Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 30-05-2019 and time 17:09:29 (Italy) in region 3 km SE Norcia (PG)

A magnitude ML 1.2 earthquake occured in region: 3 km SE Norcia (PG), on

  • 30-05-2019 15:09:29 (UTC)
  • 30-05-2019 17:09:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7740, 13.1230 at 12 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
Norcia PG 3 4957 4957
Cascia PG 11 3217 8174
Accumoli RI 13 667 8841
Preci PG 14 724 9565
Castelsantangelo sul Nera MC 14 281 9846
Arquata del Tronto AP 14 1178 11024
Poggiodomo PG 17 117 11141
Cittareale RI 18 482 11623
Cerreto di Spoleto PG 18 1075 12698
Visso MC 18 1107 13805
Montegallo AP 19 523 14328
Ussita MC 19 444 14772
Monteleone di Spoleto PG 19 599 15371

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SE of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
49 Km W of Teramo (54892 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
70 Km SE of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km E of Viterbo (67173 inhabitants)
94 Km N of Tivoli (56533 inhabitants)
96 Km W of Pescara (121014 inhabitants)
98 Km W of Chieti (51815 inhabitants)
99 Km SW of Ancona (100861 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 1.2 2019-05-30
15:09:29		 42.7737 13.123 12 2019-05-30
15:17:00		 Sala Sismica INGV-Roma 69029781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-05-30 15:09:29 ± 0.03
Latitude 42.7737 ± 0.0018
Longitude 13.1230 ± 0.0025
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 69029781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 190
Semi-minor axis of confidence ellipse (meter) 43
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) 190.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32376
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 69029781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-05-30 15:17:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-05-30T15:09:41.74 0.3 undecidable manual S 11 35.9418 92 0.21 69
IV.FDMO.HHZ. 2019-05-30T15:09:39.76 0.1 undecidable manual S 354 29.2485 93 -0.01 96
IV.SMA1.EHZ. 2019-05-30T15:09:38.32 0.1 undecidable manual S 132 23.4543 95 0.1 95
IV.LNSS.HHZ. 2019-05-30T15:09:37.18 0.3 undecidable manual S 200 20.0688 98 -0.15 72
IV.GAVE.EHZ. 2019-05-30T15:09:37.48 0.1 undecidable manual S 244 20.7681 97 -0.01 97
IV.MMO1.EHZ. 2019-05-30T15:09:37.67 0.1 undecidable manual S 50 21.6672 96 -0.06 98
IV.TERO.HHZ. 2019-05-30T15:09:37.40 3.0 undecidable manual P -0.13 0
IV.CSP1.EHZ. 2019-05-30T15:09:36.39 0.1 undecidable manual P 11 35.9418 92 -0.05 95
IV.FDMO.HHZ. 2019-05-30T15:09:35.34 0.6 positive manual P 354 29.2485 93 -0.08 48
IV.NRCA.HHZ. 2019-05-30T15:09:34.12 0.1 undecidable manual S 354 6.6933 142 -0.05 100
IV.SMA1.EHZ. 2019-05-30T15:09:34.54 0.1 undecidable manual P 132 23.4543 95 0.01 97
IV.GAVE.EHZ. 2019-05-30T15:09:34.18 0.1 undecidable manual P 244 20.7681 97 0.07 98
IV.MMO1.EHZ. 2019-05-30T15:09:34.20 0.1 undecidable manual P 50 21.6672 96 -0.05 98
IV.LNSS.HHZ. 2019-05-30T15:09:33.98 0.1 undecidable manual P 200 20.0688 98 -0.03 98
IV.MC2.EHZ. 2019-05-30T15:09:33.94 3.0 undecidable manual P 0.51 0
IV.NRCA.HHZ. 2019-05-30T15:09:32.28 0.1 undecidable manual P 354 6.6933 142 0.09 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.4 0.00030199999999999997 0.08 AML other m 2019-05-30T15:09:34.20
IV.NRCA.HHE. ML:1.3 0.00029200000000000005 0.18 AML other m 2019-05-30T15:09:34.34
IV.LNSS.HHE. ML:1.0 0.00006515 0.36 AML other m 2019-05-30T15:09:37.56
IV.GAVE.EHN. ML:1.2 0.0001035 0.74 AML other m 2019-05-30T15:09:38.71
IV.LNSS.HHN. ML:0.9 0.000054199999999999996 0.14 AML other m 2019-05-30T15:09:38.68
IV.GAVE.EHE. ML:1.3 0.0001292 0.6 AML other m 2019-05-30T15:09:39.57
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