Earthquake with magnitude of ML 0.5 on date 07-06-2021 and time 19:46:34 (UTC) in region 1 km S Ussita (MC)

A magnitude ML 0.5 earthquake occured in region: 1 km S Ussita (MC), on

  • 07-06-2021 19:46:34 (UTC)
  • 07-06-2021 21:46:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9390, 13.1380 at 8 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
Ussita MC 1 444 444
Visso MC 4 1107 1551
Castelsantangelo sul Nera MC 5 281 1832
Bolognola MC 10 142 1974
Preci PG 10 724 2698
Acquacanina MC 11 121 2819
Fiastra MC 11 559 3378
Fiordimonte MC 12 202 3580
Monte Cavallo MC 13 145 3725
Pieve Torina MC 14 1458 5183
Pievebovigliana MC 14 866 6049
Montemonaco AP 16 604 6653
Norcia PG 17 4957 11610
Montefortino FM 17 1178 12788
Sarnano MC 17 3264 16052
Muccia MC 18 915 16967
Sellano PG 18 1079 18046
Amandola FM 18 3629 21675
Montegallo AP 19 523 22198

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Foligno (57155 inhabitants)
56 Km NW of Teramo (54892 inhabitants)
58 Km NE of Terni (111501 inhabitants)
64 Km E of Perugia (166134 inhabitants)
69 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
95 Km NW of Montesilvano (53738 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 0.5 2021-06-07
19:46:34
42.9393 13.1375 8 2021-06-07
20:21:55
Sala Sismica INGV-Roma 90907781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-07 19:46:34 ± 0.09
Latitude 42.9393 ± 0.0018
Longitude 13.1375 ± 0.0037
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 90907781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 260
Semi-minor axis of confidence ellipse (meter) 29
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 271
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.07
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.16008
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 90907781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-07 20:21:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HPAC.HHZ. 2021-06-07T19:48:13.33 3.0 negative manual Pg 11.94 0
RF.GEPF.HHZ. 2021-06-07T19:48:01.84 3.0 undecidable manual Sn -3.66 0
IV.SALO.HNZ. 2021-06-07T19:48:00.37 3.0 undecidable manual Sn -2.16 0
MN.TRI.HHZ. 2021-06-07T19:47:50.33 3.0 undecidable manual Sn -2.37 0
IV.CAFE.HHZ. 2021-06-07T19:47:41.81 3.0 undecidable manual Sn 3.99 0
IV.SPS2.HHZ. 2021-06-07T19:47:35.89 3.0 undecidable manual Pn 1.59 0
IV.PIPA.HHZ. 2021-06-07T19:47:32.97 3.0 undecidable manual Pn -2.27 0
IV.EUCT.HNZ. 2021-06-07T19:47:30.21 3.0 undecidable manual Pn 3.11 0
GU.CANO.HHZ. 2021-06-07T19:47:30.69 3.0 undecidable manual Pn 2.77 0
ST.CARE.EHZ. 2021-06-07T19:47:28.82 3.0 negative manual Pn -2.27 0
IV.PZUN.HHZ. 2021-06-07T19:47:17.74 3.0 undecidable manual Pn 1.49 0
IV.CSNT.HHZ. 2021-06-07T19:47:16.33 3.0 undecidable manual S 0.38 0
IV.MNTV.EHZ. 2021-06-07T19:47:12.95 3.0 positive manual Pn -2.55 0
IV.RMP.HHZ. 2021-06-07T19:47:02.15 3.0 undecidable manual S -1.84 0
IV.RIBO.EHZ.01 2021-06-07T19:46:54.93 3.0 negative manual P -1.38 0
IV.LRP.EHZ. 2021-06-07T19:46:54.59 3.0 undecidable manual P 2.59 0
IV.PESA.HHZ. 2021-06-07T19:46:50.34 3.0 undecidable manual P -1.71 0
IV.PE3.EHZ. 2021-06-07T19:46:45.70 3.0 negative manual P -4.05 0
IV.ARVD.HHZ. 2021-06-07T19:46:44.49 3.0 undecidable manual P -0.96 0
IV.FIAM.HNZ. 2021-06-07T19:46:40.08 3.0 undecidable manual P -1 0
IV.MMO1.EHZ. 2021-06-07T19:46:40.26 0.6 undecidable manual S 106 15.9729 117 -0.13 49
IV.CSP1.EHZ. 2021-06-07T19:46:40.99 0.6 undecidable manual S 18 17.7711 114 0.05 50
IV.NRCA.HHZ. 2021-06-07T19:46:39.09 0.1 undecidable manual S 189 11.877 124 -0.06 100
IV.CSP1.EHZ. 2021-06-07T19:46:38.05 1.0 undecidable manual P 18 17.7711 114 -0.03 25
IV.FDMO.HHZ. 2021-06-07T19:46:38.97 0.6 undecidable manual S 339 11.4774 125 -0.08 50
IV.NRCA.HHZ. 2021-06-07T19:46:37.10 0.1 undecidable manual P 189 11.877 124 0.06 100
IV.MC2.EHZ. 2021-06-07T19:46:37.59 0.6 undecidable manual S 126 5.1948 147 0.09 50
IV.MMO1.EHZ. 2021-06-07T19:46:37.77 0.6 negative manual P 106 15.9729 117 0.02 50
IV.MC2.EHZ. 2021-06-07T19:46:36.25 1.0 undecidable manual P 126 5.1948 147 0.16 25
IV.FDMO.HHZ. 2021-06-07T19:46:36.98 1.0 negative manual P 339 11.4774 125 -0.01 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.2 0.0000194 0.26 AML other m 2021-06-07T19:46:39.00
IV.NRCA.HHE. ML:0.7 0.000060700000000000005 0.18 AML other m 2021-06-07T19:46:39.25
IV.FDMO.HHE. ML:0.2 0.0000183 0.72 AML other m 2021-06-07T19:46:39.21
IV.NRCA.HHN. ML:0.5 0.00003855 0.78 AML other m 2021-06-07T19:46:39.99
IV.CSP1.EHE. ML:0.8 0.000062451401 1.9456 AML other m 2021-06-07T19:46:41.80
IV.CSP1.EHN. ML:0.6 0.00003730079 0.4608 AML other m 2021-06-07T19:46:41.89
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