Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 29-04-2020 and time 06:03:41 (Italy) in region 4 km SE Poggiodomo (PG)

A magnitude ML 1.5 earthquake occured in region: 4 km SE Poggiodomo (PG), on

  • 29-04-2020 04:03:41 (UTC)
  • 29-04-2020 06:03:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6880, 12.9690 at 9 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.

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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
Poggiodomo PG 4 117 117
Monteleone di Spoleto PG 4 599 716
Cascia PG 5 3217 3933
Scheggino PG 12 461 4394
Sant'Anatolia di Narco PG 12 564 4958
Vallo di Nera PG 13 364 5322
Leonessa RI 14 2435 7757
Polino TR 15 233 7990
Cerreto di Spoleto PG 15 1075 9065
Norcia PG 16 4957 14022
Ferentillo TR 16 1913 15935
Cittareale RI 18 482 16417
Montefranco TR 19 1276 17693
Spoleto PG 20 38218 55911
Arrone TR 20 2763 58674

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Terni (111501 inhabitants)
37 Km SE of Foligno (57155 inhabitants)
51 Km NW of L'Aquila (69753 inhabitants)
60 Km W of Teramo (54892 inhabitants)
66 Km SE of Perugia (166134 inhabitants)
77 Km E of Viterbo (67173 inhabitants)
79 Km N of Guidonia Montecelio (88673 inhabitants)
82 Km N of Tivoli (56533 inhabitants)
97 Km NE of Roma (2864731 inhabitants)
99 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 1.5 2020-04-29
04:03:41		 42.6878 12.9692 9 2020-07-18
21:08:35		 Bollettino Sismico Italiano INGV 78870721
Reviewed
Rev100 		ML 1.6 2020-04-29
04:03:41		 42.6955 12.9657 10 2020-04-29
04:11:59		 Sala Sismica INGV-Roma 78659111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-29 04:03:41 ± 0.07
Latitude 42.6878 ± 0.0027
Longitude 12.9692 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78870721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 320
Semi-minor axis of confidence ellipse (meter) 230
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.66730
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 44
Type of magnitude ML
Reference to an origin 78870721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-05 16:58:25

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 78659111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-29 04:11:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IMOL.HNZ. 2020-04-29T04:04:40.55 3.0 undecidable manual Sn 0.98 0
IV.SNTG.HHZ. 2020-04-29T04:04:01.39 0.6 undecidable manual S 358 62.9925 50 0.7 39
IV.ATCC.EHZ. 2020-04-29T04:04:00.76 0.6 undecidable manual S 334 61.2942 50 0.52 42
IV.GUMA.HHZ. 2020-04-29T04:03:58.16 0.3 undecidable manual S 35 51.1155 50 0.63 61
IV.MF5.EHZ. 2020-04-29T04:03:58.62 0.3 undecidable manual S 50 52.0035 50 0.87 55
IV.GIGS.HHZ. 2020-04-29T04:03:58.58 0.3 undecidable manual S 118 55.7997 50 -0.18 69
IV.MML1.HNE. 2020-04-29T04:03:56.74 0.6 undecidable manual S 0 47.2194 50 0.26 46
IV.CSP1.EHZ. 2020-04-29T04:03:56.89 0.3 undecidable manual S 23 48.7179 50 0 72
IV.FIAM.HHZ. 2020-04-29T04:03:56.80 0.3 undecidable manual S 165 48.1185 50 0.08 71
IV.MGAB.HHZ. 2020-04-29T04:03:54.28 0.6 undecidable manual P 290 74.0703 50 0.2 44
IV.FDMO.HHZ. 2020-04-29T04:03:54.30 0.3 undecidable manual S 14 39.8268 50 -0.22 70
IV.MOMA.HHZ. 2020-04-29T04:03:53.15 0.6 undecidable manual S 292 34.9428 50 -0.06 49
IV.CESI.HHZ. 2020-04-29T04:03:53.17 0.3 undecidable manual S 352 35.5422 50 -0.2 71
IV.MMO1.EHZ. 2020-04-29T04:03:53.68 0.3 undecidable manual S 51 37.4292 50 -0.18 71
IV.EL6.EHZ. 2020-04-29T04:03:53.75 0.3 undecidable manual P 9 71.9724 50 -0.01 69
IV.SMA1.EHZ. 2020-04-29T04:03:52.20 0.6 undecidable manual S 102 30.5472 50 0.17 48
IV.ATCC.EHZ. 2020-04-29T04:03:52.18 0.6 undecidable manual P 334 61.2942 50 0.06 46
IV.SNTG.HHZ. 2020-04-29T04:03:52.20 0.3 undecidable manual P 358 62.9925 50 -0.17 68
IV.CESX.HHZ. 2020-04-29T04:03:52.83 0.3 undecidable manual S 254 32.4453 50 0.3 70
IV.MC2.EHZ. 2020-04-29T04:03:51.91 0.6 undecidable manual S 36 30.5472 50 -0.13 48
IV.RM33.EHZ. 2020-04-29T04:03:51.43 0.6 undecidable manual S 135 28.1496 108 0.12 49
IV.TERO.HHZ. 2020-04-29T04:03:50.41 0.3 undecidable manual P 98 52.3032 50 -0.31 67
IV.T1299.HNE. 2020-04-29T04:03:50.85 0.3 undecidable manual S 103 26.2515 109 0.19 72
IV.GIGS.HHZ. 2020-04-29T04:03:50.90 0.3 undecidable manual P 118 55.7997 50 -0.36 66
IV.CSP1.EHZ. 2020-04-29T04:03:50.11 0.3 undecidable manual P 23 48.7179 50 -0.07 71
IV.GUMA.HHZ. 2020-04-29T04:03:50.67 0.3 undecidable manual P 35 51.1155 50 0.12 70
IV.FIAM.HHZ. 2020-04-29T04:03:50.34 0.3 undecidable manual P 165 48.1185 50 0.26 69
IV.MF5.EHZ. 2020-04-29T04:03:50.94 0.3 undecidable manual P 50 52.0035 50 0.27 68
IV.MML1.HNE. 2020-04-29T04:03:49.72 0.1 undecidable manual P 0 47.2194 50 -0.22 92
IV.ARRO.EHZ. 2020-04-29T04:03:49.08 0.6 undecidable manual S 234 20.5683 114 0.26 48
IV.MMO1.EHZ. 2020-04-29T04:03:48.08 0.3 undecidable manual P 51 37.4292 50 -0.35 69
IV.FDMO.HHZ. 2020-04-29T04:03:48.50 0.1 undecidable manual P 14 39.8268 50 -0.31 92
IV.NRCA.HHZ. 2020-04-29T04:03:48.47 0.6 undecidable manual S 36 20.0688 115 -0.19 49
IV.CESI.HHZ. 2020-04-29T04:03:47.91 0.1 positive manual P 352 35.5422 50 -0.24 94
IV.CESX.HHZ. 2020-04-29T04:03:47.34 0.1 undecidable manual P 254 32.4453 50 -0.32 93
IV.MC2.EHZ. 2020-04-29T04:03:47.48 0.3 undecidable manual P 36 30.5472 50 0.1 73
IV.SMA1.EHZ. 2020-04-29T04:03:47.22 0.3 undecidable manual P 102 30.5472 50 -0.15 72
IV.MOMA.HHZ. 2020-04-29T04:03:47.81 0.1 undecidable manual P 292 34.9428 50 -0.25 94
IV.MTRA.EHE. 2020-04-29T04:03:47.95 0.6 undecidable manual P 77 35.6421 50 -0.21 47
IV.RM33.EHZ. 2020-04-29T04:03:46.84 0.1 undecidable manual P 135 28.1496 108 -0.11 98
IV.T1299.HNE. 2020-04-29T04:03:46.68 0.1 negative manual P 103 26.2515 109 0.1 98
IV.ARRO.EHZ. 2020-04-29T04:03:45.73 0.1 negative manual P 234 20.5683 114 0.21 97
IV.NRCA.HHZ. 2020-04-29T04:03:45.49 0.1 negative manual P 36 20.0688 115 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:2.0 0.00076282295 0.0896 AML other m 2020-04-29T04:03:49.00
IV.NRCA.HNN. ML:1.7 0.00040637065 0.1024 AML other m 2020-04-29T04:03:48.56
IV.NRCA.HHN. ML:1.8 0.0004474555 0.1024 AML other m 2020-04-29T04:03:48.61
IV.NRCA.HHE. ML:2.0 0.00083062265 0.0992 AML other m 2020-04-29T04:03:49.00
IV.ARRO.EHE. ML:1.6 0.00030330615 0.08 AML other m 2020-04-29T04:03:49.14
IV.ARRO.EHN. ML:1.4 0.00018745709999999998 0.2208 AML other m 2020-04-29T04:03:49.21
IV.RM33.HNN. ML:1.5 0.0001794249 0.24 AML other m 2020-04-29T04:03:53.33
IV.RM33.HNE. ML:1.6 0.0001950082 0.32 AML other m 2020-04-29T04:03:51.65
IV.RM33.EHN. ML:1.5 0.0001694109 0.24 AML other m 2020-04-29T04:03:52.45
IV.RM33.EHE. ML:1.6 0.0001893266 0.1408 AML other m 2020-04-29T04:03:53.31
IV.SMA1.EHN. ML:1.4 0.00013494878999999998 0.2816 AML other m 2020-04-29T04:03:54.45
IV.SMA1.EHE. ML:1.7 0.00026112235 0.4992 AML other m 2020-04-29T04:03:52.52
IV.CESX.HHE. ML:1.2 0.00008088920500000001 0.1984 AML other m 2020-04-29T04:03:54.40
IV.CESX.HHN. ML:1.3 0.000092619985 0.1408 AML other m 2020-04-29T04:03:53.34
IV.MOMA.HHN. ML:1.8 0.0002319338 0.16 AML other m 2020-04-29T04:03:53.71
IV.MOMA.HNE. ML:1.8 0.00026064055000000005 0.1984 AML other m 2020-04-29T04:03:53.54
IV.MOMA.HHE. ML:1.8 0.00024610785 0.2016 AML other m 2020-04-29T04:03:53.53
IV.MOMA.HNN. ML:1.7 0.00021107985000000002 0.1792 AML other m 2020-04-29T04:03:53.72
IV.CESI.HNN. ML:1.5 0.0001406306 0.24 AML other m 2020-04-29T04:03:55.28
IV.CESI.HHE. ML:1.2 0.00005806754 0.1792 AML other m 2020-04-29T04:03:56.30
IV.CESI.HNE. ML:1.4 0.0001111588 0.5312 AML other m 2020-04-29T04:03:57.87
IV.CESI.HHN. ML:1.5 0.0001169421 0.1792 AML other m 2020-04-29T04:03:54.84
IV.FDMO.HHN. ML:1.5 0.00010498383 0.2592 AML other m 2020-04-29T04:03:54.94
IV.FDMO.HHE. ML:1.6 0.00015162075 0.1408 AML other m 2020-04-29T04:03:55.06
IV.CSP1.EHE. ML:1.6 0.000107356745 0.2784 AML other m 2020-04-29T04:03:58.12
IV.CSP1.EHN. ML:1.6 0.00009266566500000001 0.3008 AML other m 2020-04-29T04:03:58.36
IV.TERO.HNN. ML:1.7 0.00013082451 0.6592 AML other m 2020-04-29T04:03:57.52
IV.TERO.HHN. ML:1.4 0.000053034460000000006 0.1024 AML other m 2020-04-29T04:03:57.84
IV.TERO.HHE. ML:1.4 0.00005324616 0.08 AML other m 2020-04-29T04:03:58.31
IV.GUMA.HHE. ML:1.8 0.0001800627 0.2784 AML other m 2020-04-29T04:04:00.96
IV.GUMA.HHN. ML:1.7 0.00013660415000000002 0.56 AML other m 2020-04-29T04:04:00.76
IV.GUMA.HNE. ML:2.0 0.0002361883 0.2688 AML other m 2020-04-29T04:04:00.84
IV.GUMA.HNN. ML:1.9 0.00021321295 0.8896 AML other m 2020-04-29T04:04:00.70
IV.MF5.EHN. ML:1.3 0.00005138996 1.0816 AML other m 2020-04-29T04:04:06.51
IV.MF5.EHE. ML:1.3 0.000057247515 0.72 AML other m 2020-04-29T04:04:06.08
IV.ATCC.EHE. ML:1.4 0.00004497785 0.16 AML other m 2020-04-29T04:04:01.34
IV.ATCC.EHN. ML:1.4 0.000053566669999999994 0.2592 AML other m 2020-04-29T04:04:01.38
IV.SNTG.HHE. ML:1.0 0.000018414121999999997 0.16 AML other m 2020-04-29T04:04:01.55
IV.SNTG.HHN. ML:1.0 0.000019372997 0.1408 AML other m 2020-04-29T04:04:02.68
IV.EL6.EHN. ML:1.5 0.00005067639 0.2016 AML other m 2020-04-29T04:04:07.06
IV.EL6.EHE. ML:1.4 0.000039062624999999996 0.1984 AML other m 2020-04-29T04:04:08.20
IV.MGAB.HHN. ML:1.3 0.000030213555000000002 0.4608 AML other m 2020-04-29T04:04:08.87
IV.MGAB.HNN. ML:1.4 0.00004094182 1.0368 AML other m 2020-04-29T04:04:14.52
IV.MGAB.HHE. ML:1.4 0.00003289858 0.2624 AML other m 2020-04-29T04:04:09.73
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