Earthquake with magnitude of ML 1.1 on date 22-04-2020 and time 07:26:26 (UTC) in region 5 km NW Visso (MC)

A magnitude ML 1.1 earthquake occured in region: 5 km NW Visso (MC), on

  • 22-04-2020 07:26:26 (UTC)
  • 22-04-2020 09:26:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9630, 13.0470 at 11 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
Visso MC 5 1107 1107
Monte Cavallo MC 5 145 1252
Ussita MC 8 444 1696
Fiordimonte MC 9 202 1898
Pieve Torina MC 9 1458 3356
Preci PG 9 724 4080
Castelsantangelo sul Nera MC 12 281 4361
Pievebovigliana MC 12 866 5227
Fiastra MC 12 559 5786
Sellano PG 13 1079 6865
Acquacanina MC 13 121 6986
Muccia MC 13 915 7901
Serravalle di Chienti MC 14 1070 8971
Bolognola MC 15 142 9113
Cerreto di Spoleto PG 19 1075 10188
Norcia PG 19 4957 15145
Camerino MC 19 6974 22119

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km E of Foligno (57155 inhabitants)
55 Km NE of Terni (111501 inhabitants)
56 Km E of Perugia (166134 inhabitants)
63 Km NW of Teramo (54892 inhabitants)
74 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
98 Km NE of Viterbo (67173 inhabitants)
98 Km S of Fano (60888 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 1.1 2020-04-22
07:26:26
42.9628 13.0472 11 2020-07-18
21:08:40
Bollettino Sismico Italiano INGV 80229871
Reviewed
Rev100
ML 1.1 2020-04-22
07:26:26
42.958 13.0453 11 2020-04-22
07:32:40
Sala Sismica INGV-Roma 78464491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-22 07:26:26 ± 0.04
Latitude 42.9628 ± 0.0027
Longitude 13.0472 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80229871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 254
Semi-minor axis of confidence ellipse (meter) 246
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 23
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 133
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 22
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) 0.30217
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 78464491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-22 07:32:40

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 80229871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-16 10:04:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MILZ.HHZ. 2020-04-22T07:28:10.23 3.0 undecidable manual Sn -4.53 0
XK.GIZZ.HHZ. 2020-04-22T07:28:04.46 3.0 undecidable manual Sn -2.95 0
IV.ZONE.HHZ. 2020-04-22T07:27:56.31 3.0 undecidable manual Sn 1.18 0
IV.CLTA.HHZ. 2020-04-22T07:27:56.31 3.0 undecidable manual Pg 23.35 0
OX.CIMO.HHZ. 2020-04-22T07:27:51.34 3.0 undecidable manual Sn -1.62 0
IV.TDS.HHZ. 2020-04-22T07:27:51.21 3.0 undecidable manual Sn -4.31 0
IV.PTRP.HHZ. 2020-04-22T07:27:43.79 3.0 undecidable manual Sn 6.78 0
IV.CTI.HHZ. 2020-04-22T07:27:41.97 3.0 undecidable manual Sn -7.75 0
MN.TRI.HHZ. 2020-04-22T07:27:39.84 3.0 undecidable manual Sn 1.04 0
OX.CIMO.HHZ. 2020-04-22T07:27:14.41 3.0 positive manual Pn 5.33 0
IV.LMD.HHZ. 2020-04-22T07:27:12.37 3.0 undecidable manual Sg 4 0
GU.GRAM.HHZ. 2020-04-22T07:27:11.17 3.0 undecidable manual Pg 12.92 0
IV.PZUN.HHZ. 2020-04-22T07:27:10.25 3.0 positive manual Pg 13.08 0
IV.PTRJ.HNZ. 2020-04-22T07:27:03.70 3.0 undecidable manual Sn -1.55 0
IV.ARVD.HHZ. 2020-04-22T07:26:54.11 3.0 undecidable manual Sg 0
IV.VITU.HHZ. 2020-04-22T07:26:54.77 3.0 undecidable manual Pg 10.22 0
IV.LAV9.HHZ. 2020-04-22T07:26:53.11 3.0 undecidable manual Sg 0.41 0
IT.RMVT.HGZ. 2020-04-22T07:26:50.42 3.0 undecidable manual Sg 0.65 0
IT.UMBT.HGZ. 2020-04-22T07:26:46.33 3.0 undecidable manual Sn -4.63 0
IV.ARVD.. 2020-04-22T07:26:45.86 3.0 undecidable manual P 0
IV.PAOL.HHZ. 2020-04-22T07:26:45.88 3.0 undecidable manual Pn 0.16 0
IV.GATE.HHZ. 2020-04-22T07:26:40.78 3.0 negative manual Pn -2.64 0
IV.SRES.HHZ. 2020-04-22T07:26:39.05 3.0 undecidable manual Sn -7.62 0
IV.SNTG.HHZ. 2020-04-22T07:26:37.80 0.3 undecidable manual S 345 33.5442 91 0.01 73
IV.GUMA.HHZ. 2020-04-22T07:26:36.20 0.3 undecidable manual S 65 25.8519 91 0.46 67
IV.MMO1.EHZ. 2020-04-22T07:26:35.10 0.3 undecidable manual S 107 23.754 91 -0.09 73
IV.PF6.EHN. 2020-04-22T07:26:35.00 0.6 undecidable manual S 32 22.755 91 0.08 49
IV.MML1.HNE. 2020-04-22T07:26:33.40 0.3 undecidable manual S 340 17.7711 93 -0.19 72
IV.CSP1.EHZ. 2020-04-22T07:26:33.90 0.1 undecidable manual S 42 19.1697 92 -0.06 98
IV.CESI.HHZ. 2020-04-22T07:26:32.30 0.6 undecidable manual S 292 12.4764 109 0.11 49
IV.SNTG.HHZ. 2020-04-22T07:26:32.85 0.3 positive manual P 345 33.5442 91 -0.12 71
IV.MC2.EHZ. 2020-04-22T07:26:32.50 0.6 undecidable manual S 116 12.876 107 0.21 48
IV.NRCA.HHZ. 2020-04-22T07:26:32.70 0.1 undecidable manual S 159 15.3735 96 -0.24 97
IV.MMO1.EHZ. 2020-04-22T07:26:31.40 0.1 undecidable manual P 107 23.754 91 -0.07 98
IV.FDMO.HHZ. 2020-04-22T07:26:31.20 0.1 undecidable manual S 22 8.7801 128 -0.13 99
IV.EL6.EHZ. 2020-04-22T07:26:31.15 3.0 negative manual P -1.56 0
IV.GUMA.HHZ. 2020-04-22T07:26:31.99 0.1 undecidable manual P 65 25.8519 91 0.2 95
IV.PF6.EHN. 2020-04-22T07:26:31.20 0.1 undecidable manual P 32 22.755 91 -0.11 97
IV.SRES.HHZ. 2020-04-22T07:26:30.34 3.0 positive manual P -1.5 0
IT.MTCL.HGZ. 2020-04-22T07:26:30.60 0.3 undecidable manual S 312 5.1948 147 -0.08 76
IV.CSP1.EHZ. 2020-04-22T07:26:30.78 0.1 undecidable manual P 42 19.1697 92 0.02 100
IV.NRCA.HHZ. 2020-04-22T07:26:30.12 0.1 undecidable manual P 159 15.3735 96 -0.05 100
IV.MML1.HNE. 2020-04-22T07:26:30.53 0.1 undecidable manual P 340 17.7711 93 -0.01 99
IV.FDMO.HHZ. 2020-04-22T07:26:29.32 0.1 undecidable manual P 22 8.7801 128 0.08 100
IV.MC2.EHZ. 2020-04-22T07:26:29.76 0.6 undecidable manual P 116 12.876 107 -0.03 50
IT.MTCL.HGZ. 2020-04-22T07:26:29.00 0.1 undecidable manual P 312 5.1948 147 0.14 99
IV.CESI.HHZ. 2020-04-22T07:26:29.88 0.1 undecidable manual P 292 12.4764 109 0.15 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.0 0.000135 0.2 AML other m 2020-04-22T07:26:31.38
IV.FDMO.HHE. ML:0.0 0.000080487605 0.0992 AML other m 2020-04-22T07:26:31.35
IV.CESI.HHE. ML:0.0 0.00010622796499999999 0.1408 AML other m 2020-04-22T07:26:32.35
IV.CESI.HHN. ML:0.0 0.00011457579499999999 0.1984 AML other m 2020-04-22T07:26:32.68
IV.NRCA.HHN. ML:0.0 0.000305 0.1 AML other m 2020-04-22T07:26:32.87
IV.NRCA.HHE. ML:0.0 0.00020950000000000002 0.18 AML other m 2020-04-22T07:26:32.93
IV.CESI.HNN. ML:1.1 0.00012368062499999998 0.2016 AML other m 2020-04-22T07:26:32.69
IV.CESI.HNE. ML:1.0 0.000107025445 0.1408 AML other m 2020-04-22T07:26:32.35
IV.NRCA.HNN. ML:1.5 0.0002672573 0.1088 AML other m 2020-04-22T07:26:32.87
IV.NRCA.HNE. ML:1.3 0.0001889936 0.0896 AML other m 2020-04-22T07:26:32.93
IV.CSP1.EHN. ML:0.9 0.000056997155 0.1408 AML other m 2020-04-22T07:26:34.71
IV.CSP1.EHE. ML:0.8 0.00004586922 0.1408 AML other m 2020-04-22T07:26:34.81
IV.GUMA.HHE. ML:1.4 0.00013514743 0.1792 AML other m 2020-04-22T07:26:36.45
IV.GUMA.HHN. ML:1.2 0.0000819012 0.3008 AML other m 2020-04-22T07:26:37.92
IV.SNTG.HHE. ML:0.9 0.0000354020975 0.1184 AML other m 2020-04-22T07:26:38.08
IV.SNTG.HHN. ML:1.0 0.00004575849999999999 1.3184 AML other m 2020-04-22T07:26:46.91
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download