Earthquake with magnitude of ML 1.0 on date 16-06-2021 and time 21:18:06 (Italy) in region 4 km N Amatrice (RI)

A magnitude ML 1.0 earthquake occured in region: 4 km N Amatrice (RI), on

  • 16-06-2021 19:18:06 (UTC)
  • 16-06-2021 21:18:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6620, 13.2900 at 12 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
Amatrice RI 4 2657 2657
Accumoli RI 5 667 3324
Cittareale RI 12 482 3806
Arquata del Tronto AP 12 1178 4984
Campotosto AQ 13 542 5526
Acquasanta Terme AP 16 2916 8442
Montereale AQ 16 2581 11023
Capitignano AQ 16 665 11688
Cortino TE 19 656 12344
Valle Castellana TE 19 977 13321
Rocca Santa Maria TE 20 537 13858

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km W of Teramo (54892 inhabitants)
36 Km N of L'Aquila (69753 inhabitants)
54 Km E of Terni (111501 inhabitants)
58 Km SE of Foligno (57155 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
79 Km W of Pescara (121014 inhabitants)
80 Km W of Chieti (51815 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
87 Km NE of Tivoli (56533 inhabitants)
89 Km SE of Perugia (166134 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 1.0 2021-06-16
19:18:06
42.6623 13.2895 12 2021-06-16
19:34:14
Sala Sismica INGV-Roma 91414151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-16 19:18:06 ± 0.09
Latitude 42.6623 ± 0.0045
Longitude 13.2895 ± 0.0061
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 91414151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 469
Semi-minor axis of confidence ellipse (meter) 175
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 24
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34804
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 91414151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-16 19:34:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CMPR.HHZ. 2021-06-16T19:19:30.62 3.0 undecidable manual Sg 13.76 0
CR.STON.BHZ. 2021-06-16T19:19:23.48 3.0 undecidable manual Sn -0.29 0
MN.CLTB.HHZ. 2021-06-16T19:19:18.28 3.0 negative manual Pn 6.26 0
AC.VLO.HHZ. 2021-06-16T19:19:13.98 3.0 positive manual Pn 2.36 0
IV.RESU.HHZ. 2021-06-16T19:19:09.45 3.0 positive manual Pn -2.12 0
IV.SARZ.HHZ. 2021-06-16T19:19:08.78 3.0 undecidable manual Pg 17.709999 0
GU.GSCL.HHZ. 2021-06-16T19:19:05.17 3.0 undecidable manual Sn 0.54 0
IV.MILN.HNZ. 2021-06-16T19:19:03.45 3.0 negative manual Pg 10.02 0
IV.SENA.HHZ. 2021-06-16T19:18:56.25 3.0 negative manual Pn 5.02 0
IV.VOBA.EHZ. 2021-06-16T19:18:53.42 3.0 negative manual Pn 6.6 0
IV.ORZI.HHZ. 2021-06-16T19:18:45.25 3.0 positive manual Pn -2.67 0
IV.TOLF.HHZ. 2021-06-16T19:18:44.22 3.0 undecidable manual Sg 6.11 0
IV.CMPR.HHZ. 2021-06-16T19:18:40.55 3.0 undecidable manual Pn -0.41 0
IV.MNTV.EHZ. 2021-06-16T19:18:38.50 3.0 positive manual Pn -1.51 0
IV.VIVA.HHZ. 2021-06-16T19:18:36.01 3.0 undecidable manual Sn -0.96 0
IV.MF5.EHZ. 2021-06-16T19:18:20.39 0.3 undecidable manual S 21 38.628 93 0.84 57
IV.RMP.HHZ. 2021-06-16T19:18:20.98 3.0 positive manual Pg 2.88 0
IV.GAVE.EHZ. 2021-06-16T19:18:17.70 0.3 undecidable manual S 276 32.4453 94 -0.18 70
IV.MMO1.HNZ. 2021-06-16T19:18:16.28 0.3 undecidable manual S 7 26.4513 95 -0.02 73
IV.TERO.HHZ. 2021-06-16T19:18:15.81 0.3 undecidable manual S 100 26.0517 95 -0.37 69
IV.NRCA.HHZ. 2021-06-16T19:18:15.29 0.3 undecidable manual S 323 23.754 96 -0.29 69
IV.RM33.EHZ. 2021-06-16T19:18:14.05 0.3 undecidable manual S 200 18.0708 102 -0.04 75
IV.LNSS.HHN. 2021-06-16T19:18:14.97 0.3 undecidable manual S 252 21.3675 98 0.02 74
IV.MF5.EHZ. 2021-06-16T19:18:14.75 0.6 undecidable manual P 21 38.628 93 0.6 42
IV.GAVE.EHZ. 2021-06-16T19:18:13.13 0.1 undecidable manual P 276 32.4453 94 -0.05 96
IV.ARVD.HHZ. 2021-06-16T19:18:13.40 3.0 undecidable manual P -0.36 0
IV.TERO.HHZ. 2021-06-16T19:18:12.23 0.6 undecidable manual P 100 26.0517 95 0.02 48
IV.MMO1.HNZ. 2021-06-16T19:18:12.31 0.3 undecidable manual P 7 26.4513 95 0.04 73
IV.MTRA.EHZ. 2021-06-16T19:18:12.56 0.3 undecidable manual S 40 13.6752 114 -0.39 69
IV.LNSS.HHN. 2021-06-16T19:18:11.60 0.1 undecidable manual P 252 21.3675 98 0.11 97
IV.NRCA.HHZ. 2021-06-16T19:18:11.80 0.1 undecidable manual P 323 23.754 96 -0.06 97
IV.MNTT.EHZ. 2021-06-16T19:18:11.09 3.0 undecidable manual P -0.4 0
IV.SMA1.EHZ. 2021-06-16T19:18:11.09 0.3 undecidable manual S 133 5.0949 151 -0.18 74
IV.RM33.EHZ. 2021-06-16T19:18:11.12 0.1 undecidable manual P 200 18.0708 102 0.13 97
IV.MTRA.EHZ. 2021-06-16T19:18:10.34 0.1 undecidable manual P 40 13.6752 114 0 100
IV.T1299.HNZ. 2021-06-16T19:18:10.96 0.3 undecidable manual S 191 3.1968 162 -0.1 75
IV.T1299.HNZ. 2021-06-16T19:18:09.44 0.1 undecidable manual P 191 3.1968 162 0.19 98
IV.SMA1.EHZ. 2021-06-16T19:18:09.52 1.0 undecidable manual P 133 5.0949 151 0.16 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.1 0.00016299999999999998 0.14 AML other m 2021-06-16T19:18:11.24
IV.SMA1.EHE. ML:1.1 0.00016962405 0.128 AML other m 2021-06-16T19:18:11.24
IV.MTRA.EHN. ML:1.1 0.0001305 1.8 AML other m 2021-06-16T19:18:12.01
IV.MTRA.EHE. ML:1.1 0.00011004933499999999 0.2432 AML other m 2021-06-16T19:18:13.54
IV.RM33.EHN. ML:0.6 0.0000317 0.56 AML other m 2021-06-16T19:18:14.11
IV.RM33.EHE. ML:0.5 0.00002749042 0.3072 AML other m 2021-06-16T19:18:15.36
IV.NRCA.HHE. ML:1.1 0.00006987904 0.1408 AML other m 2021-06-16T19:18:15.53
IV.NRCA.HHN. ML:0.9 0.00004495 0.08 AML other m 2021-06-16T19:18:15.62
IV.MTRA.HNE. ML:1.1 0.00011972408000000001 0.2432 AML other m 2021-06-16T19:18:13.08
IV.MTRA.HNN. ML:1.1 0.00012003065499999999 0.2048 AML other m 2021-06-16T19:18:12.91
IV.TERO.HHE. ML:1.0 0.00005905224 0 AML other m 2021-06-16T19:18:16.76
IV.TERO.HHN. ML:0.7 0.000026293460000000002 0.0896 AML other m 2021-06-16T19:18:16.65
IV.GAVE.EHE. ML:0.9 0.00003676559 0.256 AML other m 2021-06-16T19:18:18.65
IV.GAVE.EHN. ML:0.8 0.000026786743000000003 0.1152 AML other m 2021-06-16T19:18:18.58
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