Earthquake with magnitude of ML 1.1 on date 22-03-2024 and time 21:27:29 (Italy) in region 7 km SE Valtopina (PG)

A magnitude ML 1.1 earthquake occured in region: 7 km SE Valtopina (PG), on

  • 22-03-2024 20:27:29 (UTC)
  • 22-03-2024 21:27:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0110, 12.8070 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
Valtopina PG 7 1398 1398
Foligno PG 10 57155 58553
Spello PG 11 8645 67198
Nocera Umbra PG 11 5839 73037
Serravalle di Chienti MC 14 1070 74107
Trevi PG 16 8469 82576
Monte Cavallo MC 16 145 82721
Sellano PG 17 1079 83800
Assisi PG 17 28299 112099
Montefalco PG 18 5679 117778
Bevagna PG 18 5081 122859
Cannara PG 18 4305 127164
Sefro MC 19 422 127586

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km NE of Foligno (57155 inhabitants)
36 Km E of Perugia (166134 inhabitants)
52 Km N of Terni (111501 inhabitants)
83 Km W of Teramo (54892 inhabitants)
87 Km NE of Viterbo (67173 inhabitants)
88 Km NW of L'Aquila (69753 inhabitants)
89 Km SW of Ancona (100861 inhabitants)
90 Km SE of Arezzo (99543 inhabitants)
94 Km S of Fano (60888 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 1.1 2024-03-22
20:27:29
43.0107 12.8072 10 2024-03-22
20:33:40
Sala Sismica INGV-Roma 126065941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-22 20:27:29 ± 0.05
Latitude 43.0107 ± 0.0036
Longitude 12.8072 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126065941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 423
Semi-minor axis of confidence ellipse (meter) 176
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 357
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30127
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 126065941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-22 20:33:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FREG.EHZ. 2024-03-22T20:28:44.23 3.0 undecidable manual Sn -2.25 0
SI.LUSI.HHZ. 2024-03-22T20:28:34.93 3.0 undecidable manual Sn -4.21 0
GU.SATI.HHZ. 2024-03-22T20:28:15.30 3.0 negative manual Pg 17.18 0
IV.FREG.EHZ. 2024-03-22T20:27:56.01 3.0 undecidable manual Pn -2.88 0
IV.SACR.HHZ. 2024-03-22T20:27:49.07 3.0 undecidable manual Pn 0.16 0
IV.CSP1.EHZ. 2024-03-22T20:27:41.29 0.3 undecidable manual S 74 33.4443 50 0.11 72
IV.NRCA.HHZ. 2024-03-22T20:27:40.68 0.1 undecidable manual S 128 31.746 50 -0.04 97
IV.IMOL.HNZ. 2024-03-22T20:27:39.28 3.0 undecidable manual Pg 3.33 0
IV.FDMO.HHZ. 2024-03-22T20:27:38.17 0.1 undecidable manual S 83 22.8549 114 -0.05 99
IV.CAVE.HHZ. 2024-03-22T20:27:38.26 3.0 negative manual Pn -1.83 0
IV.MML1.EHZ. 2024-03-22T20:27:36.45 0.6 undecidable manual S 49 17.5713 120 -0.1 49
IV.CSP1.EHZ. 2024-03-22T20:27:36.23 1.0 negative manual P 74 33.4443 50 -0.04 24
IV.NRCA.HHZ. 2024-03-22T20:27:35.88 1.0 negative manual P 128 31.746 50 -0.12 24
IV.CESI.HHZ. 2024-03-22T20:27:34.10 0.6 undecidable manual S 95 7.881 142 0.12 50
IV.ASSB.HHZ. 2024-03-22T20:27:34.99 0.6 undecidable manual S 286 12.5763 129 -0.12 49
IV.FDMO.HHZ. 2024-03-22T20:27:34.49 0.1 undecidable manual P 83 22.8549 114 -0.06 98
IV.MML1.EHZ. 2024-03-22T20:27:33.66 1.0 negative manual P 49 17.5713 120 0.06 25
GU.GSCL.HHZ. 2024-03-22T20:27:33.26 3.0 positive manual Pn 0.83 0
IV.CESI.HHZ. 2024-03-22T20:27:32.37 1.0 undecidable manual P 95 7.881 142 0.26 24
IV.ASSB.HHZ. 2024-03-22T20:27:32.83 0.1 negative manual P 286 12.5763 129 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:0.9 0.00008455 0.12 AML other m 2024-03-22T20:27:35.18
IV.ASSB.HHN. ML:0.9 0.0000828 0.1 AML other m 2024-03-22T20:27:35.20
IV.ATCC.EHE. ML:1.3 0.0001261 1.54 AML other m 2024-03-22T20:27:58.04
IV.ATCC.EHN. ML:1.2 0.0001015 0.42 AML other m 2024-03-22T20:28:29.32
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