Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 15-07-2019 and time 15:35:31 (Italy) in region 7 km NW Nocera Umbra (PG)

A magnitude ML 1.5 earthquake occured in region: 7 km NW Nocera Umbra (PG), on

  • 15-07-2019 13:35:31 (UTC)
  • 15-07-2019 15:35:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1650, 12.7540 at 10 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
Nocera Umbra PG 7 5839 5839
Gualdo Tadino PG 8 15208 21047
Valtopina PG 12 1398 22445
Valfabbrica PG 12 3389 25834
Fossato di Vico PG 15 2840 28674
Fiuminata MC 15 1402 30076
Assisi PG 15 28299 58375
Sefro MC 16 422 58797
Esanatoglia MC 18 2034 60831
Sigillo PG 19 2404 63235
Pioraco MC 19 1134 64369
Serravalle di Chienti MC 19 1070 65439
Bastia Umbra PG 20 21874 87313

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km N of Foligno (57155 inhabitants)
30 Km E of Perugia (166134 inhabitants)
68 Km N of Terni (111501 inhabitants)
78 Km E of Arezzo (99543 inhabitants)
79 Km S of Fano (60888 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
84 Km S of Pesaro (94582 inhabitants)
96 Km NW of Teramo (54892 inhabitants)
99 Km NE of Viterbo (67173 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 2019-07-15
13:35:31		 43.1653 12.7545 10 2019-11-13
14:31:01		 Bollettino Sismico Italiano INGV 72085521
Reviewed
Rev100 		ML 1.5 2019-07-15
13:35:31		 43.1642 12.7558 11 2019-07-15
13:43:05		 Sala Sismica INGV-Roma 70604451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-15 13:35:31 ± 0.03
Latitude 43.1653 ± 0.0018
Longitude 12.7545 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72085521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 151
Semi-minor axis of confidence ellipse (meter) 133
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 150.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 46
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 44
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.53240
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 72085521
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-03 13:46:16

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 70604451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-15 13:43:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MODR.HHZ. 2019-07-15T13:36:33.95 3.0 undecidable manual Sn 0.2 0
IV.CSFT.HHZ. 2019-07-15T13:36:16.66 3.0 negative manual Pg 5.21 0
IV.IMOL.HNZ. 2019-07-15T13:36:13.69 3.0 undecidable manual S -0.45 0
IV.PTRJ.HHZ. 2019-07-15T13:36:08.92 3.0 undecidable manual Pn 1.94 0
IV.ARCI.HHZ. 2019-07-15T13:36:05.55 3.0 undecidable manual S 0.88 0
IV.SAMA.HHZ. 2019-07-15T13:35:57.17 3.0 negative manual P 1.59 0
IV.MMO1.EHZ. 2019-07-15T13:35:49.56 0.3 undecidable manual S 122 55.0005 50 0.41 65
IV.NRCA.HHZ. 2019-07-15T13:35:47.11 0.3 undecidable manual S 141 47.0196 50 0.1 70
IV.MOMA.HHZ. 2019-07-15T13:35:46.13 0.3 undecidable manual S 201 42.8238 50 0.24 69
IV.ATPI.EHZ. 2019-07-15T13:35:46.05 0.3 undecidable manual S 318 42.5241 50 0.23 69
IV.PIEI.HHZ. 2019-07-15T13:35:46.49 0.3 undecidable manual S 337 44.7219 50 0.08 71
IV.ARVD.HHZ. 2019-07-15T13:35:45.07 0.3 undecidable manual S 22 39.8268 50 -0.04 72
IV.ATVO.HHZ. 2019-07-15T13:35:44.50 0.3 undecidable manual S 311 36.9297 50 0.16 70
IV.FEMA.HNE. 2019-07-15T13:35:43.56 0.6 undecidable manual S 133 32.8449 50 0.32 46
IV.EL6.EHZ. 2019-07-15T13:35:43.42 0.3 undecidable manual S 57 33.4443 50 0.03 73
IV.ATLO.EHE. 2019-07-15T13:35:43.18 0.6 undecidable manual S 301 32.6451 50 0.01 49
IV.MGAB.HHZ. 2019-07-15T13:35:42.71 0.6 undecidable manual P 242 59.0964 50 0.24 44
IV.FDMO.HHZ. 2019-07-15T13:35:42.40 0.3 undecidable manual S 118 30.5472 50 -0.21 70
IV.MNTP.HNZ. 2019-07-15T13:35:42.12 0.6 undecidable manual P 93 57.8976 50 -0.16 45
IV.ATSC.EHZ. 2019-07-15T13:35:42.07 0.3 undecidable manual S 349 29.2485 50 -0.19 71
IV.MPAG.EHZ. 2019-07-15T13:35:41.22 0.3 undecidable manual P 0 51.4152 50 -0.07 70
IV.MMO1.EHZ. 2019-07-15T13:35:41.76 0.3 undecidable manual P 122 55.0005 50 -0.07 69
IV.PIEI.HHZ. 2019-07-15T13:35:40.17 0.3 undecidable manual P 337 44.7219 50 -0.08 71
IV.NRCA.HHZ. 2019-07-15T13:35:40.59 0.3 undecidable manual P 141 47.0196 50 -0.01 71
IV.ATVO.HHZ. 2019-07-15T13:35:39.07 0.1 undecidable manual P 311 36.9297 50 0.01 97
IV.SNTG.HHZ. 2019-07-15T13:35:39.04 0.3 undecidable manual S 56 18.0708 120 -0.02 75
IV.ATVA.EHE. 2019-07-15T13:35:39.29 0.1 undecidable manual P 288 39.9267 50 -0.22 92
IV.ARVD.HHZ. 2019-07-15T13:35:39.29 0.3 undecidable manual P 22 39.8268 50 -0.21 69
IV.MML1.HNZ. 2019-07-15T13:35:39.26 0.3 undecidable manual S 108 18.4704 119 0.06 74
IV.MOMA.HHZ. 2019-07-15T13:35:39.82 0.3 undecidable manual P 201 42.8238 50 -0.13 70
IV.CESI.HHZ. 2019-07-15T13:35:39.91 0.3 undecidable manual S 146 21.5673 116 -0.23 71
IV.ATPI.EHZ. 2019-07-15T13:35:39.99 0.3 undecidable manual P 318 42.5241 50 0.07 71
IV.FIU1.HNZ. 2019-07-15T13:35:38.06 0.3 undecidable manual S 80 14.5743 125 0.02 75
IV.FOSV.EHZ. 2019-07-15T13:35:38.13 0.3 undecidable manual S 2 14.3745 126 0.14 74
IV.ASSB.HHZ. 2019-07-15T13:35:38.30 0.1 undecidable manual S 210 15.6732 123 -0.06 100
IV.FEMA.HNE. 2019-07-15T13:35:38.38 0.1 undecidable manual P 133 32.8449 50 -0.05 97
IV.EL6.EHZ. 2019-07-15T13:35:38.55 0.1 undecidable manual P 57 33.4443 50 0.04 97
IV.ATLO.EHE. 2019-07-15T13:35:38.26 0.1 undecidable manual P 301 32.6451 50 -0.12 95
IV.SEF1.HNZ. 2019-07-15T13:35:38.39 0.3 undecidable manual S 97 15.7731 123 0 75
IV.ATSC.EHZ. 2019-07-15T13:35:37.69 0.1 undecidable manual P 349 29.2485 50 -0.17 95
IV.FDMO.HHZ. 2019-07-15T13:35:37.94 0.1 undecidable manual P 118 30.5472 50 -0.12 96
IT.MTCL.HGZ. 2019-07-15T13:35:37.46 0.3 undecidable manual P 134 27.4503 50 -0.13 72
IV.CESI.HHZ. 2019-07-15T13:35:36.50 0.3 undecidable manual P 146 21.5673 116 -0.13 73
IV.SNTG.HHZ. 2019-07-15T13:35:36.09 0.1 undecidable manual P 56 18.0708 120 0.08 99
IT.FOPC.HGZ. 2019-07-15T13:35:36.71 0.6 undecidable manual P 191 22.0668 115 -0.02 50
IV.MML1.HNZ. 2019-07-15T13:35:36.14 0.1 undecidable manual P 108 18.4704 119 0.05 99
IV.ASSB.HHZ. 2019-07-15T13:35:35.68 0.1 undecidable manual P 210 15.6732 123 0.07 99
IV.SEF1.HNZ. 2019-07-15T13:35:35.73 0.1 undecidable manual P 97 15.7731 123 0.11 98
IV.FIU1.HNZ. 2019-07-15T13:35:35.38 0.1 undecidable manual P 80 14.5743 125 -0.04 100
IV.FOSV.EHZ. 2019-07-15T13:35:35.54 0.1 undecidable manual P 2 14.3745 126 0.15 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHE. ML:1.4 0.00023349999999999998 0.16 AML other m 2019-07-15T13:35:38.23
IV.ASSB.HHN. ML:1.6 0.000371 0.3 AML other m 2019-07-15T13:35:38.39
IV.FDMO.HHE. ML:1.0 0.00004385 0.52 AML other m 2019-07-15T13:35:38.14
IV.ASSB.HHE. ML:1.7 0.000519 0.1 AML other m 2019-07-15T13:35:38.41
IV.FOSV.EHN. ML:1.3 0.0001865 1.1 AML other m 2019-07-15T13:35:38.28
IV.SNTG.HHN. ML:1.5 0.00023899999999999998 0.12 AML other m 2019-07-15T13:35:39.45
IV.SNTG.HHE. ML:1.5 0.0002615 0.12 AML other m 2019-07-15T13:35:39.51
IV.CESI.HHE. ML:1.5 0.00023649999999999998 0.06 AML other m 2019-07-15T13:35:40.43
IV.CESI.HHN. ML:1.6 0.000251 0.06 AML other m 2019-07-15T13:35:40.56
IV.EL6.EHE. ML:1.5 0.0001375 1.02 AML other m 2019-07-15T13:35:44.11
IV.EL6.EHN. ML:1.6 0.0001513 1.06 AML other m 2019-07-15T13:35:44.03
IV.FDMO.HHN. ML:1.0 0.0000513 0.66 AML other m 2019-07-15T13:35:45.46
IV.NRCA.HHE. ML:1.6 0.00009755 0.14 AML other m 2019-07-15T13:35:47.64
IV.PIEI.HHE. ML:1.4 0.0000712 0.74 AML other m 2019-07-15T13:35:47.78
IV.NRCA.HHN. ML:1.8 0.0001595 0.12 AML other m 2019-07-15T13:35:47.89
IV.PIEI.HHN. ML:1.2 0.000048549999999999994 0.2 AML other m 2019-07-15T13:35:48.42
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