Earthquake with magnitude of ML 0.8 on date 28-09-2020 and time 13:15:10 (UTC) in region 4 km E Pioraco (MC)

A magnitude ML 0.8 earthquake occured in region: 4 km E Pioraco (MC), on

  • 28-09-2020 13:15:10 (UTC)
  • 28-09-2020 15:15:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1750, 13.0340 at 18 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pioraco MC 4 1134 1134
Castelraimondo MC 5 4587 5721
Camerino MC 5 6974 12695
Sefro MC 8 422 13117
Gagliole MC 8 620 13737
Fiuminata MC 8 1402 15139
Matelica MC 9 9981 25120
Muccia MC 10 915 26035
Esanatoglia MC 11 2034 28069
Serrapetrona MC 13 966 29035
Serravalle di Chienti MC 13 1070 30105
Pievebovigliana MC 13 866 30971
San Severino Marche MC 13 12726 43697
Pieve Torina MC 15 1458 45155
Fiordimonte MC 16 202 45357
Caldarola MC 16 1823 47180
Belforte del Chienti MC 17 1886 49066
Cerreto d'Esi AN 17 3817 52883
Fiastra MC 18 559 53442
Camporotondo di Fiastrone MC 20 563 54005
Cessapalombo MC 20 512 54517
Acquacanina MC 20 121 54638

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NE of Foligno (57155 inhabitants)
53 Km E of Perugia (166134 inhabitants)
63 Km SW of Ancona (100861 inhabitants)
74 Km S of Fano (60888 inhabitants)
75 Km NE of Terni (111501 inhabitants)
79 Km NW of Teramo (54892 inhabitants)
82 Km S of Pesaro (94582 inhabitants)
96 Km NW of L'Aquila (69753 inhabitants)
99 Km E of Arezzo (99543 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 2020-09-28
13:15:10
43.1752 13.0338 18 2021-02-26
14:56:10
Bollettino Sismico Italiano INGV 85320971
Reviewed
Rev100
ML 1.3 2020-09-28
13:15:10
43.1803 13.0323 18 2020-09-28
13:40:28
Sala Sismica INGV-Roma 83333101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-28 13:15:10 ± 0.1
Latitude 43.1752 ± 0.0027
Longitude 13.0338 ± 0.0062
Depth (km) 18 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85320971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 480
Semi-minor axis of confidence ellipse (meter) 186
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35433
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 85320971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-09 17:50:24

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 83333101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-28 13:40:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCEL.HHZ. 2020-09-28T13:17:12.27 3.0 undecidable manual Sg 22.809999 0
IV.CMPR.HHZ. 2020-09-28T13:16:49.04 3.0 undecidable manual Sn 3.37 0
SL.KOGS.BHZ. 2020-09-28T13:16:44.27 3.0 undecidable manual Sg 24.219999 0
IX.CSG3.HNZ.01 2020-09-28T13:16:36.31 3.0 undecidable manual Sn 0.41 0
IV.SPS2.HHZ. 2020-09-28T13:16:35.34 3.0 positive manual Pg 20.84 0
IT.VRB.HGZ. 2020-09-28T13:16:27.75 3.0 undecidable manual Sn -2.13 0
XK.GIZZ.HHZ. 2020-09-28T13:16:20.81 3.0 negative manual Pn 3.02 0
IV.NOV.HHZ. 2020-09-28T13:16:20.66 3.0 positive manual Pn -5.81 0
IV.EUCT.HNZ. 2020-09-28T13:16:20.84 3.0 undecidable manual Sg 6.94 0
IV.MCEL.HHZ. 2020-09-28T13:16:16.65 3.0 positive manual Pg 17.360001 0
IV.RCAV.EHZ. 2020-09-28T13:16:08.77 3.0 undecidable manual Sg 8.87 0
IV.CAFE.HHZ. 2020-09-28T13:16:04.48 3.0 undecidable manual Pg 16.440001 0
IX.MNT3.HHZ.02 2020-09-28T13:16:02.17 3.0 negative manual Pg 12.75 0
IV.MRB1.HNZ. 2020-09-28T13:15:58.33 3.0 negative manual Pg 12.65 0
IV.CADC.HNZ. 2020-09-28T13:15:58.68 3.0 undecidable manual Sn -2.13 0
IV.CMPR.HHZ. 2020-09-28T13:15:55.85 3.0 undecidable manual Pn -1.31 0
IV.MAGO.CHZ. 2020-09-28T13:15:50.91 3.0 undecidable manual Sg 1.03 0
IT.LRNO.HNZ. 2020-09-28T13:15:49.07 3.0 undecidable manual Pg 11.95 0
GU.CANO.HHZ. 2020-09-28T13:15:46.03 3.0 undecidable manual Pn -0.09 0
IV.SAMA.EHZ. 2020-09-28T13:15:31.98 3.0 positive manual Pn -0.64 0
GU.GRAM.HHZ. 2020-09-28T13:15:29.88 3.0 positive manual Pg 1.54 0
IV.SFI.EHZ. 2020-09-28T13:15:24.19 3.0 undecidable manual Sg -0.74 0
IV.NRCA.HHZ. 2020-09-28T13:15:24.01 3.0 undecidable manual P 0
IV.ATSC.EHE. 2020-09-28T13:15:24.18 0.3 undecidable manual S 315 39.3273 103 0.13 70
IV.SSFR.HHN. 2020-09-28T13:15:23.19 0.3 undecidable manual S 325 35.3424 105 0.17 70
IV.CING.HNZ. 2020-09-28T13:15:20.53 0.1 undecidable manual S 30 25.752 113 -0.07 97
IV.CESI.HHZ. 2020-09-28T13:15:19.79 0.1 undecidable manual S 209 21.5673 119 0.19 94
IV.ATSC.EHE. 2020-09-28T13:15:18.34 0.1 undecidable manual P 315 39.3273 103 -0.14 92
IV.CSP1.EHZ. 2020-09-28T13:15:18.65 0.3 undecidable manual S 124 16.6722 128 0.15 71
IV.CESX.HHZ. 2020-09-28T13:15:18.19 3.0 undecidable manual Pn -3.34 0
IV.EL6.EHZ. 2020-09-28T13:15:18.69 0.3 undecidable manual S 18 17.9709 125 -0.09 73
IV.FDMO.HHZ. 2020-09-28T13:15:17.99 0.3 undecidable manual S 164 15.9729 129 -0.37 70
IV.SSFR.HHN. 2020-09-28T13:15:17.80 0.1 undecidable manual P 325 35.3424 105 -0.09 94
IV.MML1.HNZ. 2020-09-28T13:15:16.97 0.1 undecidable manual S 216 8.4804 149 -0.08 100
IV.CING.HNZ. 2020-09-28T13:15:16.43 0.1 undecidable manual P 30 25.752 113 -0.06 97
IV.CESI.HHZ. 2020-09-28T13:15:15.99 0.1 undecidable manual P 209 21.5673 119 0.07 96
IV.FDMO.HHZ. 2020-09-28T13:15:15.15 0.1 undecidable manual P 164 15.9729 129 -0.05 99
IV.CSP1.EHZ. 2020-09-28T13:15:15.45 0.1 undecidable manual P 124 16.6722 128 0.17 95
IV.EL6.EHZ. 2020-09-28T13:15:15.43 0.1 undecidable manual P 18 17.9709 125 -0.01 99
IV.MML1.HNZ. 2020-09-28T13:15:14.44 0.1 undecidable manual P 216 8.4804 149 0 100
IV.FIR.HHZ. 2020-09-28T13:15:13.26 3.0 undecidable manual P -4.4 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.1 0.00006262504 0.2208 AML other m 2020-09-28T13:15:35.92
IV.CSP1.EHN. ML:1.0 0.0002511837 1.7152 AML other m 2020-09-28T13:15:14.87
IV.FDMO.HHE. ML:0.8 0.00004011480999999999 0.1984 AML other m 2020-09-28T13:15:18.45
IV.CESI.HHN. ML:0.8 0.00003585046 0.1216 AML other m 2020-09-28T13:15:19.91
IV.EL6.EHE. ML:0.7 0.00023427795000000002 0.1376 AML other m 2020-09-28T13:15:27.05
IV.EL6.EHN. ML:0.9 0.00012746164999999997 0.0416 AML other m 2020-09-28T13:15:29.79
IV.CSP1.EHE. ML:0.8 0.0003178856 0.5984 AML other m 2020-09-28T13:15:38.46
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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