Earthquake with magnitude of ML 0.8 on date 18-09-2019 and time 11:12:10 (Italy) in region 4 km N Nocera Umbra (PG)

A magnitude ML 0.8 earthquake occured in region: 4 km N Nocera Umbra (PG), on

  • 18-09-2019 09:12:10 (UTC)
  • 18-09-2019 11:12:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.14, 12.8 at 10 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.

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 4 5839 5839
Valtopina PG 10 1398 7237
Gualdo Tadino PG 10 15208 22445
Fiuminata MC 12 1402 23847
Sefro MC 12 422 24269
Serravalle di Chienti MC 14 1070 25339
Pioraco MC 15 1134 26473
Valfabbrica PG 16 3389 29862
Esanatoglia MC 17 2034 31896
Assisi PG 17 28299 60195
Fossato di Vico PG 17 2840 63035
Spello PG 20 8645 71680

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Foligno (57155 inhabitants)
34 Km E of Perugia (166134 inhabitants)
66 Km N of Terni (111501 inhabitants)
78 Km SW of Ancona (100861 inhabitants)
80 Km S of Fano (60888 inhabitants)
83 Km E of Arezzo (99543 inhabitants)
86 Km S of Pesaro (94582 inhabitants)
91 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
Rev 100 ML 0.8 2019-09-18
09:12:10
43.14 12.8 10 2019-09-18
13:08:18
Sala Sismica INGV-Roma 72520031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-18 09:12:10 ± 0.1
Latitude 43.14 ± 0.00
Longitude 12.80 ± 0.00
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 72520031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 411
Semi-minor axis of confidence ellipse (meter) 350
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 347
Circular confidence region, given by single value of horizontal uncertainty (meter) 410
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.28688
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 72520031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-18 13:08:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2019-09-18T09:12:23.35 3.0 undecidable manual S -0.61 0
IV.EL6.EHZ. 2019-09-18T09:12:21.23 0.6 undecidable manual S 49 0.2869 50 -0.15 47
IV.MURB.HHZ. 2019-09-18T09:12:19.88 0.6 undecidable manual S 301 0.2365 110 0.1 48
IT.MTCL.HGZ. 2019-09-18T09:12:18.45 0.3 undecidable manual S 136 0.2059 113 -0.25 71
IV.ASSB.HHZ. 2019-09-18T09:12:16.38 0.6 undecidable manual S 227 0.1448 121 -0.22 48
IV.EL6.EHZ. 2019-09-18T09:12:16.55 0.6 negative manual P 49 0.2869 50 -0.06 48
IV.SNTG.HHZ. 2019-09-18T09:12:16.56 0.6 undecidable manual S 42 0.1511 120 -0.22 48
IV.MURB.HHZ. 2019-09-18T09:12:15.66 1.0 undecidable manual P 301 0.2365 110 -0.03 24
IV.MML1.HNZ. 2019-09-18T09:12:15.97 0.6 undecidable manual S 103 0.1259 124 -0.01 50
IT.MTCL.HGZ. 2019-09-18T09:12:15.46 0.1 undecidable manual P 136 0.2059 113 0.4 91
IV.SNTG.HHZ. 2019-09-18T09:12:14.18 0.6 undecidable manual P 42 0.1511 120 0.23 48
IV.MML1.HNZ. 2019-09-18T09:12:13.51 0.1 undecidable manual P 103 0.1259 124 0.02 100
IV.ASSB.HHZ. 2019-09-18T09:12:13.79 0.3 positive manual P 227 0.1448 121 -0.06 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HHN. ML:0.5 3.135E-5 1.56 AML other m 2019-09-18T09:12:17.96
IV.ASSB.HHE. ML:0.6 3.53E-5 0.78 AML other m 2019-09-18T09:12:17.46
IV.ASSB.HHN. ML:0.7 4.56E-5 0.64 AML other m 2019-09-18T09:12:17.54
IV.SNTG.HHE. ML:0.6 3.605E-5 1.22 AML other m 2019-09-18T09:12:17.96
IV.MURB.HHE. ML:1 5.0317185E-5 0.4032 AML other m 2019-09-18T09:12:20.26
IV.MURB.HHN. ML:0.9 4.482901E-5 0.2176 AML other m 2019-09-18T09:12:20.60
IV.EL6.EHE. ML:1.3 8.940017E-5 0.1792 AML other m 2019-09-18T09:12:21.81
IV.EL6.EHN. ML:1 4.1987785E-5 1.056 AML other m 2019-09-18T09:12:19.51
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download