Earthquake with magnitude of ML 1.5 on date 30-08-2020 and time 18:16:45 (Italy) in region 7 km NE Nocera Umbra (PG)

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

  • 30-08-2020 16:16:45 (UTC)
  • 30-08-2020 18:16:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.16, 12.84 at 15 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
Nocera Umbra PG 7 5839 5839
Fiuminata MC 8 1402 7241
Gualdo Tadino PG 9 15208 22449
Sefro MC 9 422 22871
Pioraco MC 12 1134 24005
Esanatoglia MC 13 2034 26039
Valtopina PG 13 1398 27437
Serravalle di Chienti MC 14 1070 28507
Fossato di Vico PG 16 2840 31347
Matelica MC 17 9981 41328
Castelraimondo MC 19 4587 45915
Valfabbrica PG 19 3389 49304
Camerino MC 19 6974 56278
Muccia MC 19 915 57193
Fabriano AN 20 31480 88673

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NE of Foligno (57155 inhabitants)
37 Km E of Perugia (166134 inhabitants)
69 Km N of Terni (111501 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
77 Km S of Fano (60888 inhabitants)
83 Km S of Pesaro (94582 inhabitants)
84 Km E of Arezzo (99543 inhabitants)
90 Km NW of Teramo (54892 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 2020-08-30
16:16:45
43.17 12.84 15 2020-11-19
12:37:01
Bollettino Sismico Italiano INGV 82902471
Reviewed
Rev100
ML 1.5 2020-08-30
16:16:45
43.17 12.84 14 2020-08-30
16:32:32
Sala Sismica INGV-Roma 82473901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-30 16:16:45 ± 0.05
Latitude 43.17 ± 0.00
Longitude 12.84 ± 0.00
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82902471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 258
Semi-minor axis of confidence ellipse (meter) 60
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 50
Circular confidence region, given by single value of horizontal uncertainty (meter) 260
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
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) 0.11152
Epicentral distance of station farthest from the epicenter (degree) 0.38851
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:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 82473901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-30 16:32:32

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 82902471
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-14 12:39:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2020-08-30T16:16:59.70 0.6 undecidable manual S 148 0.3885 97 -0.07 47
IV.FRON.EHZ. 2020-08-30T16:16:59.16 0.3 undecidable manual S 347 0.3615 98 0.19 69
IV.ARVD.HHZ. 2020-08-30T16:16:58.52 0.6 undecidable manual S 13 0.3408 98 0.14 47
IV.ATFO.HHZ. 2020-08-30T16:16:56.72 0.3 undecidable manual S 316 0.2788 101 0.16 70
IV.CSP1.EHZ. 2020-08-30T16:16:56.68 0.3 undecidable manual S 105 0.2788 101 0.14 72
IV.SSFR.HHZ. 2020-08-30T16:16:56.48 0.3 undecidable manual S 352 0.2734 102 0.07 72
IV.FDMO.HHZ. 2020-08-30T16:16:55.04 0.3 undecidable manual S 125 0.2239 106 0.07 73
IV.MURB.HHZ. 2020-08-30T16:16:55.75 0.3 undecidable manual S 293 0.2473 104 0.1 71
IT.MTCL.HGZ. 2020-08-30T16:16:54.53 0.3 undecidable manual S 145 0.2086 108 -0.01 74
IV.FRON.EHZ. 2020-08-30T16:16:53.20 0.1 undecidable manual P 347 0.3615 98 -0.18 92
IV.NRCA.HHZ. 2020-08-30T16:16:53.65 0.1 undecidable manual P 148 0.3885 97 -0.19 91
IV.CESI.HHZ. 2020-08-30T16:16:53.38 0.3 undecidable manual S 163 0.1682 115 -0.04 74
IV.ASSB.HHZ. 2020-08-30T16:16:53.72 0.3 undecidable manual S 227 0.179 113 0.01 74
IV.FOSV.EHZ. 2020-08-30T16:16:52.43 0.3 undecidable manual S 337 0.1403 122 -0.28 71
IV.ATCC.EHZ. 2020-08-30T16:16:52.88 0.3 undecidable manual S 278 0.1448 120 0.07 73
IV.ATFO.HHZ. 2020-08-30T16:16:52.00 0.1 undecidable manual P 316 0.2788 101 0.02 97
IV.CSP1.EHZ. 2020-08-30T16:16:52.27 0.1 undecidable manual P 105 0.2788 101 0.29 92
IV.MML1.EHE. 2020-08-30T16:16:52.19 0.3 undecidable manual S 118 0.1115 130 0.19 73
IV.ARVD.HHZ. 2020-08-30T16:16:52.90 0.1 undecidable manual P 13 0.3408 98 -0.14 93
IV.SSFR.HHZ. 2020-08-30T16:16:51.74 0.1 undecidable manual P 352 0.2734 102 -0.16 94
IV.MURB.HHZ. 2020-08-30T16:16:51.51 0.1 undecidable manual P 293 0.2473 104 0.05 97
IV.ASSB.HHZ. 2020-08-30T16:16:50.29 0.1 negative manual P 227 0.179 113 -0.05 99
IT.MTCL.HGZ. 2020-08-30T16:16:50.77 0.1 undecidable manual P 145 0.2086 108 -0.05 98
IV.FDMO.HHZ. 2020-08-30T16:16:50.97 0.1 undecidable manual P 125 0.2239 106 -0.1 96
IV.CESI.HHZ. 2020-08-30T16:16:50.16 0.1 undecidable manual P 163 0.1682 115 -0.01 99
IV.MML1.EHE. 2020-08-30T16:16:49.40 0.1 undecidable manual P 118 0.1115 130 0.04 100
IV.FOSV.EHZ. 2020-08-30T16:16:49.59 0.1 undecidable manual P 337 0.1403 122 -0.17 97
IV.ATCC.EHZ. 2020-08-30T16:16:49.86 0.1 undecidable manual P 278 0.1448 120 0.04 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHN. ML:1.2 0.0001152 1.3 AML other m 2020-08-30T16:16:53.14
IV.ATCC.EHE. ML:1.3 0.0001501 0.6 AML other m 2020-08-30T16:16:53.31
IV.ASSB.HHN. ML:1.7 0.0003265 0.24 AML other m 2020-08-30T16:16:53.94
IV.ASSB.HHE. ML:1.6 0.000236 1.68 AML other m 2020-08-30T16:16:53.93
IV.MURB.HHE. ML:1.9 0.0003875 0.22 AML other m 2020-08-30T16:16:56.44
IV.MURB.HHN. ML:1.6 0.0001935 0.62 AML other m 2020-08-30T16:16:57.67
IV.SSFR.HHE. ML:1.4 0.0001125 1.14 AML other m 2020-08-30T16:16:57.92
IV.SSFR.HHN. ML:1.3 9.345E-5 1.36 AML other m 2020-08-30T16:16:58.01
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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