3 undecidable manual P 290 52.503 93 0.47 65
IV.T0110.HHE. 2020-12-05T09:37:21.74 0.3 undecidable manual P 117 53.8017 93 0.46 66
IV.GIGS.HHE. 2020-12-05T09:37:21.94 0.1 undecidable manual S 90 31.0467 96 -0.4 89
IV.SMA1.EHZ. 2020-12-05T09:37:20.40 0.3 undecidable manual S 30 22.9548 101 0.19 74
IV.MMO1.EHZ. 2020-12-05T09:37:20.90 0.3 undecidable manual P 12 50.8158 93 0.07 71
IV.NRCA.HNN. 2020-12-05T09:37:19.43 0.1 undecidable manual P 351 42.8238 94 -0.17 92
IV.CAMP.HHE. 2020-12-05T09:37:19.29 0.3 undecidable manual S 62 19.9689 104 -0.13 72
IV.T1299.HNE. 2020-12-05T09:37:19.92 0.6 undecidable manual S 20 21.5673 102 0.1 50
IV.FAGN.HHE. 2020-12-05T09:37:19.16 0.3 undecidable manual P 123 38.0286 94 0.3 70
IV.FIAM.HNE. 2020-12-05T09:37:19.68 0.6 undecidable manual S 197 21.2676 103 -0.09 49
IV.LNSS.HHZ. 2020-12-05T09:37:19.60 0.3 undecidable manual S 323 20.9679 103 -0.07 73
MN.AQU.HNE. 2020-12-05T09:37:19.78 0.3 undecidable manual S 122 20.4684 104 0.24 74
IV.MTRA.EHZ. 2020-12-05T09:37:18.56 0.1 undecidable manual P 26 37.7289 95 -0.25 91
IV.ARRO.EHZ. 2020-12-05T09:37:18.64 0.3 undecidable manual P 292 37.7289 95 -0.17 70
IV.TERO.HHZ. 2020-12-05T09:37:18.73 0.1 undecidable manual P 60 38.5281 94 -0.21 92
IV.GIGS.HHE. 2020-12-05T09:37:17.56 0.1 undecidable manual P 90 31.0467 96 -0.23 92
IV.LNSS.HHZ. 2020-12-05T09:37:16.27 0.1 negative manual P 323 20.9679 103 0.02 100
MN.AQU.HNE. 2020-12-05T09:37:16.21 0.3 undecidable manual P 122 20.4684 104 0.04 75
IV.CAMP.HHE. 2020-12-05T09:37:16.16 0.1 positive manual P 62 19.9689 104 0.06 100
IV.T1299.HNE. 2020-12-05T09:37:16.45 0.1 positive manual P 20 21.5673 102 0.12 100
IV.FIAM.HNE. 2020-12-05T09:37:16.11 0.3 undecidable manual P 197 21.2676 103 -0.19 71
IV.SMA1.EHZ. 2020-12-05T09:37:16.71 0.1 positive manual P 30 22.9548 101 0.16 99
IV.MTRZ.HNZ. 2020-12-05T09:37:15.85 3.0 undecidable manual P 0.07 0
IV.SACS.HHZ. 2020-12-05T09:37:14.92 3.0 undecidable manual P -0.73 0
IV.ARVD.HHZ. 2020-12-05T09:37:07.90 3.0 undecidable manual S -0.56 0
IV.CPGN.EHZ. 2020-12-05T09:37:01.06 3.0 undecidable manual P -0.37 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HNN. ML:2.1 0.0008456120499999999 1.872 AML other m 2020-12-05T09:37:19.00
IV.LNSS.HHN. ML:2.1 0.0009135 1.6 AML other m 2020-12-05T09:37:19.14
IV.LNSS.HHE. ML:2.1 0.0008900000000000001 0.14 AML other m 2020-12-05T09:37:19.99
IV.LNSS.HNE. ML:2.1 0.0008026917 0.1472 AML other m 2020-12-05T09:37:19.99
IV.SMA1.EHN. ML:2.0 0.000669 0.3 AML other m 2020-12-05T09:37:20.84
IV.SMA1.EHE. ML:2.2 0.000901 1.68 AML other m 2020-12-05T09:37:20.86
IV.MTRA.HNN. ML:2.0 0.00032682889999999996 0.128 AML other m 2020-12-05T09:37:24.19
IV.MTRA.EHN. ML:2.0 0.0003215 1.24 AML other m 2020-12-05T09:37:24.20
IV.MTRA.HNE. ML:1.8 0.00023790982 0.1408 AML other m 2020-12-05T09:37:24.24
IV.MTRA.EHE. ML:1.9 0.000313 0.46 AML other m 2020-12-05T09:37:24.24
IV.TERO.HHE. ML:1.4 0.00008299953 1.7632 AML other m 2020-12-05T09:37:24.04
IV.TERO.HHN. ML:1.5 0.00010735019 0.2432 AML other m 2020-12-05T09:37:27.49
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