Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 01-07-2020 and time 06:30:42 (UTC) in region 8 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.0 earthquake occured in region: 8 km SE Castelsantangelo sul Nera (MC), on

  • 01-07-2020 06:30:42 (UTC)
  • 01-07-2020 08:30:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8380, 13.2120 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.

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
Castelsantangelo sul Nera MC 8 281 281
Montegallo AP 10 523 804
Arquata del Tronto AP 10 1178 1982
Norcia PG 11 4957 6939
Montemonaco AP 12 604 7543
Ussita MC 13 444 7987
Visso MC 14 1107 9094
Preci PG 15 724 9818
Montefortino FM 16 1178 10996
Accumoli RI 16 667 11663
Bolognola MC 18 142 11805
Acquasanta Terme AP 18 2916 14721
Amandola FM 20 3629 18350

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
45 Km W of Teramo (54892 inhabitants)
55 Km NE of Terni (111501 inhabitants)
56 Km N of L'Aquila (69753 inhabitants)
73 Km E of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
90 Km S of Ancona (100861 inhabitants)
92 Km W of Pescara (121014 inhabitants)
95 Km NW of Chieti (51815 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 2020-07-01
06:30:42		 42.8378 13.2117 12 2020-07-01
06:37:14		 Sala Sismica INGV-Roma 80667441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-01 06:30:42 ± 0.04
Latitude 42.8378 ± 0.0027
Longitude 13.2117 ± 0.0037
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 80667441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 348
Semi-minor axis of confidence ellipse (meter) 112
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35973
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 80667441
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-01 06:37:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VIVA.HHZ. 2020-07-01T06:31:18.64 3.0 undecidable manual S -0.1 0
IV.TERO.HHZ. 2020-07-01T06:30:55.16 0.6 undecidable manual S 127 39.9267 93 -0.08 48
IV.RM33.EHZ. 2020-07-01T06:30:54.53 0.6 undecidable manual S 180 36.5412 93 0.19 48
IV.FOSV.EHZ. 2020-07-01T06:30:54.23 3.0 undecidable manual P 0.77 0
IV.CSP1.EHZ. 2020-07-01T06:30:52.27 0.6 undecidable manual S 359 28.1496 94 0.15 49
IV.FDMO.HHZ. 2020-07-01T06:30:51.03 0.6 undecidable manual S 335 24.2535 96 -0.04 51
IT.MTCL.HGZ. 2020-07-01T06:30:51.07 0.3 undecidable manual S 315 24.4533 96 -0.05 76
IV.RM33.EHZ. 2020-07-01T06:30:49.22 0.6 negative manual P 180 36.5412 93 0.04 49
IV.TERO.HHZ. 2020-07-01T06:30:49.52 0.3 undecidable manual P 127 39.9267 93 -0.18 71
IV.NRCA.HHZ. 2020-07-01T06:30:47.07 0.6 undecidable manual S 267 7.881 137 -0.01 52
IV.CSP1.EHZ. 2020-07-01T06:30:47.97 0.6 positive manual P 359 28.1496 94 0.07 49
IT.MTCL.HGZ. 2020-07-01T06:30:47.23 0.1 undecidable manual P 315 24.4533 96 -0.09 100
IV.MMO1.EHZ. 2020-07-01T06:30:47.91 0.6 undecidable manual S 54 11.5773 121 0.08 52
IV.FDMO.HHZ. 2020-07-01T06:30:47.21 0.3 negative manual P 335 24.2535 96 -0.08 75
IV.NRCA.HHZ. 2020-07-01T06:30:45.07 0.6 undecidable manual P 267 7.881 137 0.08 51
IV.MMO1.EHZ. 2020-07-01T06:30:45.44 0.6 negative manual P 54 11.5773 121 0.02 52
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:1.4 0.00034550000000000005 0.18 AML other m 2020-07-01T06:30:47.15
IV.NRCA.HNN. ML:1.6 0.0005710000000000001 0.08 AML other m 2020-07-01T06:30:47.29
IV.NRCA.HHN. ML:1.7 0.0006160000000000001 0.16 AML other m 2020-07-01T06:30:47.29
IV.NRCA.HHE. ML:1.5 0.00036950000000000004 0.78 AML other m 2020-07-01T06:30:47.15
IV.FDMO.HHN. ML:0.7 0.00002845 0.32 AML other m 2020-07-01T06:30:51.19
IV.FDMO.HHE. ML:0.6 0.0000247 0.42 AML other m 2020-07-01T06:30:51.39
IV.TERO.HHN. ML:1.0 0.0000311 0.06 AML other m 2020-07-01T06:30:55.59
IV.TERO.HHE. ML:0.9 0.0000275 0.44 AML other m 2020-07-01T06:30:55.84
IV.RM33.EHE. ML:0.8 0.000025477060000000004 0.24 AML other m 2020-07-01T06:30:55.33
IV.RM33.EHN. ML:0.7 0.000020896650000000003 0.2208 AML other m 2020-07-01T06:30:55.86
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