Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 07-12-2019 and time 22:59:42 (Italy) in region 3 km N Barete (AQ)

A magnitude ML 1.0 earthquake occured in region: 3 km N Barete (AQ), on

  • 07-12-2019 21:59:42 (UTC)
  • 07-12-2019 22:59:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4740, 13.2780 at 11 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
Barete AQ 3 737 737
Pizzoli AQ 4 4326 5063
Cagnano Amiterno AQ 5 1369 6432
Capitignano AQ 6 665 7097
Montereale AQ 6 2581 9678
Scoppito AQ 12 3727 13405
Campotosto AQ 12 542 13947
Borbona RI 13 617 14564
Posta RI 16 694 15258
L'Aquila AQ 17 69753 85011
Antrodoco RI 17 2588 87599
Amatrice RI 17 2657 90256
Micigliano RI 18 127 90383
Crognaleto TE 19 1297 91680
Cittareale RI 19 482 92162
Borgo Velino RI 19 972 93134

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of L'Aquila (69753 inhabitants)
41 Km SW of Teramo (54892 inhabitants)
53 Km E of Terni (111501 inhabitants)
69 Km NE of Tivoli (56533 inhabitants)
69 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
74 Km W of Chieti (51815 inhabitants)
77 Km W of Pescara (121014 inhabitants)
92 Km NE of Roma (2864731 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
97 Km NE of Velletri (53303 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 1.0 2019-12-07
21:59:42		 42.4742 13.2775 11 2020-02-28
16:42:20		 Bollettino Sismico Italiano INGV 75835101
Reviewed
Rev100 		ML 1.0 2019-12-07
21:59:41		 42.4705 13.2648 9 2019-12-07
22:15:23		 Sala Sismica INGV-Roma 74421481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-07 21:59:42 ± 0.07
Latitude 42.4742 ± 0.0045
Longitude 13.2775 ± 0.0049
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75835101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 550
Semi-minor axis of confidence ellipse (meter) 310
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 316
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.53060
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 17
Type of magnitude ML
Reference to an origin 75835101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-25 11:27:47

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 74421481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-07 22:15:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IMOL.HNZ. 2019-12-07T22:00:51.03 3.0 undecidable manual Sg 1.59 0
IV.APEC.HNZ. 2019-12-07T22:00:24.54 3.0 undecidable manual S -1.97 0
IV.MMUR.HNZ. 2019-12-07T22:00:14.22 3.0 undecidable manual S -4.91 0
IV.VIVA.HHZ. 2019-12-07T21:59:57.97 3.0 negative manual P -1.09 0
IV.MF5.EHZ. 2019-12-07T21:59:53.29 0.3 undecidable manual P 15 58.8966 90 0.69 59
IV.TERO.HHZ. 2019-12-07T21:59:52.87 0.6 undecidable manual S 58 31.3464 90 -0.07 48
IV.FIAM.HHZ. 2019-12-07T21:59:51.50 0.6 undecidable manual S 210 26.3514 90 -0.1 48
IV.MC2.EHE. 2019-12-07T21:59:51.67 0.3 undecidable manual P 352 49.0176 90 0.58 62
IV.MMO1.EHZ. 2019-12-07T21:59:50.59 0.3 undecidable manual P 5 47.3193 90 -0.23 68
IV.LNSS.HHZ. 2019-12-07T21:59:50.68 0.6 undecidable manual S 306 24.0537 90 -0.31 47
IV.GIGS.HHZ. 2019-12-07T21:59:50.65 0.6 undecidable manual S 95 24.2535 90 -0.4 46
IV.FAGN.HHZ. 2019-12-07T21:59:49.44 0.3 undecidable manual P 133 34.1436 90 0.65 63
IV.NRCA.HNZ. 2019-12-07T21:59:49.72 0.3 undecidable manual P 342 42.0246 90 -0.29 68
IV.T1299.HNZ. 2019-12-07T21:59:49.15 0.3 undecidable manual S 1 17.7711 90 -0.16 73
IV.GAVE.EHE. 2019-12-07T21:59:49.60 0.3 undecidable manual P 308 39.5271 90 -0.02 72
IV.SMA1.EHZ. 2019-12-07T21:59:49.50 0.6 undecidable manual S 15 17.9709 90 0.13 49
IV.MTRA.EHZ. 2019-12-07T21:59:48.19 0.3 undecidable manual P 17 32.8449 90 -0.4 68
IV.CAMP.HHZ. 2019-12-07T21:59:48.00 0.6 undecidable manual S 57 12.7761 102 0.03 50
IV.TERO.HHZ. 2019-12-07T21:59:48.42 0.6 undecidable manual P 58 31.3464 90 0.06 49
IV.FIAM.HHZ. 2019-12-07T21:59:47.47 0.6 undecidable manual P 210 26.3514 90 -0.12 48
IV.LNSS.HHZ. 2019-12-07T21:59:47.04 0.3 undecidable manual P 306 24.0537 90 -0.2 72
IV.GIGS.HHZ. 2019-12-07T21:59:47.04 0.3 undecidable manual P 95 24.2535 90 -0.23 71
IV.T1299.HNZ. 2019-12-07T21:59:46.31 0.3 undecidable manual P 1 17.7711 90 0.05 75
IV.RM33.EHZ. 2019-12-07T21:59:46.54 0.3 undecidable manual S 307 6.4935 139 -0.02 77
IV.SMA1.EHZ. 2019-12-07T21:59:46.41 0.3 undecidable manual P 15 17.9709 90 0.11 74
IV.CAMP.HHZ. 2019-12-07T21:59:45.56 0.3 undecidable manual P 57 12.7761 102 0.07 75
IV.RM33.EHZ. 2019-12-07T21:59:44.80 0.1 undecidable manual P 307 6.4935 139 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.0 0.00015557375 0.1408 AML other m 2019-12-07T21:59:46.59
IV.RM33.HNN. ML:1.1 0.00016840825000000002 0.1536 AML other m 2019-12-07T21:59:46.59
IV.RM33.HNE. ML:0.9 0.0001114635 0.1792 AML other m 2019-12-07T21:59:46.60
IV.RM33.EHE. ML:0.9 0.00010385959 1.8976 AML other m 2019-12-07T21:59:46.01
IV.SMA1.EHN. ML:1.8 0.00046099754999999996 1.7056 AML other m 2019-12-07T21:59:49.00
IV.SMA1.EHE. ML:2.0 0.00070766575 1.7184 AML other m 2019-12-07T21:59:49.88
IV.LNSS.HHN. ML:1.3 0.000110184185 0.3072 AML other m 2019-12-07T21:59:51.02
IV.LNSS.HHE. ML:1.2 0.000093276585 0.1408 AML other m 2019-12-07T21:59:51.20
IV.FIAM.HHE. ML:0.4 0.000014152797 0.2176 AML other m 2019-12-07T21:59:51.68
IV.GIGS.HHE. ML:0.2 0.0000091621645 0.3712 AML other m 2019-12-07T21:59:53.34
IV.FIAM.HHN. ML:0.6 0.00002114547 0.2944 AML other m 2019-12-07T21:59:53.77
IV.TERO.HHE. ML:0.6 0.000019357017 0.0896 AML other m 2019-12-07T21:59:54.52
IV.TERO.HHN. ML:0.7 0.000023704755 0.0896 AML other m 2019-12-07T21:59:54.52
IV.LNSS.HNE. ML:1.3 0.00011479555 1.5648 AML other m 2019-12-07T21:59:55.17
IV.LNSS.HNN. ML:1.4 0.00013889275 1.5776 AML other m 2019-12-07T21:59:56.18
IV.FAGN.HHE. ML:1.2 0.00006164270499999999 0.4096 AML other m 2019-12-07T21:59:56.66
IV.FAGN.HHN. ML:1.1 0.000048141395000000006 0.3328 AML other m 2019-12-07T21:59:59.23
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