Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.2 on date 01-07-2020 and time 21:32:08 (UTC) in region 4 km NW Ussita (MC)

A magnitude ML 0.2 earthquake occured in region: 4 km NW Ussita (MC), on

  • 01-07-2020 21:32:08 (UTC)
  • 01-07-2020 23:32:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9730, 13.1200 at 13 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 4 444 444
Visso MC 5 1107 1551
Fiordimonte MC 8 202 1753
Fiastra MC 8 559 2312
Acquacanina MC 8 121 2433
Bolognola MC 9 142 2575
Castelsantangelo sul Nera MC 9 281 2856
Pieve Torina MC 10 1458 4314
Monte Cavallo MC 10 145 4459
Pievebovigliana MC 10 866 5325
Preci PG 12 724 6049
Muccia MC 14 915 6964
Sarnano MC 16 3264 10228
Serravalle di Chienti MC 18 1070 11298
Sellano PG 18 1079 12377
Montefortino FM 18 1178 13555
Camerino MC 19 6974 20529
Montemonaco AP 19 604 21133
Cessapalombo MC 19 512 21645
Amandola FM 19 3629 25274

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Foligno (57155 inhabitants)
59 Km NW of Teramo (54892 inhabitants)
60 Km NE of Terni (111501 inhabitants)
61 Km E of Perugia (166134 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
79 Km SW of Ancona (100861 inhabitants)
97 Km S of Fano (60888 inhabitants)
98 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 0.2 2020-07-01
21:32:08		 42.9733 13.1195 13 2020-07-01
21:44:45		 Sala Sismica INGV-Roma 80686341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-01 21:32:08 ± 0.13
Latitude 42.9733 ± 0.0045
Longitude 13.1195 ± 0.0086
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 80686341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 624
Semi-minor axis of confidence ellipse (meter) 348
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 140
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.18076
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.2

Field Value
Value 0.2
Uncertainty 0.3
Num. used stations 3
Type of magnitude ML
Reference to an origin 80686341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-01 21:44:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ACATE.EHZ. 2020-07-01T21:33:34.53 3.0 undecidable manual Pg 21.209999 0
IV.PLMA.HHZ. 2020-07-01T21:33:15.02 3.0 undecidable manual Sn -4.85 0
IV.ECTS.HHZ. 2020-07-01T21:33:06.46 3.0 positive manual Pn 3.72 0
GU.CANO.HHZ. 2020-07-01T21:33:05.58 3.0 negative manual Pg 12.7 0
IV.CRTO.HHZ. 2020-07-01T21:32:58.99 3.0 undecidable manual Sn 1.09 0
IV.ROM9.HNZ. 2020-07-01T21:32:56.06 3.0 undecidable manual Sg 8.2 0
IV.IFOR.HHZ. 2020-07-01T21:32:52.00 3.0 undecidable manual Sn -7.84 0
IV.SARZ.HHZ. 2020-07-01T21:32:48.90 3.0 positive manual Pn -0.92 0
SI.BOSI.HHZ. 2020-07-01T21:32:45.02 3.0 negative manual Pn -2.78 0
IV.ROSPO.HHZ. 2020-07-01T21:32:37.75 3.0 undecidable manual Sn -0.52 0
IV.PLMA.HHZ. 2020-07-01T21:32:34.64 3.0 negative manual Pn -3.56 0
IV.MMUR.HNZ. 2020-07-01T21:32:33.09 3.0 undecidable manual Sn -4.16 0
IV.MAON.HHZ. 2020-07-01T21:32:23.28 3.0 undecidable manual Pn -3.15 0
IV.PE3.EHZ. 2020-07-01T21:32:21.32 3.0 positive manual Pg 3.73 0
IV.ROSPO.HHZ. 2020-07-01T21:32:20.80 3.0 negative manual Pg 5.97 0
IV.CRTC.HHZ. 2020-07-01T21:32:19.98 3.0 undecidable manual Pg 3.89 0
IV.MPAG.HNZ. 2020-07-01T21:32:18.81 3.0 negative manual Pg 2.82 0
IV.MMO1.EHZ. 2020-07-01T21:32:15.64 0.6 undecidable manual S 116 18.7701 108 -0.38 61
IV.CSP1.EHZ. 2020-07-01T21:32:15.02 0.6 undecidable manual S 28 14.874 117 -0.04 66
IV.NRCA.HNZ. 2020-07-01T21:32:15.11 0.6 undecidable manual S 182 15.5733 115 -0.11 66
IV.FDMO.HHZ. 2020-07-01T21:32:13.40 0.6 undecidable manual S 340 7.4814 143 -0.14 66
IV.MC2.EHZ. 2020-07-01T21:32:13.94 0.6 undecidable manual S 141 8.88 137 0.15 65
IV.APEC.HHZ. 2020-07-01T21:32:13.70 3.0 undecidable manual P -3.76 0
IV.MML1.HNE. 2020-07-01T21:32:13.09 0.6 undecidable manual P 322 19.6692 106 0.14 65
IV.GUMA.HHE. 2020-07-01T21:32:13.26 0.3 undecidable manual P 60 20.0688 106 0.23 95
IV.MMO1.EHZ. 2020-07-01T21:32:12.80 0.3 undecidable manual P 116 18.7701 108 -0.03 98
IV.CSP1.EHZ. 2020-07-01T21:32:12.20 0.6 undecidable manual P 28 14.874 117 -0.07 65
IV.NRCA.HNZ. 2020-07-01T21:32:12.33 0.3 undecidable manual P 182 15.5733 115 -0.04 99
IV.NARO.HHZ. 2020-07-01T21:32:12.56 3.0 positive manual P -4.23 0
IV.FDMO.HHZ. 2020-07-01T21:32:11.35 0.3 undecidable manual P 340 7.4814 143 -0.04 100
IV.MC2.EHZ. 2020-07-01T21:32:11.71 0.3 undecidable manual P 141 8.88 137 0.18 97
IV.ARVD.HHZ. 2020-07-01T21:32:11.83 3.0 undecidable manual P 0
IV.PTQR.HHZ. 2020-07-01T21:32:09.23 3.0 undecidable manual Pn -6.31 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.3 0.000025633475000000003 0.1408 AML other m 2020-07-01T21:32:13.67
IV.FDMO.HHE. ML:-0.1 0.000012139919999999998 0.1664 AML other m 2020-07-01T21:32:14.30
IV.ARVD.HHN. ML:0.4 0.0000058387445 0.0512 AML other m 2020-07-01T21:32:16.47
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