Earthquake with magnitude of ML 1.2 on date 08-04-2022 and time 20:06:45 (UTC) in region 2 km NE Cerreto di Spoleto (PG)

A magnitude ML 1.2 earthquake occured in region: 2 km NE Cerreto di Spoleto (PG), on

  • 08-04-2022 20:06:45 (UTC)
  • 08-04-2022 22:06:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8340, 12.9350 at 11 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
Cerreto di Spoleto PG 2 1075 1075
Sellano PG 6 1079 2154
Vallo di Nera PG 9 364 2518
Preci PG 10 724 3242
Campello sul Clitunno PG 13 2442 5684
Poggiodomo PG 14 117 5801
Norcia PG 14 4957 10758
Sant'Anatolia di Narco PG 14 564 11322
Cascia PG 14 3217 14539
Scheggino PG 16 461 15000
Trevi PG 16 8469 23469
Visso MC 17 1107 24576
Monte Cavallo MC 19 145 24721
Castelsantangelo sul Nera MC 19 281 25002
Spoleto PG 19 38218 63220

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km SE of Foligno (57155 inhabitants)
38 Km NE of Terni (111501 inhabitants)
54 Km SE of Perugia (166134 inhabitants)
66 Km NW of L'Aquila (69753 inhabitants)
66 Km W of Teramo (54892 inhabitants)
82 Km NE of Viterbo (67173 inhabitants)
94 Km N of Guidonia Montecelio (88673 inhabitants)
97 Km N of Tivoli (56533 inhabitants)
99 Km SW of Ancona (100861 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 1.2 2022-04-08
20:06:45
42.8343 12.9348 11 2022-04-08
20:12:45
Sala Sismica INGV-Roma 102945911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-08 20:06:45 ± 0.11
Latitude 42.8343 ± 0.0054
Longitude 12.9348 ± 0.0074
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 102945911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 628
Semi-minor axis of confidence ellipse (meter) 566
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 105
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 124
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29408
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 102945911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-08 20:12:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2022-04-08T20:07:04.11 3.0 undecidable manual S 0.78 0
IV.ASSB.HHZ. 2022-04-08T20:06:56.59 0.6 undecidable manual S 316 32.2455 50 0.28 46
IV.MMO1.EHZ. 2022-04-08T20:06:56.68 0.3 undecidable manual S 77 32.6451 50 0.24 70
7F.SIB2.EHZ. 2022-04-08T20:06:55.60 0.6 undecidable manual S 78 30.6471 50 -0.3 46
IV.LNSS.HHZ. 2022-04-08T20:06:55.10 0.6 undecidable manual S 161 27.0507 50 0.15 48
7F.SIB3.EHZ. 2022-04-08T20:06:55.11 0.6 undecidable manual S 80 27.6501 50 0.01 49
IV.MC2.EHZ. 2022-04-08T20:06:54.15 0.3 undecidable manual S 67 22.3554 50 0.46 68
IV.FDMO.HHZ. 2022-04-08T20:06:54.56 0.6 undecidable manual S 29 25.6521 50 0 50
IT.MTCL.HGZ. 2022-04-08T20:06:52.44 0.6 undecidable manual S 16 18.4704 50 -0.21 48
IV.CESI.HNZ. 2022-04-08T20:06:52.46 0.6 undecidable manual S 353 19.0698 50 -0.35 47
IV.MMO1.EHZ. 2022-04-08T20:06:51.99 0.6 positive manual P 77 32.6451 50 0.28 46
IV.LNSS.HHZ. 2022-04-08T20:06:51.02 0.3 negative manual P 161 27.0507 50 0.18 72
IV.NRCA.HHZ. 2022-04-08T20:06:51.73 0.6 undecidable manual S 90 14.5743 127 0.14 49
IV.ASSB.HHZ. 2022-04-08T20:06:51.82 1.0 undecidable manual P 316 32.2455 50 0.19 24
IV.GAVE.HNZ. 2022-04-08T20:06:51.82 0.6 undecidable manual S 192 16.0728 124 -0.19 49
IV.MC2.EHZ. 2022-04-08T20:06:50.15 0.1 undecidable manual P 67 22.3554 50 0.03 99
IV.FDMO.HHZ. 2022-04-08T20:06:50.83 0.6 positive manual P 29 25.6521 50 0.21 48
IV.MTRA.EHZ. 2022-04-08T20:06:50.16 3.0 undecidable manual P -1.19 0
7F.SIB2.EHZ. 2022-04-08T20:06:50.45 0.1 undecidable manual P 78 30.6471 50 -0.94 74
7F.SIB3.EHZ. 2022-04-08T20:06:50.64 0.1 undecidable manual P 80 27.6501 50 -0.29 93
IV.NRCA.HHZ. 2022-04-08T20:06:49.15 0.3 positive manual P 90 14.5743 127 0.25 72
IV.GAVE.HNZ. 2022-04-08T20:06:49.10 0.1 undecidable manual P 192 16.0728 124 -0.05 100
IT.MTCL.HGZ. 2022-04-08T20:06:49.36 0.1 undecidable manual P 16 18.4704 50 -0.16 97
IV.CESI.HNZ. 2022-04-08T20:06:49.88 0.1 undecidable manual P 353 19.0698 50 0.27 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.1 0.000125 0.1 AML other m 2022-04-08T20:06:51.79
IV.NRCA.HHE. ML:1.0 0.0000887 0.16 AML other m 2022-04-08T20:06:52.51
IV.LNSS.HHE. ML:1.4 0.0001305 0.68 AML other m 2022-04-08T20:06:55.50
IV.LNSS.HHN. ML:1.3 0.00010664999999999999 1.12 AML other m 2022-04-08T20:06:55.39
IV.MTRA.HNE. ML:2.0 0.0003745 1.6 AML other m 2022-04-08T20:06:57.90
IV.MTRA.HNN. ML:2.0 0.00034250000000000003 1.06 AML other m 2022-04-08T20:06:57.79
IV.NRCA.HNE. ML:1.2 0.00016312835 2.3424 AML other m 2022-04-08T20:06:55.19
IV.NRCA.HNN. ML:1.3 0.00017254154999999998 0.9856 AML other m 2022-04-08T20:06:51.72
IV.FDMO.HHE. ML:0.8 0.000037294525 0.8448 AML other m 2022-04-08T20:07:02.23
IV.FDMO.HHN. ML:0.8 0.00003928875 1.2544 AML other m 2022-04-08T20:07:04.90
IV.ASSB.HHE. ML:1.0 0.00004281005 1.216 AML other m 2022-04-08T20:06:56.63
IV.ASSB.HHN. ML:1.0 0.000044294605 0.512 AML other m 2022-04-08T20:07:00.95
IV.MMO1.EHE. ML:1.2 0.00006773896000000001 1.4336 AML other m 2022-04-08T20:06:55.92
IV.MMO1.EHN. ML:1.0 0.000045016175 1.1648 AML other m 2022-04-08T20:06:54.53
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