Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 14-07-2020 and time 23:02:30 (Italy) in region 5 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 0.8 earthquake occured in region: 5 km SE Castelsantangelo sul Nera (MC), on

  • 14-07-2020 21:02:30 (UTC)
  • 14-07-2020 23:02:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8660, 13.2050 at 14 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 5 281 281
Ussita MC 10 444 725
Montemonaco AP 11 604 1329
Montegallo AP 11 523 1852
Visso MC 12 1107 2959
Norcia PG 12 4957 7916
Arquata del Tronto AP 13 1178 9094
Preci PG 14 724 9818
Montefortino FM 14 1178 10996
Bolognola MC 15 142 11138
Amandola FM 18 3629 14767
Acquacanina MC 19 121 14888
Accumoli RI 19 667 15555
Fiastra MC 19 559 16114
Acquasanta Terme AP 20 2916 19030
Comunanza AP 20 3166 22196

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
47 Km W of Teramo (54892 inhabitants)
57 Km NE of Terni (111501 inhabitants)
59 Km N of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
94 Km W of Pescara (121014 inhabitants)
97 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
Bulletin
Rev1000 		ML 0.8 2020-07-14
21:02:30		 42.8662 13.2048 14 2020-11-19
12:37:03		 Bollettino Sismico Italiano INGV 83337481
Reviewed
Rev100 		ML 0.8 2020-07-14
21:02:30		 42.8647 13.2063 14 2020-07-14
21:11:48		 Sala Sismica INGV-Roma 81036851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-14 21:02:30 ± 0.11
Latitude 42.8662 ± 0.0027
Longitude 13.2048 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83337481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 408
Semi-minor axis of confidence ellipse (meter) 75
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 96
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38041
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 9
Type of magnitude ML
Reference to an origin 81036851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-14 21:11:48

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 9
Type of magnitude ML
Reference to an origin 83337481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-28 16:23:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.ACOM.HHZ. 2020-07-14T21:04:21.37 3.0 undecidable manual Sg 15.54 0
IV.ZONE.HHZ. 2020-07-14T21:04:03.20 3.0 undecidable manual Sn -0.01 0
IV.MPNC.HHZ. 2020-07-14T21:03:51.26 3.0 undecidable manual Pg 10.69 0
IV.ACATE.EHZ. 2020-07-14T21:03:50.51 3.0 negative manual Pn -2.57 0
IV.ZONE.HHZ. 2020-07-14T21:03:35.26 3.0 undecidable manual Pg 13.7 0
IV.CRAC.EHZ. 2020-07-14T21:03:32.91 3.0 negative manual Pg 12.66 0
GU.GSCL.HHZ. 2020-07-14T21:03:31.14 3.0 undecidable manual Sn -1.33 0
IV.SEI.HHZ. 2020-07-14T21:03:20.83 3.0 undecidable manual Sn 3.31 0
IV.ROSPO.HHZ. 2020-07-14T21:03:00.22 3.0 negative manual Pg 7.69 0
IV.RMP.HHZ. 2020-07-14T21:03:00.22 3.0 undecidable manual Sn -0.67 0
IV.APEC.HHZ. 2020-07-14T21:02:56.35 3.0 undecidable manual S 0.3 0
IV.TERO.HHZ. 2020-07-14T21:02:44.62 0.3 undecidable manual S 130 42.2244 95 0.35 66
IV.GAVE.HNZ. 2020-07-14T21:02:41.50 0.3 undecidable manual S 233 31.8459 98 0 71
IV.SMA1.EHZ. 2020-07-14T21:02:40.56 0.3 undecidable manual S 158 28.2495 100 0.01 73
IV.CSP1.EHZ. 2020-07-14T21:02:39.55 0.3 undecidable manual S 360 25.0527 102 -0.16 71
IV.MF5.EHZ. 2020-07-14T21:02:39.71 0.3 undecidable manual S 57 24.6531 103 0.08 71
IV.TERO.HHZ. 2020-07-14T21:02:38.18 0.1 undecidable manual P 130 42.2244 95 -0.26 90
IV.MTRA.HNZ. 2020-07-14T21:02:38.18 0.3 undecidable manual S 128 19.7691 109 -0.18 72
IV.GAVE.HNZ. 2020-07-14T21:02:37.06 0.3 undecidable manual P 233 31.8459 98 0.22 70
IV.SMA1.EHZ. 2020-07-14T21:02:36.23 0.3 undecidable manual P 158 28.2495 100 -0.07 71
IV.MMO1.EHZ. 2020-07-14T21:02:36.08 0.3 undecidable manual S 70 10.5783 133 -0.15 73
IV.MF5.EHZ. 2020-07-14T21:02:36.14 0.1 undecidable manual P 57 24.6531 103 0.38 90
IV.MC2.EHZ. 2020-07-14T21:02:35.57 0.3 undecidable manual S 346 5.1948 155 0.2 73
IV.NRCA.HHZ. 2020-07-14T21:02:35.71 0.1 undecidable manual S 244 8.1807 142 -0.09 98
IV.CSP1.EHZ. 2020-07-14T21:02:35.53 0.3 undecidable manual P 360 25.0527 102 -0.28 69
IV.MTRA.HNZ. 2020-07-14T21:02:34.91 0.3 undecidable manual P 128 19.7691 109 -0.13 72
IV.MMO1.EHZ. 2020-07-14T21:02:33.79 0.1 undecidable manual P 70 10.5783 133 -0.02 100
IV.MC2.EHZ. 2020-07-14T21:02:33.40 0.1 undecidable manual P 346 5.1948 155 0.09 99
IV.NRCA.HHZ. 2020-07-14T21:02:33.67 0.3 undecidable manual P 244 8.1807 142 0.11 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNN. ML:1.3 0.00019913633999999998 0.0896 AML other m 2020-07-14T21:02:35.85
IV.NRCA.HHN. ML:1.3 0.00020150000000000002 0.74 AML other m 2020-07-14T21:02:36.42
IV.NRCA.HHE. ML:1.2 0.0001675 0.08 AML other m 2020-07-14T21:02:36.57
IV.NRCA.HNE. ML:1.1 0.00015117039999999998 0.0896 AML other m 2020-07-14T21:02:36.58
IV.CSP1.EHN. ML:0.7 0.000023113060000000005 1.6672 AML other m 2020-07-14T21:02:39.96
IV.SMA1.EHE. ML:0.5 0.000016834445 0.4864 AML other m 2020-07-14T21:02:40.73
IV.SMA1.EHN. ML:0.5 0.0000125165195 0.1152 AML other m 2020-07-14T21:02:40.76
IV.TERO.HHN. ML:0.2 0.0000061251855 0.1536 AML other m 2020-07-14T21:02:44.85
IV.TERO.HHE. ML:0.5 0.000008681981 1.872 AML other m 2020-07-14T21:02:45.06
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