Earthquake with magnitude of ML 1.5 on date 31-12-2020 and time 09:05:48 (UTC) in region 2 km E Barete (AQ)

A magnitude ML 1.5 earthquake occured in region: 2 km E Barete (AQ), on

  • 31-12-2020 09:05:48 (UTC)
  • 31-12-2020 10:05:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.457, 13.301 at 14 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Barete AQ 2 737 737
Pizzoli AQ 2 4326 5063
Cagnano Amiterno AQ 6 1369 6432
Capitignano AQ 7 665 7097
Montereale AQ 9 2581 9678
Scoppito AQ 10 3727 13405
Campotosto AQ 13 542 13947
L'Aquila AQ 14 69753 83700
Borbona RI 15 617 84317
Crognaleto TE 18 1297 85614
Tornimparte AQ 18 3187 88801
Posta RI 18 694 89495
Lucoli AQ 19 1011 90506
Antrodoco RI 19 2588 93094
Amatrice RI 19 2657 95751

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of L'Aquila (69753 inhabitants)
40 Km SW of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
69 Km NE of Tivoli (56533 inhabitants)
69 Km NE of Guidonia Montecelio (88673 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
72 Km W of Chieti (51815 inhabitants)
74 Km SE of Foligno (57155 inhabitants)
75 Km W of Pescara (121014 inhabitants)
92 Km NE of Roma (2864731 inhabitants)
96 Km NE of Velletri (53303 inhabitants)
98 Km E of Viterbo (67173 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 1.5 2020-12-31
09:05:48
42.4567 13.3013 15 2021-02-26
14:56:17
Bollettino Sismico Italiano INGV 86850701
Reviewed
Rev100
ML 1.5 2020-12-31
09:05:48
42.4577 13.3008 14 2020-12-31
09:20:25
Sala Sismica INGV-Roma 85901161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-31 09:05:48 ± 0.11
Latitude 42.4567 ± 0.0036
Longitude 13.3013 ± 0.0061
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86850701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 485
Semi-minor axis of confidence ellipse (meter) 203
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
Circular confidence region, given by single value of horizontal uncertainty (meter) 490
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.60075
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 86850701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-25 13:36:55

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 85901161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-31 09:20:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.IMI.HHZ. 2020-12-31T09:07:50.10 3.0 undecidable manual Sn 5.08 0
GU.CANO.HHZ. 2020-12-31T09:07:47.08 3.0 undecidable manual Sn 5.02 0
IV.PIPA.HHZ. 2020-12-31T09:07:39.66 3.0 undecidable manual Sg 2.81 0
SL.BOJS.BHZ. 2020-12-31T09:07:37.07 3.0 undecidable manual Sg 12.65 0
IV.CADC.HNZ. 2020-12-31T09:07:33.67 3.0 undecidable manual Sn -1.15 0
IV.HAGA.HHZ. 2020-12-31T09:06:57.18 3.0 undecidable manual Pn -9.99 0
IV.CAGR.HHZ. 2020-12-31T09:06:55.42 3.0 undecidable manual Pn -6.08 0
IV.IFIL.HHZ. 2020-12-31T09:06:52.84 3.0 negative manual Pg 3.8 0
IV.FIR.HHZ. 2020-12-31T09:06:52.87 3.0 undecidable manual Sn 1.66 0
IV.FIR.HHZ. 2020-12-31T09:06:22.99 3.0 undecidable manual Pn -0.27 0
IV.BLLA.EHZ. 2020-12-31T09:06:19.87 3.0 negative manual Pn -0.77 0
IV.FDMO.HHZ. 2020-12-31T09:06:09.36 0.3 undecidable manual S 345 0.6007 94 0.88 55
IV.MC2.EHZ. 2020-12-31T09:06:05.24 0.3 undecidable manual S 350 0.4623 95 0.85 57
IV.NRCA.HHZ. 2020-12-31T09:06:02.46 0.3 undecidable manual S 340 0.4011 96 -0.13 69
IV.GAVE.EHZ. 2020-12-31T09:06:01.84 0.3 undecidable manual S 308 0.3813 97 -0.17 70
IV.MTRA.EHZ. 2020-12-31T09:05:59.48 0.3 undecidable manual S 13 0.3076 99 -0.38 67
IV.FDMO.HHZ. 2020-12-31T09:05:59.86 0.3 undecidable manual P 345 0.6007 94 -0.05 68
IV.TERO.HHZ. 2020-12-31T09:05:58.68 0.3 undecidable manual S 53 0.2779 101 -0.3 68
IV.FIAM.HNZ. 2020-12-31T09:05:57.59 0.3 undecidable manual S 216 0.232 104 -0.08 75
IV.LNSS.HHZ. 2020-12-31T09:05:57.36 0.3 undecidable manual S 307 0.2419 104 -0.57 64
IV.MC2.EHZ. 2020-12-31T09:05:57.53 0.1 undecidable manual P 350 0.4623 95 -0.02 94
IV.SMA1.EHZ. 2020-12-31T09:05:56.31 0.3 undecidable manual S 8 0.1754 113 0.24 73
IV.GAVE.EHZ. 2020-12-31T09:05:56.02 0.3 undecidable manual P 308 0.3813 97 -0.16 70
IV.NRCA.HHZ. 2020-12-31T09:05:56.32 0.1 undecidable manual P 340 0.4011 96 -0.19 92
IV.GIGS.HJZ. 2020-12-31T09:05:56.58 0.3 undecidable manual S 91 0.2005 108 -0.17 72
IV.T1299.HNZ. 2020-12-31T09:05:55.99 0.3 undecidable manual S 355 0.1781 112 -0.15 72
IV.LRP.EHZ. 2020-12-31T09:05:55.39 3.0 negative manual P -8.37 0
IV.TERO.HHZ. 2020-12-31T09:05:54.47 0.3 undecidable manual P 53 0.2779 101 0.04 74
IV.MTRA.EHZ. 2020-12-31T09:05:54.71 0.1 undecidable manual P 13 0.3076 99 -0.22 93
IV.CAMP.HHZ. 2020-12-31T09:05:54.37 0.3 undecidable manual S 45 0.1124 129 -0.08 74
MN.AQU.HNZ. 2020-12-31T09:05:54.98 0.3 undecidable manual S 143 0.1277 124 0.16 73
IV.GIGS.HJZ. 2020-12-31T09:05:53.16 0.3 undecidable manual P 91 0.2005 108 0.02 75
IV.LNSS.HHZ. 2020-12-31T09:05:53.80 0.1 undecidable manual P 307 0.2419 104 -0.02 99
IV.FIAM.HNZ. 2020-12-31T09:05:53.92 0.3 undecidable manual P 216 0.232 104 0.25 70
IV.CAMP.HHZ. 2020-12-31T09:05:52.05 0.3 undecidable manual P 45 0.1124 129 0.24 73
MN.AQU.HNZ. 2020-12-31T09:05:52.17 0.3 undecidable manual P 143 0.1277 124 0.14 74
IV.SMA1.EHZ. 2020-12-31T09:05:52.81 0.1 undecidable manual P 8 0.1754 113 0.07 100
IV.T1299.HNZ. 2020-12-31T09:05:52.89 0.3 undecidable manual P 355 0.1781 112 0.11 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.5 0.0002026001 0.1792 AML other m 2020-12-31T09:05:56.65
IV.SMA1.EHN. ML:1.7 0.0003228955 0.384 AML other m 2020-12-31T09:05:56.78
IV.LNSS.HHE. ML:1.7 0.0002365 0.36 AML other m 2020-12-31T09:05:58.51
IV.LNSS.HNE. ML:1.6 0.0002158989 0.16 AML other m 2020-12-31T09:05:58.52
IV.LNSS.HNN. ML:1.7 0.0002554789 0.192 AML other m 2020-12-31T09:05:58.84
IV.LNSS.HHN. ML:1.7 0.00028 0.2 AML other m 2020-12-31T09:05:58.85
IV.MTRA.HNN. ML:1.5 0.000126858905 0.1472 AML other m 2020-12-31T09:05:59.60
IV.MTRA.EHN. ML:1.5 0.000118623445 0.1152 AML other m 2020-12-31T09:05:59.60
IV.TERO.HHE. ML:0.8 2.638081E-5 0.1408 AML other m 2020-12-31T09:05:59.77
IV.MTRA.HNE. ML:1.6 0.000174051715 0.1664 AML other m 2020-12-31T09:05:59.91
IV.MTRA.EHE. ML:1.7 0.0001788107 0.1792 AML other m 2020-12-31T09:05:59.83
IV.TERO.HHN. ML:0.8 2.521359E-5 1.9424 AML other m 2020-12-31T09:06:00.99
IV.NRCA.HNE. ML:1.5 9.6149565E-5 1.8784 AML other m 2020-12-31T09:06:02.06
IV.NRCA.HHN. ML:1.6 0.0001135 0.16 AML other m 2020-12-31T09:06:03.04
IV.NRCA.HNN. ML:1.6 0.000109444455 1.872 AML other m 2020-12-31T09:06:03.04
IV.NRCA.HHE. ML:1.5 9.34E-5 0.14 AML other m 2020-12-31T09:06:03.12
IV.GAVE.EHN. ML:1.3 5.7878874E-5 0.16 AML other m 2020-12-31T09:06:03.52
IV.GAVE.EHE. ML:1.3 6.211594E-5 0.2816 AML other m 2020-12-31T09:06:05.96
IV.FDMO.HHN. ML:0.8 1.0998135E-5 0.1344 AML other m 2020-12-31T09:06:10.68
IV.FDMO.HHE. ML:1.1 2.01695715E-5 0.1984 AML other m 2020-12-31T09:06:11.18
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