Earthquake with magnitude of ML 1.9 on date 12-03-2021 and time 21:45:28 (UTC) in region 3 km NW Barete (AQ)

A magnitude ML 1.9 earthquake occured in region: 3 km NW Barete (AQ), on

  • 12-03-2021 21:45:28 (UTC)
  • 12-03-2021 22:45:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.47, 13.262 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.

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
Cagnano Amiterno AQ 3 1369 2106
Pizzoli AQ 5 4326 6432
Montereale AQ 6 2581 9013
Capitignano AQ 7 665 9678
Scoppito AQ 11 3727 13405
Borbona RI 12 617 14022
Campotosto AQ 13 542 14564
Posta RI 15 694 15258
Antrodoco RI 16 2588 17846
Micigliano RI 17 127 17973
L'Aquila AQ 17 69753 87726
Amatrice RI 18 2657 90383
Borgo Velino RI 18 972 91355
Cittareale RI 19 482 91837
Crognaleto TE 20 1297 93134
Tornimparte AQ 20 3187 96321

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of L'Aquila (69753 inhabitants)
42 Km SW of Teramo (54892 inhabitants)
51 Km E of Terni (111501 inhabitants)
68 Km NE of Tivoli (56533 inhabitants)
68 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
73 Km W of Montesilvano (53738 inhabitants)
76 Km W of Chieti (51815 inhabitants)
78 Km W of Pescara (121014 inhabitants)
91 Km NE of Roma (2864731 inhabitants)
95 Km E of Viterbo (67173 inhabitants)
96 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 1.9 2021-03-12
21:45:28
42.4695 13.2623 11 2021-07-12
16:55:15
Bollettino Sismico Italiano INGV 91451001
Reviewed
Rev100
ML 1.9 2021-03-12
21:45:28
42.4772 13.2577 13 2021-03-12
21:58:29
Sala Sismica INGV-Roma 88061481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-12 21:45:28 ± 0.04
Latitude 42.4695 ± 0.0009
Longitude 13.2623 ± 0.0037
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91451001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 800
Semi-minor axis of confidence ellipse (meter) 260
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 2
Circular confidence region, given by single value of horizontal uncertainty (meter) 260
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.05306
Epicentral distance of station farthest from the epicenter (degree) 1.05401
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 39
Type of magnitude ML
Reference to an origin 91451001
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-17 12:50:16

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 88061481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-12 21:58:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.EL6.EHZ. 2021-03-12T21:45:57.10 0.6 undecidable manual S 352 0.8669 90 0.07 43
IV.CSP1.EHZ. 2021-03-12T21:45:50.20 0.6 undecidable manual S 356 0.6232 90 0.37 42
IV.GUMA.HHZ. 2021-03-12T21:45:49.40 0.3 undecidable manual S 5 0.5954 90 0.41 63
IV.CESI.HHZ. 2021-03-12T21:45:49.30 0.3 undecidable manual S 334 0.5963 90 0.28 64
IV.FDMO.HHZ. 2021-03-12T21:45:48.40 0.6 undecidable manual S 347 0.581 90 -0.17 45
IV.ARVD.HHZ. 2021-03-12T21:45:48.78 0.3 undecidable manual P 347 1.054 90 0.41 57
IV.MF5.EHZ. 2021-03-12T21:45:47.50 0.6 undecidable manual S 16 0.5378 90 0.21 45
IV.CESX.HHZ. 2021-03-12T21:45:46.30 0.3 undecidable manual S 286 0.5162 90 -0.35 67
IV.T0110.HHZ. 2021-03-12T21:45:45.20 0.6 undecidable manual S 122 0.4488 90 0.54 43
IV.EL6.EHZ. 2021-03-12T21:45:45.15 0.6 undecidable manual P 352 0.8669 90 0.01 43
IV.MMO1.EHZ. 2021-03-12T21:45:44.10 0.3 undecidable manual S 6 0.4326 90 -0.06 71
IV.ARRO.EHZ. 2021-03-12T21:45:42.50 0.6 undecidable manual S 287 0.3822 90 -0.17 47
IV.NRCA.HHZ. 2021-03-12T21:45:42.20 0.3 undecidable manual S 343 0.3795 90 -0.4 67
IV.MNTT.EHZ. 2021-03-12T21:45:41.62 0.3 undecidable manual P 22 0.6403 90 0.34 64
IV.GAVE.EHZ. 2021-03-12T21:45:41.90 0.6 undecidable manual S 310 0.3507 90 0.16 46
IV.FDMO.HHZ. 2021-03-12T21:45:40.12 0.3 undecidable manual P 347 0.581 90 -0.14 68
IV.MTRA.EHZ. 2021-03-12T21:45:40.00 0.3 undecidable manual S 19 0.3031 90 -0.35 68
IV.GUMA.HHZ. 2021-03-12T21:45:40.68 0.3 undecidable manual P 5 0.5954 90 0.18 66
IV.CSP1.EHZ. 2021-03-12T21:45:40.82 0.3 undecidable manual P 356 0.6232 90 -0.16 67
IV.CESI.HHZ. 2021-03-12T21:45:40.59 0.3 undecidable manual P 334 0.5963 90 0.08 67
IV.MF5.EHZ. 2021-03-12T21:45:39.76 0.3 undecidable manual P 16 0.5378 90 0.24 67
IV.TERO.HHZ. 2021-03-12T21:45:39.60 0.6 undecidable manual S 59 0.2941 90 -0.48 44
IV.CESX.HHZ. 2021-03-12T21:45:39.04 0.3 undecidable manual P 286 0.5162 90 -0.11 70
IV.FIAM.HHZ. 2021-03-12T21:45:38.00 0.3 undecidable manual S 208 0.2284 90 -0.11 73
IV.T0110.HHZ. 2021-03-12T21:45:38.11 0.3 undecidable manual P 122 0.4488 90 0.11 70
IV.MMO1.EHZ. 2021-03-12T21:45:37.51 0.1 positive manual P 6 0.4326 90 -0.2 92
IV.LNSS.HHZ. 2021-03-12T21:45:37.40 0.3 undecidable manual S 309 0.2113 90 -0.21 73
IV.GIGS.HJZ. 2021-03-12T21:45:37.80 0.3 undecidable manual S 94 0.2293 90 -0.36 68
MN.AQU.HNZ. 2021-03-12T21:45:36.20 0.3 undecidable manual S 138 0.1565 90 0.22 73
IV.FAGN.HHZ. 2021-03-12T21:45:36.21 0.6 undecidable manual P 131 0.313 90 0.54 44
IV.ARRO.EHZ. 2021-03-12T21:45:36.62 0.1 positive manual P 287 0.3822 90 -0.23 93
IV.T1299.HNZ. 2021-03-12T21:45:36.00 0.3 undecidable manual S 5 0.1655 90 -0.25 72
IV.GAVE.EHZ. 2021-03-12T21:45:36.48 0.3 undecidable manual P 310 0.3507 90 0.16 70
IV.SMA1.EHZ. 2021-03-12T21:45:36.40 0.3 undecidable manual S 18 0.17 90 0.02 75
IV.NRCA.HHZ. 2021-03-12T21:45:36.56 0.1 negative manual P 343 0.3795 90 -0.25 92
IV.CAMP.HHZ. 2021-03-12T21:45:35.10 0.3 undecidable manual S 58 0.1268 91 -0.01 75
IV.MTRA.EHZ. 2021-03-12T21:45:35.19 0.1 undecidable manual P 19 0.3031 90 -0.32 92
IV.FIAM.HHZ. 2021-03-12T21:45:34.20 0.1 positive manual P 208 0.2284 90 -0.02 99
IV.TERO.HHZ. 2021-03-12T21:45:34.98 0.6 undecidable manual P 59 0.2941 90 -0.38 45
IV.GIGS.HJZ. 2021-03-12T21:45:34.20 0.6 undecidable manual P 94 0.2293 90 -0.04 49
IV.SMA1.EHZ. 2021-03-12T21:45:33.45 0.1 undecidable manual P 18 0.17 90 0.23 96
IV.RM33.EHZ. 2021-03-12T21:45:33.10 0.3 undecidable manual S 318 0.0531 143 -0.15 75
MN.AQU.HNZ. 2021-03-12T21:45:33.24 0.3 undecidable manual P 138 0.1565 90 0.25 72
IV.LNSS.HHZ. 2021-03-12T21:45:33.93 0.3 undecidable manual P 309 0.2113 90 0 74
IV.T1299.HNZ. 2021-03-12T21:45:33.10 0.1 undecidable manual P 5 0.1655 90 -0.04 100
IV.CAMP.HHZ. 2021-03-12T21:45:32.56 0.3 undecidable manual P 58 0.1268 91 0.08 75
IV.RM33.EHZ. 2021-03-12T21:45:31.55 0.1 undecidable manual P 318 0.0531 143 0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:2.8 0.004323503 0.3328 AML other m 2021-03-12T21:45:36.97
IV.SMA1.EHE. ML:2.8 0.004425 1.7 AML other m 2021-03-12T21:45:36.89
IV.LNSS.HHN. ML:1.9 0.00047666075 0.1664 AML other m 2021-03-12T21:45:38.21
IV.FIAM.HHE. ML:1.3 0.000107 0.36 AML other m 2021-03-12T21:45:38.25
IV.LNSS.HHE. ML:1.8 0.00043764125 0.192 AML other m 2021-03-12T21:45:39.25
IV.LNSS.HNE. ML:1.8 0.0003962302 0.192 AML other m 2021-03-12T21:45:39.26
IV.LNSS.HNN. ML:1.8 0.0004233481 0.3712 AML other m 2021-03-12T21:45:40.27
IV.FIAM.HHN. ML:1.2 9.415E-5 1.12 AML other m 2021-03-12T21:45:39.63
IV.TERO.HHE. ML:1.5 0.00013773325 0.1664 AML other m 2021-03-12T21:45:40.88
IV.MTRA.HNE. ML:2.2 0.000733 0.26 AML other m 2021-03-12T21:45:40.29
IV.MTRA.EHE. ML:2.2 0.0007035 0.26 AML other m 2021-03-12T21:45:40.43
IV.MTRA.HNN. ML:2.2 0.000627 0.24 AML other m 2021-03-12T21:45:40.31
IV.MTRA.EHN. ML:2.2 0.0006472528 0.2432 AML other m 2021-03-12T21:45:40.31
IV.TERO.HHN. ML:1.6 0.000191753 0.2176 AML other m 2021-03-12T21:45:41.18
IV.ARRO.EHE. ML:1.7 0.0001515 1.72 AML other m 2021-03-12T21:45:43.90
IV.FAGN.HHE. ML:1.8 0.0002705 0.26 AML other m 2021-03-12T21:45:43.18
IV.NRCA.HHN. ML:2.1 0.000419 0.14 AML other m 2021-03-12T21:45:43.25
IV.GAVE.EHE. ML:1.6 0.000134006145 0.2176 AML other m 2021-03-12T21:45:48.33
IV.NRCA.HHE. ML:2.3 0.0007355 0.14 AML other m 2021-03-12T21:45:43.49
IV.ARRO.EHN. ML:1.7 0.00016621845 0.1408 AML other m 2021-03-12T21:45:43.23
IV.GAVE.EHN. ML:1.6 0.00014809725 0.1408 AML other m 2021-03-12T21:45:44.54
IV.FAGN.HHN. ML:1.8 0.00026 0.42 AML other m 2021-03-12T21:45:46.09
IV.T0110.HHN. ML:1.6 9.68E-5 0.44 AML other m 2021-03-12T21:45:48.00
IV.FDMO.HHE. ML:1.6 7.065313E-5 0.192 AML other m 2021-03-12T21:45:50.25
IV.GUMA.HHN. ML:2.3 0.0003628258 0.256 AML other m 2021-03-12T21:45:50.71
IV.T0110.HHE. ML:1.7 0.0001228 0.26 AML other m 2021-03-12T21:45:50.81
IV.GUMA.HHE. ML:2.3 0.00038407185 0.384 AML other m 2021-03-12T21:45:50.64
IV.FDMO.HHN. ML:1.7 9.115E-5 0.2 AML other m 2021-03-12T21:45:51.11
IV.CESI.HHN. ML:1.7 9.0487145E-5 0.2176 AML other m 2021-03-12T21:45:51.11
IV.CESI.HHE. ML:1.6 6.408096E-5 0.2688 AML other m 2021-03-12T21:45:51.74
IV.CSP1.EHE. ML:2.1 0.0002239811 0.3712 AML other m 2021-03-12T21:45:52.70
IV.CSP1.EHN. ML:2.1 0.00022482195 0.2176 AML other m 2021-03-12T21:45:52.95
IV.TERO.HNN. ML:1.8 0.00026609485 0.448 AML other m 2021-03-12T21:45:42.61
IV.TERO.HNE. ML:1.6 0.00018117265 0.2688 AML other m 2021-03-12T21:45:42.20
IV.NRCA.HNE. ML:2.3 0.000717333 0.1536 AML other m 2021-03-12T21:45:43.49
IV.NRCA.HNN. ML:2.1 0.00037884675 0.2048 AML other m 2021-03-12T21:45:43.24
IV.CESX.HHN. ML:1.4 5.9871915E-5 0.3072 AML other m 2021-03-12T21:45:48.15
IV.CESX.HHE. ML:1.3 4.6626905E-5 0.3968 AML other m 2021-03-12T21:45:50.02
IV.MF5.EHN. ML:2 0.0001959813 0.2944 AML other m 2021-03-12T21:45:49.17
IV.MF5.EHE. ML:2 0.0001882663 0.32 AML other m 2021-03-12T21:45:49.32
IV.GUMA.HNN. ML:2.4 0.00046255475 0.5376 AML other m 2021-03-12T21:45:50.69
IV.EL6.EHE. ML:2 9.884791E-5 0.896 AML other m 2021-03-12T21:46:07.39
IV.EL6.EHN. ML:1.9 8.8492545E-5 0.5248 AML other m 2021-03-12T21:46:07.74
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