Earthquake with magnitude of ML 0.9 on date 15-04-2021 and time 11:16:46 (UTC) in region 1 km E Fiordimonte (MC)

A magnitude ML 0.9 earthquake occured in region: 1 km E Fiordimonte (MC), on

  • 15-04-2021 11:16:46 (UTC)
  • 15-04-2021 13:16:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0390, 13.1030 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Fiordimonte MC 1 202 202
Pievebovigliana MC 3 866 1068
Pieve Torina MC 4 1458 2526
Fiastra MC 4 559 3085
Acquacanina MC 6 121 3206
Muccia MC 7 915 4121
Monte Cavallo MC 10 145 4266
Ussita MC 11 444 4710
Camerino MC 11 6974 11684
Bolognola MC 11 142 11826
Visso MC 12 1107 12933
Serravalle di Chienti MC 13 1070 14003
Cessapalombo MC 15 512 14515
Caldarola MC 15 1823 16338
Sarnano MC 16 3264 19602
Castelsantangelo sul Nera MC 17 281 19883
Camporotondo di Fiastrone MC 17 563 20446
Serrapetrona MC 17 966 21412
Sefro MC 17 422 21834
Belforte del Chienti MC 18 1886 23720
Pioraco MC 18 1134 24854
Preci PG 18 724 25578
San Ginesio MC 19 3498 29076
Gualdo MC 19 815 29891
Castelraimondo MC 20 4587 34478

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Foligno (57155 inhabitants)
59 Km E of Perugia (166134 inhabitants)
65 Km NW of Teramo (54892 inhabitants)
65 Km NE of Terni (111501 inhabitants)
73 Km SW of Ancona (100861 inhabitants)
80 Km NW of L'Aquila (69753 inhabitants)
90 Km S of Fano (60888 inhabitants)
98 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 0.9 2021-04-15
11:16:46
43.0387 13.1033 7 2021-04-15
11:23:48
Sala Sismica INGV-Roma 89116431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-15 11:16:46 ± 0.16
Latitude 43.0387 ± 0.0045
Longitude 13.1033 ± 0.0062
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 89116431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 539
Semi-minor axis of confidence ellipse (meter) 82
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 120
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29048
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 89116431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-15 11:23:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAPR.HNZ. 2021-04-15T11:18:26.09 3.0 undecidable manual Sn -0.05 0
GU.BLANC.HHZ. 2021-04-15T11:18:26.68 3.0 undecidable manual Pg 18.780001 0
IV.ESCV.HHZ. 2021-04-15T11:18:20.09 3.0 undecidable manual Pg 8.95 0
IV.PLLN.EHZ. 2021-04-15T11:18:20.58 3.0 positive manual Pg 14.15 0
IV.TREG.EHZ. 2021-04-15T11:18:14.95 3.0 undecidable manual Sg 3.56 0
IV.GIZZ.HHZ. 2021-04-15T11:18:07.67 3.0 undecidable manual Pg 6.94 0
IV.MRGE.HHZ. 2021-04-15T11:18:06.39 3.0 undecidable manual Pn 0.06 0
IV.MCPD.HHZ. 2021-04-15T11:18:06.36 3.0 negative manual Pn 0.4 0
IV.PTRP.HHZ. 2021-04-15T11:17:45.09 3.0 undecidable manual Pg 2.71 0
IV.FIU.EHZ. 2021-04-15T11:17:24.52 3.0 positive manual Pg 1.32 0
IV.EL6.EHZ. 2021-04-15T11:16:58.01 0.6 undecidable manual S 360 32.2455 102 -0.29 47
IV.MMO1.EHZ. 2021-04-15T11:16:55.52 0.6 undecidable manual S 130 23.8539 105 0.05 51
IV.NRCA.HHZ. 2021-04-15T11:16:54.92 0.6 undecidable manual S 178 22.755 106 -0.19 49
IV.EL6.EHZ. 2021-04-15T11:16:53.06 0.6 negative manual P 360 32.2455 102 -0.42 46
IV.CESI.HHZ. 2021-04-15T11:16:53.35 0.3 undecidable manual S 257 16.5723 112 0.28 73
IV.NRCA.HHZ. 2021-04-15T11:16:51.46 0.6 undecidable manual P 178 22.755 106 -0.18 49
IV.CSP1.EHZ. 2021-04-15T11:16:51.48 0.6 undecidable manual S 54 10.0788 123 0.4 48
IV.MMO1.EHZ. 2021-04-15T11:16:51.79 0.3 positive manual P 130 23.8539 105 -0.05 76
IV.CESI.HHZ. 2021-04-15T11:16:50.62 0.3 negative manual P 257 16.5723 112 0.16 75
IV.CSP1.EHZ. 2021-04-15T11:16:49.53 0.1 undecidable manual P 54 10.0788 123 0.22 100
IV.FDMO.HHZ. 2021-04-15T11:16:48.89 0.6 undecidable manual S 259 1.2987 169 -0.34 50
IV.FDMO.HHZ. 2021-04-15T11:16:48.08 1.0 undecidable manual P 259 1.2987 169 -0.16 26
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.1 0.0001965 0.3 AML other m 2021-04-15T11:16:51.73
IV.CSP1.EHE. ML:1.2 0.000242 0.68 AML other m 2021-04-15T11:16:52.88
IV.CESI.HHN. ML:0.6 0.0000404 0.88 AML other m 2021-04-15T11:16:53.53
IV.CESI.HHE. ML:0.6 0.00003665 0.6 AML other m 2021-04-15T11:16:54.62
IV.NRCA.HHE. ML:1.0 0.00007519999999999998 0.12 AML other m 2021-04-15T11:16:56.12
IV.NRCA.HHN. ML:1.0 0.00007325 0.52 AML other m 2021-04-15T11:16:56.67
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