Earthquake with magnitude of ML 1.2 on date 14-07-2020 and time 21:24:01 (Italy) in region 4 km E Vallo di Nera (PG)

A magnitude ML 1.2 earthquake occured in region: 4 km E Vallo di Nera (PG), on

  • 14-07-2020 19:24:01 (UTC)
  • 14-07-2020 21:24:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.77, 12.92 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Vallo di Nera PG 4 364 364
Cerreto di Spoleto PG 6 1075 1439
Poggiodomo PG 7 117 1556
Sant'Anatolia di Narco PG 8 564 2120
Scheggino PG 9 461 2581
Cascia PG 10 3217 5798
Campello sul Clitunno PG 13 2442 8240
Sellano PG 13 1079 9319
Monteleone di Spoleto PG 13 599 9918
Norcia PG 15 4957 14875
Spoleto PG 15 38218 53093
Preci PG 16 724 53817
Trevi PG 18 8469 62286
Ferentillo TR 20 1913 64199

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km SE of Foligno (57155 inhabitants)
32 Km NE of Terni (111501 inhabitants)
57 Km SE of Perugia (166134 inhabitants)
61 Km NW of L'Aquila (69753 inhabitants)
66 Km W of Teramo (54892 inhabitants)
77 Km NE of Viterbo (67173 inhabitants)
87 Km N of Guidonia Montecelio (88673 inhabitants)
90 Km N of Tivoli (56533 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 1.2 2020-07-14
19:24:01
42.77 12.92 10 2020-11-19
12:37:03
Bollettino Sismico Italiano INGV 83337161
Reviewed
Rev100
ML 1.2 2020-07-14
19:24:01
42.77 12.92 10 2020-07-14
19:30:34
Sala Sismica INGV-Roma 81034441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-14 19:24:01 ± 0.05
Latitude 42.77 ± 0.00
Longitude 12.92 ± 0.00
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 83337161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 333
Semi-minor axis of confidence ellipse (meter) 232
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 115
Circular confidence region, given by single value of horizontal uncertainty (meter) 330
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
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) 0.07914
Epicentral distance of station farthest from the epicenter (degree) 0.38401
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 81034441
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-14 19:30:34

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 83337161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-28 16:13:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ASSB.HHZ. 2020-07-14T19:24:14.27 0.3 undecidable manual S 325 0.3318 50 -0.1 71
IV.RM33.EHZ. 2020-07-14T19:24:14.76 0.3 undecidable manual S 140 0.3399 50 0.13 71
IV.MC2.EHZ. 2020-07-14T19:24:11.94 0.3 undecidable manual S 55 0.2446 50 0.16 71
IV.ARRO.EHZ. 2020-07-14T19:24:11.03 0.3 undecidable manual S 210 0.2212 50 -0.06 73
IV.CSP1.EHZ. 2020-07-14T19:24:10.28 1.0 undecidable manual P 33 0.384 50 0.26 23
IV.RM33.EHZ. 2020-07-14T19:24:09.09 0.1 undecidable manual P 140 0.3399 50 -0.17 93
IV.LNSS.HHZ. 2020-07-14T19:24:09.95 0.3 undecidable manual S 152 0.1898 116 -0.14 72
IV.ASSB.HHZ. 2020-07-14T19:24:09.02 0.6 negative manual P 325 0.3318 50 -0.09 47
IV.NRCA.HHZ. 2020-07-14T19:24:08.85 0.3 undecidable manual S 66 0.1574 121 -0.16 73
IV.ARRO.EHZ. 2020-07-14T19:24:07.23 0.6 positive manual P 210 0.2212 50 0.01 49
IV.MC2.EHZ. 2020-07-14T19:24:07.71 0.1 undecidable manual P 55 0.2446 50 0.09 97
IV.LNSS.HHZ. 2020-07-14T19:24:06.59 0.1 undecidable manual P 152 0.1898 116 -0.05 98
IV.GAVE.EHZ. 2020-07-14T19:24:06.90 0.3 undecidable manual S 192 0.0791 140 0.22 73
IV.NRCA.HHZ. 2020-07-14T19:24:06.02 0.1 positive manual P 66 0.1574 121 0 100
IV.GAVE.EHZ. 2020-07-14T19:24:04.97 1.0 undecidable manual P 192 0.0791 140 0.3 24
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.7 0.0006035 1.12 AML other m 2020-07-14T19:24:07.24
IV.GAVE.EHN. ML:1.6 0.0005205 0.68 AML other m 2020-07-14T19:24:07.36
IV.NRCA.HHN. ML:1.2 0.000124 0.12 AML other m 2020-07-14T19:24:08.96
IV.NRCA.HHE. ML:1.3 0.000169 0.14 AML other m 2020-07-14T19:24:08.98
IV.LNSS.HHE. ML:1.3 0.000151 1 AML other m 2020-07-14T19:24:10.24
IV.LNSS.HHN. ML:1.1 8.45E-5 0.56 AML other m 2020-07-14T19:24:11.30
IV.ASSB.HHN. ML:1 4.015E-5 0.42 AML other m 2020-07-14T19:24:14.37
IV.RM33.EHN. ML:0.8 2.37E-5 1.7 AML other m 2020-07-14T19:24:14.07
IV.ASSB.HHE. ML:1 3.995E-5 1.24 AML other m 2020-07-14T19:24:15.27
IV.RM33.EHE. ML:1 3.255E-5 0.88 AML other m 2020-07-14T19:24:16.72
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