Earthquake with magnitude of ML 1.5 on date 12-03-2021 and time 21:54:32 (UTC) in region 3 km NW Barete (AQ)

A magnitude ML 1.5 earthquake occured in region: 3 km NW Barete (AQ), on

  • 12-03-2021 21:54:32 (UTC)
  • 12-03-2021 22:54:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.473, 13.263 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 6 665 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 18 69753 87726
Amatrice RI 18 2657 90383
Cittareale RI 18 482 90865
Borgo Velino RI 18 972 91837
Crognaleto TE 20 1297 93134

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 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)
69 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 1.5 2021-03-12
21:54:32
42.4727 13.2627 11 2021-07-12
16:55:15
Bollettino Sismico Italiano INGV 91483881
Reviewed
Rev100
ML 1.5 2021-03-12
21:54:33
42.4763 13.2533 11 2021-03-12
22:03:36
Sala Sismica INGV-Roma 88061901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-12 21:54:32 ± 0.05
Latitude 42.4727 ± 0.0018
Longitude 13.2627 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91483881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 299
Semi-minor axis of confidence ellipse (meter) 170
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 239
Circular confidence region, given by single value of horizontal uncertainty (meter) 300
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 34
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.05126
Epicentral distance of station farthest from the epicenter (degree) 0.57826
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 21
Type of magnitude ML
Reference to an origin 91483881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-18 08:19:29

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 88061901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-12 22:03:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2021-03-12T21:54:52.39 0.6 undecidable manual S 347 0.5783 90 -0.18 45
IV.MF5.EHZ. 2021-03-12T21:54:51.63 1.0 undecidable manual S 16 0.5351 90 0.35 22
IV.T0110.HHZ. 2021-03-12T21:54:49.13 0.3 undecidable manual S 122 0.4506 90 0.34 66
IV.MMO1.EHZ. 2021-03-12T21:54:48.34 0.3 undecidable manual S 6 0.429 90 0.19 70
IV.NRCA.HHZ. 2021-03-12T21:54:46.33 0.3 undecidable manual S 343 0.3768 90 -0.28 68
IV.ARRO.EHZ. 2021-03-12T21:54:46.72 0.6 undecidable manual S 286 0.3813 90 -0.02 48
IV.FDMO.HHZ. 2021-03-12T21:54:44.29 0.3 undecidable manual P 347 0.5783 90 0 70
IV.FAGN.HHZ. 2021-03-12T21:54:44.77 0.6 undecidable manual S 131 0.3148 91 0.01 49
IV.TERO.HHZ. 2021-03-12T21:54:43.79 0.6 undecidable manual S 59 0.2923 91 -0.32 46
IV.MF5.EHZ. 2021-03-12T21:54:43.87 0.3 undecidable manual P 16 0.5351 90 0.31 66
IV.MTRA.EHZ. 2021-03-12T21:54:43.95 0.6 undecidable manual S 19 0.3004 91 -0.39 45
IV.FIAM.HHZ. 2021-03-12T21:54:42.22 0.3 undecidable manual S 208 0.2311 91 -0.07 73
IV.T0110.HHZ. 2021-03-12T21:54:42.27 0.3 undecidable manual P 122 0.4506 90 0.16 69
IV.GIGS.HHZ. 2021-03-12T21:54:41.83 0.3 undecidable manual S 95 0.2293 91 -0.41 69
IV.LNSS.HHZ. 2021-03-12T21:54:41.53 0.6 undecidable manual S 309 0.2095 91 -0.11 48
IV.MMO1.EHZ. 2021-03-12T21:54:41.61 0.1 positive manual P 6 0.429 90 -0.13 93
MN.AQU.HNZ. 2021-03-12T21:54:40.07 0.3 undecidable manual S 138 0.1583 93 -0.06 75
IV.NRCA.HHZ. 2021-03-12T21:54:40.66 0.1 undecidable manual P 343 0.3768 90 -0.19 93
IV.SMA1.EHZ. 2021-03-12T21:54:40.60 0.3 undecidable manual S 19 0.1664 92 0.22 73
IV.ARRO.EHZ. 2021-03-12T21:54:40.76 0.6 undecidable manual P 286 0.3813 90 -0.17 47
IV.T1299.HNZ. 2021-03-12T21:54:40.19 0.3 undecidable manual S 5 0.1619 93 -0.06 75
IV.FAGN.HHZ. 2021-03-12T21:54:39.87 0.6 undecidable manual P 131 0.3148 91 0.08 48
IV.CAMP.HHZ. 2021-03-12T21:54:39.15 0.3 undecidable manual S 60 0.125 101 0 75
IV.TERO.HHZ. 2021-03-12T21:54:39.16 0.3 undecidable manual P 59 0.2923 91 -0.25 70
IV.MTRA.EHZ. 2021-03-12T21:54:39.30 0.3 undecidable manual P 19 0.3004 91 -0.25 70
IV.FIAM.HHZ. 2021-03-12T21:54:38.27 0.1 positive manual P 208 0.2311 91 -0.08 98
IV.GIGS.HHZ. 2021-03-12T21:54:38.13 0.3 undecidable manual P 95 0.2293 91 -0.2 72
IV.LNSS.HHZ. 2021-03-12T21:54:37.95 0.1 undecidable manual P 309 0.2095 91 -0.03 99
IV.T1299.HNZ. 2021-03-12T21:54:37.24 0.1 undecidable manual P 5 0.1619 93 0.06 100
IV.RM33.EHZ. 2021-03-12T21:54:37.29 0.3 undecidable manual S 316 0.0513 145 -0.06 77
MN.AQU.HNZ. 2021-03-12T21:54:37.19 0.3 undecidable manual P 138 0.1583 93 0.08 74
IV.SMA1.EHZ. 2021-03-12T21:54:37.46 0.1 undecidable manual P 19 0.1664 92 0.21 97
IV.CAMP.HHZ. 2021-03-12T21:54:36.69 0.3 undecidable manual P 60 0.125 101 0.14 73
IV.RM33.EHZ. 2021-03-12T21:54:35.66 0.1 negative manual P 316 0.0513 145 0.15 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:2.3 0.0015092505 0.32 AML other m 2021-03-12T21:54:41.06
IV.SMA1.EHE. ML:2.3 0.00161 1.7 AML other m 2021-03-12T21:54:40.13
IV.LNSS.HHN. ML:1.5 0.00018152555 0.1792 AML other m 2021-03-12T21:54:42.33
IV.FIAM.HHN. ML:0.7 2.88982395E-5 0.1536 AML other m 2021-03-12T21:54:42.75
IV.FIAM.HHE. ML:0.7 3.22E-5 0.36 AML other m 2021-03-12T21:54:42.17
IV.LNSS.HHE. ML:1.4 0.000167 1.56 AML other m 2021-03-12T21:54:42.98
IV.MTRA.EHN. ML:1.8 0.00025 0.5 AML other m 2021-03-12T21:54:44.40
IV.MTRA.EHE. ML:1.6 0.0001686885 0.1536 AML other m 2021-03-12T21:54:44.53
IV.TERO.HHE. ML:1.1 5.5087705E-5 0.128 AML other m 2021-03-12T21:54:45.16
IV.FAGN.HHE. ML:1.4 0.00010125 0.26 AML other m 2021-03-12T21:54:47.27
IV.NRCA.HHN. ML:1.7 0.0001655 0.16 AML other m 2021-03-12T21:54:47.35
IV.NRCA.HHE. ML:2 0.0003005 0.14 AML other m 2021-03-12T21:54:47.58
IV.FAGN.HHN. ML:1.4 0.0001013 0.42 AML other m 2021-03-12T21:54:50.39
IV.LRP.EHE. ML:0 2.955E-5 1.42 AML other m 2021-03-12T21:54:55.08
IV.LRP.EHN. ML:0 1.16E-5 0.46 AML other m 2021-03-12T21:55:15.67
IV.LNSS.HNE. ML:1.4 0.00017297201 0.2048 AML other m 2021-03-12T21:54:43.36
IV.LNSS.HNN. ML:1.5 0.00018285845 0.192 AML other m 2021-03-12T21:54:42.23
IV.MTRA.HNN. ML:1.8 0.0002593181 0.192 AML other m 2021-03-12T21:54:44.15
IV.MTRA.HNE. ML:1.7 0.00021994285 0.2816 AML other m 2021-03-12T21:54:44.67
IV.NRCA.HNE. ML:2 0.00029812625 0.1664 AML other m 2021-03-12T21:54:47.58
IV.ARRO.EHE. ML:1.2 5.5386415E-5 0.2816 AML other m 2021-03-12T21:54:47.14
IV.ARRO.EHN. ML:1.2 5.253567E-5 0.2176 AML other m 2021-03-12T21:54:47.21
IV.T0110.HHE. ML:1.3 5.1582512E-5 0.2816 AML other m 2021-03-12T21:54:54.91
IV.T0110.HHN. ML:1.3 4.8955035E-5 0.4608 AML other m 2021-03-12T21:54:50.98
IV.MF5.EHN. ML:1.7 9.3644865E-5 0.5248 AML other m 2021-03-12T21:54:52.99
IV.FDMO.HHE. ML:1.2 2.920041E-5 0.2688 AML other m 2021-03-12T21:54:54.38
IV.FDMO.HHN. ML:1.3 3.6852665E-5 0.3072 AML other m 2021-03-12T21:54:55.21
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