Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 24-06-2019 and time 18:38:54 (Italy) in region 1 km S Norcia (PG)

A magnitude ML 0.9 earthquake occured in region: 1 km S Norcia (PG), on

  • 24-06-2019 16:38:54 (UTC)
  • 24-06-2019 18:38:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7850, 13.0920 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.

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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 1 4957 4957
Cascia PG 10 3217 8174
Preci PG 11 724 8898
Castelsantangelo sul Nera MC 13 281 9179
Cerreto di Spoleto PG 15 1075 10254
Poggiodomo PG 15 117 10371
Accumoli RI 16 667 11038
Visso MC 16 1107 12145
Arquata del Tronto AP 17 1178 13323
Sellano PG 18 1079 14402
Ussita MC 18 444 14846
Monteleone di Spoleto PG 19 599 15445
Vallo di Nera PG 19 364 15809
Cittareale RI 19 482 16291

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SE of Foligno (57155 inhabitants)
44 Km NE of Terni (111501 inhabitants)
52 Km W of Teramo (54892 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
90 Km E of Viterbo (67173 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km N of Tivoli (56533 inhabitants)
99 Km W of Pescara (121014 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
Bulletin
Rev1000 		ML 0.9 2019-06-24
16:38:54		 42.7852 13.0918 11 2019-11-13
14:31:00		 Bollettino Sismico Italiano INGV 72041401
Reviewed
Rev100 		ML 0.9 2019-06-24
16:38:54		 42.7852 13.0983 11 2019-06-24
16:57:12		 Sala Sismica INGV-Roma 69876491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-06-24 16:38:54 ± 0.04
Latitude 42.7852 ± 0.0027
Longitude 13.0918 ± 0.0049
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72041401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 367
Semi-minor axis of confidence ellipse (meter) 99
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 271
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.05126
Epicentral distance of station farthest from the epicenter (degree) 0.41009
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 72041401
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-02 08:42:01

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 69876491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-06-24 16:57:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-06-24T16:39:06.67 0.6 undecidable manual S 15 35.2425 91 0.23 47
IV.RM33.EHZ. 2019-06-24T16:39:05.51 0.3 undecidable manual S 162 32.2455 91 -0.13 72
IV.FDMO.HHZ. 2019-06-24T16:39:04.14 0.6 undecidable manual S 359 27.8499 91 -0.34 46
IV.CESI.HHZ. 2019-06-24T16:39:04.65 0.3 undecidable manual S 328 28.749 91 -0.06 74
IV.MMO1.EHZ. 2019-06-24T16:39:02.85 0.6 undecidable manual S 56 22.9548 92 -0.31 47
IV.GAVE.EHZ. 2019-06-24T16:39:02.38 0.6 undecidable manual S 237 19.0698 93 0.24 48
IV.TERO.HHZ. 2019-06-24T16:39:02.98 0.6 undecidable manual P 113 45.5211 91 -0.03 48
IV.LNSS.HHZ. 2019-06-24T16:39:02.25 0.3 undecidable manual S 192 20.6682 92 -0.3 71
IV.MC2.EHZ. 2019-06-24T16:39:01.54 0.3 undecidable manual S 29 16.0728 96 0.2 73
IV.CSP1.EHZ. 2019-06-24T16:39:01.52 0.3 undecidable manual P 15 35.2425 91 0.09 73
IV.RM33.EHZ. 2019-06-24T16:39:00.88 0.3 undecidable manual P 162 32.2455 91 -0.09 73
IV.SMA1.EHZ. 2019-06-24T16:39:00.42 0.6 undecidable manual P 131 26.2515 91 0.38 46
IV.FDMO.HHZ. 2019-06-24T16:39:00.19 0.3 undecidable manual P 359 27.8499 91 -0.11 73
IV.CESI.HHZ. 2019-06-24T16:39:00.36 0.3 undecidable manual P 328 28.749 91 -0.07 74
IV.LNSS.HHZ. 2019-06-24T16:38:59.25 0.1 undecidable manual P 192 20.6682 92 0.07 100
IV.MTRA.HNZ. 2019-06-24T16:38:59.69 0.3 undecidable manual P 97 25.0527 91 -0.17 73
IV.MMO1.EHZ. 2019-06-24T16:38:59.46 0.3 undecidable manual P 56 22.9548 92 -0.08 74
IT.MTCL.HGZ. 2019-06-24T16:38:59.54 0.6 undecidable manual P 342 24.3534 92 -0.21 48
IV.GAVE.EHZ. 2019-06-24T16:38:59.09 0.1 undecidable manual P 237 19.0698 93 0.14 99
IV.T1299.HNZ. 2019-06-24T16:38:59.64 0.6 undecidable manual P 137 22.8549 92 0.12 49
IV.NRCA.HHZ. 2019-06-24T16:38:58.86 0.3 undecidable manual S 19 5.6943 145 -0.1 77
IV.MC2.EHZ. 2019-06-24T16:38:58.64 0.1 undecidable manual P 29 16.0728 96 0.16 99
IV.NRCA.HHZ. 2019-06-24T16:38:57.31 0.1 negative manual P 19 5.6943 145 0.2 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.1 0.00008355 0.84 AML other m 2019-06-24T16:39:03.64
IV.GAVE.EHE. ML:1.0 0.00006825 0.6 AML other m 2019-06-24T16:39:03.30
IV.LNSS.HHN. ML:1.2 0.00010065 0.14 AML other m 2019-06-24T16:39:03.37
IV.GAVE.EHN. ML:0.8 0.00004545000000000001 0.16 AML other m 2019-06-24T16:39:03.78
IV.FDMO.HHN. ML:0.7 0.000023100000000000002 0.42 AML other m 2019-06-24T16:39:04.56
IV.FDMO.HHE. ML:0.7 0.00002525 0.26 AML other m 2019-06-24T16:39:04.71
IV.CESI.HHN. ML:0.9 0.000039149999999999996 0.34 AML other m 2019-06-24T16:39:05.21
IV.CESI.HHE. ML:0.7 0.00002615 0.98 AML other m 2019-06-24T16:39:05.74
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