Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 06-09-2020 and time 10:33:00 (UTC) in region 1 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 1.1 earthquake occured in region: 1 km NE Castelsantangelo sul Nera (MC), on

  • 06-09-2020 10:33:00 (UTC)
  • 06-09-2020 12:33:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9060, 13.1620 at 15 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.

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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 1 281 281
Ussita MC 5 444 725
Visso MC 7 1107 1832
Preci PG 10 724 2556
Bolognola MC 11 142 2698
Montemonaco AP 14 604 3302
Norcia PG 14 4957 8259
Acquacanina MC 14 121 8380
Fiastra MC 15 559 8939
Montefortino FM 15 1178 10117
Fiordimonte MC 16 202 10319
Montegallo AP 16 523 10842
Monte Cavallo MC 16 145 10987
Amandola FM 18 3629 14616
Pieve Torina MC 18 1458 16074
Sarnano MC 18 3264 19338
Arquata del Tronto AP 19 1178 20516
Pievebovigliana MC 19 866 21382
Sellano PG 19 1079 22461

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
52 Km NW of Teramo (54892 inhabitants)
57 Km NE of Terni (111501 inhabitants)
65 Km NW of L'Aquila (69753 inhabitants)
67 Km E of Perugia (166134 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
99 Km NW of Pescara (121014 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 1.1 2020-09-06
10:33:00		 42.9063 13.1617 15 2021-02-26
14:55:55		 Bollettino Sismico Italiano INGV 82893511
Reviewed
Rev100 		ML 1.2 2020-09-06
10:33:00		 42.893 13.1438 15 2020-09-06
11:24:17		 Sala Sismica INGV-Roma 82670071
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-06 10:33:00 ± 0.05
Latitude 42.9063 ± 0.0018
Longitude 13.1617 ± 0.0037
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82893511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 253
Semi-minor axis of confidence ellipse (meter) 103
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 237
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.51621
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 82893511
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-14 08:03:32

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 82670071
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-06 11:24:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2020-09-06T10:33:43.15 3.0 undecidable manual S -2.18 0
IV.FOSV.EHZ. 2020-09-06T10:33:18.03 0.3 undecidable manual S 323 53.9016 96 0.32 65
IV.CRTC.HHZ. 2020-09-06T10:33:16.08 3.0 negative manual P -0.91 0
IV.ASSB.HHZ. 2020-09-06T10:33:15.16 0.3 undecidable manual S 290 43.5231 97 0.22 67
IV.SNTG.HHZ. 2020-09-06T10:33:14.70 0.3 undecidable manual S 335 42.624 98 -0.01 71
IV.T1299.HNN. 2020-09-06T10:33:12.17 0.6 undecidable manual S 162 31.746 102 0.33 45
IV.LNSS.HNZ. 2020-09-06T10:33:12.89 0.6 undecidable manual S 196 35.0427 100 0.17 46
IV.GAVE.EHZ. 2020-09-06T10:33:11.95 0.3 undecidable manual S 223 32.2455 102 -0.01 72
IV.SAP2.EHE. 2020-09-06T10:33:11.28 0.6 undecidable manual S 42 28.5492 104 0.26 47
IV.ATCC.EHZ. 2020-09-06T10:33:10.25 0.3 undecidable manual P 306 52.4031 96 -0.08 69
IV.MML1.HNZ. 2020-09-06T10:33:10.73 0.3 undecidable manual S 326 27.6501 105 -0.05 72
IV.CESX.HHE. 2020-09-06T10:33:10.75 0.6 undecidable manual P 235 57.2982 95 -0.33 43
IV.FOSV.EHZ. 2020-09-06T10:33:10.47 0.3 undecidable manual P 323 53.9016 96 -0.09 68
IV.PF6.EHZ. 2020-09-06T10:33:10.15 0.3 undecidable manual S 6 25.8519 106 -0.16 70
IV.CESI.HHZ. 2020-09-06T10:33:09.80 0.3 undecidable manual S 298 23.5542 109 0.07 72
IV.GUMA.HNZ. 2020-09-06T10:33:09.73 0.6 undecidable manual S 39 22.3554 110 0.3 47
IV.TERO.HHZ. 2020-09-06T10:33:09.49 0.3 undecidable manual P 131 47.8188 97 -0.14 68
IV.ARRO.EHZ. 2020-09-06T10:33:09.96 0.3 undecidable manual P 222 48.5181 96 0.22 67
IV.MTRA.EHZ. 2020-09-06T10:33:09.92 0.3 undecidable manual S 131 25.3524 107 -0.25 69
IV.ASSB.HHZ. 2020-09-06T10:33:08.76 0.3 undecidable manual P 290 43.5231 97 -0.2 68
IV.SNTG.HHZ. 2020-09-06T10:33:08.80 0.3 undecidable manual P 335 42.624 98 -0.03 71
IT.MTCL.HGZ. 2020-09-06T10:33:07.75 0.3 undecidable manual S 306 16.3725 121 -0.23 71
IV.LNSS.HNZ. 2020-09-06T10:33:07.47 0.1 undecidable manual P 196 35.0427 100 -0.21 92
IV.MMO1.EHZ. 2020-09-06T10:33:07.22 0.3 undecidable manual S 93 13.4754 128 -0.12 72
IV.T1299.HNN. 2020-09-06T10:33:07.35 0.1 undecidable manual P 162 31.746 102 0.18 93
IV.FDMO.HHZ. 2020-09-06T10:33:07.66 0.3 undecidable manual S 337 15.6732 123 -0.16 72
IV.GAVE.EHZ. 2020-09-06T10:33:07.30 0.3 undecidable manual P 223 32.2455 102 0.05 71
IV.SAP2.EHE. 2020-09-06T10:33:06.40 0.1 undecidable manual P 42 28.5492 104 -0.3 91
IV.MF5.EHZ. 2020-09-06T10:33:06.52 0.3 undecidable manual P 69 25.8519 106 0.23 70
IV.PF6.EHZ. 2020-09-06T10:33:06.15 0.3 undecidable manual P 6 25.8519 106 -0.14 71
IV.NRCA.HNZ. 2020-09-06T10:33:06.29 0.3 undecidable manual S 205 8.9799 142 -0.2 73
IV.MML1.HNZ. 2020-09-06T10:33:06.56 0.3 undecidable manual P 326 27.6501 105 0 73
IV.FEMA.HNZ. 2020-09-06T10:33:06.94 0.3 undecidable manual S 304 10.9779 136 0.09 74
IV.GUMA.HNZ. 2020-09-06T10:33:06.14 0.3 undecidable manual P 39 22.3554 110 0.36 69
IV.MTRA.EHZ. 2020-09-06T10:33:06.04 0.3 undecidable manual P 131 25.3524 107 -0.17 70
IV.MC2.EHZ. 2020-09-06T10:33:05.91 0.3 undecidable manual S 76 2.2977 170 0.15 74
IV.CESI.HHZ. 2020-09-06T10:33:05.87 0.1 undecidable manual P 298 23.5542 109 -0.09 97
IV.FEMA.HNZ. 2020-09-06T10:33:04.44 0.1 undecidable manual P 304 10.9779 136 0.15 97
IV.FDMO.HHZ. 2020-09-06T10:33:04.79 0.3 undecidable manual P 337 15.6732 123 -0.06 73
IT.MTCL.HGZ. 2020-09-06T10:33:04.86 0.3 undecidable manual P 306 16.3725 121 -0.09 73
IV.NRCA.HNZ. 2020-09-06T10:33:04.10 0.1 positive manual P 205 8.9799 142 0.01 100
IV.MMO1.EHZ. 2020-09-06T10:33:04.59 0.1 undecidable manual P 93 13.4754 128 0.01 99
IV.MC2.EHZ. 2020-09-06T10:33:03.88 0.1 undecidable manual P 76 2.2977 170 0.21 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.1 0.00009325 1.18 AML other m 2020-09-06T10:33:07.97
IV.FDMO.HHE. ML:1.0 0.00007280000000000001 0.64 AML other m 2020-09-06T10:33:07.97
IV.CESI.HHE. ML:1.0 0.000062 1.66 AML other m 2020-09-06T10:33:10.07
IV.CESI.HHN. ML:1.2 0.00009029999999999999 0.26 AML other m 2020-09-06T10:33:10.17
IV.MTRA.EHN. ML:1.4 0.000125 1 AML other m 2020-09-06T10:33:10.68
IV.MTRA.EHE. ML:1.3 0.00010284999999999999 0.98 AML other m 2020-09-06T10:33:10.84
IV.ASSB.HHE. ML:1.0 0.000027950000000000002 0.52 AML other m 2020-09-06T10:33:15.47
IV.SNTG.HHE. ML:0.8 0.000021249999999999998 0.12 AML other m 2020-09-06T10:33:15.68
IV.ASSB.HHN. ML:0.9 0.00002375 0.32 AML other m 2020-09-06T10:33:15.92
IV.SNTG.HHN. ML:0.8 0.0000207 1.1 AML other m 2020-09-06T10:33:16.65
IV.TERO.HHN. ML:1.2 0.00004025 0.76 AML other m 2020-09-06T10:33:16.97
IV.TERO.HHE. ML:1.2 0.00003855 0.56 AML other m 2020-09-06T10:33:17.17
IV.FOSV.EHN. ML:0.9 0.000021499999999999997 0.42 AML other m 2020-09-06T10:33:18.50
IV.FOSV.EHE. ML:0.9 0.0000183 0.66 AML other m 2020-09-06T10:33:19.51
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