Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.1 on date 28-04-2018 and time 10:26:50 (UTC) in region 2 km W Muccia (MC)

A magnitude ML 0.1 earthquake occured in region: 2 km W Muccia (MC), on

  • 28-04-2018 10:26:50 (UTC)
  • 28-04-2018 12:26:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0790, 13.0250 at 7 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.

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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
Muccia MC 2 915 915
Pieve Torina MC 4 1458 2373
Pievebovigliana MC 5 866 3239
Serravalle di Chienti MC 6 1070 4309
Fiordimonte MC 7 202 4511
Camerino MC 7 6974 11485
Monte Cavallo MC 10 145 11630
Sefro MC 10 422 12052
Pioraco MC 12 1134 13186
Fiastra MC 12 559 13745
Acquacanina MC 13 121 13866
Fiuminata MC 14 1402 15268
Castelraimondo MC 15 4587 19855
Visso MC 17 1107 20962
Serrapetrona MC 17 966 21928
Ussita MC 18 444 22372
Caldarola MC 18 1823 24195
Gagliole MC 18 620 24815
Bolognola MC 19 142 24957
Cessapalombo MC 19 512 25469
Nocera Umbra PG 19 5839 31308
Belforte del Chienti MC 20 1886 33194
Matelica MC 20 9981 43175

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km E of Foligno (57155 inhabitants)
52 Km E of Perugia (166134 inhabitants)
65 Km NE of Terni (111501 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
72 Km NW of Teramo (54892 inhabitants)
85 Km S of Fano (60888 inhabitants)
86 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Pesaro (94582 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 0.1 2018-04-28
10:26:50		 43.0793 13.0252 7 2018-04-28
10:47:08		 Sala Sismica INGV-Roma 56201651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-04-28 10:26:50 ± 0.12
Latitude 43.0793 ± 0.0036
Longitude 13.0252 ± 0.0037
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 56201651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 348
Semi-minor axis of confidence ellipse (meter) 107
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 1
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 32
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) 0.13670
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.1

Field Value
Value 0.1
Uncertainty 0.0
Num. used stations 1
Type of magnitude ML
Reference to an origin 56201651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-04-28 10:47:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.FUORN.HHZ. 2018-04-28T10:28:45.71 3.0 undecidable manual Sg 4.62 0
IV.QLNO.HHZ. 2018-04-28T10:28:37.87 3.0 undecidable manual Sg 4.42 0
IV.AGLI.HHZ. 2018-04-28T10:28:36.12 3.0 undecidable manual Sg 3.33 0
IV.ZONE.HHZ. 2018-04-28T10:28:33.19 3.0 undecidable manual Sg 7.37 0
GU.RNCA.HHZ. 2018-04-28T10:28:33.04 3.0 undecidable manual Sg 8.54 0
IV.NOV.HHZ. 2018-04-28T10:28:28.03 3.0 negative manual Pg 15.69 0
IV.MCRV.HHZ. 2018-04-28T10:28:21.49 3.0 undecidable manual Sg 7.48 0
IV.HAGA.HHZ. 2018-04-28T10:28:16.59 3.0 undecidable manual Pn -5.65 0
IV.SBPO.HNZ. 2018-04-28T10:27:57.96 3.0 undecidable manual Sg -5.66 0
IV.MSSA.HHZ. 2018-04-28T10:27:34.36 3.0 undecidable manual Pn -3.01 0
IV.CNCS.HNZ. 2018-04-28T10:27:34.06 3.0 positive manual Pn -7.76 0
IV.LPEL.HHZ. 2018-04-28T10:27:32.83 3.0 undecidable manual S -5.42 0
IV.CTI.HHZ. 2018-04-28T10:27:29.56 3.0 undecidable manual Pn -9.99 0
IV.RMP.HHZ. 2018-04-28T10:27:16.53 3.0 undecidable manual P -1.56 0
IV.T1299.EHZ. 2018-04-28T10:27:13.08 3.0 undecidable manual S -1.05 0
IV.PIEI.HHZ. 2018-04-28T10:27:07.06 3.0 undecidable manual S -5.33 0
IV.MF5.EHZ. 2018-04-28T10:27:03.64 3.0 undecidable manual S 0.35 0
IV.CPGN.EHZ. 2018-04-28T10:27:00.69 3.0 undecidable manual P -7.63 0
IV.CSP1.EHZ. 2018-04-28T10:26:55.84 0.3 undecidable manual S 85 14.6742 115 0.17 71
IV.PP3.EHZ. 2018-04-28T10:26:54.85 3.0 undecidable manual P -3.74 0
IV.T1220.EHZ. 2018-04-28T10:26:53.29 0.1 undecidable manual S 57 6.1938 137 0.04 99
IV.FDMO.HHZ. 2018-04-28T10:26:53.37 0.1 undecidable manual S 133 6.8931 134 -0.05 99
IV.CSP1.EHZ. 2018-04-28T10:26:53.22 0.3 undecidable manual P 85 14.6742 115 -0.09 73
IV.PF6.EHZ. 2018-04-28T10:26:53.03 0.6 undecidable manual P 65 15.1737 114 -0.37 46
IV.CESI.HHZ. 2018-04-28T10:26:53.07 0.6 undecidable manual P 230 12.7761 118 0.09 49
IV.MML1.EHZ. 2018-04-28T10:26:53.08 0.1 undecidable manual S 311 5.7942 139 -0.07 99
IV.T1219.HNZ. 2018-04-28T10:26:52.60 0.1 undecidable manual S 212 3.0969 155 -0.04 100
IV.FDMO.HHZ. 2018-04-28T10:26:52.01 0.1 undecidable manual P 133 6.8931 134 0 100
IV.GUMA.HHZ. 2018-04-28T10:26:51.52 3.0 undecidable manual P -3.6 0
IV.MML1.EHZ. 2018-04-28T10:26:51.93 0.1 undecidable manual P 311 5.7942 139 0.08 99
IV.T1220.EHZ. 2018-04-28T10:26:51.97 0.1 undecidable manual P 57 6.1938 137 0.06 99
IV.T1219.HNZ. 2018-04-28T10:26:51.63 0.1 undecidable manual P 212 3.0969 155 0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T1220.EHN. ML:0.9 0.000144 0.42 AML other m 2018-04-28T10:26:53.44
IV.FDMO.HHE. ML:0.2 0.0000246 1.7 AML other m 2018-04-28T10:26:53.05
IV.FDMO.HHN. ML:0.1 0.000022100000000000002 1.3 AML other m 2018-04-28T10:26:53.94
IV.MML1.EHN. ML:0.0 0.000120383295 0.1792 AML other m 2018-04-28T10:26:53.34
IV.MML1.HNE. ML:0.0 0.000005421101 0.1856 AML other m 2018-04-28T10:26:53.14
IV.MML1.HNN. ML:0.0 0.00003005775 0.5056 AML other m 2018-04-28T10:26:53.16
IV.MML1.EHE. ML:0.0 0.000029068820000000003 0.1792 AML other m 2018-04-28T10:26:53.23
IV.T1220.HNN. ML:0.0 0.00006092607 0.064 AML other m 2018-04-28T10:26:53.47
IV.T1220.EHE. ML:0.0 0.000188 0.36 AML other m 2018-04-28T10:26:53.59
IV.T1220.HNE. ML:0.0 0.00008244418000000001 0.3328 AML other m 2018-04-28T10:26:53.58
IV.CSP1.EHE. ML:0.1 0.000013342974 0.2368 AML other m 2018-04-28T10:26:56.20
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