Earthquake with magnitude of ML 0.8 on date 30-09-2022 and time 19:57:19 (UTC) in region 7 km NW Valtopina (PG)

A magnitude ML 0.8 earthquake occured in region: 7 km NW Valtopina (PG), on

  • 30-09-2022 19:57:19 (UTC)
  • 30-09-2022 21:57:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1120, 12.6990 at 5 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
Valtopina PG 7 1398 1398
Nocera Umbra PG 8 5839 7237
Assisi PG 8 28299 35536
Valfabbrica PG 10 3389 38925
Bastia Umbra PG 13 21874 60799
Spello PG 13 8645 69444
Gualdo Tadino PG 15 15208 84652
Cannara PG 16 4305 88957
Foligno PG 17 57155 146112

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km N of Foligno (57155 inhabitants)
25 Km E of Perugia (166134 inhabitants)
61 Km N of Terni (111501 inhabitants)
77 Km SE of Arezzo (99543 inhabitants)
85 Km SW of Fano (60888 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
91 Km S of Pesaro (94582 inhabitants)
91 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
Bulletin
Rev1000
ML 0.8 2022-09-30
19:57:19
43.1122 12.6992 5 2024-03-01
15:28:16
Bollettino Sismico Italiano INGV 113739491
Reviewed
Rev100
ML 0.9 2022-09-30
19:57:19
43.098 12.6887 10 2022-09-30
20:10:21
Sala Sismica INGV-Roma 110351731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-30 19:57:19 ± 0.06
Latitude 43.1122 ± 0.0027
Longitude 12.6992 ± 0.0037
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113739491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 330
Semi-minor axis of confidence ellipse (meter) 14
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 223
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.53510
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 113739491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-01-23 08:49:25

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 110351731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-30 20:10:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RRL.HHZ. 2022-09-30T19:59:01.99 3.0 undecidable manual Sn 0.78 0
IV.GIZZ.HHZ. 2022-09-30T19:58:32.88 3.0 positive manual Pg 7.82 0
IV.ECTS.HHZ. 2022-09-30T19:58:29.19 3.0 undecidable manual Pn -2.97 0
IV.PTRJ.HHZ. 2022-09-30T19:58:19.13 3.0 undecidable manual Sn 0.62 0
GU.PZZ.HHZ. 2022-09-30T19:58:18.69 3.0 undecidable manual Pg 11 0
MN.TRI.HHZ. 2022-09-30T19:57:55.58 3.0 positive manual Pn -0.04 0
IV.ATVO.HHN. 2022-09-30T19:57:32.50 0.6 undecidable manual S 322 38.1285 98 -0.4 45
IV.SSFR.HHN. 2022-09-30T19:57:32.03 0.6 undecidable manual S 11 36.5412 98 -0.32 46
IV.ARRO.EHZ. 2022-09-30T19:57:31.42 0.6 undecidable manual P 175 59.3961 50 0.55 41
IV.ATSC.EHE. 2022-09-30T19:57:31.41 0.3 undecidable manual S 358 34.6431 98 -0.27 69
IV.TSM2.DHN.01 2022-09-30T19:57:31.67 0.6 undecidable manual S 332 35.742 98 -0.41 45
IV.FDMO.HHN. 2022-09-30T19:57:30.70 0.3 undecidable manual S 105 32.5452 99 -0.27 70
IV.ATLO.EHE. 2022-09-30T19:57:30.68 0.3 undecidable manual S 314 32.6451 99 -0.32 69
IT.MTCL.HGZ. 2022-09-30T19:57:29.19 0.6 undecidable manual S 118 27.6501 100 -0.1 48
IV.MGAB.HHZ. 2022-09-30T19:57:29.81 0.1 undecidable manual P 245 52.503 50 0 95
IV.RSM2.HHZ. 2022-09-30T19:57:28.22 3.0 positive manual P -0.19 0
IV.SNTG.HHE. 2022-09-30T19:57:28.66 0.3 undecidable manual S 51 25.1526 101 0.21 71
IV.ATSC.EHE. 2022-09-30T19:57:27.06 0.1 undecidable manual P 358 34.6431 98 0.51 88
IV.CESI.HHZ. 2022-09-30T19:57:27.09 0.3 undecidable manual S 125 20.4684 104 0.24 72
IV.CSP1.EHZ. 2022-09-30T19:57:27.55 0.1 undecidable manual P 93 41.0256 97 -0.27 91
IV.ATVA.EHE. 2022-09-30T19:57:27.21 0.1 undecidable manual P 299 38.2284 98 -0.05 96
IV.FOSV.HNE. 2022-09-30T19:57:27.27 0.3 undecidable manual S 14 20.868 104 0.28 71
IV.ATVO.HHN. 2022-09-30T19:57:27.41 0.1 undecidable manual P 322 38.1285 98 0.16 94
IV.MURB.HHZ. 2022-09-30T19:57:27.56 0.3 undecidable manual S 320 21.867 103 0.22 72
IV.SSFR.HHN. 2022-09-30T19:57:27.00 0.1 undecidable manual P 11 36.5412 98 0.06 96
IV.EL6.EHZ. 2022-09-30T19:57:27.32 0.1 undecidable manual P 53 40.5261 97 -0.39 89
IV.MML1.EHZ. 2022-09-30T19:57:27.48 0.3 undecidable manual S 90 22.0668 103 0.08 74
IV.TSM2.DHN.01 2022-09-30T19:57:26.95 0.3 undecidable manual P 332 35.742 98 0.17 71
IV.FDMO.HHN. 2022-09-30T19:57:26.18 0.1 undecidable manual P 105 32.5452 99 0.04 97
IT.MTCL.HGZ. 2022-09-30T19:57:25.35 0.1 undecidable manual P 118 27.6501 100 0.18 95
IV.ATLO.EHE. 2022-09-30T19:57:25.84 0.6 undecidable manual P 314 32.6451 99 -0.31 46
IV.SNTG.HHE. 2022-09-30T19:57:24.53 0.3 undecidable manual P 51 25.1526 101 -0.15 72
IV.MURB.HHZ. 2022-09-30T19:57:24.05 0.6 undecidable manual P 320 21.867 103 0 50
IV.MML1.EHZ. 2022-09-30T19:57:24.02 0.3 undecidable manual P 90 22.0668 103 -0.05 74
IV.ATCC.EHZ. 2022-09-30T19:57:23.62 0.3 undecidable manual S 329 9.3795 118 0.37 71
IV.CESI.HHZ. 2022-09-30T19:57:23.73 0.3 undecidable manual P 125 20.4684 104 -0.04 75
IV.FOSV.HNE. 2022-09-30T19:57:23.79 0.3 undecidable manual P 14 20.868 104 -0.05 74
IV.ASSB.HHZ. 2022-09-30T19:57:22.86 0.3 undecidable manual S 203 8.3805 121 -0.08 76
IV.ASSB.HHZ. 2022-09-30T19:57:21.35 0.1 undecidable manual P 203 8.3805 121 -0.15 99
IV.ATCC.EHZ. 2022-09-30T19:57:21.79 0.1 undecidable manual P 329 9.3795 118 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.0 0.00016099999999999998 1.64 AML other m 2022-09-30T19:57:22.90
IV.ASSB.HHN. ML:1.0 0.000191 0.2 AML other m 2022-09-30T19:57:23.18
IV.ATCC.EHE. ML:0.6 0.00006375134 0.2432 AML other m 2022-09-30T19:57:23.97
IV.ATCC.EHN. ML:0.7 0.000086396815 0.896 AML other m 2022-09-30T19:57:24.15
IV.CESI.HHE. ML:0.6 0.000030472909999999998 1.7024 AML other m 2022-09-30T19:57:27.95
IV.CESI.HHN. ML:0.6 0.00003293457 1.7152 AML other m 2022-09-30T19:57:28.12
IV.MML1.EHN. ML:0.9 0.000057094465 0.2176 AML other m 2022-09-30T19:57:27.90
IV.MML1.EHE. ML:0.8 0.000051552559999999996 0.2048 AML other m 2022-09-30T19:57:28.04
IV.MURB.HHE. ML:1.0 0.00007291507 2.304 AML other m 2022-09-30T19:57:28.22
IV.MURB.HHN. ML:1.1 0.00008828268499999999 1.5488 AML other m 2022-09-30T19:57:28.39
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