Earthquake with magnitude of ML 1.0 on date 19-04-2020 and time 17:06:04 (Italy) in region Cascia (PG)

A magnitude ML 1.0 earthquake occured in region: Cascia (PG), on

  • 19-04-2020 15:06:04 (UTC)
  • 19-04-2020 17:06:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7220, 13.0120 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
Cascia PG 0 3217 3217
Poggiodomo PG 6 117 3334
Monteleone di Spoleto PG 9 599 3933
Norcia PG 10 4957 8890
Vallo di Nera PG 13 364 9254
Cerreto di Spoleto PG 13 1075 10329
Sant'Anatolia di Narco PG 14 564 10893
Scheggino PG 15 461 11354
Cittareale RI 17 482 11836
Preci PG 18 724 12560
Leonessa RI 18 2435 14995
Accumoli RI 20 667 15662
Sellano PG 20 1079 16741

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NE of Terni (111501 inhabitants)
36 Km SE of Foligno (57155 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
57 Km W of Teramo (54892 inhabitants)
66 Km SE of Perugia (166134 inhabitants)
82 Km E of Viterbo (67173 inhabitants)
84 Km N of Guidonia Montecelio (88673 inhabitants)
86 Km N of Tivoli (56533 inhabitants)
96 Km W of Montesilvano (53738 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 1.0 2020-04-19
15:06:04
42.7218 13.0118 11 2020-07-18
21:08:34
Bollettino Sismico Italiano INGV 78496131
Reviewed
Rev100
ML 1.0 2020-04-19
15:06:04
42.7248 13.0105 10 2020-04-19
15:12:15
Sala Sismica INGV-Roma 78392351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-19 15:06:04 ± 0.06
Latitude 42.7218 ± 0.0027
Longitude 13.0118 ± 0.0049
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 78496131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 399
Semi-minor axis of confidence ellipse (meter) 211
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.44606
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 78496131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-23 07:53:07

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 78392351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-19 15:12:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EUCT.HNZ. 2020-04-19T15:08:02.80 3.0 undecidable manual Sg 15.79 0
IV.CGL.BHZ. 2020-04-19T15:07:23.86 3.0 undecidable manual Pg 12.83 0
IV.PIPA.HHZ. 2020-04-19T15:07:15.25 3.0 undecidable manual Pn 4.09 0
OT.OT05.EHZ. 2020-04-19T15:07:13.97 3.0 undecidable manual Sg 2.79 0
IV.SGG.HHZ. 2020-04-19T15:07:00.33 3.0 undecidable manual Sg 2.11 0
GU.GORR.HHZ. 2020-04-19T15:06:55.95 3.0 undecidable manual Pn -0.04 0
IV.FIU.EHZ. 2020-04-19T15:06:46.58 3.0 positive manual Pg 5.24 0
IV.LRP.EHZ. 2020-04-19T15:06:43.04 3.0 undecidable manual S -2.18 0
IV.TOLF.HHZ. 2020-04-19T15:06:24.28 3.0 undecidable manual P 0.14 0
IV.FDMO.HHZ. 2020-04-19T15:06:16.71 0.3 undecidable manual S 10 35.4423 50 -0.11 71
IV.CESI.HHE. 2020-04-19T15:06:16.16 0.3 undecidable manual S 345 32.5452 50 0.1 72
IT.MTCL.HGZ. 2020-04-19T15:06:15.37 0.3 undecidable manual S 358 30.2475 50 -0.05 73
IV.MMO1.EHZ. 2020-04-19T15:06:15.85 0.3 undecidable manual S 52 32.3454 50 -0.14 71
IV.SMA1.EHZ. 2020-04-19T15:06:15.18 0.3 undecidable manual S 111 28.2495 50 0.28 70
IV.RM33.EHZ. 2020-04-19T15:06:14.88 0.6 undecidable manual S 145 28.8489 50 -0.17 47
IV.FEMA.HNZ. 2020-04-19T15:06:14.68 0.3 undecidable manual S 7 26.8509 50 0.16 72
IV.MC2.EHZ. 2020-04-19T15:06:14.12 0.3 undecidable manual S 34 25.4523 50 -0.05 74
IV.T1299.HNZ. 2020-04-19T15:06:13.76 0.3 undecidable manual S 114 24.0537 50 -0.03 74
IV.MF5.EHZ. 2020-04-19T15:06:13.70 0.3 undecidable manual P 51 46.9197 50 0.2 69
IV.TERO.HHZ. 2020-04-19T15:06:13.70 0.3 undecidable manual P 103 49.5171 50 -0.21 68
IT.GNU.HGE. 2020-04-19T15:06:12.27 0.1 undecidable manual P 284 37.1295 50 0.28 92
IV.FDMO.HHZ. 2020-04-19T15:06:11.46 0.3 undecidable manual P 10 35.4423 50 -0.28 69
IV.CESI.HHE. 2020-04-19T15:06:11.17 0.1 undecidable manual P 345 32.5452 50 -0.12 95
IV.CESX.HHZ. 2020-04-19T15:06:11.32 0.6 undecidable manual P 250 36.8298 50 -0.64 41
IT.MTCL.HGZ. 2020-04-19T15:06:11.13 0.3 undecidable manual P 358 30.2475 50 0.2 71
IV.MMO1.EHZ. 2020-04-19T15:06:11.07 0.3 undecidable manual P 52 32.3454 50 -0.19 71
IV.MOMA.HHZ. 2020-04-19T15:06:11.73 0.3 undecidable manual P 284 37.1295 50 -0.26 69
IV.MC2.EHZ. 2020-04-19T15:06:10.18 0.3 undecidable manual P 34 25.4523 50 -0.03 74
IV.LNSS.HHZ. 2020-04-19T15:06:10.72 0.3 undecidable manual S 170 13.3755 128 0 76
IV.SMA1.EHZ. 2020-04-19T15:06:10.62 0.3 undecidable manual P 111 28.2495 50 -0.01 74
IV.T1299.HNZ. 2020-04-19T15:06:10.02 0.3 undecidable manual P 114 24.0537 50 0.03 74
IV.NRCA.HHZ. 2020-04-19T15:06:10.96 0.3 undecidable manual S 34 14.9739 125 -0.19 73
IV.RM33.EHZ. 2020-04-19T15:06:10.73 0.3 undecidable manual P 145 28.8489 50 0.01 74
IV.FEMA.HNZ. 2020-04-19T15:06:10.84 0.1 undecidable manual P 7 26.8509 50 0.43 90
IV.LNSS.HHZ. 2020-04-19T15:06:08.37 0.1 undecidable manual P 170 13.3755 128 0.16 98
IV.NRCA.HHZ. 2020-04-19T15:06:08.50 0.1 positive manual P 34 14.9739 125 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.7 0.00046750000000000003 0.14 AML other m 2020-04-19T15:06:11.26
IV.LNSS.HHN. ML:1.6 0.0004375 0.14 AML other m 2020-04-19T15:06:11.30
IV.RM33.EHN. ML:0.8 0.0000279 0.98 AML other m 2020-04-19T15:06:14.48
IV.SMA1.EHN. ML:1.2 0.00007335 1.66 AML other m 2020-04-19T15:06:16.83
IV.RM33.EHE. ML:0.8 0.00003175 1.02 AML other m 2020-04-19T15:06:16.05
IV.SMA1.EHE. ML:1.0 0.000050900000000000004 1.22 AML other m 2020-04-19T15:06:16.69
IV.FDMO.HHE. ML:0.9 0.000029999999999999997 0.22 AML other m 2020-04-19T15:06:17.06
IV.FDMO.HHN. ML:1.0 0.0000406 0.92 AML other m 2020-04-19T15:06:17.05
IV.MOMA.HHN. ML:1.1 0.00004815 0.48 AML other m 2020-04-19T15:06:18.35
IV.MOMA.HHE. ML:1.1 0.00004965 0.7 AML other m 2020-04-19T15:06:18.44
IV.CESX.HHN. ML:0.7 0.0000213 0.26 AML other m 2020-04-19T15:06:19.83
IV.CESX.HHE. ML:0.7 0.0000206 0.5 AML other m 2020-04-19T15:06:20.57
IV.TERO.HHN. ML:0.9 0.000017599999999999998 1.46 AML other m 2020-04-19T15:06:21.87
IV.TERO.HHE. ML:0.8 0.0000148 0.84 AML other m 2020-04-19T15:06:21.48
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