Earthquake with magnitude of ML 1.0 on date 18-06-2021 and time 05:32:55 (UTC) in region 6 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 1.0 earthquake occured in region: 6 km NE Castelsantangelo sul Nera (MC), on

  • 18-06-2021 05:32:55 (UTC)
  • 18-06-2021 07:32:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9250, 13.2140 at 11 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
Castelsantangelo sul Nera MC 6 281 281
Ussita MC 7 444 725
Bolognola MC 8 142 867
Montemonaco AP 10 604 1471
Visso MC 10 1107 2578
Montefortino FM 11 1178 3756
Acquacanina MC 12 121 3877
Amandola FM 13 3629 7506
Fiastra MC 13 559 8065
Montegallo AP 13 523 8588
Sarnano MC 14 3264 11852
Preci PG 15 724 12576
Fiordimonte MC 16 202 12778
Comunanza AP 17 3166 15944
Norcia PG 18 4957 20901
Arquata del Tronto AP 18 1178 22079
Pievebovigliana MC 19 866 22945
Pieve Torina MC 19 1458 24403
Monte Cavallo MC 19 145 24548
Gualdo MC 19 815 25363

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
50 Km NW of Teramo (54892 inhabitants)
61 Km NE of Terni (111501 inhabitants)
65 Km N of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
89 Km NW of Montesilvano (53738 inhabitants)
96 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
Reviewed
Rev100
ML 1.0 2021-06-18
05:32:55
42.9247 13.2137 11 2021-06-18
05:36:59
Sala Sismica INGV-Roma 91478471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-18 05:32:55 ± 0.07
Latitude 42.9247 ± 0.0036
Longitude 13.2137 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 91478471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 382
Semi-minor axis of confidence ellipse (meter) 363
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 54
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
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) 0.02248
Epicentral distance of station farthest from the epicenter (degree) 0.30757
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
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 91478471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-18 05:36:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2021-06-18T05:33:07.12 0.6 undecidable manual S 163 34.1436 50 -0.3 46
IV.CESI.HHZ. 2021-06-18T05:33:05.64 0.6 undecidable manual S 290 26.6511 50 0.22 49
IV.MF5.EHZ. 2021-06-18T05:33:04.28 0.6 undecidable manual S 71 21.1677 50 0.32 48
IV.FDMO.HHZ. 2021-06-18T05:33:02.28 0.6 undecidable manual S 320 16.0728 124 -0.2 49
IV.CSP1.EHZ. 2021-06-18T05:33:02.95 0.6 undecidable manual S 358 18.5703 120 -0.26 48
IV.SMA1.EHZ. 2021-06-18T05:33:02.67 1.0 positive manual P 163 34.1436 50 0.17 24
IV.NRCA.HHZ. 2021-06-18T05:33:01.48 0.6 undecidable manual S 219 12.9759 130 -0.12 51
IV.CESI.HHZ. 2021-06-18T05:33:01.38 0.1 positive manual P 290 26.6511 50 0.04 100
IV.CSP1.EHZ. 2021-06-18T05:33:00.00 0.3 positive manual P 358 18.5703 120 -0.07 75
IV.MF5.EHZ. 2021-06-18T05:33:00.69 0.6 negative manual P 71 21.1677 50 0.19 49
IV.MMO1.EHZ. 2021-06-18T05:33:00.54 0.6 undecidable manual S 107 9.5793 138 -0.23 50
IV.NRCA.HHZ. 2021-06-18T05:32:59.13 0.6 undecidable manual P 219 12.9759 130 -0.01 51
IV.MC2.EHZ. 2021-06-18T05:32:59.96 0.6 undecidable manual S 234 2.4975 167 0.37 48
IV.FDMO.HHZ. 2021-06-18T05:32:59.63 0.6 undecidable manual P 320 16.0728 124 -0.02 51
IV.MC2.EHZ. 2021-06-18T05:32:58.23 1.0 undecidable manual P 234 2.4975 167 0.25 25
IV.MMO1.EHZ. 2021-06-18T05:32:58.57 1.0 undecidable manual P 107 9.5793 138 -0.09 26
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.5 0.0002987218 0.0992 AML other m 2021-06-18T05:33:01.73
IV.NRCA.HHN. ML:1.6 0.0004380756 0.1408 AML other m 2021-06-18T05:33:01.65
IV.NRCA.HNE. ML:1.4 0.00026500585 0.1696 AML other m 2021-06-18T05:33:01.60
IV.NRCA.HNN. ML:1.6 0.00044705195 0.1376 AML other m 2021-06-18T05:33:01.65
IV.FDMO.HHE. ML:0.6 0.000035041475000000005 0.16 AML other m 2021-06-18T05:33:02.77
IV.FDMO.HHN. ML:0.8 0.00005605253 0.2176 AML other m 2021-06-18T05:33:02.72
IV.CSP1.EHE. ML:0.8 0.000053348905 0.2624 AML other m 2021-06-18T05:33:06.28
IV.CSP1.EHN. ML:1.0 0.000072528955 0.3008 AML other m 2021-06-18T05:33:04.67
IV.MF5.EHE. ML:0.7 0.0000333972845 0.16 AML other m 2021-06-18T05:33:04.77
IV.MF5.EHN. ML:0.7 0.000035218609999999996 0.0992 AML other m 2021-06-18T05:33:04.95
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