Earthquake with magnitude of ML 1.6 on date 28-04-2021 and time 13:04:47 (UTC) in region 3 km NW Capitignano (AQ)

A magnitude ML 1.6 earthquake occured in region: 3 km NW Capitignano (AQ), on

  • 28-04-2021 13:04:47 (UTC)
  • 28-04-2021 15:04:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.543, 13.276 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Montereale AQ 3 2581 2581
Capitignano AQ 3 665 3246
Campotosto AQ 8 542 3788
Amatrice RI 10 2657 6445
Cagnano Amiterno AQ 10 1369 7814
Barete AQ 10 737 8551
Pizzoli AQ 12 4326 12877
Borbona RI 12 617 13494
Cittareale RI 13 482 13976
Posta RI 15 694 14670
Crognaleto TE 17 1297 15967
Accumoli RI 17 667 16634
Scoppito AQ 19 3727 20361

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NW of L'Aquila (69753 inhabitants)
37 Km W of Teramo (54892 inhabitants)
52 Km E of Terni (111501 inhabitants)
66 Km SE of Foligno (57155 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
75 Km NE of Guidonia Montecelio (88673 inhabitants)
75 Km NE of Tivoli (56533 inhabitants)
76 Km W of Chieti (51815 inhabitants)
77 Km W of Pescara (121014 inhabitants)
96 Km SE of Perugia (166134 inhabitants)
97 Km E of Viterbo (67173 inhabitants)
97 Km NE of Roma (2864731 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 1.6 2021-04-28
13:04:47
42.543 13.2765 13 2021-07-12
16:55:14
Bollettino Sismico Italiano INGV 90902241
Reviewed
Rev100
ML 1.6 2021-04-28
13:04:47
42.547 13.275 13 2021-04-28
13:13:35
Sala Sismica INGV-Roma 89556201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-28 13:04:47 ± 0.07
Latitude 42.5430 ± 0.0036
Longitude 13.2765 ± 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 90902241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 438
Semi-minor axis of confidence ellipse (meter) 182
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 351
Circular confidence region, given by single value of horizontal uncertainty (meter) 440
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.05666
Epicentral distance of station farthest from the epicenter (degree) 0.58096
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 29
Type of magnitude ML
Reference to an origin 90902241
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-14 16:23:20

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 89556201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-28 13:13:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2021-04-28T13:05:00.56 0.6 undecidable manual S 6 0.3579 94 -0.02 48
IV.MNTT.EHE. 2021-04-28T13:04:59.54 1.0 undecidable manual P 24 0.5693 92 0.88 18
IV.GAVE.EHZ. 2021-04-28T13:04:59.24 0.6 undecidable manual S 298 0.3184 95 -0.16 47
IV.MOMA.HNZ. 2021-04-28T13:04:59.14 1.0 undecidable manual P 297 0.581 92 0.28 22
IV.OFFI.HHE. 2021-04-28T13:04:58.19 0.6 undecidable manual P 37 0.4937 92 0.83 37
IV.CSP1.EHZ. 2021-04-28T13:04:58.36 0.3 undecidable manual P 355 0.5513 92 0.01 69
IV.MF5.EHN. 2021-04-28T13:04:57.25 0.3 undecidable manual P 17 0.4641 93 0.38 65
IV.T0110.HHZ. 2021-04-28T13:04:57.24 0.3 undecidable manual P 130 0.4838 93 0.04 69
IV.CESI.HHE. 2021-04-28T13:04:57.85 0.6 undecidable manual P 330 0.536 92 -0.24 44
IV.FDMO.HHZ. 2021-04-28T13:04:57.64 0.3 undecidable manual P 344 0.5126 92 -0.04 69
IV.MTRA.EHZ. 2021-04-28T13:04:56.31 0.3 undecidable manual S 22 0.2311 98 -0.52 65
IV.VCEL.EHZ. 2021-04-28T13:04:56.82 0.6 undecidable manual P 109 0.4416 93 0.35 44
IV.LNSS.HHZ. 2021-04-28T13:04:55.47 0.3 undecidable manual S 289 0.1835 103 0.01 74
IV.MC2.EHZ. 2021-04-28T13:04:55.63 0.6 undecidable manual P 350 0.3741 94 0.31 45
IV.ARRO.EHZ. 2021-04-28T13:04:55.30 0.3 undecidable manual P 276 0.3777 94 -0.09 70
IV.MMO1.EHZ. 2021-04-28T13:04:54.89 0.1 undecidable manual P 6 0.3579 94 -0.16 93
IV.NRCA.HHZ. 2021-04-28T13:04:54.09 0.1 undecidable manual P 338 0.3139 95 -0.21 93
IV.GAVE.EHZ. 2021-04-28T13:04:54.28 0.1 undecidable manual P 298 0.3184 95 -0.09 95
IV.CAMP.HHE. 2021-04-28T13:04:53.05 0.3 undecidable manual S 94 0.098 128 -0.08 74
IV.SMA1.EHZ. 2021-04-28T13:04:53.25 0.1 undecidable manual S 26 0.0971 128 0.12 99
IV.RM33.EHZ. 2021-04-28T13:04:52.24 0.1 undecidable manual S 233 0.0567 147 -0.07 100
IV.T1299.HNE. 2021-04-28T13:04:52.88 0.3 undecidable manual S 3 0.0917 130 -0.1 74
IV.LNSS.HHZ. 2021-04-28T13:04:52.16 0.1 undecidable manual P 289 0.1835 103 0.07 97
IV.TERO.HHZ. 2021-04-28T13:04:52.98 0.3 undecidable manual P 72 0.2536 97 -0.29 69
IV.MTRA.EHZ. 2021-04-28T13:04:52.67 0.1 undecidable manual P 22 0.2311 98 -0.22 94
IV.GIGS.HHZ. 2021-04-28T13:04:52.72 0.3 undecidable manual P 112 0.2356 98 -0.25 70
IV.SMA1.EHZ. 2021-04-28T13:04:50.92 0.1 undecidable manual P 26 0.0971 128 0.18 97
IV.RM33.EHZ. 2021-04-28T13:04:50.44 0.1 undecidable manual P 233 0.0567 147 0.17 98
IV.T1299.HNE. 2021-04-28T13:04:50.79 0.1 undecidable manual P 3 0.0917 130 0.13 98
IV.CAMP.HHE. 2021-04-28T13:04:50.83 0.3 undecidable manual P 94 0.098 128 0.08 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHE. ML:2.1 0.001552355 0.1984 AML other m 2021-04-28T13:04:52.62
IV.RM33.EHN. ML:1.9 0.0009646206 1.8016 AML other m 2021-04-28T13:04:53.04
IV.SMA1.EHE. ML:2.4 0.002425437 0.1792 AML other m 2021-04-28T13:04:53.60
IV.SMA1.EHN. ML:2.1 0.0014293935 0.1408 AML other m 2021-04-28T13:04:53.61
IV.LNSS.HNE. ML:1.8 0.00044743685 0.1344 AML other m 2021-04-28T13:04:55.73
IV.LNSS.HHE. ML:1.9 0.0005105 0.12 AML other m 2021-04-28T13:04:55.73
IV.LNSS.HHN. ML:1.8 0.0004635 0.16 AML other m 2021-04-28T13:04:55.77
IV.LNSS.HNN. ML:1.8 0.000406421 0.16 AML other m 2021-04-28T13:04:55.78
IV.MTRA.HNN. ML:1.8 0.00037538835 0.1536 AML other m 2021-04-28T13:04:56.45
IV.MTRA.EHN. ML:1.8 0.00033596845 0.1344 AML other m 2021-04-28T13:04:56.46
IV.MTRA.HNE. ML:1.7 0.00028244045 0.16 AML other m 2021-04-28T13:04:56.71
IV.MTRA.EHE. ML:1.7 0.0002845 0.16 AML other m 2021-04-28T13:04:56.72
IV.TERO.HHN. ML:1.2 8.438305E-5 0.0832 AML other m 2021-04-28T13:04:57.11
IV.TERO.HHE. ML:1.1 6.095972E-5 0.0768 AML other m 2021-04-28T13:04:59.21
IV.NRCA.HHE. ML:1.7 0.00018988675 0.1024 AML other m 2021-04-28T13:04:59.40
IV.NRCA.HNN. ML:1.7 0.000199898 0.1024 AML other m 2021-04-28T13:04:59.36
IV.NRCA.HHN. ML:1.7 0.000195 0.1 AML other m 2021-04-28T13:04:59.36
IV.GAVE.EHE. ML:1.5 0.0001244179 0.2624 AML other m 2021-04-28T13:04:59.40
IV.GAVE.HNE. ML:1.5 0.000127812155 0.256 AML other m 2021-04-28T13:04:59.40
IV.NRCA.HNE. ML:1.7 0.0001789475 0.1408 AML other m 2021-04-28T13:04:59.48
IV.GAVE.EHN. ML:1.3 7.9183365E-5 0.2048 AML other m 2021-04-28T13:04:59.53
IV.ARRO.EHE. ML:1.2 4.9E-5 0.18 AML other m 2021-04-28T13:05:01.73
IV.ARRO.EHN. ML:1.4 7.71E-5 0.3 AML other m 2021-04-28T13:05:02.25
IV.VCEL.EHN. ML:1.3 5.2512085E-5 0.1408 AML other m 2021-04-28T13:05:05.79
IV.FDMO.HHN. ML:1.1 3.01E-5 0.16 AML other m 2021-04-28T13:05:06.62
IV.FDMO.HHE. ML:1.1 2.74E-5 0.16 AML other m 2021-04-28T13:05:07.40
IV.CSP1.EHE. ML:1.5 6.0434395E-5 0.2816 AML other m 2021-04-28T13:05:07.96
IV.CSP1.EHN. ML:1.5 6.2290682E-5 0.2176 AML other m 2021-04-28T13:05:08.38
IV.VCEL.EHE. ML:1.2 4.3024449E-5 0.4416 AML other m 2021-04-28T13:05:10.24
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