Earthquake with magnitude of ML 0.6 on date 27-08-2020 and time 20:51:31 (UTC) in region 1 km W Sarnano (MC)

A magnitude ML 0.6 earthquake occured in region: 1 km W Sarnano (MC), on

  • 27-08-2020 20:51:31 (UTC)
  • 27-08-2020 22:51:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0390, 13.2860 at 26 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
Sarnano MC 1 3264 3264
Gualdo MC 5 815 4079
Bolognola MC 7 142 4221
Cessapalombo MC 8 512 4733
San Ginesio MC 8 3498 8231
Amandola FM 9 3629 11860
Acquacanina MC 9 121 11981
Fiastra MC 11 559 12540
Camporotondo di Fiastrone MC 11 563 13103
Sant'Angelo in Pontano MC 11 1436 14539
Penna San Giovanni MC 11 1108 15647
Montefortino FM 12 1178 16825
Caldarola MC 12 1823 18648
Monte San Martino MC 13 765 19413
Ripe San Ginesio MC 13 852 20265
Smerillo FM 14 365 20630
Comunanza AP 14 3166 23796
Belforte del Chienti MC 15 1886 25682
Colmurano MC 15 1263 26945
Montefalcone Appennino FM 15 424 27369
Montemonaco AP 16 604 27973
Fiordimonte MC 16 202 28175
Ussita MC 16 444 28619
Pievebovigliana MC 17 866 29485
Falerone FM 17 3337 32822
Serrapetrona MC 17 966 33788
Santa Vittoria in Matenano FM 17 1330 35118
Servigliano FM 18 2336 37454
Loro Piceno MC 18 2401 39855
Montappone FM 19 1682 41537
Monte Vidon Corrado FM 19 731 42268
Force AP 19 1354 43622
Tolentino MC 19 20069 63691
Pieve Torina MC 19 1458 65149
Urbisaglia MC 19 2628 67777
Castelsantangelo sul Nera MC 19 281 68058
Monteleone di Fermo FM 20 395 68453
Massa Fermana FM 20 963 69416
Visso MC 20 1107 70523

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
67 Km S of Ancona (100861 inhabitants)
73 Km E of Perugia (166134 inhabitants)
74 Km NE of Terni (111501 inhabitants)
77 Km N of L'Aquila (69753 inhabitants)
92 Km NW of Montesilvano (53738 inhabitants)
92 Km S of Fano (60888 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
Reviewed
Rev100
ML 0.6 2020-08-27
20:51:31
43.0393 13.286 26 2020-08-27
20:56:25
Sala Sismica INGV-Roma 82390471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-27 20:51:31 ± 0.16
Latitude 43.0393 ± 0.0045
Longitude 13.2860 ± 0.0098
Depth (km) 26 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 82390471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 638
Semi-minor axis of confidence ellipse (meter) 556
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 72
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.24102
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 82390471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-27 20:56:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.HHZ. 2020-08-27T20:52:08.89 3.0 undecidable manual Sg 0 0
IV.ROSPO.HHZ. 2020-08-27T20:51:55.57 3.0 undecidable manual Pg 5.11 0
IV.VVLD.HHZ. 2020-08-27T20:51:43.42 3.0 undecidable manual P -3.7 0
IV.NRCA.HNE. 2020-08-27T20:51:42.81 0.6 undecidable manual S 211 26.751 128 -0.06 49
IV.MC2.EHZ. 2020-08-27T20:51:41.10 0.6 undecidable manual S 209 16.2726 144 0.2 48
IV.PF6.EHE. 2020-08-27T20:51:40.28 0.6 undecidable manual S 326 13.1757 149 -0.18 48
IV.MMO1.EHZ. 2020-08-27T20:51:40.58 0.6 undecidable manual S 168 15.873 144 -0.27 47
IV.FDMO.HHZ. 2020-08-27T20:51:40.89 0.6 undecidable manual S 269 16.0728 144 0 50
IV.GUMA.HHZ. 2020-08-27T20:51:39.80 0.6 undecidable manual S 57 4.7952 168 0.16 50
IV.NRCA.HNE. 2020-08-27T20:51:38.16 0.1 undecidable manual P 211 26.751 128 -0.04 98
IV.FDMO.HHZ. 2020-08-27T20:51:37.14 0.6 positive manual P 269 16.0728 144 0.09 49
IV.MC2.EHZ. 2020-08-27T20:51:37.21 0.6 positive manual P 209 16.2726 144 0.15 48
IV.GUMA.HHZ. 2020-08-27T20:51:36.42 0.1 undecidable manual P 57 4.7952 168 0.09 100
IV.PF6.EHE. 2020-08-27T20:51:36.78 0.1 undecidable manual P 326 13.1757 149 -0.03 100
IV.MMO1.EHZ. 2020-08-27T20:51:36.89 0.3 positive manual P 168 15.873 144 -0.14 73
IV.SAP2.EHZ. 2020-08-27T20:51:33.66 3.0 undecidable manual P 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.7 0.0000233 0.2 AML other m 2020-08-27T20:51:41.10
IV.FDMO.HHN. ML:0.5 0.000014499999999999998 0.8 AML other m 2020-08-27T20:51:41.84
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