Earthquake with magnitude of ML 0.7 on date 18-07-2020 and time 19:26:39 (Italy) in region 7 km NW Nocera Umbra (PG)

A magnitude ML 0.7 earthquake occured in region: 7 km NW Nocera Umbra (PG), on

  • 18-07-2020 17:26:39 (UTC)
  • 18-07-2020 19:26:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1410, 12.7220 at 7 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 7 5839 5839
Valtopina PG 9 1398 7237
Valfabbrica PG 10 3389 10626
Gualdo Tadino PG 11 15208 25834
Assisi PG 12 28299 54133
Bastia Umbra PG 16 21874 76007
Spello PG 17 8645 84652
Fossato di Vico PG 17 2840 87492
Fiuminata MC 18 1402 88894
Sefro MC 19 422 89316
Cannara PG 20 4305 93621

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km N of Foligno (57155 inhabitants)
27 Km E of Perugia (166134 inhabitants)
65 Km N of Terni (111501 inhabitants)
77 Km E of Arezzo (99543 inhabitants)
82 Km SW of Fano (60888 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
87 Km S of Pesaro (94582 inhabitants)
95 Km NE of Viterbo (67173 inhabitants)
96 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
Reviewed
Rev100
ML 0.7 2020-07-18
17:26:39
43.1413 12.7217 7 2020-07-18
17:35:34
Sala Sismica INGV-Roma 81139271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-18 17:26:39 ± 0.09
Latitude 43.1413 ± 0.0018
Longitude 12.7217 ± 0.0025
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81139271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 189
Semi-minor axis of confidence ellipse (meter) 115
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 140
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) 151
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.19605
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.5
Num. used stations 6
Type of magnitude ML
Reference to an origin 81139271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-18 17:35:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MONC.HHZ. 2020-07-18T17:28:23.44 3.0 undecidable manual Sn -6.78 0
IV.CMPR.HHZ. 2020-07-18T17:28:16.38 3.0 undecidable manual Sg 3.76 0
IV.MBAL.EHZ. 2020-07-18T17:28:03.24 3.0 undecidable manual Sn -0.3 0
IV.ILOS.HHZ. 2020-07-18T17:28:00.74 3.0 negative manual Pg 8.05 0
IV.TDS.HHZ. 2020-07-18T17:27:50.51 3.0 undecidable manual Pg 5.88 0
GU.RORO.HHZ. 2020-07-18T17:27:40.89 3.0 positive manual Pg 6.07 0
IV.CMPR.HHZ. 2020-07-18T17:27:30.09 3.0 undecidable manual Pg -0.9 0
IV.SGO.HHZ. 2020-07-18T17:27:30.96 3.0 undecidable manual Pg 2.7 0
IV.ROSPO.HHZ. 2020-07-18T17:27:29.14 3.0 undecidable manual Sn -5.21 0
IV.EUCT.HNZ. 2020-07-18T17:27:27.92 3.0 undecidable manual Pn -3.94 0
IV.VBKN.HHZ. 2020-07-18T17:27:18.91 3.0 negative manual Pg -1.42 0
IV.COR1.EHZ. 2020-07-18T17:26:59.64 3.0 undecidable manual Sn 0.32 0
IV.SRES.HHZ. 2020-07-18T17:26:47.32 3.0 positive manual P -9.03 0
IV.MURB.HHZ. 2020-07-18T17:26:47.23 0.3 undecidable manual S 310 20.868 109 0.04 73
IV.SNTG.HHZ. 2020-07-18T17:26:47.53 0.1 undecidable manual S 54 21.7671 109 0.06 97
IV.SMA1.EHZ. 2020-07-18T17:26:46.16 3.0 undecidable manual P -4.62 0
IV.SNTG.HHZ. 2020-07-18T17:26:44.01 0.1 undecidable manual P 54 21.7671 109 -0.1 96
IV.ASSB.HHZ. 2020-07-18T17:26:44.38 0.1 undecidable manual S 205 12.0768 121 -0.03 99
IV.MURB.HHZ. 2020-07-18T17:26:43.88 0.6 negative manual P 310 20.868 109 -0.07 49
IV.ATCC.EHZ. 2020-07-18T17:26:43.29 0.1 undecidable manual S 306 8.1807 132 -0.03 100
IV.ASSB.HHZ. 2020-07-18T17:26:42.41 0.1 undecidable manual P 205 12.0768 121 0.07 99
IV.ATCC.EHZ. 2020-07-18T17:26:41.76 0.1 undecidable manual P 306 8.1807 132 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHN. ML:0.4 0.0000383 0.48 AML other m 2020-07-18T17:26:43.55
IV.ATCC.EHE. ML:0.4 0.0000424 0.28 AML other m 2020-07-18T17:26:43.71
IV.ASSB.HHN. ML:0.6 0.00005595 0.16 AML other m 2020-07-18T17:26:44.66
IV.ASSB.HHE. ML:0.7 0.00005945 0.16 AML other m 2020-07-18T17:26:44.81
IV.SRES.HHN. ML:1.9 0.00007280000000000001 1.48 AML other m 2020-07-18T17:27:15.90
IV.SRES.HHE. ML:1.8 0.00006075 0.5 AML other m 2020-07-18T17:27:18.27
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