Earthquake with magnitude of ML 1.4 on date 18-05-2021 and time 11:07:28 (UTC) in region 3 km NE Capitignano (AQ)

A magnitude ML 1.4 earthquake occured in region: 3 km NE Capitignano (AQ), on

  • 18-05-2021 11:07:28 (UTC)
  • 18-05-2021 13:07:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5500, 13.3160 at 14 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Capitignano AQ 3 665 665
Campotosto AQ 5 542 1207
Montereale AQ 6 2581 3788
Amatrice RI 9 2657 6445
Barete AQ 11 737 7182
Cagnano Amiterno AQ 12 1369 8551
Pizzoli AQ 13 4326 12877
Crognaleto TE 13 1297 14174
Cittareale RI 15 482 14656
Borbona RI 16 617 15273
Accumoli RI 17 667 15940
Cortino TE 18 656 16596
Posta RI 18 694 17290
Fano Adriano TE 18 296 17586
Pietracamela TE 20 271 17857

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NW of L'Aquila (69753 inhabitants)
34 Km W of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
67 Km SE of Foligno (57155 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
73 Km W of Chieti (51815 inhabitants)
74 Km W of Pescara (121014 inhabitants)
78 Km NE of Tivoli (56533 inhabitants)
78 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km SE of Perugia (166134 inhabitants)
100 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
Reviewed
Rev100
ML 1.4 2021-05-18
11:07:28
42.5497 13.3158 14 2021-05-18
11:14:22
Sala Sismica INGV-Roma 90226471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-18 11:07:28 ± 0.09
Latitude 42.5497 ± 0.0036
Longitude 13.3158 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 90226471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 338
Semi-minor axis of confidence ellipse (meter) 201
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 27
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 124
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 20
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37322
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 90226471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-18 11:14:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRJA.HHZ. 2021-05-18T11:09:15.40 3.0 undecidable manual Sn -8.13 0
RD.PGF.BHZ. 2021-05-18T11:09:13.48 3.0 undecidable manual Sg 18.32 0
IV.CADC.HNZ. 2021-05-18T11:09:09.98 3.0 undecidable manual Sn -0.38 0
CH.GIMEL.HHZ. 2021-05-18T11:09:07.50 3.0 positive manual Pn 6.54 0
IV.MSSA.HHZ. 2021-05-18T11:09:00.63 3.0 undecidable manual Sn 1.02 0
IV.SENA.HHZ. 2021-05-18T11:08:57.53 3.0 undecidable manual Sn -3.2 0
GU.BLANC.HHZ. 2021-05-18T11:08:51.63 3.0 undecidable manual Pn 1.37 0
SL.BOJS.BHZ. 2021-05-18T11:08:50.37 3.0 undecidable manual Sn -6.11 0
MN.TRI.HHZ. 2021-05-18T11:08:48.42 3.0 undecidable manual Sn -7.45 0
IV.CRJA.HHZ. 2021-05-18T11:08:39.11 3.0 positive manual Pg 8.01 0
IV.CAPR.HNZ. 2021-05-18T11:08:33.42 3.0 undecidable manual Pg 6.6 0
IV.EFIU.HHZ. 2021-05-18T11:08:31.66 3.0 undecidable manual Pn -1.82 0
IV.ZEN8.EHZ. 2021-05-18T11:08:23.53 3.0 undecidable manual Pn 1.21 0
IV.PLMA.HHZ. 2021-05-18T11:08:19.43 3.0 undecidable manual Pg 6.53 0
IV.TEOL.HHZ. 2021-05-18T11:08:11.31 3.0 undecidable manual Pn -3.33 0
IV.CRTC.HHZ. 2021-05-18T11:08:11.25 3.0 undecidable manual Sg 1 0
IV.ARVD.HHZ. 2021-05-18T11:08:03.66 3.0 undecidable manual Sg -0.02 0
IV.TOLF.HHZ. 2021-05-18T11:08:00.29 3.0 undecidable manual Sn -1.15 0
IV.BSSO.HHZ. 2021-05-18T11:07:59.44 3.0 undecidable manual Sn -0.43 0
IV.RIBO.EHZ.01 2021-05-18T11:07:55.38 3.0 undecidable manual Pn -0.23 0
IV.PIEI.HHZ. 2021-05-18T11:07:50.04 3.0 undecidable manual Pg 1.56 0
IV.GAVE.EHZ. 2021-05-18T11:07:41.04 0.3 undecidable manual S 295 37.8288 97 -0.2 69
IV.NRCA.HHZ. 2021-05-18T11:07:40.48 0.3 undecidable manual S 333 35.5422 98 -0.14 70
IV.RMP.HHZ. 2021-05-18T11:07:40.16 3.0 undecidable manual Pg 0.33 0
IV.TERO.HHZ. 2021-05-18T11:07:37.66 0.3 undecidable manual S 71 24.8529 104 -0.17 71
IV.GIGS.HHE. 2021-05-18T11:07:37.32 0.3 undecidable manual S 117 23.5542 105 -0.17 71
IV.MTRA.EHZ. 2021-05-18T11:07:37.28 0.1 undecidable manual S 16 23.8539 105 -0.28 93
IV.LNSS.HHZ. 2021-05-18T11:07:37.40 0.1 undecidable manual S 285 23.2545 105 0 97
IV.MC2.EHZ. 2021-05-18T11:07:36.82 1.0 undecidable manual P 346 41.4252 96 0.37 22
IV.NRCA.HHZ. 2021-05-18T11:07:35.59 0.1 negative manual P 333 35.5422 98 0.04 96
IV.GAVE.EHZ. 2021-05-18T11:07:35.94 0.6 positive manual P 295 37.8288 97 0.03 48
IV.RM33.EHZ. 2021-05-18T11:07:34.01 0.1 undecidable manual S 241 9.3795 138 -0.19 96
IV.SMA1.EHZ. 2021-05-18T11:07:34.15 0.3 undecidable manual S 10 9.0798 139 0 75
IV.TERO.HHZ. 2021-05-18T11:07:34.04 1.0 undecidable manual P 71 24.8529 104 0.1 24
IV.CAMP.HHE. 2021-05-18T11:07:33.88 0.1 undecidable manual S 101 7.7811 144 -0.04 100
IV.LNSS.HHZ. 2021-05-18T11:07:33.86 0.3 positive manual P 285 23.2545 105 0.17 72
IV.GIGS.HHE. 2021-05-18T11:07:33.73 0.1 undecidable manual P 117 23.5542 105 -0.01 97
IV.MTRA.EHZ. 2021-05-18T11:07:33.79 0.6 undecidable manual P 16 23.8539 105 0 49
IV.SMA1.EHZ. 2021-05-18T11:07:32.07 0.1 positive manual P 10 9.0798 139 0.26 96
IV.T1299.EHE. 2021-05-18T11:07:32.08 0.1 undecidable manual P 344 9.7791 136 0.2 97
IV.CAMP.HHE. 2021-05-18T11:07:31.96 0.1 undecidable manual P 101 7.7811 144 0.28 96
IV.RM33.EHZ. 2021-05-18T11:07:31.86 0.6 positive manual P 241 9.3795 138 0.02 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.0 0.00011094999999999999 0.26 AML other m 2021-05-18T11:07:34.24
IV.RM33.EHE. ML:1.1 0.0001325 0.22 AML other m 2021-05-18T11:07:34.22
IV.SMA1.EHN. ML:1.5 0.000352 0.5 AML other m 2021-05-18T11:07:34.43
IV.SMA1.EHE. ML:1.4 0.0002845 0.16 AML other m 2021-05-18T11:07:34.52
IV.MTRA.EHN. ML:1.4 0.00013550000000000001 0.5 AML other m 2021-05-18T11:07:37.36
IV.MTRA.EHE. ML:1.2 0.00009984999999999999 0.16 AML other m 2021-05-18T11:07:37.71
IV.LNSS.HHE. ML:1.3 0.00011929999999999999 0.14 AML other m 2021-05-18T11:07:37.64
IV.LNSS.HHN. ML:1.2 0.00009570000000000001 0.22 AML other m 2021-05-18T11:07:37.70
IV.TERO.HHN. ML:1.1 0.00006965 1.02 AML other m 2021-05-18T11:07:37.84
IV.NRCA.HHN. ML:1.9 0.0002875 0.12 AML other m 2021-05-18T11:07:40.61
IV.NRCA.HHE. ML:1.9 0.000313 0.38 AML other m 2021-05-18T11:07:40.77
IV.TERO.HHE. ML:2.6 0.0020099999999999996 0.78 AML other m 2021-05-18T11:07:46.50
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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